background

Flight Deals from Portland to London Heathrow Airport from $263

Bundle + Save

Bundle + Save

Top flight deals from leading airlines:

TK LogoAF LogoLH LogoLX LogoBA LogoVS LogoOS Logo

... and +100s more

Incredible Deals

Save up to 50% on select flights with Priceline

Bundle & Save

Save an average of $240 per person when bundling your flight and hotel together with Priceline

Best Price Guarantee

If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference

Help 24/7

We’re always here for you - reach us 24 hours a day, 7 days a week

Stops

  • Nonstop
    from $730
  • Up to 1 stop
    $638
  • Up to 2 stops
    $702

Airlines

  • Aer Lingus
    $852
  • Air Canada
    $702
  • Air France
    $714
  • Alaska Airlines
    $849
  • American Airlines
    $832
  • Austrian Airlines
    $883
  • British Airways
    $730
  • Brussels Airlines
    $883
  • Delta Air Lines
    $711
  • Finnair
    $856
  • IBERIA
    $816
  • Icelandair
    $638
  • KLM
    $738
  • Lufthansa
    $712
  • SAS Airlines
    $886
  • SWISS
    $702
  • United Airlines
    $706
  • Virgin Atlantic
    $711

Cabin Class

  • Economy
    $638

Departure Airports

  • Portland International Airport
    $638

Arrival Airports

  • London Heathrow Airport
    $638

Layover Airports

  • Adolfo Suárez Madrid–Barajas Airport
    $769
  • Amsterdam Airport Schiphol
    $711
  • Calgary International Airport
    $769
  • Charlotte Douglas International Airport
    $887
  • Chicago O Hare Airport
    $716
  • Copenhagen Kastrup Airport
    $886
  • Dallas Fort Worth International Airport
    $740
  • Denver International Airport
    $702
  • Frankfurt am Main Airport
    $718
  • Halifax / Stanfield International Airport
    $702
  • Los Angeles International Airport
    $731
  • Montreal Trudeau Airport
    $702
  • New York John F Kennedy Airport
    $743
  • Newark Liberty Airport
    $716
  • Phoenix Sky Harbor International Airport
    $826
  • Reykjavik Keflavik Airport
    $638
  • Salt Lake City International Airport
    $711
  • San Francisco International Airport
    $712
  • Seattle Tacoma International Airport
    $711
  • Toronto Pearson Airport
    $708
  • Vancouver International Airport
    $702
  • Washington Dulles Airport
    $706
  • Zürich Airport
    $702

Best Price. GUARANTEED.

Exclusively for Priceline Members
Tired of searching? Book now!
We'll refund the difference if you find a lower price.

Phone Banner

Priceline Phone Deals

Book with an agent for great rates!

BUNDLE & SAVE

Book a flight & hotel together for extra savings.

On average save $240 per traveler
Icelandair Logo
Icelandair

10/16/25

PDX
29h
KEF

10/17/25

LHR
Icelandair Logo
Icelandair

10/31/25

LHR
6h 5m
KEF

10/31/25

PDX
$638
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/22/25

PDX
31h 5m
YVR

10/23/25

LHR
Air Canada Logo
Air Canada

10/29/25

LHR
25h 44m
YVR

10/30/25

PDX
$702
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/13/25

PDX
25h 20m
YVR
YHZ

10/14/25

LHR
Air Canada Logo
Air Canada

11/05/25

LHR
25h 44m
YVR

11/06/25

PDX
$702
Free cancellation within 83 hours of booking
SWISS Logo
SWISS

09/28/25

PDX
20h 13m
DEN

09/29/25

LHR
SWISS Logo
SWISS

10/14/25

LHR
24h 11m
ZRH
YVR

10/15/25

PDX
$702
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/20/25

PDX
23h 35m
YVR
YUL

10/21/25

LHR
Air Canada Logo
Air Canada

11/12/25

LHR
5h 24m
YVR

11/12/25

PDX
$702
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

10/01/25

PDX
27h 40m
IAD

10/02/25

LHR
United Airlines Logo
United Airlines

10/15/25

LHR
24h 36m
YVR

10/16/25

PDX
$706
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

10/20/25

PDX
23h 35m
YVR
YUL

10/21/25

LHR
Air Canada Logo
Air Canada

11/12/25

LHR
20h 44m
YYZ
YVR

11/13/25

PDX
$708
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

10/01/25

PDX
23h 35m
SLC

10/02/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/15/25

LHR
23h 3m
AMS
SEA

10/16/25

PDX
$711
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

10/01/25

PDX
20h 30m
SEA

10/02/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/15/25

LHR
23h 3m
AMS
SEA

10/16/25

PDX
$711
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

10/22/25

PDX
32h 40m
SFO

10/23/25

LHR
Lufthansa Logo
Lufthansa

11/05/25

LHR
25h 44m
YVR

11/06/25

PDX
$712
Free cancellation within 83 hours of booking
Air France Logo
Air France

10/01/25

PDX
29h 50m
SEA

10/02/25

LHR
Air France Logo
Air France

10/15/25

LHR
23h 3m
AMS
SEA

10/16/25

PDX
$714
Free cancellation within 83 hours of booking
SWISS Logo
SWISS

09/23/25

PDX
24h 45m
EWR

09/24/25

LHR
SWISS Logo
SWISS

10/21/25

LHR
13h 45m
ZRH
ORD

10/21/25

PDX
$716
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

10/15/25

PDX
21h 55m
YVR

10/16/25

LHR
Lufthansa Logo
Lufthansa

10/29/25

LHR
11h 19m
FRA
DEN

10/29/25

PDX
$718
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/22/25

PDX
17h 35m
Direct

10/23/25

LHR
British Airways Logo
British Airways

10/31/25

LHR
3h 15m
Direct

10/31/25

PDX
$730
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/22/25

PDX
17h 35m
Direct

10/23/25

LHR
British Airways Logo
British Airways

10/28/25

LHR
9h 49m
LAX

10/28/25

PDX
$731
Free cancellation within 83 hours of booking
KLM Logo
KLM

09/29/25

PDX
19h 45m
AMS

09/30/25

LHR
KLM Logo
KLM

10/22/25

LHR
4h 50m
AMS

10/22/25

PDX
$738
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/29/25

PDX
17h 35m
Direct

09/30/25

LHR
British Airways Logo
British Airways

10/22/25

LHR
10h 25m
DFW

10/22/25

PDX
$740
Free cancellation within 83 hours of booking
Air France Logo
Air France

10/01/25

PDX
25h 50m
JFK

10/02/25

LHR
Air France Logo
Air France

10/15/25

LHR
5h 48m
SEA

10/15/25

PDX
$743
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/20/25

PDX
26h 10m
ORD

10/21/25

LHR
British Airways Logo
British Airways

11/12/25

LHR
25h 26m
MAD
DFW

11/13/25

PDX
$769
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

10/04/25

PDX
25h 50m
YVR
YYC

10/05/25

LHR
Lufthansa Logo
Lufthansa

10/14/25

LHR
4h 36m
YVR

10/14/25

PDX
$769
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

10/22/25

PDX
17h 35m
Direct

10/23/25

LHR
IBERIA Logo
IBERIA

10/31/25

LHR
3h 15m
Direct

10/31/25

PDX
$816
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

10/06/25

PDX
17h 35m
Direct

10/07/25

LHR
IBERIA Logo
IBERIA

10/22/25

LHR
7h 33m
PHX

10/22/25

PDX
$826
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

10/08/25

PDX
17h 35m
Direct

10/09/25

LHR
American Airlines Logo
American Airlines

10/28/25

LHR
12h 4m
ORD

10/28/25

PDX
$832
Free cancellation within 83 hours of booking
Alaska Airlines Logo
Alaska Airlines

10/08/25

PDX
28h
SFO

10/09/25

LHR
Alaska Airlines Logo
Alaska Airlines

10/29/25

LHR
8h 53m
SFO

10/29/25

PDX
$849
Free cancellation within 83 hours of booking
Aer Lingus Logo
Aer Lingus

10/08/25

PDX
17h 35m
Direct

10/09/25

LHR
Aer Lingus Logo
Aer Lingus

10/29/25

LHR
3h 15m
Direct

10/29/25

PDX
$852
Free cancellation within 83 hours of booking
Finnair Logo
Finnair

10/22/25

PDX
17h 35m
Direct

10/23/25

LHR
Finnair Logo
Finnair

10/31/25

LHR
3h 15m
Direct

10/31/25

PDX
$856
Free cancellation within 83 hours of booking
Austrian Airlines Logo
Austrian Airlines

09/23/25

PDX
20h 39m
DEN

09/24/25

LHR
Austrian Airlines Logo
Austrian Airlines

10/21/25

LHR
13h 45m
ZRH
ORD

10/21/25

PDX
$883
Free cancellation within 83 hours of booking
Brussels Airlines Logo
Brussels Airlines

10/15/25

PDX
20h 13m
DEN

10/16/25

LHR
Brussels Airlines Logo
Brussels Airlines

10/29/25

LHR
16h 8m
ZRH
ORD

10/29/25

PDX
$883
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

10/02/25

PDX
32h 30m
LAX
CPH

10/03/25

LHR
SAS Airlines Logo
SAS Airlines

10/14/25

LHR
24h 33m
CPH
SEA

10/15/25

PDX
$886
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

10/23/25

PDX
21h 2m
PHX

10/24/25

LHR
American Airlines Logo
American Airlines

11/04/25

LHR
8h 55m
CLT

11/04/25

PDX
$887
Free cancellation within 83 hours of booking

Top Deals on flights from Portland to London Heathrow Airport

Portland, US (PDX) - London, GB (LON)

Icelandair Logo
Icelandair

Oct 18

PDX
29h
KEF

Oct 19

LHR

as low as

$263

Portland, US (PDX) - London, GB (LON)

 Logo

Aug 10

PDX
30h 55m
BOS

Aug 12

LHR

as low as

$409

Portland, US (PDX) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

Oct 1

PDX
20h 5m
SEA

Oct 2

LHR

as low as

$412

Portland, US (PDX) - London, GB (LON)

British Airways Logo
British Airways

Dec 1

PDX
17h 40m
Direct

Dec 2

LHR

as low as

$422

Portland, US (PDX) - London, GB (LON)

British Airways Logo
British Airways

Aug 27

PDX
30h 55m
DFW

Aug 28

LHR

as low as

$426

Portland, US (PDX) - London, GB (LON)

British Airways Logo
British Airways

Sep 23

PDX
24h 5m
ORD

Sep 24

LHR

as low as

$426

Portland, US (PDX) - London, GB (LON)

IBERIA Logo
IBERIA

Sep 21

PDX
17h 35m
Direct

Sep 22

LHR

as low as

$430

Portland, US (PDX) - London, GB (LON)

Finnair Logo
Finnair

Sep 21

PDX
30h 24m
DFW

Sep 22

LHR

as low as

$437

Portland, US (PDX) - London, GB (LON)

Air Canada Logo
Air Canada

Oct 22

PDX
31h 5m
YVR

Oct 23

LHR

as low as

$444

Portland, US (PDX) - London, GB (LON)

Air Canada Logo
Air Canada

Sep 21

PDX
40h 10m
YVR
YYC

Sep 23

LHR

as low as

$444

Portland, US (PDX) - London, GB (LON)

SAS Airlines Logo
SAS Airlines

Nov 17

PDX
28h 40m
LAX
CPH

Nov 18

LHR

as low as

$447

Portland, US (PDX) - London, GB (LON)

Air Canada Logo
Air Canada

Oct 19

PDX
25h 20m
YVR
YHZ

Oct 20

LHR

as low as

$448

Frequently Asked Questions

What is the typical flight duration from Portland to London Heathrow Airport?
The typical flight duration between Portland and London Heathrow Airport is generally between 9 to 11 hours for a direct flight, although connecting flights can extend the total travel time to 12–15 hours. This estimate accounts for various factors including weather conditions and routing choices. Travelers from Portland should consider these variations when planning their schedules and check with airlines for the most current flight durations. This approach helps in managing layover times and planning for potential jet lag upon arrival at London Heathrow Airport.
Are there any direct flights from Portland to London Heathrow Airport?
Direct flights from Portland to London Heathrow Airport do occur, but they are less frequent compared to routes with connections. Most itineraries involve at least one layover in a major hub, such as Seattle or another large U.S. city, extending overall travel time. However, during peak travel seasons and with early bookings, travelers might find non-stop services. It is advisable for visitors from Portland to research schedules and book in advance to secure a direct flight if that is a priority, ensuring a more streamlined travel experience.
What are the best transportation options from London Heathrow Airport to central London for travelers from Portland?
The best transportation options from London Heathrow Airport to central London include the Heathrow Express, which takes around 15–25 minutes to Paddington station, and the more economical London Underground Piccadilly Line, offering a journey of approximately 40–60 minutes. Taxis and ride-sharing services are available, averaging between £50–£80 depending on traffic and destination. For travelers from Portland, pre-booking or purchasing tickets in advance for either option can streamline the transfer process, allowing a stress-free transition from the airport to the heart of London.
What are the must-see attractions in London for travelers arriving from Portland?
Travelers from Portland should explore London’s iconic attractions such as Buckingham Palace, the British Museum, and the Tower of London, as well as modern highlights like the London Eye. In addition, popular sites like Westminster Abbey and the historic Tower Bridge provide insight into London’s rich cultural heritage. Exploring neighborhoods like Covent Garden and Soho offers both unique shopping and dining experiences. These attractions, each offering distinctive historical and modern experiences, ensure that visitors get a comprehensive view of the city when they land in London Heathrow Airport.
Which local dishes should travelers from Portland try when visiting London?
Travelers from Portland should sample a range of London local dishes to fully experience the city’s culinary scene. Traditional fare includes fish and chips, a hearty Sunday roast, and the classic full English breakfast. Additionally, dishes such as pie and mash and coddled eggs in local gastropubs offer unique, comforting flavors. Meals typically range from £10 to £20, with street vendors offering even more budget-friendly options. Enjoying these authentic dishes provides insight into London’s food culture and an excellent way to connect with the local heritage.
What are the best family-friendly activities in London for visitors from Portland?
Families traveling from Portland to London can enjoy a variety of engaging activities. The Natural History Museum and the Science Museum offer interactive exhibits that captivate both children and adults. London Zoo and the London Transport Museum provide additional fun and educational excursions. A leisure cruise on the Thames further diversifies the itinerary while offering scenic views of the city’s landmarks. With entrance fees ranging from free to around £15–£30 for various attractions, these options ensure that family members of all ages have the opportunity to enjoy a well-rounded, family-friendly travel experience.
Are there any seasonal events in London that travelers from Portland should not miss?
Yes, London’s seasonal events present unique opportunities that visitors from Portland won’t want to miss. In summer, events such as Wimbledon, outdoor music festivals, and cultural fairs add vibrancy to the city. Autumn brings diverse food festivals and art exhibitions, while winter features enchanting Christmas markets, ice skating rinks, and festive light displays around major landmarks. Spring offers garden shows and blooming park events. Ticket prices vary from free to around £30, so it is advisable to plan ahead and book in advance to align your itinerary with these iconic seasonal celebrations.
What are the customs requirements for travelers flying from Portland to London?
Travelers from Portland flying to London Heathrow Airport must have a valid passport, and most U.S. citizens do not require a visa for stays of up to six months. Customs regulations require declaring certain items, particularly if you carry goods exceeding duty-free allowances or items like food, alcohol, or high-value merchandise. It is important to be aware of any recent updates regarding COVID-19 or other health measures. Always check the latest guidelines from official government sources before departure to ensure all documentation is in order for a smooth entry into the United Kingdom.
What are the most affordable dining options in London for travelers from Portland?
Travelers from Portland can find a variety of affordable dining options in London that do not compromise on taste or quality. Casual eateries, local pubs, and street food markets such as Borough and Camden offer diverse meals typically priced between £5 and £15. Many cafes provide hearty sandwiches, wraps, and soups at budget-friendly prices. These options allow visitors to sample traditional British cuisine as well as international dishes. Exploring local food trucks and weekend markets can unveil even more affordable yet delicious culinary experiences throughout London.
What are the best shopping districts in London for travelers from Portland?
Travelers from Portland should consider exploring London's diverse shopping districts to match a variety of tastes and budgets. Oxford Street presents a myriad of high-street brands, whereas Covent Garden offers boutique shopping with a unique, artisanal flair. For a touch of luxury, areas like Regent Street and Bond Street are ideal, and the expansive Westfield centers cater to all needs. Additionally, Camden Market provides a vibrant experience with vintage finds and eclectic treasures. Each district delivers a unique shopping atmosphere with price ranges varying from affordable items to premium purchases, ensuring something for every visitor.
Is there a specific time of year when London is best visited by travelers from Portland?
Yes, while London is an exciting destination year-round, many travelers from Portland find that spring and early autumn offer the most pleasant weather and fewer crowds. During these periods, temperatures typically range between 11°C and 19°C, ideal for outdoor sightseeing and exploring historic neighborhoods. Seasonal displays, blooming gardens, and comfortable walking conditions complement the city’s cultural events and festivals. This balance of mild weather with vibrant local activities makes these times particularly appealing for those looking to fully experience London’s rich tradition and contemporary attractions.
What are the best layover accommodations for travelers flying from Portland to London?
For travelers with layovers, there are well-equipped accommodations near London Heathrow Airport that provide comfort and convenience. Several on-site hotels, including options like the Sofitel and Hilton, offer flexible hourly rates and day-use rooms, typically priced between £80 and £150 per night. These accommodations allow for quick rest breaks and access to airport amenities without a lengthy commute. Alternatively, if you have a longer layover and wish to explore London, short-stay city hotels can provide an opportunity to experience the local vibe briefly before your connecting flight, ensuring a relaxed journey overall.
What are the unique airport amenities at London Heathrow Airport for travelers arriving from Portland?
London Heathrow Airport provides a host of unique amenities designed to enhance the travel experience for those arriving from Portland. Travelers can access exclusive lounges offering comfortable seating, complimentary refreshments, and high-speed Wi-Fi for quick business or leisure use. Additional services include in-terminal spas, wellness centers, and a variety of duty-free shopping options that feature both luxury and local brands. Multilingual assistance and efficient baggage handling further ease the transit process. These amenities, combined with a broad selection of dining options, ensure that every traveler enjoys a comfortable and enriching time while waiting for onward connections.
What health precautions should travelers from Portland consider before flying to London?
Travelers from Portland should consult with healthcare professionals for updated vaccination and health guidelines before flying to London. While no specific vaccinations are required, it is important to be current on routine immunizations, and monitoring any COVID-19 developments is essential. Carrying a basic health kit with necessary medications and sanitizers is advisable. Obtaining comprehensive travel insurance that covers medical emergencies is another prudent step. Additionally, familiarize yourself with local health services available in London and observe any required public health protocols; this preparation will help ensure a safe and healthy journey.
What are the best seating options for families traveling from Portland to London?
Families traveling from Portland to London should consider seating arrangements that prioritize extra space and convenience. Many airlines offer family-friendly options such as bulkhead seats or seats in designated family zones to accommodate children’s needs. Booking adjoining seats or selecting seats near baby bassinets can also enhance comfort during the flight. Upgrading to premium economy might provide additional legroom, usually available for an extra cost ranging from $50 to $150 per ticket. Early boarding is recommended to settle in comfortably and ensure that families can organize their in-flight space for a more relaxed and enjoyable journey.

Priceline Phone Deals

Book with an agent for great rates!
Call now!

1 (888) 775-6158