Phoenix — flights from Washington to Phoenix

Flight Deals from Washington to Phoenix from $168

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Good to Know

Essential information to help you plan your flight from Washington to Phoenix.

Timing Your Trip

The best day, time of day, season and booking window for this route.

Price Drop Deals

Express Deal
Alaska AirlinesAlaska Airlinesfound Oct 15
11/18/26
7:46 am
IADWashington Dulles Airport
11h 55mSEASeattle Tacoma International Airport
11/18/26
5:41 pm
PHXPhoenix Sky Harbor International Airport
11/25/26
6:08 am
PHXPhoenix Sky Harbor International Airport
9h 28mSANSan Diego International Airport
11/25/26
5:36 pm
IADWashington Dulles Airport
$335
Southwest AirlinesSouthwest Airlinesfound Oct 13
11/10/26
6:15 am
BWIBaltimore/Washington International Thurgood Marshall Airport
5h 10m
11/10/26
9:25 am
PHXPhoenix Sky Harbor International Airport
11/17/26
11:40 pm
PHXPhoenix Sky Harbor International Airport
4h 5m
11/18/26
5:45 am
BWIBaltimore/Washington International Thurgood Marshall Airport
$363
American AirlinesAmerican Airlinesfound Oct 13
11/10/26
5:15 pm
DCAReagan Washington National Airport
5h 13m
11/10/26
8:28 pm
PHXPhoenix Sky Harbor International Airport
11/17/26
12:51 am
PHXPhoenix Sky Harbor International Airport
4h 9m
11/17/26
7:00 am
DCAReagan Washington National Airport
$371
Southwest AirlinesSouthwest Airlinesfound Oct 13
11/10/26
6:15 am
BWIBaltimore/Washington International Thurgood Marshall Airport
5h 10m
11/10/26
9:25 am
PHXPhoenix Sky Harbor International Airport
11/17/26
6:05 am
PHXPhoenix Sky Harbor International Airport
4h 5m
11/17/26
12:10 pm
BWIBaltimore/Washington International Thurgood Marshall Airport
$363
Flight plus hotel
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American AirlinesAmerican Airlinesfound Oct 13
11/10/26
7:00 am
DCAReagan Washington National Airport
5h 21m
11/10/26
10:21 am
PHXPhoenix Sky Harbor International Airport
11/17/26
12:51 am
PHXPhoenix Sky Harbor International Airport
4h 9m
11/17/26
7:00 am
DCAReagan Washington National Airport
$371
Alaska AirlinesAlaska Airlinesfound Oct 15
11/18/26
7:46 am
IADWashington Dulles Airport
11h 55mSEASeattle Tacoma International Airport
11/18/26
5:41 pm
PHXPhoenix Sky Harbor International Airport
11/25/26
11:11 am
PHXPhoenix Sky Harbor International Airport
7h 49mSANSan Diego International Airport
11/25/26
9:00 pm
DCAReagan Washington National Airport
$375
Southwest AirlinesSouthwest Airlinesfound Oct 11
11/02/26
6:00 am
DCAReagan Washington National Airport
7h 5mDALDallas Love Field
11/02/26
11:05 am
PHXPhoenix Sky Harbor International Airport
11/09/26
5:00 am
PHXPhoenix Sky Harbor International Airport
4h 5m
11/09/26
11:05 am
BWIBaltimore/Washington International Thurgood Marshall Airport
$369
American AirlinesAmerican Airlinesfound Oct 11
11/02/26
7:05 pm
BWIBaltimore/Washington International Thurgood Marshall Airport
7h 20mDFWDallas Fort Worth International Airport
11/03/26
12:25 am
PHXPhoenix Sky Harbor International Airport
11/09/26
3:16 pm
PHXPhoenix Sky Harbor International Airport
6h 43mCLTCharlotte Douglas International Airport
11/09/26
11:59 pm
DCAReagan Washington National Airport
$377
Southwest AirlinesSouthwest Airlinesfound Oct 11
11/02/26
4:20 pm
DCAReagan Washington National Airport
7h 15mAUSAustin Bergstrom International Airport
11/02/26
9:35 pm
PHXPhoenix Sky Harbor International Airport
11/09/26
5:00 am
PHXPhoenix Sky Harbor International Airport
4h 5m
11/09/26
11:05 am
BWIBaltimore/Washington International Thurgood Marshall Airport
$369
American AirlinesAmerican Airlinesfound Oct 11
11/02/26
6:27 pm
BWIBaltimore/Washington International Thurgood Marshall Airport
7h 23mORDChicago O Hare Airport
11/02/26
11:50 pm
PHXPhoenix Sky Harbor International Airport
11/09/26
3:16 pm
PHXPhoenix Sky Harbor International Airport
6h 43mCLTCharlotte Douglas International Airport
11/09/26
11:59 pm
DCAReagan Washington National Airport
$377

Top Deals on flights from Washington to Phoenix

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

12:30 pm
IADWashington Dulles Airport
13h 29m1 stop · DFW

Oct 22

10:59 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$168

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 am
IADWashington Dulles Airport
9h 17m1 stop · LAS

Oct 22

12:17 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$190

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 pm
DCAReagan Washington National Airport
8h 48m1 stop · DEN

Oct 22

11:48 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$192

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

1:00 pm
DCAReagan Washington National Airport
9h 46m1 stop · DEN

Oct 22

7:46 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$192

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 am
IADWashington Dulles Airport
15h 33m1 stop · LAS

Oct 22

6:33 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$196

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 am
IADWashington Dulles Airport
20h 18m1 stop · LAS

Oct 22

11:18 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$196

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

7:00 am
DCAReagan Washington National Airport
11h 9m1 stop · DEN

Oct 22

3:09 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

1:00 pm
DCAReagan Washington National Airport
13h 48m1 stop · DEN

Oct 22

11:48 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

7:00 am
DCAReagan Washington National Airport
15h 46m1 stop · DEN

Oct 22

7:46 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

7:00 am
DCAReagan Washington National Airport
19h 48m1 stop · DEN

Oct 22

11:48 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 pm
DCAReagan Washington National Airport
28h 46m1 stop · DEN

Oct 23

7:46 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Washington, US (WAS) - Phoenix, US (PHX)

Frontier AirlinesFrontier Airlines

Oct 22

6:00 pm
DCAReagan Washington National Airport
26h 17m1 stop · DEN

Oct 23

5:17 pm
PHXPhoenix Sky Harbor International Airport
Search More

as low as

$198

Best Phoenix Hotel + Flight Packages

Washington - Phoenix packages

Best Phoenix Hotel + Flight + Car Packages

Washington - Phoenix packages

When is the cheapest time to fly?

Cheapest in late January at about $333

Fares from Washington to Phoenix are lowest in late January, around $333, and January is the cheapest month overall, averaging $335. They peak in late December at about $453, $120 more than the low. The yearly average is $380.

JanFebMarAprMayJunJulAugSepOctNovDec$0$60$120$180$240$300$360$420$480
Show the data
When is the cheapest time to fly?
MonthAverage fareEarly monthLate month
January$335$337$333
February$369$357$382
March$405$400$410
April$385$389$381
May$374$367$381
June$394$387$400
July$370$380$361
August$361$362$359
September$365$355$374
October$390$397$383
November$385$372$398
December$423$392$453

How far in advance should I book?

Cheapest about 5 weeks out at $335

Book about 5 weeks before departure for the best fares from Washington to Phoenix, around $335. Booking in the final days before the flight costs about $404, $69 more. Booking six months ahead runs about $464.

1w2w1mo2mo3mo4mo5mo$0$100$200$300$400$500
Show the data
How far in advance should I book? (selected points, lowest and highest included)
Days before departureAverage fare
180 days$464
172 days$463
164 days$460
156 days$449
148 days$435
140 days$425
132 days$417
124 days$409
116 days$403
108 days$390
100 days$373
92 days$364
84 days$354
76 days$348
68 days$356
2mo$354
52 days$346
44 days$343
36 days$336
35 days$335
28 days$336
20 days$347
12 days$362
4 days$388
0 days$404

What's the cheapest day of the week to fly?

Tuesday is the cheapest day of the week to fly from Washington to Phoenix. At $400 it is 6% cheaper than the average day. Sunday is the most expensive day, 10% above average.

$469Sun$443Mon$400Tue$405Wed$434Thu$438Fri$400Sat
Show the data
What's the cheapest day of the week to fly?
DayAverage fare
Sun$469
Mon$443
Tue$400
Wed$405
Thu$434
Fri$438
Sat$400

When is the best time of day to fly?

Afternoon (2pm - 5pm) is the cheapest time of day to fly from Washington to Phoenix. At $417 it is 3% cheaper than the average time. Midday (12pm - 2pm) is the most expensive time, 4% above average.

$428Morning$446Midday$417Afternoon$429Evening
Show the data
When is the best time of day to fly?
Time of dayAverage fare
Morning$428
Midday$446
Afternoon$417
Evening$429

What do round-trip flights from Washington to Phoenix cost?

Share of fares in each price range, adjusted to current prices.

7%$150to $30029%$300to $45034%$450to $60012%$600to $75011%$750to $9004%$900to $1,0503%$1,050and up
Show the data
What do round-trip flights from Washington to Phoenix cost?
Price rangeShare of fares
$150 to $3007%
$300 to $45029%
$450 to $60034%
$600 to $75012%
$750 to $90011%
$900 to $1,0504%
$1,050 and up3%
Methodology: learn how we calculate these charts

The charts “When is the cheapest time to fly?”, “How far in advance should I book?”, “What's the cheapest day of the week to fly?” and “What do round-trip flights from Washington to Phoenix cost?” are built from the prices Priceline customers actually paid for flights on this route over the past 12 months or more.

Where a route has too few bookings to fill every point in a chart, we borrow the shape of the curve from a group of routes with similar price behavior and fit it to the fares booked on this route.

Because past fares don’t reflect today’s market, we then adjust the historical prices for current conditions such as inflation and fuel costs, using the round-trip fares found in recent searches on this route.

The chart “When is the best time of day to fly?” is calculated directly from the fares found in recent searches, not from historical bookings.

Frequently Asked Questions

Everything you need to know about flying from Washington to Phoenix.

What is the typical flight duration from Washington to Phoenix?

The flight from Washington to Phoenix is about 1,975 miles, and the typical nonstop outbound flight takes about 4 hours and 52 minutes. The return leg to Washington is usually about 4 hours and 17 minutes, so the eastbound flight back is roughly 35 minutes shorter. This difference is due to prevailing winds, which typically favor west-to-east travel on this route.
Methodology
Flight times and distances come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). The typical flight time is the median scheduled block time across all carriers on the route, computed the same way in both directions so the difference reflects prevailing winds rather than any change in method. Distance is the great-circle distance between the two airports, so the actual flown track is typically 2-5% longer.

Are there any direct flights from Washington to Phoenix?

Yes, there are direct non-stop flights from Washington to Phoenix on American Airlines and United Airlines — the two carriers currently scheduled on the route. American flies daily from Reagan National with three departures a day (around 7:49 AM, 10:00 AM, and 6:01 PM) for 21 weekly flights, while United operates one daily flight from Dulles departing around 5:50 PM. Both airlines run non-stop service every day of the week.
Methodology
Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.

What are the ground transportation options in Phoenix?

Phoenix Sky Harbor offers taxis, rideshare, the free 24/7 PHX Sky Train, Valley Metro Rail and bus connections, hotel shuttles, and rental cars at the Rental Car Center. Taxis and rideshares operate around the clock with a 10–15 minute ride to downtown, while the Sky Train links terminals to the light rail station, where Valley Metro Rail provides the most-used public transit option into the city. A flat $20 taxi fare applies to downtown Phoenix within the Roosevelt–Lincoln and 7th Avenue–7th Street boundaries, though the rail is cheaper and more popular for budget travel. For speed and convenience, rideshare or taxi is fastest, while rental cars are best for exploring beyond the city center.
References

When is the cheapest time to fly from Washington to Phoenix?

Fares from Washington to Phoenix are lowest in late January, around $333. January is the cheapest month overall, averaging $335, followed by August ($361) and September ($365). December is the most expensive month at about $423, and fares peak in late December at about $453. The yearly average is $380. Fares are adjusted to current market conditions.
Methodology
Seasonal fares come from Priceline's own air booking-summary archive, analysed in-house and refreshed monthly. For each day of the year we take a representative round-trip fare, a blend of the 25th-percentile and average ticket price over the route's bookings, and smooth the series into a seasonal curve; the half-month low and high and the monthly figures quoted here are averages of that curve. Thin and international routes borrow their seasonal shape from the nearest busy routes, with the price level anchored to the route's own bookings.

How far in advance should I book tickets from Washington to Phoenix?

Book about 5 weeks before departure for the best fares from Washington to Phoenix, around $335. Booking in the final days before the flight costs about $404, $69 more. Booking six months ahead runs about $464. Fares are adjusted to current market conditions.
Methodology
Booking-window guidance comes from the same monthly in-house analysis of Priceline's own air booking-summary archive. We aggregate the route's bookings by how many days before departure they were made, from about 180 days out to the day of travel, smooth the curve, and highlight the stretch of lead times with the lowest average fare. Thin and international routes borrow the curve shape from the nearest busy routes, anchored to the route's own price level. It reflects current fares and is refreshed monthly.

Are overnight (red‑eye) flights available from Washington to Phoenix?

There are no nonstop red-eye flights from Washington to Phoenix, but connecting overnight itineraries do operate, with the long overnight leg flown by Southwest. One option departs Chicago Midway at 10:55 PM and lands in Phoenix at 12:45 AM, arriving in the early hours after a 1h15m connection, and another departs Nashville at 10:25 PM and arrives at 12:15 AM. Both land just after midnight rather than the next morning.
Methodology
Red-eye flights are identified from scheduled local departure and arrival times and block times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes. A flight counts as a red-eye when it departs in the afternoon or evening (3 p.m. or later local time) or in the early hours before 4 a.m., and is in the air at some point between midnight and 4 a.m. local time at both its departure airport and its arrival airport. An evening flight that lands before midnight at its destination is never counted, nor is a morning departure or a daytime long-haul that reaches the next calendar date only because of time zones. Each red-eye is labelled with its timing (for example, overnight and landing the next morning, or late-night and landing after midnight). For connecting itineraries the same rule is applied to the longer leg, from one representative day's flight search.

Which airlines usually operate this route from Washington to Phoenix?

American Airlines and United Airlines operate nonstop from Washington to Phoenix. American flies from Reagan National with 21 weekly departures, while United flies from Dulles with 7 weekly departures. Both carriers operate daily service.
Methodology
Airlines and weekly frequencies come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a typical fare is shown for a carrier, it is the median of the real fares Priceline users found on this route in the last 72 hours.

How reliable are on‑time arrivals on this route from Washington to Phoenix?

American Airlines is the most reliable carrier on this route, with 84.0% of flights arriving within 15 minutes of schedule and a 1.0% cancellation rate. United follows at 82.7% on-time arrivals with a 0.2% cancellation rate, while Southwest trails at 66.8% with a 0.4% cancellation rate.
Methodology
On-time arrival and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; a flight counts as on time when it arrives within 15 minutes of schedule. Carriers are ranked by arrival on-time rate on this route, and the carrier list itself comes from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI).

Which airport should I use in Phoenix?

Phoenix Sky Harbor International Airport is the only major commercial airport serving Phoenix. It is about 5 km east of downtown, with light rail access to the city centre and convenient for attractions like the Desert Botanical Garden and Camelback Mountain. It is a hub for American Airlines and Southwest Airlines, covering business, leisure and regional connections.

How do I get to Washington Dulles International Airport from the city center?

Washington Dulles International Airport is about 26 miles west of downtown Washington, D.C. The fastest and most reliable option is the Silver Line Metrorail, which connects directly to the main terminal and reaches the city center in about 50 minutes for a low fare. Taxis, ride-share services like Uber and Lyft, and private car or shuttle vans are also available, with taxis taking 30 to 60 minutes depending on traffic and costing more. Driving is possible with rental cars or personal vehicles, and on-site parking is available at the airport.
References

Are there hotels or sleeping facilities at Phoenix airport?

Phoenix Sky Harbor International Airport has no on-site hotel, but several nearby hotels offer free airport shuttles, including the Crowne Plaza Phoenix Airport, Radisson Hotel Phoenix Airport, and Drury Inn & Suites Phoenix Airport. Inside the terminal, you can rest in gate seating areas or on a few flat benches, though there are no dedicated sleeping areas, quiet zones, or cots. The airport is open 24 hours, and staff generally allow overnight sleeping.
References

What facilities and services are available to travelers at Phoenix Sky Harbor International Airport?

Phoenix Sky Harbor International Airport offers free Wi-Fi in all terminals, along with charging stations providing outlets and USB ports throughout the airport. ATMs and information counters are available, with information counters located in Terminal 3, Terminal 4, and the Rental Car Center. Nursing stations are provided pre- and post-security in all terminals, and mailboxes are located outside each terminal. The airport has one of the largest airport museum programs in the country, with art installations such as Fluoresce in Terminal 4 and Fly Over the West in Terminal 3. Smoking is strictly prohibited in any of the terminals, and no baggage storage facilities are provided.
References

Are there accessible services or children's facilities at the Washington and Phoenix airports?

At Washington Dulles International Airport, wheelchair assistance can be arranged through your airline in any Concourse or Terminal, and the Hidden Disabilities Sunflower Program provides lanyards from the USO Lounge or Information Desks between 8:00 AM and 8:00 PM daily. Phoenix Sky Harbor International Airport offers wheelchair assistance via blue phones on Sky Train platforms or through airline skycaps, plus the PHX Compassion Cacti lanyard program, free Aira and ReBokeh visual assistive technologies, and a Sensory Room. All restrooms at Phoenix Sky Harbor are wheelchair accessible with accessible and ambulatory stalls, and accessible parking is available in every garage closest to the elevators. To arrange assistance, travelers should coordinate wheelchair service through their airline at the airport, or at Phoenix Sky Harbor can use the blue phones on terminal train platforms.
References

What aircraft are typically used on flights from Washington to Phoenix?

American Airlines operates the most flights from Washington to Phoenix, using Boeing 737 family aircraft and Boeing 737 MAX 8s. United also flies the route nonstop, with Boeing 737 MAX 9 equipment.
Methodology
Aircraft types come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). For U.S. routes the type is grounded in the tail number that actually operated the flight; elsewhere it comes from the airline's filed equipment code. Where the source does not commit to a specific variant we name the aircraft family (for example Airbus A320 family) rather than guess, and where no reliable type is on file the aircraft is omitted rather than estimated. Types describe typical scheduled equipment and can vary with seasonal or day-of-week assignments and last-minute swaps.

Which airline alliances serve flights from Washington to Phoenix?

American Airlines and United Airlines are the carriers currently scheduled nonstop from Washington to Phoenix — American flies from Reagan National and United from Dulles, both daily. American belongs to the oneworld alliance and United to Star Alliance, so those are the two alliances serving this route nonstop. Other alliances may reach Phoenix from Washington via connections.
Methodology
Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.

What are the best airport lounge options when departing from Washington?

When departing from Washington Dulles International (IAD) on your way to Phoenix, the best lounge options depend on your airline and terminal. The Capital One Lounge in the Main Terminal offers paid walk-up access for any traveler, even without a Capital One credit card, and features working spaces, high-speed WiFi, and fresh food and drink. If you're flying United, there are three United Clubs across Concourses C and D, plus a United Polaris Lounge in Concourse C for eligible business or first class passengers. Concourse A houses the Air France-KLM Lounge, the Etihad Lounge with local dining and a bookable shower, and the Virgin Atlantic Clubhouse. Concourse B offers the Turkish Airlines Lounge and a British Airways Galleries Lounge with a full-service bar and buffet.
References

Are same‑day changes or standby possible on this route?

Same-day changes and standby are possible on many WAS to PHX flights, but policies vary by airline and fare, with flexible and premium tickets offering the most options while Basic Economy typically does not.