$265+ Cheap flights from the United Kingdom to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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Cheapest flights from United Kingdom to WashingtonExplore the most affordable flight options available from United Kingdom to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
Explore the most affordable flight options available from United Kingdom to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:20 am
EDI
- SEA
1 stop15h 51m
Virgin Atlantic
Sat 8/111:15 pm
SEA
- EDI
1 stop23h 50m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$434
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:20 am
EDI
- SEA
1 stop16h 20m
Virgin Atlantic
Sat 8/226:40 pm
SEA
- EDI
1 stop18h 15m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$465
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:55 am
MAN
- SEA
1 stop13h 52m
Virgin Atlantic
Wed 9/237:15 am
SEA
- MAN
1 stop17h 00m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$479
This Virgin Atlantic deal was found by Cheapflights users on 6/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:50 pm
MAN
- SEA
1 stop22h 47m
Virgin Atlantic
Sat 8/226:00 am
SEA
- MAN
1 stop18h 50m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$514
This TravelUp deal was found by Cheapflights users on 6/25. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:50 am
LHR
- SEA
Nonstop9h 45m
British Airways
Fri 10/309:05 pm
SEA
- LHR
1 stop13h 25m
British Airways
Deal found 6/25![British Airways logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 9/297:25 am
LHR
- SEA
1 stop17h 34m
Multiple Airlines
Wed 10/78:00 am
SEA
- LHR
2 stops16h 05m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 9/307:25 am
LHR
- SEA
1 stop17h 34m
Multiple Airlines
Sun 10/118:00 am
SEA
- LHR
2 stops16h 05m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$618
This SWISS deal was found by Cheapflights users on 6/25. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:25 am
LGW
- SEA
2 stops17h 07m
SWISS
Wed 10/77:00 am
SEA
- LGW
2 stops17h 25m
SWISS
Deal found 6/25![SWISS logo]()
$620
This SWISS deal was found by Cheapflights users on 6/25. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:40 am
LHR
- SEA
2 stops17h 52m
SWISS
Thu 10/81:19 pm
SEA
- LHR
2 stops20h 31m
SWISS
Deal found 6/25![SWISS logo]()
$621
This British Airways deal was found by Cheapflights users on 6/25. 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.
Sat 10/1712:00 pm
LHR
- SEA
1 stop13h 10m
British Airways
Sun 11/18:05 pm
SEA
- LHR
1 stop11h 30m
British Airways
Deal found 6/25![British Airways logo]()
$622
This Air Canada deal was found by Cheapflights users on 6/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:45 am
LHR
- SEA
2 stops17h 47m
Air Canada
Sun 10/115:40 am
SEA
- LHR
1 stop23h 40m
Air Canada
Deal found 6/25![Air Canada logo]()
$623
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Sat 10/37:25 am
LHR
- SEA
1 stop17h 34m
United Airlines
Mon 10/511:05 am
SEA
- LHR
1 stop14h 35m
United Airlines
Deal found 6/25![United Airlines logo]()
$625
Best flights from United Kingdom to WashingtonDiscover carefully curated flight deals from United Kingdom to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
Discover carefully curated flight deals from United Kingdom to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:55 am
MAN
- SEA
2 stops15h 56m
Virgin Atlantic
Wed 9/232:30 pm
SEA
- MAN
2 stops18h 15m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$573
This British Airways deal was found by Cheapflights users on 6/25. 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.
Fri 10/1612:00 pm
LHR
- SEA
1 stop13h 10m
British Airways
Fri 10/231:30 pm
SEA
- LHR
Nonstop9h 15m
British Airways
Deal found 6/25![British Airways logo]()
$629
This United Airlines deal was found by Cheapflights users on 6/24. 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 9/1411:25 am
LHR
- SEA
2 stops20h 01m
United Airlines
Mon 9/2112:44 pm
SEA
- LHR
1 stop12h 56m
United Airlines
Deal found 6/24![United Airlines logo]()
$665
This KLM deal was found by Cheapflights users on 6/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:00 am
LCY
- SEA
1 stop14h 35m
KLM
Sun 10/181:45 pm
SEA
- LCY
1 stop11h 45m
KLM
Deal found 6/22![KLM logo]()
$684
This Delta deal was found by Cheapflights users on 6/23. 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.
Sun 8/236:30 pm
LHR
- SEA
Nonstop10h 16m
Delta
Wed 9/29:50 pm
SEA
- LHR
Nonstop9h 45m
Delta
Deal found 6/23![Delta logo]()
$696
This SWISS deal was found by Cheapflights users on 6/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:25 am
LGW
- SEA
2 stops19h 18m
SWISS
Thu 9/37:00 am
SEA
- LGW
2 stops17h 25m
SWISS
Deal found 6/20![SWISS logo]()
$716
This Icelandair deal was found by Cheapflights users on 6/20. 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.
Mon 8/243:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Sun 9/63:40 pm
SEA
- LGW
1 stop15h 00m
Icelandair
Deal found 6/20![Icelandair logo]()
$718
This Mytrip deal was found by Cheapflights users on 6/20. 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 8/2111:00 pm
MAN
- SEA
3 stops42h 40m
Multiple Airlines
Fri 9/113:40 pm
SEA
- MAN
2 stops23h 10m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$736
This Scandinavian Airlines deal was found by Cheapflights users on 6/20. 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.
Fri 10/237:05 am
LHR
- PDX
2 stops22h 22m
Scandinavian Airlines
Thu 11/510:00 am
PDX
- LHR
3 stops27h 20m
Scandinavian Airlines
Deal found 6/20![Scandinavian Airlines logo]()
$963
This Turkish Airlines deal was found by Cheapflights users on 6/20. 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.
Mon 9/1410:50 am
STN
- SEA
1 stop38h 30m
Turkish Airlines
Mon 9/287:15 pm
SEA
- STN
1 stop18h 55m
Turkish Airlines
Deal found 6/20![Turkish Airlines logo]()
$1,058
This British Airways deal was found by Cheapflights users on 6/25. 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.
Tue 10/2012:00 pm
LHR
- SEA
1 stop13h 10m
British Airways
Wed 10/287:50 pm
SEA
- LHR
Nonstop9h 30m
British Airways
Deal found 6/25![British Airways logo]()
$629
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Fri 8/217:30 am
LHR
- SEA
2 stops19h 37m
United Airlines
Sun 8/306:15 pm
SEA
- LHR
2 stops18h 25m
United Airlines
Deal found 6/24![United Airlines logo]()
$667
This British Airways deal was found by Cheapflights users on 6/23. 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.
Thu 10/1512:00 pm
LHR
- SEA
1 stop13h 10m
British Airways
Mon 10/198:20 pm
SEA
- LHR
Nonstop9h 25m
British Airways
Deal found 6/23![British Airways logo]()
$631
This SWISS deal was found by Cheapflights users on 6/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:25 am
LGW
- SEA
2 stops19h 18m
SWISS
Sat 9/57:00 am
SEA
- LGW
2 stops17h 20m
SWISS
Deal found 6/20![SWISS logo]()
$716
This Delta deal was found by Cheapflights users on 6/20. 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 8/217:45 am
LCY
- SEA
1 stop16h 42m
Delta
Thu 9/31:50 pm
SEA
- LCY
1 stop11h 40m
Delta
Deal found 6/20![Delta logo]()
$719
This Icelandair deal was found by Cheapflights users on 6/20. 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.
Fri 8/213:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Sat 9/57:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Deal found 6/20![Icelandair logo]()
$758
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:20 am
LCY
- SEA
2 stops20h 25m
Virgin Atlantic
Mon 8/175:45 pm
SEA
- LCY
1 stop16h 45m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$763
This British Airways deal was found by Cheapflights users on 6/24. 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.
Sat 10/249:50 am
LHR
- SEA
Nonstop9h 45m
British Airways
Mon 11/28:11 am
SEA
- LHR
1 stop14h 24m
British Airways
Deal found 6/24![British Airways logo]()
$634
This TravelUp deal was found by Cheapflights users on 6/22. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:00 am
MAN
- SEA
2 stops18h 15m
Multiple Airlines
Wed 9/167:20 pm
SEA
- MAN
2 stops27h 10m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$768
This Delta deal was found by Cheapflights users on 6/20. 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 8/219:20 am
LCY
- SEA
1 stop15h 07m
Delta
Sun 9/66:05 am
SEA
- LCY
2 stops17h 50m
Delta
Deal found 6/20![Delta logo]()
$721
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Thu 9/109:40 am
EDI
- SEA
1 stop21h 56m
United Airlines
Mon 9/147:00 am
SEA
- EDI
1 stop17h 25m
United Airlines
Deal found 6/23![United Airlines logo]()
$771
This British Airways deal was found by Cheapflights users on 6/20. 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.
Mon 9/148:55 am
LHR
- SEA
1 stop15h 47m
British Airways
Mon 9/281:30 pm
SEA
- LHR
Nonstop9h 15m
British Airways
Deal found 6/20![British Airways logo]()
$640
This Mytrip deal was found by Cheapflights users on 6/23. 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 8/296:00 am
LTN
- SEA
3 stops35h 40m
Multiple Airlines
Mon 8/313:40 pm
SEA
- LTN
2 stops23h 10m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$780
This Delta deal was found by Cheapflights users on 6/20. 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 8/2110:00 am
LCY
- SEA
1 stop14h 27m
Delta
Wed 9/210:40 am
SEA
- LCY
2 stops14h 50m
Delta
Deal found 6/20![Delta logo]()
$723
This SWISS deal was found by Cheapflights users on 6/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:05 am
LGW
- SEA
2 stops17h 27m
SWISS
Sat 9/57:00 am
SEA
- LGW
2 stops17h 20m
SWISS
Deal found 6/20![SWISS logo]()
$800
This United Airlines deal was found by Cheapflights users on 6/21. 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 9/99:40 am
EDI
- SEA
1 stop17h 01m
United Airlines
Wed 9/307:00 am
SEA
- EDI
2 stops17h 05m
United Airlines
Deal found 6/21![United Airlines logo]()
$772
This British Airways deal was found by Cheapflights users on 6/20. 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.
Tue 8/259:50 am
LHR
- SEA
Nonstop9h 45m
British Airways
Sat 9/58:20 pm
SEA
- LHR
Nonstop9h 25m
British Airways
Deal found 6/20![British Airways logo]()
$656
This SWISS deal was found by Cheapflights users on 6/24. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:00 am
LCY
- SEA
2 stops19h 43m
SWISS
Fri 8/217:00 am
SEA
- LCY
2 stops17h 25m
SWISS
Deal found 6/24![SWISS logo]()
$806
This Scandinavian Airlines deal was found by Cheapflights users on 6/21. 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.
Sat 9/126:40 am
LHR
- PDX
2 stops21h 22m
Scandinavian Airlines
Fri 9/2512:36 pm
PDX
- LHR
3 stops21h 54m
Scandinavian Airlines
Deal found 6/21![Scandinavian Airlines logo]()
$984
This KLM deal was found by Cheapflights users on 6/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:25 am
LGW
- SEA
1 stop15h 09m
Multiple Airlines
Tue 9/151:30 pm
SEA
- LGW
1 stop11h 55m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$825
Last-minute flights from United Kingdom to WashingtonDiscover last-minute flight deals from United Kingdom to Washington. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from United Kingdom to Washington. Data last updated June 25, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 6/21. 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.
Thu 6/255:45 pm
LHR
- SEA
Nonstop10h 16m
Virgin Atlantic
Sat 7/116:20 pm
SEA
- LHR
Nonstop9h 50m
Virgin Atlantic
Deal found 6/21![Virgin Atlantic logo]()
$633
This lastminute.com deal was found by Cheapflights users on 6/23. 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.
Sat 6/275:45 pm
LHR
- SEA
Nonstop10h 16m
Virgin Atlantic
Fri 7/1010:40 pm
SEA
- LHR
1 stop23h 40m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$629
This Delta deal was found by Cheapflights users on 6/24. 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.
Sat 6/276:30 am
LHR
- SEA
1 stop13h 07m
Delta
Fri 7/1010:40 pm
SEA
- LHR
1 stop23h 40m
Delta
Deal found 6/24![Delta logo]()
$638
This Flightcatchers deal was found by Cheapflights users on 6/22. 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 Flightcatchers is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/299:40 am
LHR
- SEA
1 stop19h 49m
Virgin Atlantic
Mon 7/1310:50 pm
SEA
- LHR
2 stops23h 30m
Virgin Atlantic
Deal found 6/22![Virgin Atlantic logo]()
$632
This TravelUp deal was found by Cheapflights users on 6/23. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/212:25 pm
LHR
- SEA
1 stop19h 34m
Virgin Atlantic
Sun 7/1212:05 pm
SEA
- LHR
1 stop17h 00m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$634
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Fri 7/36:50 am
LHR
- SEA
2 stops24h 54m
United Airlines
Fri 7/3111:00 pm
SEA
- LHR
1 stop22h 55m
United Airlines
Deal found 6/24![United Airlines logo]()
$635
This TravelUp deal was found by Cheapflights users on 6/23. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:25 am
LGW
- SEA
1 stop15h 02m
Air France
Fri 7/101:30 pm
SEA
- LGW
1 stop11h 55m
Air France
Deal found 6/23![Air France logo]()
$639
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/66:50 am
LHR
- SEA
2 stops24h 54m
United Airlines
Sat 7/185:00 am
SEA
- LHR
1 stop20h 40m
United Airlines
Deal found 6/22![United Airlines logo]()
$636
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Thu 7/99:00 am
LHR
- SEA
1 stop15h 59m
United Airlines
Sat 8/111:00 pm
SEA
- LHR
1 stop14h 20m
United Airlines
Deal found 6/24![United Airlines logo]()
$627
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Thu 7/99:00 am
LHR
- SEA
1 stop15h 59m
United Airlines
Thu 7/303:40 pm
SEA
- LHR
1 stop12h 45m
United Airlines
Deal found 6/23![United Airlines logo]()
$628
This Virgin Atlantic deal was found by Cheapflights users on 6/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:45 pm
MAN
- SEA
1 stop22h 48m
Virgin Atlantic
Fri 8/77:16 am
SEA
- MAN
1 stop17h 34m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$629
This Virgin Atlantic deal was found by Cheapflights users on 6/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:20 am
EDI
- SEA
1 stop15h 51m
Virgin Atlantic
Sat 8/111:15 pm
SEA
- EDI
1 stop23h 50m
Virgin Atlantic
Deal found 6/23![Virgin Atlantic logo]()
$434
One-way flights from United Kingdom to WashingtonSearch for one-way flight options from United Kingdom to Washington. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
Search for one-way flight options from United Kingdom to Washington. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This Virgin Atlantic deal was found by Cheapflights users on 6/25. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am
LHR
- PDX
1 stop12h 40m
Virgin Atlantic
Deal found 6/25![Virgin Atlantic logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
Fri 8/286:35 am
STN
- PDX
3 stops39h 15m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$397
This Virgin Atlantic deal was found by Cheapflights users on 6/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:30 am
LHR
- PDX
1 stop12h 40m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 9/172:25 pm
EDI
- SEA
2 stops33h 35m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$405
This deal was found by Cheapflights users on 6/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:05 pm
LHR
- PDX
1 stop12h 50m
Icelandair
Deal found 6/25![Icelandair logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 8/273:10 pm
EDI
- SEA
3 stops37h 50m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/3112:50 pm
STN
- PDX
3 stops57h 00m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 10/68:00 am
STN
- PDX
3 stops59h 39m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$416
This deal was found by Cheapflights users on 6/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:10 pm
EDI
- SEA
1 stop16h 58m
JetBlue
Deal found 6/22![JetBlue logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 9/146:10 am
EDI
- SEA
3 stops50h 17m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 9/167:10 am
EDI
- SEA
3 stops49h 17m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 10/78:10 am
STN
- PDX
3 stops35h 29m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$440
Find flight deals from United Kingdom to Washington
Keep the following information in mind while searching for United Kingdom to Washington flight deals. Data was last updated June 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $434 (Virgin Atlantic) |
One-way from | $265 (Virgin Atlantic) |
Popular in | July |
Cheapest in | February |
Average price | $837 |
Good round-trip deal | $703 or less |
Good one-way deal | $637 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from United Kingdom to Washington 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 2,558,603 searches. Data last updated June 25, 2026.
Use the filters below to find and compare flights from the United Kingdom to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ManchesterSeattle
MAN - SEA
MANSEA
Manchester
Sat 9/19
5:55 am-1:51 pm
2 stops15h 56m
Seattle/Tacoma Intl
Wed 9/23
2:30 pm-4:45 pm
2 stops18h 15m
$573
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Fri 10/16
12:00 pm-5:10 pm
1 stop13h 10m
Seattle/Tacoma Intl
Fri 10/23
1:30 pm-6:45 am
Nonstop9h 15m
$629
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Tue 10/20
12:00 pm-5:10 pm
1 stop13h 10m
Seattle/Tacoma Intl
Wed 10/28
7:50 pm-12:20 pm
Nonstop9h 30m
$629
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Thu 10/15
12:00 pm-5:10 pm
1 stop13h 10m
Seattle/Tacoma Intl
Mon 10/19
8:20 pm-1:45 pm
Nonstop9h 25m
$631
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Sat 10/24
9:50 am-11:35 am
Nonstop9h 45m
Seattle/Tacoma Intl
Mon 11/2
8:11 am-6:35 am
1 stop14h 24m
$634
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Mon 9/14
8:55 am-4:42 pm
1 stop15h 47m
Seattle/Tacoma Intl
Mon 9/28
1:30 pm-6:45 am
Nonstop9h 15m
$640
Quickest round-trip
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Tue 8/25
9:50 am-11:35 am
Nonstop9h 45m
Seattle/Tacoma Intl
Sat 9/5
8:20 pm-1:45 pm
Nonstop9h 25m
$656
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Mon 9/14
11:25 am-11:26 pm
2 stops20h 01m
Seattle/Tacoma Intl
Mon 9/21
12:44 pm-9:40 am
1 stop12h 56m
$665
LondonSeattle
LHR - SEA
LHRSEA
London Heathrow
Fri 8/21
7:30 am-7:07 pm
2 stops19h 37m
Seattle/Tacoma Intl
Sun 8/30
6:15 pm-8:40 pm
2 stops18h 25m
$667
LondonSeattle
LCY - SEA
LCYSEA
London City
Wed 10/14
10:00 am-4:35 pm
1 stop14h 35m
Seattle/Tacoma Intl
Sun 10/18
1:45 pm-9:30 am
1 stop11h 45m
$684
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from United Kingdom to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from United Kingdom with our price prediction graph.
MAN-SEA
LHR-SEA
LCY-SEA
LGW-SEA
LHR-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 the United Kingdom to Washington
GB0-USWA
MAN-SEA
LHR-SEA
LCY-SEA
LGW-SEA
What is the cheapest month to book a flight from United Kingdom to State of Washington?
Currently, February is the cheapest month in which you can book a flight from United Kingdom to State of Washington (average of $390). Flying from United Kingdom to State of Washington in December is currently the most expensive (average of $1,144). 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 GB to WA?
Find hourly flight availability from United Kingdom to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 25, 2026.
When flying from United Kingdom to State of Washington, 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 United Kingdom to State of Washington
Explore weekly flight availability from United Kingdom to Washington. 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 June 25, 2026.
The most flights from GB0 to USWA are scheduled on a Tuesday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (17 on average).
How far ahead should I book a flight from United Kingdom to State of Washington?
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated June 25, 2026.
Peruse reviews from past customers who have flown with Delta,Air France, andVirgin Atlantic from the United Kingdom to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from United Kingdom to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for United Kingdom to Washington
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Complete your trip
Complete your trip to Washington by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from United Kingdom to Washington by cabin class
Find flights from United Kingdom to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
United Kingdom and Washington flights
Browse other United Kingdom and Washington flight options. Last updated on June 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Washington
Find the right flight back to United Kingdom after your stay in Washington
United Kingdom to Washington flights
Consider these flights traveling from United Kingdom to Washington.
Top 9 airlines flying from United Kingdom to Washington
Discover the top 9 airlines that operate flights from United Kingdom to Washington. 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 2,558,603 searches. Data last updated June 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$403 | Average$701 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$485 | Average$796 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$600 | Average$1,009 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$618 | Average$985 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$660 | Average$956 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$670 | Average$908 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$705 | Average$813 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$780 | Average$780 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$981 | Average$981 | FlexibilityNo cancel fee | On-time77% |