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$242+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LON
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to London are usually found in January or April, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 agosto 18, 2025.

Round-trip from

$586
(Flighttix)

One-way from

$242
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$659
From Buffalo to London (LON)
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One-way flight from Buffalo to London (LON)
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Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Buffalo to London

Cheapest flights from Buffalo to London
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 agosto 18, 2025.

This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2611:34 amBUF - LHR
1 stop18h 31mBritish Airways
vie. 9/512:30 pmLHR - BUF
1 stop11h 08mBritish Airways
Deal found 8/18$527
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/306:10 pmBUF - LGW
1 stop10h 25mJetBlue
mar. 10/712:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 8/16$586
This Expedia deal was found by Cheapflights users on 8/18. 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.
mar. 8/264:37 pmBUF - LHR
1 stop13h 28mBritish Airways
dom. 8/313:30 pmLHR - BUF
1 stop30h 40mBritish Airways
Deal found 8/18$588
This Netflights deal was found by Cheapflights users on 8/17. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/196:10 pmBUF - LGW
1 stop10h 25mJetBlue
mar. 9/2312:10 pmLGW - BUF
1 stop14h 13mJetBlue
Deal found 8/17$590
This Justfly.com deal was found by Cheapflights users on 8/18. 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.
dom. 9/2810:00 amBUF - LGW
1 stop18h 35mJetBlue
jue. 10/912:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 8/18$593
This JetBlue deal was found by Cheapflights users on 8/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/272:14 pmBUF - LGW
1 stop14h 21mJetBlue
mié. 9/1012:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 8/16$600
This Justfly.com deal was found by Cheapflights users on 8/18. 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.
dom. 9/217:00 amBUF - LGW
1 stop21h 35mJetBlue
mar. 9/3012:10 pmLGW - BUF
1 stop25h 43mJetBlue
Deal found 8/18$608
This Flighttix deal was found by Cheapflights users on 8/18. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/26:10 pmBUF - LGW
1 stop10h 25mJetBlue
jue. 10/912:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 8/18$619
This Priceline deal was found by Cheapflights users on 8/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/17:22 amBUF - LGW
1 stop21h 13mJetBlue
mié. 9/1012:10 pmLGW - BUF
1 stop25h 43mJetBlue
Deal found 8/16$620
This Justfly.com deal was found by Cheapflights users on 8/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/1310:00 amBUF - LGW
1 stop18h 35mJetBlue
vie. 9/1912:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 8/17$624
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/303:55 pmBUF - LHR
1 stop12h 35mJetBlue
mar. 10/711:55 amLHR - BUF
1 stop12h 25mJetBlue
Deal found 8/16$628
This United Airlines deal was found by Cheapflights users on 8/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/74:08 pmBUF - LHR
1 stop10h 07mUnited Airlines
mié. 10/152:05 pmLHR - BUF
2 stops36h 08mUnited Airlines
Deal found 8/15$629

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 agosto 18, 2025.
Use the filters below to find and compare flights from Buffalo to London that are best for you.

Fly from

Buffalo

Fly to

London

Route

Depart

Return

Price

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

mar. 9/30

6:10 pm-9:35 am

1 stop10h 25m

London Gatwick

mar. 10/7

12:10 pm-9:00 pm

1 stop13h 50m

$586

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

vie. 9/19

6:10 pm-9:35 am

1 stop10h 25m

London Gatwick

mar. 9/23

12:10 pm-9:23 pm

1 stop14h 13m

$590

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

dom. 9/28

10:00 am-9:35 am

1 stop18h 35m

London Gatwick

jue. 10/9

12:10 pm-9:00 pm

1 stop13h 50m

$593

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

mié. 10/1

6:10 pm-9:35 am

1 stop10h 25m

London Gatwick

mié. 10/8

12:10 pm-9:00 pm

1 stop13h 50m

$600

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

dom. 9/21

7:00 am-9:35 am

1 stop21h 35m

London Gatwick

mar. 9/30

12:10 pm-8:53 am

1 stop25h 43m

$608

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

jue. 10/2

6:10 pm-9:35 am

1 stop10h 25m

London Gatwick

jue. 10/9

12:10 pm-9:00 pm

1 stop13h 50m

$619

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

lun. 9/1

7:22 am-9:35 am

1 stop21h 13m

London Gatwick

mié. 9/10

12:10 pm-8:53 am

1 stop25h 43m

$620

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

dom. 9/21

7:00 am-9:35 am

1 stop21h 35m

London Gatwick

dom. 9/28

12:10 pm-8:53 am

1 stop25h 43m

$624

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

sáb. 9/13

10:00 am-9:35 am

1 stop18h 35m

London Gatwick

vie. 9/19

12:10 pm-9:00 pm

1 stop13h 50m

$624

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

jue. 1/1

1:33 pm-6:35 am

1 stop12h 02m

London Heathrow

sáb. 1/17

12:35 pm-8:09 pm

1 stop12h 34m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 59 results
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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.
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

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 August 8, 2025.

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, November is the cheapest month in which you can book a flight from Buffalo to London (average of $661). Flying from Buffalo to London in June is currently the most expensive (average of $1,097). 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 LON?

Find hourly flight availability from Buffalo to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

One of the essential ways to save on airfare from Buffalo to London is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

What is the cheapest day to fly from Buffalo to London?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to London. Price data was last updated on September 15, 2024.

Travelers seeking maximum savings on their Buffalo to London flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 agosto 18, 2025.
Read through reviews of airlines operating flights from Buffalo to London, such as Delta, Virgin Atlantic, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
657 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,915 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,277 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to London. You should not have trouble finding flights to London from Buffalo; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to London. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

  • How long is the flight from Buffalo to London?

    JetBlue, British Airways, and United Airlines can get you from Buffalo to London in just under 10h 07m. Your travel time can differ by up to 1h 55m. The distance between Buffalo and London is about 3540 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Buffalo to London round-trip?

    JetBlue, at $454, was found to be the cheapest airline from Buffalo to London.Alternate airlines to your destination round-trip include British Airways and Delta. JetBlue is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular routes from Buffalo to London?

    When deciding which route to take from Buffalo to London consider Buffalo - London Heathrow, Buffalo - London Gatwick or Buffalo - London City as they are the most popular.

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

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

  • How can I find direct flights from Buffalo to London?

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

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

    Yes. Cheapflights offers flight deals from Buffalo to London 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 London?

    Currently, November is the cheapest month in which you can book a flight from Buffalo to London (average of $661). Flying from Buffalo to London in June is currently the most expensive (average of $1,097). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Orpington
Watford
Gatwick
Borehamwood
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Arundel
Eastbourne
Milton Keynes
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to London

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 London

Discover the top 6 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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$454Average$685FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$534Average$723FlexibilityNo cancel feeOn-time70%
DeltaCheapest$596Average$779FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$604Average$794FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$626Average$695FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$659Average$805FlexibilityNo cancel feeOn-time69%

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