$296+ Cheap flights from Westchester County to London (LON)
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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
HPN — LON
Mar 16 — Mar 231
1 adult, Economy
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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
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Cheapest flights from Westchester County to LondonExplore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
Explore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1210:05 am
HPN
- LHR
1 stop16h 15m
American Airlines
Wed 2/189:55 am
LHR
- HPN
1 stop18h 04m
American Airlines
Deal found 2/11![American Airlines logo]()
$661
This British Airways deal was found by Cheapflights users on 2/10. 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 9/194:24 pm
HPN
- LHR
1 stop13h 51m
Multiple Airlines
Sat 10/31:10 pm
LHR
- HPN
1 stop13h 37m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$677
This American Airlines deal was found by Cheapflights users on 2/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:29 pm
HPN
- LHR
1 stop12h 01m
American Airlines
Mon 4/612:15 pm
LHR
- HPN
1 stop16h 14m
American Airlines
Deal found 2/13![American Airlines logo]()
$678
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:30 pm
HPN
- LHR
1 stop13h 45m
American Airlines
Tue 4/711:00 am
LHR
- HPN
2 stops14h 28m
American Airlines
Deal found 2/14![American Airlines logo]()
$682
This British Airways deal was found by Cheapflights users on 2/14. 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.
Sun 4/54:30 pm
HPN
- LHR
1 stop13h 45m
Multiple Airlines
Sun 4/193:15 pm
LHR
- HPN
1 stop25h 12m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$683
This British Airways deal was found by Cheapflights users on 2/12. 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 2/1812:00 pm
HPN
- LHR
1 stop18h 35m
Multiple Airlines
Tue 2/2411:00 am
LHR
- HPN
1 stop15h 59m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$692
This British Airways deal was found by Cheapflights users on 2/13. 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 4/1712:00 pm
HPN
- LHR
1 stop13h 50m
Multiple Airlines
Sun 4/263:15 pm
LHR
- HPN
1 stop25h 12m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$713
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:00 pm
HPN
- LHR
1 stop15h 15m
American Airlines
Fri 2/202:45 pm
LHR
- HPN
1 stop13h 14m
American Airlines
Deal found 2/12![American Airlines logo]()
$719
This British Airways deal was found by Cheapflights users on 2/12. 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 3/212:00 pm
HPN
- LHR
1 stop13h 55m
Multiple Airlines
Sun 3/811:00 am
LHR
- HPN
1 stop14h 59m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$721
This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:17 pm
HPN
- LGW
2 stops17h 43m
Delta
Tue 4/710:35 am
LGW
- HPN
2 stops16h 32m
Delta
Deal found 2/14![Delta logo]()
$723
This Mytrip deal was found by Cheapflights users on 2/11. 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.
Thu 2/129:23 am
HPN
- LGW
3 stops27h 37m
Multiple Airlines
Wed 2/1811:55 am
LGW
- HPN
3 stops33h 51m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$1,608
This KAYAK deal was found by Cheapflights users on 2/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:15 pm
HPN
- LGW
2 stops17h 45m
Delta
Tue 4/1410:35 am
LGW
- HPN
2 stops16h 26m
Delta
Deal found 2/13![Delta logo]()
$1,874
Best flights from Westchester County to LondonDiscover carefully curated flight deals from Westchester County to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
Discover carefully curated flight deals from Westchester County to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:49 pm
HPN
- LHR
1 stop13h 11m
American Airlines
Tue 3/172:45 pm
LHR
- HPN
1 stop22h 44m
American Airlines
Deal found 2/14![American Airlines logo]()
$661
This British Airways deal was found by Cheapflights users on 2/11. 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 4/214:30 pm
HPN
- LHR
1 stop13h 45m
Multiple Airlines
Tue 4/281:10 pm
LHR
- HPN
1 stop13h 49m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:17 pm
HPN
- LGW
2 stops17h 43m
Delta
Tue 4/710:35 am
LGW
- HPN
2 stops16h 32m
Delta
Deal found 2/14![Delta logo]()
$723
This British Airways deal was found by Cheapflights users on 2/12. 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 5/56:00 am
HPN
- LHR
1 stop19h 55m
Multiple Airlines
Tue 5/1911:10 am
LHR
- HPN
1 stop15h 49m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$678
This British Airways deal was found by Cheapflights users on 2/14. 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.
Sun 4/54:30 pm
HPN
- LHR
1 stop13h 45m
Multiple Airlines
Sun 4/193:15 pm
LHR
- HPN
1 stop25h 12m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$683
This Delta deal was found by Cheapflights users on 2/11. 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.
Tue 3/243:13 pm
HPN
- LHR
1 stop11h 52m
Delta
Mon 3/308:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/11![Delta logo]()
$779
This British Airways deal was found by Cheapflights users on 2/13. 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 8/712:00 pm
HPN
- LHR
1 stop16h 05m
Multiple Airlines
Sat 8/221:10 pm
LHR
- HPN
1 stop13h 49m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$708
This Delta deal was found by Cheapflights users on 2/11. 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.
Wed 3/254:29 pm
HPN
- LHR
1 stop11h 21m
Delta
Mon 3/308:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/11![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 2/11. 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 3/224:29 pm
HPN
- LHR
1 stop11h 21m
Delta
Mon 3/308:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/11![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 2/13. 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 3/304:29 pm
HPN
- LHR
1 stop15h 46m
Delta
Mon 4/68:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/13![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 2/13. 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 3/296:00 am
HPN
- LHR
1 stop19h 25m
Delta
Mon 4/61:25 pm
LHR
- HPN
1 stop27h 38m
Delta
Deal found 2/13![Delta logo]()
$797
This KAYAK deal was found by Cheapflights users on 2/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:15 pm
HPN
- LGW
2 stops17h 45m
Delta
Tue 4/1410:35 am
LGW
- HPN
2 stops16h 26m
Delta
Deal found 2/13![Delta logo]()
$1,874
This Delta deal was found by Cheapflights users on 2/11. 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 3/295:17 pm
HPN
- LGW
2 stops17h 33m
Delta
Sun 4/510:25 am
LGW
- HPN
2 stops16h 42m
Delta
Deal found 2/11![Delta logo]()
$1,899
This Delta deal was found by Cheapflights users on 2/12. 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 3/285:15 pm
HPN
- LGW
2 stops17h 45m
Delta
Sun 4/510:25 am
LGW
- HPN
2 stops16h 42m
Delta
Deal found 2/12![Delta logo]()
$2,420
This Delta deal was found by Cheapflights users on 2/11. 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.
Wed 7/112:59 pm
HPN
- LGW
2 stops15h 26m
Delta
Wed 7/2210:25 am
LGW
- HPN
2 stops16h 16m
Delta
Deal found 2/11![Delta logo]()
$3,679
This Delta deal was found by Cheapflights users on 2/13. 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.
Tue 6/305:10 pm
HPN
- LGW
2 stops17h 50m
Delta
Tue 7/710:35 am
LGW
- HPN
2 stops16h 06m
Delta
Deal found 2/13![Delta logo]()
$6,191
Last-minute flights from Westchester County to LondonDiscover last-minute flight deals from Westchester County to London. Data last updated February 14, 2026 and is based on user searches.
Discover last-minute flight deals from Westchester County to London. Data last updated February 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:00 pm
HPN
- LHR
1 stop15h 15m
American Airlines
Fri 2/202:45 pm
LHR
- HPN
1 stop13h 14m
American Airlines
Deal found 2/12![American Airlines logo]()
$719
This British Airways deal was found by Cheapflights users on 2/10. 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 2/175:29 pm
HPN
- LHR
1 stop13h 06m
Multiple Airlines
Tue 2/2411:00 am
LHR
- HPN
1 stop15h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$661
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/175:29 pm
HPN
- LHR
1 stop11h 56m
American Airlines
Tue 2/2410:15 am
LHR
- HPN
2 stops14h 53m
American Airlines
Deal found 2/10![American Airlines logo]()
$666
This British Airways deal was found by Cheapflights users on 2/12. 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 2/1812:00 pm
HPN
- LHR
1 stop18h 35m
Multiple Airlines
Tue 2/2411:00 am
LHR
- HPN
1 stop15h 59m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$692
This British Airways deal was found by Cheapflights users on 2/14. 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 2/185:29 pm
HPN
- LHR
1 stop13h 06m
Multiple Airlines
Tue 4/2811:10 am
LHR
- HPN
1 stop15h 49m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$763
This British Airways deal was found by Cheapflights users on 2/12. 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 3/212:00 pm
HPN
- LHR
1 stop13h 55m
Multiple Airlines
Sun 3/811:00 am
LHR
- HPN
1 stop14h 59m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$721
This Delta deal was found by Cheapflights users on 2/11. 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 3/224:29 pm
HPN
- LHR
1 stop11h 21m
Delta
Mon 3/308:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/11![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 2/13. 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 3/296:00 am
HPN
- LHR
1 stop19h 25m
Delta
Mon 4/61:25 pm
LHR
- HPN
1 stop27h 38m
Delta
Deal found 2/13![Delta logo]()
$797
This American Airlines deal was found by Cheapflights users on 2/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:29 pm
HPN
- LHR
1 stop12h 01m
American Airlines
Mon 4/612:15 pm
LHR
- HPN
1 stop16h 14m
American Airlines
Deal found 2/13![American Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 2/13. 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 3/304:29 pm
HPN
- LHR
1 stop15h 46m
Delta
Mon 4/68:05 pm
LHR
- HPN
2 stops20h 48m
Delta
Deal found 2/13![Delta logo]()
$795
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:30 pm
HPN
- LHR
1 stop13h 45m
American Airlines
Tue 4/711:00 am
LHR
- HPN
2 stops14h 28m
American Airlines
Deal found 2/14![American Airlines logo]()
$682
This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:17 pm
HPN
- LGW
2 stops17h 43m
Delta
Tue 4/710:35 am
LGW
- HPN
2 stops16h 32m
Delta
Deal found 2/14![Delta logo]()
$723
One-way flights from Westchester County to LondonSearch for one-way flight options from Westchester County to London. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
Search for one-way flight options from Westchester County to London. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:29 pm
HPN
- LHR
1 stop13h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$296
This British Airways deal was found by Cheapflights users on 2/11. 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 3/1612:00 pm
HPN
- LHR
1 stop14h 55m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$299
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:00 pm
HPN
- LHR
1 stop13h 50m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$308
This Finnair deal was found by Cheapflights users on 2/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 am
HPN
- LHR
1 stop19h 50m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/153:00 pm
HPN
- LHR
2 stops11h 45m
American Airlines
Deal found 2/14![American Airlines logo]()
$346
This British Airways deal was found by Cheapflights users on 2/11. 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 2/2012:00 pm
HPN
- LHR
1 stop13h 55m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:30 pm
HPN
- LHR
1 stop15h 05m
American Airlines
Deal found 2/14![American Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:29 am
HPN
- LHR
2 stops15h 01m
American Airlines
Deal found 2/10![American Airlines logo]()
$396
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:00 am
HPN
- LHR
2 stops20h 50m
American Airlines
Deal found 2/11![American Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 2/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/225:29 pm
HPN
- LHR
2 stops14h 51m
American Airlines
Deal found 2/13![American Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:59 pm
HPN
- LHR
1 stop12h 16m
American Airlines
Deal found 2/12![American Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/319:23 am
HPN
- STN
3 stops28h 07m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$451
Find flight deals from Westchester County to London
Keep the following information in mind while searching for Westchester County to London flight deals. Data was last updated February 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $661 (American Airlines) |
One-way from | $296 (American Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $565 |
Cheapflights Fare Finder
Customize your flight search to find flights from Westchester County to London 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 February 14, 2026.
Use the filters below to find and compare flights from Westchester County to London that are best for you.
Fly from
Westchester County
Fly to
London
Route
Depart
Return
Price
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Tue 3/10
6:49 pm-12:00 pm
1 stop13h 11m
London Heathrow
Tue 3/17
2:45 pm-9:29 am
1 stop22h 44m
$661
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Tue 4/21
4:30 pm-11:15 am
1 stop13h 45m
London Heathrow
Tue 4/28
1:10 pm-9:59 pm
1 stop13h 49m
$678
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Tue 5/5
6:00 am-6:55 am
1 stop19h 55m
London Heathrow
Tue 5/19
11:10 am-9:59 pm
1 stop15h 49m
$678
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Sun 4/5
4:30 pm-11:15 am
1 stop13h 45m
London Heathrow
Sun 4/19
3:15 pm-11:27 am
1 stop25h 12m
$683
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Fri 8/7
12:00 pm-9:05 am
1 stop16h 05m
London Heathrow
Sat 8/22
1:10 pm-9:59 pm
1 stop13h 49m
$708
White PlainsLondon
HPN - LGW
HPNLGW
White Plains Westchester County
Tue 3/31
5:17 pm-4:00 pm
2 stops17h 43m
London Gatwick
Tue 4/7
10:35 am-10:07 pm
2 stops16h 32m
$723
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Tue 3/24
3:13 pm-7:05 am
1 stop11h 52m
London Heathrow
Mon 3/30
8:05 pm-11:53 am
2 stops20h 48m
$779
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Wed 3/25
4:29 pm-7:50 am
1 stop11h 21m
London Heathrow
Mon 3/30
8:05 pm-11:53 am
2 stops20h 48m
$779
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Sun 3/22
4:29 pm-7:50 am
1 stop11h 21m
London Heathrow
Mon 3/30
8:05 pm-11:53 am
2 stops20h 48m
$779
White PlainsLondon
HPN - LHR
HPNLHR
White Plains Westchester County
Mon 3/30
4:29 pm-1:15 pm
1 stop15h 46m
London Heathrow
Mon 4/6
8:05 pm-11:53 am
2 stops20h 48m
$795
Showing 1-10 of 30 results
Best time to book a flight from Westchester County to London
Have a flexible travel schedule? Discover the best time to fly to London from Westchester County with our price prediction graph.
HPN-LHR
HPN-LGW
HPN-STN
HPN-LTN
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 Westchester County to London
zzREU-LON
HPN-LHR
HPN-LGW
HPN-STN
HPN-LTN
No data available for this route at this time. Please check back soon.
Related info for your journey
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Sutton
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