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$319+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LON
juin 17 — juin 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to London are usually found in January or September, 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 juin 12, 2025.

Round-trip from

$565
(JetBlue)

One-way from

$319
(JetBlue)

Popular in

July

Cheapest in

January

Average price

$963
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. 16% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 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 juin 12, 2025.

This JetBlue deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/132:00 pmBUF - LGW
1 stop14h 35mJetBlue
jeu. 10/1612:10 pmLGW - BUF
1 stop13h 50mJetBlue
Deal found 6/11$565
This JetBlue deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/136:00 amBUF - LHR
1 stop9h 45mJetBlue
jeu. 10/168:25 amLHR - BUF
1 stop17h 35mJetBlue
Deal found 6/11$593
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/207:15 pmBUF - LHR
1 stop32h 35mDelta
dim. 10/56:30 amLHR - BUF
2 stops22h 20mDelta
Deal found 6/12$654
This Expedia deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/126:59 pmBUF - LHR
1 stop10h 21mBritish Airways
mar. 8/198:00 amLHR - BUF
2 stops15h 34mBritish Airways
Deal found 6/12$680
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/203:51 pmBUF - LGW
1 stop13h 09mDelta
jeu. 8/2812:00 pmLGW - BUF
1 stop17h 53mDelta
Deal found 6/10$708
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/3111:40 amBUF - LHR
3 stops24h 20mScandinavian Airlines
mar. 11/46:40 amLHR - BUF
2 stops22h 10mScandinavian Airlines
Deal found 6/11$712
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/153:59 pmBUF - LHR
1 stop11h 06mAmerican Airlines
mar. 7/229:15 amLHR - BUF
1 stop14h 19mAmerican Airlines
Deal found 6/12$721
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/2011:56 amBUF - LGW
2 stops15h 14mAmerican Airlines
jeu. 8/283:05 pmLGW - BUF
2 stops25h 21mAmerican Airlines
Deal found 6/10$724
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/248:00 pmBUF - LHR
1 stop9h 40mUnited Airlines
ven. 10/32:05 pmLHR - BUF
2 stops31h 48mUnited Airlines
Deal found 6/11$728
This KLM deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/203:51 pmBUF - LHR
1 stop11h 59mKLM
jeu. 8/283:15 pmLHR - BUF
1 stop13h 42mKLM
Deal found 6/10$751
This The Travel House deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 7/191:34 pmBUF - LGW
1 stop15h 01mIcelandair
mar. 7/2912:10 pmLGW - BUF
2 stops16h 49mIcelandair
Deal found 6/11$760
This Air Canada deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/205:54 pmBUF - LHR
2 stops55h 36mAir Canada
dim. 10/59:30 amLHR - BUF
2 stops36h 23mAir Canada
Deal found 6/12$783

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 juin 12, 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

lun. 10/13

2:00 pm-9:35 am

1 stop14h 35m

London Gatwick

jeu. 10/16

12:10 pm-9:00 pm

1 stop13h 50m

$565

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

lun. 10/13

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

jeu. 10/16

8:25 am-9:00 pm

1 stop17h 35m

$593

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

sam. 9/20

7:15 pm-8:50 am

1 stop32h 35m

London Heathrow

dim. 10/5

6:30 am-11:50 pm

2 stops22h 20m

$654

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

mar. 8/12

6:59 pm-10:20 am

1 stop10h 21m

London Heathrow

mar. 8/19

8:00 am-6:34 pm

2 stops15h 34m

$680

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

mer. 8/20

3:51 pm-10:00 am

1 stop13h 09m

London Gatwick

jeu. 8/28

12:00 pm-12:53 am

1 stop17h 53m

$708

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

ven. 10/31

11:40 am-4:00 pm

3 stops24h 20m

London Heathrow

mar. 11/4

6:40 am-11:50 pm

2 stops22h 10m

$712

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

mar. 7/15

3:59 pm-8:05 am

1 stop11h 06m

London Heathrow

mar. 7/22

9:15 am-6:34 pm

1 stop14h 19m

$721

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

mer. 8/20

11:56 am-8:10 am

2 stops15h 14m

London Gatwick

jeu. 8/28

3:05 pm-11:26 am

2 stops25h 21m

$724

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

mer. 9/24

8:00 pm-10:40 am

1 stop9h 40m

London Heathrow

ven. 10/3

2:05 pm-4:53 pm

2 stops31h 48m

$728

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

mer. 8/20

3:51 pm-8:50 am

1 stop11h 59m

London Heathrow

jeu. 8/28

3:15 pm-11:57 pm

1 stop13h 42m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 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 June 9, 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 $1,108). 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 juin 12, 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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 juin 12, 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines from Buffalo to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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.
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

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.

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

    JetBlue, at $565, was found to be the cheapest airline from Buffalo to London.Alternate airlines to your destination round-trip include Delta and British Airways. JetBlue is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Buffalo to London one-way?

    $319 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $416 and $424, respectively.

  • 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 $1,108). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

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Alternative routes for Buffalo to London

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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 juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$454Average$735FlexibilityNo cancel feeOn-time62%
Virgin AtlanticCheapest$554Average$695FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$554Average$767FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$568Average$717FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$581Average$793FlexibilityNo cancel feeOn-time69%
DeltaCheapest$596Average$769FlexibilityNo cancel feeOn-timeN/A

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