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$238+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LHR
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Find 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 October 23, 2025.

This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/223:57 pmBUF - LHR
1 stop14h 28mDelta
Tue 11/48:55 amLHR - BUF
1 stop13h 07mDelta
Deal found 10/21$592
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:06 pmBUF - LHR
1 stop14h 19mDelta
Thu 11/66:20 amLHR - BUF
2 stops17h 30mDelta
Deal found 10/21$593
This KLM deal was found by Cheapflights users on 10/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:30 pmBUF - LHR
1 stop12h 10mKLM
Thu 11/64:10 pmLHR - BUF
1 stop12h 33mKLM
Deal found 10/21$601
This Scandinavian Airlines deal was found by Cheapflights users on 10/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:19 amBUF - LHR
2 stops25h 21mScandinavian Airlines
Thu 11/207:30 pmLHR - BUF
2 stops28h 49mScandinavian Airlines
Deal found 10/23$602
This Virgin Atlantic deal was found by Cheapflights users on 10/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:19 amBUF - LHR
2 stops14h 31mVirgin Atlantic
Wed 12/1712:30 pmLHR - BUF
2 stops15h 28mVirgin Atlantic
Deal found 10/21$605
This CrystalTravel deal was found by Cheapflights users on 10/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:05 amBUF - LHR
1 stop19h 50mJetBlue
Sat 12/1312:20 pmLHR - BUF
1 stop13h 10mJetBlue
Deal found 10/22$618
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/267:00 amBUF - LHR
2 stops19h 10mUnited Airlines
Tue 12/212:05 pmLHR - BUF
2 stops38h 10mUnited Airlines
Deal found 10/21$622
This JetBlue deal was found by Cheapflights users on 10/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amBUF - LHR
1 stop9h 45mJetBlue
Fri 10/319:20 amLHR - BUF
1 stop13h 04mJetBlue
Deal found 10/21$632
This Netflights deal was found by Cheapflights users on 10/22. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:10 pmBUF - MAN
2 stops17h 00mVirgin Atlantic
Sat 12/131:30 pmMAN - BUF
1 stop15h 29mVirgin Atlantic
Deal found 10/22$633
This KLM deal was found by Cheapflights users on 10/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:35 pmBUF - LHR
1 stop11h 15mKLM
Mon 11/310:00 amLHR - BUF
2 stops14h 10mKLM
Deal found 10/21$635
This Priceline deal was found by Cheapflights users on 10/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:18 pmBUF - LHR
1 stop28h 22mJetBlue
Mon 12/88:05 amLHR - BUF
1 stop32h 28mJetBlue
Deal found 10/22$640
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/611:39 amBUF - GLA
2 stops18h 06mAmerican Airlines
Sat 12/136:35 amGLA - BUF
2 stops16h 52mAmerican Airlines
Deal found 10/21$661

Cheap 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(Kiwi.com)

One-way from

$238
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$671
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. 15% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 23, 2025.
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

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 1/12

9:08 am-10:00 am

1 stop19h 52m

London Gatwick

Thu 1/15

2:00 pm-8:16 am

1 stop23h 16m

$532

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 1/14

2:00 pm-9:00 am

1 stop14h 00m

London Heathrow

Tue 1/20

10:00 am-6:51 pm

2 stops13h 51m

$602

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 11/13

11:19 am-5:40 pm

2 stops25h 21m

London Heathrow

Thu 11/20

7:30 pm-7:19 pm

2 stops28h 49m

$602

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 12/15

3:18 pm-10:00 am

1 stop13h 42m

London Gatwick

Thu 1/8

2:00 pm-8:13 am

1 stop23h 13m

$604

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 2/10

3:50 pm-10:15 am

1 stop13h 25m

London Heathrow

Tue 2/17

4:35 pm-11:49 pm

1 stop12h 14m

$609

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 2/11

3:50 pm-8:05 am

1 stop11h 15m

London Heathrow

Tue 2/17

4:10 pm-11:49 pm

1 stop12h 39m

$609

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 1/12

7:00 am-9:20 am

2 stops21h 20m

London Heathrow

Wed 1/21

6:40 am-11:49 pm

2 stops22h 09m

$610

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 11/26

7:00 am-7:10 am

2 stops19h 10m

London Heathrow

Tue 12/2

12:05 pm-9:15 pm

2 stops38h 10m

$622

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 12/15

11:40 am-10:00 am

2 stops17h 20m

London Gatwick

Fri 1/9

2:00 pm-10:09 am

1 stop25h 09m

$633

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 1/12

3:25 pm-6:55 am

1 stop10h 30m

London Heathrow

Mon 1/19

9:20 am-6:50 pm

1 stop14h 30m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

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, December is the cheapest month in which you can book a flight from Buffalo to United Kingdom (average of $414). Flying from Buffalo to United Kingdom in June is currently the most expensive (average of $756). 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 BUF to GB?

Find hourly flight availability from Buffalo to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Buffalo to United Kingdom in the morning. If you’re flexible enough to do this you can expect to save up to 51% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Buffalo to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to United Kingdom. Price data was last updated on December 8, 2024.

Travelers seeking maximum savings on their Buffalo to United Kingdom flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 23, 2025.
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
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,981 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
670 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
11,031 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
2,908 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,469 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 13h 25m. 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 cheapest airlines to fly from Buffalo to United Kingdom one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $238. TAP AIR PORTUGAL flights start at $347 while deals on KLM start at $442 one-way.

  • 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, December is the cheapest month in which you can book a flight from Buffalo to United Kingdom (average of $414). Flying from Buffalo to United Kingdom in June is currently the most expensive (average of $756). 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$414Average$812FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$451Average$888FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$522Average$779FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$534Average$775FlexibilityNo cancel feeOn-time70%
DeltaCheapest$596Average$812FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$635Average$826FlexibilityNo cancel feeOn-time72%

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