$270+ Cheap flights from Buffalo (BUF) 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LON
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to London with Cheapflights
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Cheapest flights from Buffalo to LondonExplore the most affordable flight options available from Buffalo to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
Explore the most affordable flight options available from Buffalo to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
This Sembo deal was found by Cheapflights users on 4/4. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:03 pm
BUF
- LHR
1 stop10h 07m
Virgin Atlantic
Fri 5/84:20 pm
LHR
- BUF
1 stop12h 59m
Virgin Atlantic
Deal found 4/4![Virgin Atlantic logo]()
$712
This lastminute.com deal was found by Cheapflights users on 4/6. 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 4/97:56 pm
BUF
- LHR
1 stop11h 14m
Virgin Atlantic
Wed 4/2211:30 am
LHR
- BUF
2 stops16h 09m
Virgin Atlantic
Deal found 4/6![Virgin Atlantic logo]()
$715
This KLM deal was found by Cheapflights users on 4/7. 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.
Tue 5/512:09 pm
BUF
- LHR
1 stop13h 16m
KLM
Tue 5/123:50 pm
LHR
- BUF
1 stop13h 29m
KLM
Deal found 4/7![KLM logo]()
$723
This Delta deal was found by Cheapflights users on 4/7. 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.
Thu 5/710:32 am
BUF
- LHR
1 stop17h 18m
Delta
Thu 5/146:30 am
LHR
- BUF
2 stops17h 45m
Delta
Deal found 4/7![Delta logo]()
$725
This KLM deal was found by Cheapflights users on 4/6. 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 7/2212:16 pm
BUF
- LHR
1 stop13h 09m
KLM
Sat 8/224:20 pm
LHR
- BUF
1 stop12h 36m
KLM
Deal found 4/6![KLM logo]()
$726
This Delta deal was found by Cheapflights users on 4/7. 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.
Thu 5/712:04 pm
BUF
- LHR
2 stops17h 16m
Delta
Fri 5/156:15 am
LHR
- BUF
2 stops17h 36m
Delta
Deal found 4/7![Delta logo]()
$729
This Delta deal was found by Cheapflights users on 4/7. 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 8/512:03 pm
BUF
- LHR
2 stops15h 47m
Delta
Thu 8/2011:30 am
LHR
- BUF
2 stops16h 33m
Delta
Deal found 4/7![Delta logo]()
$730
This KLM deal was found by Cheapflights users on 4/6. 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.
Sat 10/33:50 pm
BUF
- LHR
1 stop12h 00m
KLM
Thu 10/151:25 pm
LHR
- BUF
1 stop15h 30m
KLM
Deal found 4/6![KLM logo]()
$731
This Delta deal was found by Cheapflights users on 4/6. 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 7/2212:03 pm
BUF
- LHR
2 stops14h 12m
Delta
Sat 8/2210:45 am
LHR
- BUF
1 stop17h 18m
Delta
Deal found 4/6![Delta logo]()
$736
This Delta deal was found by Cheapflights users on 4/7. 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 4/2111:52 am
BUF
- LGW
2 stops16h 33m
Delta
Sat 4/2510:25 am
LGW
- BUF
2 stops17h 14m
Delta
Deal found 4/7![Delta logo]()
$744
This Delta deal was found by Cheapflights users on 4/8. 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 8/57:59 pm
BUF
- LGW
2 stops15h 01m
Delta
Thu 8/2010:25 am
LGW
- BUF
2 stops17h 38m
Delta
Deal found 4/8![Delta logo]()
$760
This Delta deal was found by Cheapflights users on 4/6. 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 10/43:50 pm
BUF
- LCY
2 stops12h 40m
Delta
Tue 10/138:25 am
LCY
- BUF
2 stops20h 25m
Delta
Deal found 4/6![Delta logo]()
$775
Best flights from Buffalo to LondonDiscover carefully curated flight deals from Buffalo to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from Buffalo to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This Delta deal was found by Cheapflights users on 4/4. 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.
Thu 5/710:32 am
BUF
- LHR
1 stop15h 43m
Delta
Fri 5/1511:45 am
LHR
- BUF
2 stops17h 34m
Delta
Deal found 4/4![Delta logo]()
$725
This KLM deal was found by Cheapflights users on 4/5. 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.
Tue 5/512:50 pm
BUF
- LHR
1 stop13h 20m
KLM
Tue 5/1212:50 pm
LHR
- BUF
1 stop11h 25m
KLM
Deal found 4/5![KLM logo]()
$731
This Turkish Airlines deal was found by Cheapflights users on 4/7. 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 4/227:02 pm
BUF
- STN
2 stops33h 53m
Turkish Airlines
Tue 4/285:35 pm
STN
- BUF
2 stops26h 24m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$831
This oojo deal was found by Cheapflights users on 4/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:55 pm
BUF
- LCY
2 stops18h 20m
British Airways
Sat 4/2512:05 pm
LCY
- BUF
2 stops40h 14m
British Airways
Deal found 4/9![British Airways logo]()
$1,027
This Justfly.com deal was found by Cheapflights users on 4/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:28 pm
BUF
- LCY
2 stops14h 52m
Aer Lingus
Tue 5/121:45 pm
LCY
- BUF
2 stops13h 47m
Aer Lingus
Deal found 4/5![Aer Lingus logo]()
$1,238
This FlightHub deal was found by Cheapflights users on 4/5. 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.
Tue 5/52:28 pm
BUF
- LCY
2 stops14h 52m
Multiple Airlines
Tue 5/121:45 pm
LCY
- BUF
2 stops13h 47m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,298
This Delta deal was found by Cheapflights users on 4/4. 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.
Thu 4/233:53 pm
BUF
- LHR
1 stop10h 17m
Delta
Fri 5/86:30 am
LHR
- BUF
2 stops17h 21m
Delta
Deal found 4/4![Delta logo]()
$725
This KLM deal was found by Cheapflights users on 4/5. 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.
Thu 5/712:18 pm
BUF
- LHR
1 stop13h 07m
KLM
Fri 5/1511:20 am
LHR
- BUF
1 stop12h 55m
KLM
Deal found 4/5![KLM logo]()
$731
This Delta deal was found by Cheapflights users on 4/6. 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 4/196:00 am
BUF
- LHR
1 stop19h 25m
Delta
Thu 4/236:30 am
LHR
- BUF
2 stops17h 05m
Delta
Deal found 4/6![Delta logo]()
$725
This KLM deal was found by Cheapflights users on 4/5. 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.
Fri 5/83:53 pm
BUF
- LHR
1 stop11h 57m
KLM
Sun 5/174:20 pm
LHR
- BUF
1 stop12h 59m
KLM
Deal found 4/5![KLM logo]()
$731
This Delta deal was found by Cheapflights users on 4/6. 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 4/217:59 pm
BUF
- LHR
1 stop11h 06m
Delta
Sat 4/256:15 am
LHR
- BUF
2 stops17h 36m
Delta
Deal found 4/6![Delta logo]()
$725
This KLM deal was found by Cheapflights users on 4/4. 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.
Thu 4/2312:09 pm
BUF
- LHR
1 stop13h 16m
KLM
Fri 5/83:15 pm
LHR
- BUF
1 stop13h 44m
KLM
Deal found 4/4![KLM logo]()
$731
This Turkish Airlines deal was found by Cheapflights users on 4/5. 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 5/57:00 am
BUF
- STN
2 stops28h 50m
Turkish Airlines
Tue 5/126:55 am
STN
- BUF
2 stops19h 32m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$1,000
This Turkish Airlines deal was found by Cheapflights users on 4/6. 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 6/173:50 pm
BUF
- STN
2 stops19h 50m
Turkish Airlines
Wed 6/245:45 pm
STN
- BUF
2 stops26h 10m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$1,049
This Delta deal was found by Cheapflights users on 4/7. 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 7/612:04 pm
BUF
- LCY
2 stops14h 11m
Delta
Mon 7/137:45 am
LCY
- BUF
2 stops16h 25m
Delta
Deal found 4/7![Delta logo]()
$913
This Turkish Airlines deal was found by Cheapflights users on 4/4. 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 6/163:50 pm
BUF
- STN
2 stops20h 00m
Turkish Airlines
Mon 6/2910:50 am
STN
- BUF
2 stops26h 10m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$1,094
This FlightHub deal was found by Cheapflights users on 4/6. 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 5/1710:44 am
BUF
- LCY
2 stops41h 26m
Multiple Airlines
Tue 5/266:45 am
LCY
- BUF
2 stops20h 12m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,345
This Delta deal was found by Cheapflights users on 4/7. 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 6/67:31 pm
BUF
- LCY
2 stops31h 24m
Delta
Wed 6/1710:00 am
LCY
- BUF
2 stops19h 38m
Delta
Deal found 4/7![Delta logo]()
$936
This Turkish Airlines deal was found by Cheapflights users on 4/4. 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 6/168:50 am
BUF
- LGW
2 stops26h 45m
Turkish Airlines
Mon 6/2910:50 am
LGW
- BUF
2 stops26h 10m
Turkish Airlines
Deal found 4/4![Turkish Airlines logo]()
$1,102
This Delta deal was found by Cheapflights users on 4/7. 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 6/710:00 am
BUF
- LCY
2 stops18h 30m
Delta
Sat 6/1312:10 pm
LCY
- BUF
2 stops40h 52m
Delta
Deal found 4/7![Delta logo]()
$947
This Turkish Airlines deal was found by Cheapflights users on 4/5. 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 5/87:00 am
BUF
- STN
2 stops21h 55m
Turkish Airlines
Sun 5/176:55 am
STN
- BUF
2 stops37h 04m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$1,104
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/5. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:28 pm
BUF
- LGW
3 stops24h 57m
Multiple Airlines
Mon 5/1810:35 am
LGW
- BUF
2 stops27h 56m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,579
This Turkish Airlines deal was found by Cheapflights users on 4/8. 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 6/216:35 am
BUF
- LGW
2 stops25h 35m
Turkish Airlines
Sun 6/285:35 pm
LGW
- BUF
2 stops26h 02m
Turkish Airlines
Deal found 4/8![Turkish Airlines logo]()
$1,118
This Delta deal was found by Cheapflights users on 4/7. 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 6/810:00 am
BUF
- LCY
2 stops18h 30m
Delta
Fri 6/1910:00 am
LCY
- BUF
2 stops38h 24m
Delta
Deal found 4/7![Delta logo]()
$1,067
This Turkish Airlines deal was found by Cheapflights users on 4/9. 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 6/216:35 am
BUF
- STN
2 stops22h 20m
Turkish Airlines
Sun 6/285:35 pm
STN
- BUF
2 stops26h 02m
Turkish Airlines
Deal found 4/9![Turkish Airlines logo]()
$1,124
This FlightHub deal was found by Cheapflights users on 4/6. 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.
Wed 7/16:35 am
BUF
- LGW
2 stops22h 20m
Turkish Airlines
Mon 7/65:35 pm
LGW
- BUF
2 stops26h 22m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$1,171
This Delta deal was found by Cheapflights users on 4/9. 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 7/13:49 pm
BUF
- LCY
2 stops12h 41m
Delta
Mon 7/610:00 am
LCY
- BUF
2 stops19h 02m
Delta
Deal found 4/9![Delta logo]()
$1,184
This Delta deal was found by Cheapflights users on 4/6. 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 6/193:49 pm
BUF
- LCY
2 stops14h 51m
Delta
Fri 7/1010:00 am
LCY
- BUF
2 stops18h 58m
Delta
Deal found 4/6![Delta logo]()
$1,201
This Turkish Airlines deal was found by Cheapflights users on 4/6. 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 6/55:34 pm
BUF
- STN
2 stops23h 36m
Turkish Airlines
Mon 6/810:50 am
STN
- BUF
2 stops37h 15m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$1,209
This Turkish Airlines deal was found by Cheapflights users on 4/8. 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 6/55:34 pm
BUF
- STN
2 stops23h 36m
Turkish Airlines
Tue 6/166:55 am
STN
- BUF
2 stops21h 53m
Turkish Airlines
Deal found 4/8![Turkish Airlines logo]()
$1,210
Last-minute flights from Buffalo to LondonDiscover last-minute flight deals from Buffalo to London. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to London. Data last updated April 10, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 4/6. 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 4/97:56 pm
BUF
- LHR
1 stop11h 14m
Virgin Atlantic
Wed 4/2211:30 am
LHR
- BUF
2 stops16h 09m
Virgin Atlantic
Deal found 4/6![Virgin Atlantic logo]()
$715
This Delta deal was found by Cheapflights users on 4/6. 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 4/107:56 pm
BUF
- LGW
2 stops15h 04m
Delta
Sun 4/1910:25 am
LGW
- BUF
2 stops19h 25m
Delta
Deal found 4/6![Delta logo]()
$777
This Delta deal was found by Cheapflights users on 4/7. 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 4/2111:52 am
BUF
- LGW
2 stops16h 33m
Delta
Sat 4/2510:25 am
LGW
- BUF
2 stops17h 14m
Delta
Deal found 4/7![Delta logo]()
$744
This Turkish Airlines deal was found by Cheapflights users on 4/7. 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 4/227:02 pm
BUF
- STN
2 stops33h 53m
Turkish Airlines
Tue 4/285:35 pm
STN
- BUF
2 stops26h 24m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$831
This Delta deal was found by Cheapflights users on 4/7. 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.
Thu 4/232:34 pm
BUF
- LHR
1 stop11h 11m
Delta
Fri 5/811:45 am
LHR
- BUF
2 stops17h 34m
Delta
Deal found 4/7![Delta logo]()
$744
This KLM deal was found by Cheapflights users on 4/7. 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.
Fri 4/247:40 pm
BUF
- LHR
1 stop12h 35m
KLM
Fri 5/110:45 am
LHR
- BUF
1 stop13h 06m
KLM
Deal found 4/7![KLM logo]()
$731
This Sembo deal was found by Cheapflights users on 4/4. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:03 pm
BUF
- LHR
1 stop10h 07m
Virgin Atlantic
Fri 5/84:20 pm
LHR
- BUF
1 stop12h 59m
Virgin Atlantic
Deal found 4/4![Virgin Atlantic logo]()
$712
This KLM deal was found by Cheapflights users on 4/7. 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.
Tue 5/512:09 pm
BUF
- LHR
1 stop13h 16m
KLM
Tue 5/123:50 pm
LHR
- BUF
1 stop13h 29m
KLM
Deal found 4/7![KLM logo]()
$723
This Delta deal was found by Cheapflights users on 4/9. 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 5/512:50 pm
BUF
- LHR
2 stops15h 00m
Delta
Thu 5/219:55 am
LHR
- BUF
2 stops19h 04m
Delta
Deal found 4/9![Delta logo]()
$746
This Delta deal was found by Cheapflights users on 4/7. 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.
Thu 5/710:32 am
BUF
- LHR
1 stop17h 18m
Delta
Thu 5/146:30 am
LHR
- BUF
2 stops17h 45m
Delta
Deal found 4/7![Delta logo]()
$725
This Delta deal was found by Cheapflights users on 4/7. 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.
Thu 5/712:04 pm
BUF
- LHR
2 stops17h 16m
Delta
Fri 5/156:15 am
LHR
- BUF
2 stops17h 36m
Delta
Deal found 4/7![Delta logo]()
$729
This Delta deal was found by Cheapflights users on 4/5. 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 5/812:04 pm
BUF
- LHR
2 stops17h 16m
Delta
Sun 5/1711:30 am
LHR
- BUF
2 stops17h 29m
Delta
Deal found 4/5![Delta logo]()
$730
One-way flights from Buffalo to LondonSearch for one-way flight options from Buffalo to London. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from Buffalo to London. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This KLM deal was found by Cheapflights users on 4/6. 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 5/412:50 pm
BUF
- LHR
1 stop13h 20m
KLM
Deal found 4/6![KLM logo]()
$270
This Delta deal was found by Cheapflights users on 4/6. 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 5/42:34 pm
BUF
- LGW
2 stops14h 06m
Delta
Deal found 4/6![Delta logo]()
$290
This KLM deal was found by Cheapflights users on 4/8. 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 5/183:53 pm
BUF
- LHR
1 stop13h 27m
KLM
Deal found 4/8![KLM logo]()
$292
This KLM deal was found by Cheapflights users on 4/6. 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.
Thu 5/217:39 pm
BUF
- LHR
1 stop12h 36m
KLM
Deal found 4/6![KLM logo]()
$303
This Delta deal was found by Cheapflights users on 4/6. 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 5/42:34 pm
BUF
- LCY
2 stops13h 56m
Delta
Deal found 4/6![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Tue 8/410:34 am
BUF
- LCY
2 stops21h 01m
United Airlines
Deal found 4/5![United Airlines logo]()
$357
This Expedia deal was found by Cheapflights users on 4/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1712:50 pm
BUF
- LHR
1 stop13h 20m
Air France
Deal found 4/7![Air France logo]()
$381
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Tue 8/2510:54 am
BUF
- LCY
2 stops20h 41m
United Airlines
Deal found 4/7![United Airlines logo]()
$382
This Trip.com deal was found by Cheapflights users on 4/6. 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.
Thu 4/162:34 pm
BUF
- LHR
1 stop10h 46m
Virgin Atlantic
Deal found 4/6![Virgin Atlantic logo]()
$383
This Iberia deal was found by Cheapflights users on 4/5. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:42 pm
BUF
- LHR
1 stop12h 48m
Iberia
Deal found 4/5![Iberia logo]()
$390
This KLM deal was found by Cheapflights users on 4/7. 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 4/223:53 pm
BUF
- LHR
1 stop10h 17m
KLM
Deal found 4/7![KLM logo]()
$391
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Tue 7/710:34 am
BUF
- LHR
2 stops18h 26m
United Airlines
Deal found 4/5![United Airlines logo]()
$392
Find flight deals from Buffalo to London
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to London (LON). 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 April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $712 (Sembo) |
One-way from | $270 (KLM) |
Popular in | June |
Cheapest in | October |
Average price | $733 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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 April 10, 2026.
Use the filters below to find and compare flights from Buffalo to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Thu 5/7
10:32 am-7:15 am
1 stop15h 43m
London Heathrow
Fri 5/15
11:45 am-12:19 am
2 stops17h 34m
$725
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Thu 4/23
3:53 pm-7:10 am
1 stop10h 17m
London Heathrow
Fri 5/8
6:30 am-6:51 pm
2 stops17h 21m
$725
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Sun 4/19
6:00 am-6:25 am
1 stop19h 25m
London Heathrow
Thu 4/23
6:30 am-6:35 pm
2 stops17h 05m
$725
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Tue 4/21
7:59 pm-12:05 pm
1 stop11h 06m
London Heathrow
Sat 4/25
6:15 am-6:51 pm
2 stops17h 36m
$725
Quickest round-trip
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Tue 5/5
12:50 pm-7:10 am
1 stop13h 20m
London Heathrow
Tue 5/12
12:50 pm-7:15 pm
1 stop11h 25m
$731
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Thu 5/7
12:18 pm-6:25 am
1 stop13h 07m
London Heathrow
Fri 5/15
11:20 am-7:15 pm
1 stop12h 55m
$731
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Fri 5/8
3:53 pm-8:50 am
1 stop11h 57m
London Heathrow
Sun 5/17
4:20 pm-12:19 am
1 stop12h 59m
$731
BuffaloLondon
BUF - LHR
BUFLHR
Buffalo
Thu 4/23
12:09 pm-6:25 am
1 stop13h 16m
London Heathrow
Fri 5/8
3:15 pm-11:59 pm
1 stop13h 44m
$731
BuffaloLondon
BUF - STN
BUFSTN
Buffalo
Wed 4/22
7:02 pm-9:55 am
2 stops33h 53m
London Stansted
Tue 4/28
5:35 pm-2:59 pm
2 stops26h 24m
$831
BuffaloLondon
BUF - LCY
BUFLCY
Buffalo
Mon 7/6
12:04 pm-7:15 am
2 stops14h 11m
London City
Mon 7/13
7:45 am-7:10 pm
2 stops16h 25m
$913
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from Buffalo to London
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 Buffalo to London in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Buffalo-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-London flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-London 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 Buffalo-London 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 Buffalo to London
Have a flexible travel schedule? Discover the best time to fly to London from Buffalo with our price prediction graph.
BUF-LON
BUF-LHR
BUF-LGW
BUF-LCY
BUF-STN
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 Buffalo to London
BUF-LON
BUF-LHR
BUF-LGW
BUF-LCY
BUF-STN
How far ahead should I book a flight from Buffalo to London?
Use this chart to determine the optimal time to book a round-trip flight from Buffalo to London. Price data was last updated on April 3, 2026.
To ensure you get the cheapest price possible for a flight from Buffalo to London, you should look to book at least 76 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.
What is the cheapest month to book a flight from Buffalo to London?
Currently, May is the cheapest month in which you can book a flight from Buffalo to London (average of $403). Flying from Buffalo to London in March is currently the most expensive (average of $778). 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.
How much does it cost to fly round-trip from Buffalo to London?
What’s the top layover airport for flights from Buffalo to London?
Share of 1-stop round-trip flights from Buffalo to London chosen by Cheapflights users in the past 12 months, using the same layover each way.
Philadelphia (PHL) – chosen by Cheapflights users on 45% of 1-stop itineraries from Buffalo to London on Cheapflights.
What’s the cheapest layover airport for flights from Buffalo to London?
Average round-trip fare for 1-stop flights from Buffalo to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of $617.
What’s the fastest layover option from Buffalo to London?
Shortest average travel time for 1-stop one-way flights from Buffalo to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 9h 40m.
Which airport typically offers the quickest layover for flights from Buffalo to London?
Average layover duration for 1-stop one-way flights from Buffalo to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 1h 21m.
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. 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 London. Reviews last updated April 10, 2026.
Read through reviews of airlines operating flights from Buffalo to London, such as Delta,Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Comfort
7.9
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Buffalo to London. 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 London?
Book flights to London if you plan to visit one of these locationsIlford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Borehamwood
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Sutton
Stansted
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Search flights from Buffalo to London by cabin class
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Other flights to London
Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
Buffalo and London flights
Browse other Buffalo and London flight options. Last updated on April 10, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Buffalo to London
Discover the top 7 airlines that operate flights from Buffalo to London. 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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$380 | Average$729 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$451 | Average$864 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$522 | Average$777 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$534 | Average$737 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$593 | Average$699 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$636 | Average$748 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$710 | Average$926 | FlexibilityNo cancel fee | On-timeN/A |