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Flight Deals from Washington to London Heathrow Airport from $347

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Stops

  • Nonstop
    from $633
  • Up to 1 stop
    $529
  • Up to 2 stops
    $535

Airlines

  • Aer Lingus
    $646
  • Air Canada
    $616
  • Air France
    $651
  • Austrian Airlines
    $636
  • British Airways
    $629
  • Brussels Airlines
    $650
  • Delta Air Lines
    $647
  • Finnair
    $683
  • IBERIA
    $687
  • Icelandair
    $529
  • JetBlue
    $556
  • KLM
    $651
  • Lufthansa
    $639
  • SAS Airlines
    $535
  • SWISS
    $633
  • TAP Portugal
    $574
  • United Airlines
    $610
  • Virgin Atlantic
    $625

Cabin Class

  • Economy
    $529

Departure Airports

  • Reagan Washington National Airport
    $556
  • Washington Dulles Airport
    $529

Arrival Airports

  • London Heathrow Airport
    $529

Layover Airports

  • Adolfo Suárez Madrid–Barajas Airport
    $640
  • Brussels Airport
    $650
  • Charlotte Douglas International Airport
    $641
  • Copenhagen Kastrup Airport
    $535
  • Detroit Metropolitan Airport
    $688
  • Dublin Airport
    $646
  • Francisco de Sá Carneiro Airport
    $606
  • Frankfurt am Main Airport
    $620
  • General Edward Lawrence Logan International Airport
    $556
  • Hartsfield Jackson Atlanta International Airport
    $642
  • Humberto Delgado Airport (Lisbon Portela Airport)
    $574
  • Minneapolis-St Paul International/Wold-Chamberlain Airport
    $682
  • Montreal Trudeau Airport
    $617
  • Munich Airport
    $627
  • New York John F Kennedy Airport
    $556
  • Newark Liberty Airport
    $610
  • Oslo Gardermoen Airport
    $604
  • Paris Charles de Gaulle Airport
    $625
  • Philadelphia International Airport
    $634
  • Reykjavik Keflavik Airport
    $529
  • Stockholm Arlanda Airport
    $535
  • Toronto Pearson Airport
    $616
  • Vienna International Airport
    $617
  • Zürich Airport
    $610

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On average save $240 per traveler
Icelandair Logo
Icelandair

10/04/25

IAD
21h 5m
KEF

10/05/25

LHR
Icelandair Logo
Icelandair

10/29/25

LHR
7h 5m
KEF

10/29/25

IAD
$529
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

10/17/25

IAD
17h 55m
CPH

10/18/25

LHR
SAS Airlines Logo
SAS Airlines

10/19/25

LHR
37h 19m
ARN
CPH

10/20/25

IAD
$535
Free cancellation within 83 hours of booking
JetBlue Logo
JetBlue

10/13/25

DCA
16h 15m
JFK

10/14/25

LHR
JetBlue Logo
JetBlue

10/21/25

LHR
8h 41m
BOS

10/21/25

DCA
$556
Free cancellation within 83 hours of booking
TAP Portugal Logo
TAP Portugal

10/15/25

IAD
17h 15m
LIS

10/16/25

LHR
TAP Portugal Logo
TAP Portugal

11/12/25

LHR
22h 40m
LIS

11/13/25

IAD
$574
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

10/06/25

IAD
18h 20m
CPH
OSL

10/07/25

LHR
SAS Airlines Logo
SAS Airlines

10/14/25

LHR
9h 39m
CPH

10/14/25

IAD
$604
Free cancellation within 83 hours of booking
TAP Portugal Logo
TAP Portugal

10/10/25

IAD
25h 50m
LIS

10/11/25

LHR
TAP Portugal Logo
TAP Portugal

10/21/25

LHR
18h 5m
OPO
LIS

10/22/25

IAD
$606
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

10/04/25

IAD
22h 10m
EWR

10/05/25

LHR
United Airlines Logo
United Airlines

10/29/25

LHR
22h 45m
ZRH

10/30/25

IAD
$610
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/04/25

DCA
33h 55m
YYZ

10/06/25

LHR
Air Canada Logo
Air Canada

10/29/25

LHR
22h 45m
ZRH

10/30/25

DCA
$616
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/15/25

IAD
20h 45m
YUL

10/16/25

LHR
Air Canada Logo
Air Canada

10/21/25

LHR
28h 10m
VIE

10/22/25

IAD
$617
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

10/08/25

IAD
12h 15m
Direct

10/09/25

LHR
United Airlines Logo
United Airlines

10/15/25

LHR
6h 20m
FRA

10/15/25

IAD
$620
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

10/13/25

IAD
12h 30m
Direct

10/14/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/21/25

LHR
10h 5m
CDG

10/21/25

IAD
$625
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

10/15/25

IAD
12h 15m
Direct

10/16/25

LHR
United Airlines Logo
United Airlines

10/20/25

LHR
23h
MUC

10/21/25

IAD
$627
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/28/25

IAD
12h 25m
Direct

09/29/25

LHR
British Airways Logo
British Airways

10/22/25

LHR
7h 50m
JFK

10/22/25

IAD
$629
Free cancellation within 83 hours of booking
SWISS Logo
SWISS

10/14/25

IAD
12h 15m
Direct

10/15/25

LHR
SWISS Logo
SWISS

10/20/25

LHR
20h 10m
ZRH

10/21/25

IAD
$633
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

10/15/25

IAD
12h 30m
Direct

10/16/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/29/25

LHR
4h 45m
Direct

10/29/25

IAD
$633
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/22/25

DCA
16h 6m
PHL

09/23/25

LHR
British Airways Logo
British Airways

10/15/25

LHR
7h 50m
JFK

10/15/25

DCA
$634
Free cancellation within 83 hours of booking
Austrian Airlines Logo
Austrian Airlines

09/24/25

IAD
17h 30m
YUL

09/25/25

LHR
Austrian Airlines Logo
Austrian Airlines

10/30/25

LHR
9h 35m
VIE

10/30/25

IAD
$636
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

10/15/25

IAD
12h 15m
Direct

10/16/25

LHR
Lufthansa Logo
Lufthansa

10/24/25

LHR
6h 20m
FRA

10/24/25

IAD
$639
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/19/25

IAD
12h 25m
Direct

10/20/25

LHR
British Airways Logo
British Airways

10/28/25

LHR
9h 20m
MAD

10/28/25

IAD
$640
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/13/25

DCA
15h 11m
CLT

10/14/25

LHR
British Airways Logo
British Airways

10/21/25

LHR
18h 20m
MAD

10/22/25

DCA
$641
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

09/23/25

IAD
20h 5m
ATL

09/24/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/28/25

LHR
21h 40m
CDG

10/29/25

IAD
$642
Free cancellation within 83 hours of booking
Aer Lingus Logo
Aer Lingus

10/04/25

IAD
16h 15m
DUB

10/05/25

LHR
Aer Lingus Logo
Aer Lingus

10/29/25

LHR
6h 50m
DUB

10/29/25

IAD
$646
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/23/25

IAD
20h 5m
ATL

09/24/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/28/25

LHR
9h 22m
ATL

10/28/25

IAD
$647
Free cancellation within 83 hours of booking
Brussels Airlines Logo
Brussels Airlines

10/08/25

IAD
14h 25m
EWR

10/08/25

LHR
Brussels Airlines Logo
Brussels Airlines

10/14/25

LHR
6h 40m
BRU

10/14/25

IAD
$650
Free cancellation within 83 hours of booking
Air France Logo
Air France

10/15/25

IAD
12h 30m
Direct

10/16/25

LHR
Air France Logo
Air France

10/29/25

LHR
10h 55m
CDG

10/29/25

IAD
$651
Free cancellation within 83 hours of booking
KLM Logo
KLM

10/13/25

IAD
12h 30m
Direct

10/14/25

LHR
KLM Logo
KLM

10/21/25

LHR
10h 5m
CDG

10/21/25

IAD
$651
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

10/04/25

IAD
18h 30m
MSP

10/05/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/29/25

LHR
4h 45m
Direct

10/29/25

IAD
$682
Free cancellation within 83 hours of booking
Finnair Logo
Finnair

10/04/25

IAD
12h 20m
Direct

10/05/25

LHR
Finnair Logo
Finnair

10/29/25

LHR
4h 25m
Direct

10/29/25

IAD
$683
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

10/04/25

IAD
12h 20m
Direct

10/05/25

LHR
IBERIA Logo
IBERIA

10/29/25

LHR
4h 15m
Direct

10/29/25

IAD
$687
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

10/04/25

DCA
15h 40m
DTW

10/05/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/29/25

LHR
7h 20m
BOS

10/29/25

DCA
$688
Free cancellation within 83 hours of booking

Top Deals on flights from Washington to London Heathrow Airport

Washington, US (WAS) - London, GB (LON)

American Airlines Logo
American Airlines

Jun 11

DCA
15h 40m
JFK

Jun 11

LHR

as low as

$347

Washington, US (WAS) - London, GB (LON)

JetBlue Logo
JetBlue

Jun 3

DCA
23h 30m
BOS

Jun 4

LHR

as low as

$381

Washington, US (WAS) - London, GB (LON)

Icelandair Logo
Icelandair

Jun 3

IAD
23h 50m
KEF

Jun 4

LHR

as low as

$491

Washington, US (WAS) - London, GB (LON)

SAS Airlines Logo
SAS Airlines

May 28

IAD
23h 35m
CPH

May 29

LHR

as low as

$494

Washington, US (WAS) - London, GB (LON)

Aer Lingus Logo
Aer Lingus

Jun 16

IAD
19h 20m
DUB

Jun 17

LHR

as low as

$546

Washington, US (WAS) - London, GB (LON)

TAP Portugal Logo
TAP Portugal

Jun 16

DCA
30h 35m
EWR
LIS

Jun 17

LHR

as low as

$555

Washington, US (WAS) - London, GB (LON)

AVIANCA Logo
AVIANCA

Jun 13

IAD
24h 10m
BOG

Jun 14

LHR

as low as

$604

Washington, US (WAS) - London, GB (LON)

Royal Air Maroc Logo
Royal Air Maroc

Jun 5

IAD
19h 45m
CMN

Jun 6

LHR

as low as

$607

Washington, US (WAS) - London, GB (LON)

 Logo

Jun 4

IAD
41h 20m
YYC

Jun 6

LHR

as low as

$623

Washington, US (WAS) - London, GB (LON)

Air Canada Logo
Air Canada

Jun 18

IAD
20h 45m
YUL

Jun 19

LHR

as low as

$648

Washington, US (WAS) - London, GB (LON)

Turkish Airlines Logo
Turkish Airlines

Jun 19

IAD
23h 10m
IST

Jun 20

LHR

as low as

$662

Washington, US (WAS) - London, GB (LON)

Air Canada Logo
Air Canada

Jun 10

DCA
17h 35m
YOW
YUL

Jun 11

LHR

as low as

$686

Frequently Asked Questions

What is the typical flight duration from Washington to London Heathrow Airport?
The typical flight duration from Washington to London Heathrow Airport ranges from about 7 to 9 hours. Direct flights offer the fastest connection, while flights with stopovers might add additional travel time. Variations depend on wind patterns and specific flight paths. Travelers should also allow extra time for boarding processes and potential weather delays. It is advisable to monitor your flight status in advance, especially when planning onward transportation, ensuring that your transition from Washington and arrival logistics at London Heathrow are efficiently coordinated.
Are there any direct flights from Washington to London Heathrow Airport?
Yes, there are direct flights available from Washington to London Heathrow Airport. These non-stop options typically take between 7 and 9 hours, which can vary based on seasonal scheduling and weather conditions. Travelers should compare rates since ticket prices can range from about $600 to $1200. Booking in advance is recommended to secure the best deal and preferred seating. Additionally, check if any special meal options or family seating arrangements are available, facilitating a more comfortable journey from Washington to London Heathrow.
What are the best transportation options from London Heathrow Airport to central London?
London Heathrow Airport offers several great transportation options to central London. The Heathrow Express train is the fastest, taking around 15 to 25 minutes for a fare that generally ranges from £22 to £25. Alternatively, the London Underground Piccadilly line is a budget-friendly option, with journeys lasting 45 to 60 minutes and fares about £6 to £7. Taxis and buses are also available, though they often involve longer travel times depending on traffic. Selecting an option that fits your budget and schedule is key when transitioning from London Heathrow to central London.
What are the must-see attractions in London for travelers arriving from Washington?
Travelers arriving from Washington will find London full of must-see attractions that offer a deep dive into history and culture. Iconic landmarks include Buckingham Palace, the Tower of London, and the British Museum, each providing unique insights into the city’s heritage. The London Eye and Covent Garden area also offer vibrant experiences. It’s beneficial to plan your visit ahead by purchasing fast-track tickets where available and allocating at least 2 to 3 hours per site. This planning ensures you maximize your time and enjoy the diverse offerings of London.
What are the most affordable dining options in London for visitors from Washington?
London offers visitors from Washington plenty of affordable dining options to sample the local cuisine. Street food markets, such as Borough Market and Camden Market, provide a wide variety of meals for as little as £5 to £10. Traditional pubs also offer reasonably priced lunches or early evening meal deals, while chain eateries throughout the city provide consistent, budget-friendly selections. For quick bites or takeaway options, many establishments feature meal deals that cater to a range of tastes. Using deal apps or checking local recommendations can further enhance your dining experience without straining your budget.
What cultural etiquette should travelers from Washington be aware of when visiting London?
Travelers from Washington visiting London should practice good etiquette to blend in with local customs. This includes using polite phrases like 'please' and 'thank you', and being mindful of queuing orderly in public areas. A firm handshake is common during greetings and maintaining a moderate volume in conversations is appreciated. Tipping roughly 10% in restaurants, if service charges aren’t included, is generally expected. Additionally, punctuality is highly regarded. Observing these practices and familiarizing yourself with subtle cultural nuances will help ensure respectful interactions and a smoother visit throughout London.
Are there any seasonal events in London that travelers from Washington should not miss?
Yes, London hosts a wealth of seasonal events that travelers from Washington will find intriguing. In the spring, the Chelsea Flower Show captivates gardening enthusiasts, while summer features lively street festivals and outdoor concerts. Autumn brings events like the London Film Festival and various art exhibitions, and winter is celebrated with Christmas markets and New Year festivities. Event costs vary, with many free public events and others costing from £10 to £50. Checking local calendars and booking tickets in advance can ensure you don’t miss these unique experiences regardless of your visit’s timing.
What are the best family-friendly activities in London for travelers from Washington?
London offers a plethora of family-friendly activities ideal for those arriving from Washington. Highlights include interactive visits at the Natural History Museum and Science Museum, both of which engage children with hands-on exhibits. Iconic attractions like the Tower of London and the London Eye also provide historical and entertainment value suitable for all ages. Additionally, expansive parks such as Hyde Park offer relaxed family time at minimal to no cost. It is advisable to plan a balanced itinerary and consider purchasing combined entry tickets for some attractions, ensuring that family members of all ages enjoy a well-coordinated experience.
What are the best shopping districts in London for souvenirs for visitors from Washington?
London is renowned for its diverse shopping districts that offer a wide array of souvenirs for visitors from Washington. Oxford Street features popular high-street brands, while Covent Garden provides artisan boutiques and unique crafts. For a more eclectic selection, explore markets like Camden or Portobello Road, where vintage items and locally crafted goods are available with prices ranging from £10 to several hundred pounds, depending on uniqueness. These destinations allow travelers to find memorable keepsakes. It’s worth planning your shopping route in advance to strike a balance between well-known attractions and hidden local gems.
What health precautions should travelers from Washington take before flying to London?
Travelers from Washington heading to London should take several health precautions to ensure a safe trip. Arranging any necessary vaccinations or booster shots well in advance is key, and these can cost between $50 to $200 depending on your medical plan. Consider assembling a travel health kit that includes medications for common issues and hand sanitizers. It’s smart to consult with your healthcare provider prior to your trip, especially if you have specific health concerns. Additionally, purchasing travel insurance that covers medical emergencies is a prudent measure for peace of mind.
What are the best layover accommodations for travelers flying from Washington to London?
For travelers from Washington with layovers at London Heathrow Airport, several accommodation options can enhance the transit experience. Many hotels near the airport offer short-stay rooms with competitive rates, usually ranging from £50 to £150 per night. These accommodations often provide convenient shuttle services between the terminal and the hotel, which can be particularly useful during a long layover. Additionally, some airlines offer lounge access where you can relax, enjoy refreshments, and access Wi-Fi. Researching available hotels and booking in advance can ensure a comfortable and stress-free break during your journey.
Is there a specific time of year when London is best visited by travelers from Washington?
Yes, London is particularly appealing during late spring to early autumn, roughly from May to September, when the weather is mild and optimal for sightseeing. During these months, daytime temperatures generally range between 15°C and 25°C, allowing travelers from Washington to comfortably explore outdoor attractions and enjoy cultural events. However, London’s winter season, from December to February, also offers festive celebrations and fewer crowds, though the weather can be colder and wetter. Your choice should depend on your preferences for climate, event schedules, and overall travel pace.
What unique airport amenities can travelers expect at London Heathrow Airport?
London Heathrow Airport provides a range of unique amenities that enhance the travel experience for those flying from Washington. Passengers can enjoy extensive shopping experiences, diverse dining options ranging from quick bites to gourmet meals, and luxurious lounges that often include shower facilities and relaxation areas. Complimentary Wi-Fi, charging stations, and regularly updated art installations contribute to a modern and comfortable environment. For families, there are play areas and designated kid-friendly zones. Taking advantage of these amenities can make even a long layover a pleasant and rejuvenating part of your journey.
What are the best seating options for families traveling from Washington to London?
For families traveling from Washington to London, selecting the best seating option is essential to ensure comfort during long flights. Aim for seats with extra legroom or opt for bulkhead and exit row seats where available, though these options might incur additional fees ranging from $20 to $100. When booking, look for flights that offer family seating arrangements to keep everyone together. Many airlines now allow advanced seat selection, which can be coordinated through the booking process. Ensuring that the seating option fits both your comfort and logistical needs will contribute to a smoother and more enjoyable trip.
What are the customs requirements for travelers flying from Washington to London?
Travelers flying from Washington to London should be prepared with essential customs documentation and requirements to ensure smooth entry. A valid passport with at least six months of validity beyond your travel dates is mandatory, and some travelers may require a visa, typically costing between $60 to $100. It is important to declare items that exceed duty-free allowances, especially expensive electronics, alcohol, or tobacco. Familiarize yourself with the UK’s customs regulations prior to your journey and retain receipts for high-value items. Proper preparation will help streamline your process upon arrival at London Heathrow Airport.

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