$447+ Cheap flights from London (LON) to Portland (PDX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from London to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from London to Portland are usually found in February or January, booked 2 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap flight deals from London to Portland
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Cheapest flights from London to PortlandExplore the most affordable flight options available from London to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from London to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This lol.travel deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:20 am -
2 stops20h 20m
Mon 11/301:05 pm -
2 stops20h 35m
Deal found 10/16![Scandinavian Airlines logo]()
$807
This FlightHub deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:40 am -
2 stops22h 15m
Fri 1/2910:00 am -
2 stops24h 30m
Deal found 10/18![Scandinavian Airlines logo]()
$808
This Mytrip deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:10 am -
2 stops16h 50m
Mon 11/302:45 pm -
2 stops16h 20m
Deal found 10/17![Multiple Airlines logo]()
$809
This lastminute.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:20 am -
2 stops18h 35m
Wed 12/91:00 pm -
2 stops20h 40m
Deal found 10/18![Scandinavian Airlines logo]()
$813
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:10 am -
2 stops16h 50m
Mon 2/12:45 pm -
2 stops19h 15m
Deal found 10/18![Multiple Airlines logo]()
$817
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:40 am -
2 stops22h 16m
Wed 12/911:01 am -
3 stops20h 59m
Deal found 10/15![Scandinavian Airlines logo]()
$817
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 am -
3 stops21h 51m
Sun 12/1311:01 am -
2 stops26h 39m
Deal found 10/15![Scandinavian Airlines logo]()
$821
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:30 pm -
3 stops29h 30m
Tue 12/82:45 pm -
2 stops23h 00m
Deal found 10/18![Multiple Airlines logo]()
$841
This Mytrip deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:10 am -
2 stops16h 50m
Fri 1/152:45 pm -
2 stops19h 55m
Deal found 10/17![Multiple Airlines logo]()
$872
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:40 pm -
3 stops31h 20m
Tue 11/242:45 pm -
1 stop12h 10m
Deal found 10/18![Multiple Airlines logo]()
$875
This Trip.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:25 am -
2 stops17h 28m
Mon 2/110:31 am -
2 stops24h 54m
Deal found 10/18![Multiple Airlines logo]()
$891
This Mytrip deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:40 am -
1 stop17h 20m
Mon 11/302:45 pm -
2 stops18h 10m
Deal found 10/16![Multiple Airlines logo]()
$918
Best flights from London to PortlandDiscover carefully curated flight deals from London to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from London to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:20 am -
2 stops18h 36m
Sun 12/1311:01 am -
2 stops26h 39m
Deal found 10/15![Scandinavian Airlines logo]()
$817
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:30 pm -
1 stop26h 56m
Mon 12/77:25 pm -
2 stops27h 45m
Deal found 10/15![United Airlines logo]()
$877
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:05 am -
1 stop16h 55m
Mon 11/302:45 pm -
2 stops16h 20m
Deal found 10/15![Multiple Airlines logo]()
$894
This British Airways deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:35 pm -
Nonstop10h 15m
Wed 12/25:45 pm -
Nonstop9h 35m
Deal found 10/14![British Airways logo]()
$991
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:00 am -
2 stops19h 27m
Wed 1/206:15 am -
2 stops18h 45m
Deal found 10/19![Delta logo]()
$1,065
This Turkish Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/315:20 pm -
2 stops35h 25m
Thu 2/41:18 pm -
2 stops43h 02m
Deal found 10/15![Turkish Airlines logo]()
$1,553
This Icelandair deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:55 am -
2 stops15h 51m
Sun 11/2210:54 am -
2 stops16h 01m
Deal found 10/16![Icelandair logo]()
$1,590
This Scandinavian Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:20 am -
2 stops18h 35m
Wed 12/911:01 am -
3 stops26h 39m
Deal found 10/18![Scandinavian Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:40 am -
2 stops23h 17m
Wed 11/1810:47 am -
1 stop13h 08m
Deal found 10/14![United Airlines logo]()
$878
This Scandinavian Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:40 am -
2 stops22h 16m
Wed 12/911:01 am -
3 stops20h 59m
Deal found 10/19![Scandinavian Airlines logo]()
$824
This British Airways deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:00 am -
1 stop16h 47m
Wed 12/95:45 pm -
Nonstop9h 35m
Deal found 10/15![British Airways logo]()
$996
This Condor deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2910:30 am -
2 stops16h 03m
Mon 4/511:40 am -
2 stops19h 00m
Deal found 10/19![Multiple Airlines logo]()
$1,068
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:20 am -
2 stops20h 12m
Mon 12/1411:01 am -
3 stops26h 39m
Deal found 10/15![Scandinavian Airlines logo]()
$972
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:00 am -
2 stops19h 19m
Fri 11/66:00 am -
2 stops19h 00m
Deal found 10/15![Delta logo]()
$1,179
This Condor deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:25 am -
2 stops17h 28m
Thu 12/1012:06 pm -
2 stops18h 54m
Deal found 10/19![Multiple Airlines logo]()
$1,124
This Condor deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3010:25 am -
2 stops16h 20m
Mon 12/712:06 pm -
2 stops23h 19m
Deal found 10/15![Multiple Airlines logo]()
$1,230
This Turkish Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:20 pm -
2 stops35h 42m
Tue 11/241:25 pm -
2 stops36h 30m
Deal found 10/18![Turkish Airlines logo]()
$1,567
This Mytrip deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:45 am -
2 stops18h 15m
Sat 12/267:00 am -
3 stops23h 10m
Deal found 10/19![Multiple Airlines logo]()
$1,251
This Turkish Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2510:55 am -
2 stops41h 38m
Sat 3/67:10 am -
2 stops42h 45m
Deal found 10/18![Turkish Airlines logo]()
$1,592
This Turkish Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/35:25 pm -
2 stops35h 08m
Wed 3/101:35 pm -
2 stops25h 00m
Deal found 10/16![Turkish Airlines logo]()
$1,602
This Turkish Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/266:30 am -
2 stops25h 40m
Sun 3/73:40 pm -
2 stops22h 55m
Deal found 10/17![Multiple Airlines logo]()
$1,362
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:55 am -
1 stop13h 05m
Fri 11/2710:00 am -
2 stops15h 45m
Deal found 10/16![Multiple Airlines logo]()
$1,395
This Turkish Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/36:30 am -
2 stops22h 43m
Tue 3/91:35 pm -
2 stops35h 35m
Deal found 10/16![Multiple Airlines logo]()
$1,434
This Mytrip deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:30 pm -
3 stops29h 30m
Sat 1/22:45 pm -
2 stops23h 45m
Deal found 10/16![Multiple Airlines logo]()
$1,476
This Turkish Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:20 pm -
2 stops31h 14m
Thu 11/121:25 pm -
2 stops42h 55m
Deal found 10/16![Multiple Airlines logo]()
$1,509
This Turkish Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
2 stops23h 50m
Wed 11/1812:57 pm -
2 stops36h 13m
Deal found 10/18![Multiple Airlines logo]()
$1,532
This Turkish Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:55 am -
2 stops43h 22m
Fri 11/610:50 am -
2 stops21h 30m
Deal found 10/15![Multiple Airlines logo]()
$1,749
Last-minute flights from London to PortlandDiscover last-minute flight deals from London to Portland. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from London to Portland. Data last updated October 19, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:55 am -
1 stop13h 05m
Thu 3/183:45 pm -
1 stop14h 55m
Deal found 10/17![Icelandair logo]()
$928
This lol.travel deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:20 am -
2 stops20h 20m
Mon 11/301:05 pm -
2 stops20h 35m
Deal found 10/16![Scandinavian Airlines logo]()
$807
This Mytrip deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:10 am -
2 stops16h 50m
Mon 11/302:45 pm -
2 stops16h 20m
Deal found 10/17![Multiple Airlines logo]()
$809
This Mytrip deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:40 am -
1 stop17h 20m
Mon 11/302:45 pm -
2 stops18h 10m
Deal found 10/16![Multiple Airlines logo]()
$918
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:40 pm -
3 stops31h 20m
Tue 11/242:45 pm -
1 stop12h 10m
Deal found 10/18![Multiple Airlines logo]()
$875
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:40 am -
2 stops22h 16m
Wed 12/911:01 am -
3 stops20h 59m
Deal found 10/15![Scandinavian Airlines logo]()
$817
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:20 am -
2 stops18h 36m
Sun 12/1311:01 am -
2 stops26h 39m
Deal found 10/16![Scandinavian Airlines logo]()
$819
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:55 am -
1 stop13h 05m
Tue 11/242:45 pm -
1 stop12h 10m
Deal found 10/17![Icelandair logo]()
$940
This FlightHub deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:40 am -
2 stops22h 16m
Mon 11/301:05 pm -
2 stops21h 25m
Deal found 10/17![Scandinavian Airlines logo]()
$808
One-way flights from London to PortlandSearch for one-way flight options from London to Portland. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from London to Portland. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:00 pm -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:00 pm -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:40 pm -
2 stops33h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:40 pm -
2 stops33h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:55 pm -
3 stops37h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:25 pm -
2 stops30h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:00 pm -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:50 am -
3 stops40h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:45 pm -
3 stops54h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:05 pm -
3 stops51h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:05 pm -
3 stops51h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:55 pm -
3 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$476
Find flight deals from London to Portland
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $807 (lol.travel) |
One-way from | $447 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $1,024 |
Good one-way deal | $1,007 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from London to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from London to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Tue 11/17
6:25 pm-5:00 pm
2 stops30h 35m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$465
LondonPortland
LGW London Gatwick - PDX Portland
LGWPDX
London Gatwick
Wed 11/4
9:05 pm-5:00 pm
3 stops51h 55m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$470
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Wed 11/11
1:10 pm-5:00 pm
3 stops59h 50m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$473
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Mon 2/22
7:55 pm-8:48 pm
3 stops56h 53m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$476
LondonPortland
LGW London Gatwick - PDX Portland
LGWPDX
London Gatwick
Tue 11/17
5:00 am-5:00 pm
3 stops44h 00m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$503
LondonPortland
LGW London Gatwick - PDX Portland
LGWPDX
London Gatwick
Wed 3/10
9:45 am-8:49 pm
1 stop19h 04m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$544
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Sun 1/31
6:10 am-11:20 am
2 stops37h 10m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$554
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Fri 11/13
6:00 am-12:13 pm
2 stops38h 13m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$558
LondonPortland
STN London Stansted - PDX Portland
STNPDX
London Stansted
Thu 1/7
6:45 am-5:00 pm
2 stops18h 15m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$583
LondonPortland
LGW London Gatwick - PDX Portland
LGWPDX
London Gatwick
Wed 11/25
9:50 am-7:59 pm
1 stop18h 09m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$588
Showing 1-10 of 57 resultsSorted by cheapest first
Compare providers for flights from London to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Portland in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on London-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from London to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from London with our price prediction graph.
LON-PDX
LHR-PDX
STN-PDX
LGW-PDX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London to Portland
LON-PDX
LHR-PDX
STN-PDX
LGW-PDX
What is the cheapest month to book a flight from London to Portland?
Currently, February is the cheapest month in which you can book a flight from London to Portland (average of $818). Flying from London to Portland in August is currently the most expensive (average of $1,319). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LON to PDX?
Find hourly flight availability from London to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 19, 2026.
When flying from London to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from London to Portland
Explore weekly flight availability from London to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 19, 2026.
The most flights from LON to PDX are scheduled on a Friday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from London to Portland?
Airfare is below average for this route at the moment.
London to Portland flights typically cost between $915 and $1,118 in November.The cheapest round-trip price found within the last 5 days was $807 on Scandinavian Airlines (Nov 16-Nov 30).
How often are flights from London to Portland delayed?
About 19% of weekly flights between London and Portland have experienced delays in the past year, with the average delay time being 129 minutes.
What is the most punctual flight time for London to Portland flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Portland flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.
How far ahead should I book a flight from London to Portland?
To ensure you get the cheapest price possible for a flight from London to Portland, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
The best insider tips for London to Portland flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London to Portland trip
Our travel experts
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated October 19, 2026.
Read reviews from past customers who have flown British Airways from London to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
6.8
Entertainment
6.5
Food
6.4
Overall
6.7
Crew
7.7
Boarding
7.0
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Comfort
6.8
Entertainment
6.5
Food
6.4
Overall
6.7
Crew
7.7
Boarding
7.0
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Related info for your journey
Find useful and relevant information for your journey from London to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Durham
Longview
Lake Oswego
Cannon Beach
Vancouver
Kelso
Troutdale
Lincoln City
Clackamas
McMinnville
The Dalles
Wilsonville
Stevenson
Hillsboro
Tillamook
Astoria
Gresham
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London and Portland flights
Browse other London and Portland flight options. Last updated on October 19, 2026.
Other flights from London
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Other flights to Portland
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Top airline flying from London to Portland
Discover the top airline that operate flights from London to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$895 | Average$1,215 | FlexibilityNo cancel fee | On-time70% |