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$256+ Cheap flights from Buffalo (BUF) to the United Kingdom

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LHR
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Buffalo to United Kingdom

Cheapest flights from Buffalo to United Kingdom
Explore the most affordable flight options available from Buffalo to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:00 pm
BUF
-
EDI
2 stops13h 55m
American Airlines
Wed 4/811:25 am
EDI
-
BUF
1 stop16h 54m
American Airlines
Deal found 2/15$620
This Cheapflightsfares deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:45 pm
BUF
-
LHR
2 stops16h 20m
Lufthansa
Tue 5/510:50 am
LHR
-
BUF
2 stops18h 05m
Lufthansa
Deal found 2/17$626
This Expedia deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:31 pm
BUF
-
GLA
2 stops24h 19m
Multiple Airlines
Wed 4/87:40 pm
GLA
-
BUF
2 stops30h 56m
Multiple Airlines
Deal found 2/15$634
This Gotogate deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 am
BUF
-
LHR
2 stops20h 10m
Multiple Airlines
Tue 3/248:45 am
LHR
-
BUF
2 stops19h 11m
Multiple Airlines
Deal found 2/17$636
This Cheapflightsfares deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:30 pm
BUF
-
LHR
2 stops19h 05m
Lufthansa
Tue 3/3110:50 am
LHR
-
BUF
2 stops18h 00m
Lufthansa
Deal found 2/15$640
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:30 pm
BUF
-
LHR
1 stop11h 20m
United Airlines
Mon 3/231:25 pm
LHR
-
BUF
2 stops35h 21m
United Airlines
Deal found 2/16$641
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:00 am
BUF
-
LHR
1 stop10h 35m
United Airlines
Tue 3/241:25 pm
LHR
-
BUF
2 stops35h 21m
United Airlines
Deal found 2/17$642
This Iberia deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:31 am
BUF
-
LHR
1 stop15h 09m
Iberia
Tue 5/56:15 am
LHR
-
BUF
2 stops20h 21m
Iberia
Deal found 2/17$644
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:26 pm
BUF
-
EDI
2 stops14h 04m
American Airlines
Thu 9/2411:25 am
EDI
-
BUF
1 stop17h 31m
American Airlines
Deal found 2/15$645
This Booking.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:50 pm
BUF
-
LHR
2 stops35h 10m
Multiple Airlines
Tue 9/810:50 am
LHR
-
BUF
2 stops17h 36m
Multiple Airlines
Deal found 2/16$646
This oojo deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:01 pm
BUF
-
LHR
1 stop10h 49m
British Airways
Wed 4/226:30 am
LHR
-
BUF
2 stops21h 49m
British Airways
Deal found 2/17$647
This Booking.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:29 pm
BUF
-
LHR
2 stops33h 01m
Air Canada
Wed 3/251:25 pm
LHR
-
BUF
2 stops35h 21m
Air Canada
Deal found 2/15$649

Find flight deals from Buffalo to United Kingdom

Keep the following information in mind while searching for Buffalo to United Kingdom flight deals. Data was last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(American Airlines)

One-way from

$256
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$780
Provider with most accurate pricing for Buffalo-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-London (LON) flights.
Search Deals
From Buffalo to United Kingdom
Search Deals
One-way flight from Buffalo to United Kingdom
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to United Kingdom 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 18, 2026.
Use the filters below to find and compare flights from Buffalo to the United Kingdom that are best for you.

Fly from

Buffalo

Fly to

United Kingdom

Route

Depart

Return

Price

BuffaloEdinburgh

BUF - EDI

BUFEDI

Buffalo

Wed 4/1

5:00 pm-11:55 am

2 stops13h 55m

Edinburgh Turnhouse

Wed 4/8

11:25 am-11:19 pm

1 stop16h 54m

$620

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 4/28

7:45 pm-5:05 pm

2 stops16h 20m

London Heathrow

Tue 5/5

10:50 am-11:55 pm

2 stops18h 05m

$626

BuffaloGlasgow

BUF - GLA

BUFGLA

Buffalo

Wed 4/1

12:31 pm-5:50 pm

2 stops24h 19m

Glasgow Intl

Wed 4/8

7:40 pm-9:36 pm

2 stops30h 56m

$634

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 3/17

6:00 am-8:35 pm

1 stop10h 35m

London Heathrow

Tue 3/24

1:25 pm-8:46 pm

2 stops35h 21m

$642

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 3/19

6:00 am-9:20 pm

1 stop11h 20m

London Heathrow

Thu 3/26

8:30 am-11:42 pm

2 stops19h 12m

$644

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 4/14

12:50 pm-10:20 am

2 stops16h 30m

London Heathrow

Thu 4/23

8:40 am-10:39 pm

2 stops18h 59m

$653

BuffaloGlasgow

BUF - GLA

BUFGLA

Buffalo

Mon 8/3

7:03 pm-10:10 am

1 stop10h 07m

Glasgow Intl

Wed 8/26

2:00 pm-9:49 am

2 stops24h 49m

$653

BuffaloGlasgow

BUF - GLA

BUFGLA

Buffalo

Tue 8/4

7:03 pm-10:10 am

1 stop10h 07m

Glasgow Intl

Wed 8/26

2:00 pm-9:49 am

2 stops24h 49m

$653

BuffaloGlasgow

BUF - GLA

BUFGLA

Buffalo

Tue 8/4

7:03 pm-10:10 am

1 stop10h 07m

Glasgow Intl

Tue 8/25

2:00 pm-11:26 pm

2 stops14h 26m

$653

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 4/12

1:00 pm-7:10 am

1 stop13h 10m

London Heathrow

Tue 4/21

11:30 am-10:39 pm

2 stops16h 09m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 60 results
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Best time to book a flight from Buffalo to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Buffalo with our price prediction graph.
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 the United Kingdom

What is the cheapest month to book a flight from Buffalo to United Kingdom?

Currently, August is the cheapest month in which you can book a flight from Buffalo to United Kingdom (average of $470). Flying from Buffalo to United Kingdom in June is currently the most expensive (average of $755). 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.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated February 18, 2026.
See what other customers who have flown with Delta, Virgin Atlantic, and American Airlines from Buffalo to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,207 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,304 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,899 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
British Airways
6.7
Okay
7,751 reviews
Delta
7.9
Good
8,207 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to United Kingdom?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to United Kingdom. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How long is the flight from Buffalo to United Kingdom?

    Departing from Buffalo to United Kingdom will take you 10h 35m. Airlines will cover a distance of 3540 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Buffalo to United Kingdom?

    The most popular flight routes from Buffalo to United Kingdom are Buffalo - London Heathrow, Buffalo - London Gatwick and Buffalo - London City.

  • Can I find deals for flights from Buffalo to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Buffalo to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to United Kingdom.

  • Can I find deals for business class flights from Buffalo to United Kingdom?

    Yes. Cheapflights offers flight deals from Buffalo to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to United Kingdom?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to United Kingdom (average of $470). Flying from Buffalo to United Kingdom in June is currently the most expensive (average of $755). 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.

See more FAQs

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Alternative routes for Buffalo to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Buffalo to United Kingdom

Discover the top 6 airlines that operate flights from Buffalo to United Kingdom. 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 February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$451Average$801FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$522Average$777FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$534Average$801FlexibilityNo cancel feeOn-time70%
DeltaCheapest$582Average$901FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$593Average$812FlexibilityNo cancel feeOn-time62%
Virgin AtlanticCheapest$636Average$854FlexibilityNo cancel feeOn-time72%

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