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$393+ Cheap flights from Buffalo (BUF) to Heathrow (LHR)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LHR
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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The best prices from Buffalo to London Heathrow are usually found in October or January, booked 11 days in advance, depart on a Sunday or Monday and return on a Monday

Cheap flight deals from Buffalo to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Heathrow (LHR). 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 February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$582
(Virgin Atlantic)

One-way from

$393
(JetBlue Airways)

Popular in

June

Cheapest in

October

Average price

$670
Provider with most accurate pricing for Buffalo-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-London Heathrow flights.
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From Buffalo to London Heathrow
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One-way flight from Buffalo to London Heathrow
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($240 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Buffalo to Heathrow

Cheapest flights from Buffalo to Heathrow
Explore the most affordable flight options available from Buffalo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 2/20. 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 3/1211:35 amBUF - LHR
1 stop19h 35mVirgin Atlantic
Wed 3/1911:45 amLHR - BUF
2 stops16h 35mVirgin Atlantic
Deal found 2/20$582
This JetBlue deal was found by Cheapflights users on 2/20. 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.
Sun 3/21:30 pmBUF - LHR
1 stop15h 00mJetBlue
Thu 3/612:20 pmLHR - BUF
1 stop17h 03mJetBlue
Deal found 2/20$586
This Delta deal was found by Cheapflights users on 2/20. 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 3/121:00 pmBUF - LHR
2 stops14h 05mDelta
Thu 3/208:40 amLHR - BUF
2 stops18h 18mDelta
Deal found 2/20$587
This KLM deal was found by Cheapflights users on 2/20. 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 3/127:48 pmBUF - LHR
1 stop11h 22mKLM
Thu 3/2012:30 pmLHR - BUF
1 stop15h 37mKLM
Deal found 2/20$596
This Aeromexico deal was found by Cheapflights users on 2/20. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/273:52 pmBUF - LHR
1 stop11h 58mAir France
Wed 5/149:00 amLHR - BUF
2 stops19h 54mAir France
Deal found 2/20$632
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/126:00 amBUF - LHR
1 stop10h 35mUnited Airlines
Wed 3/193:00 pmLHR - BUF
2 stops34h 09mUnited Airlines
Deal found 2/21$677
This Gotogate deal was found by Cheapflights users on 2/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/122:00 pmBUF - LHR
2 stops14h 30mMultiple Airlines
Wed 3/199:30 amLHR - BUF
2 stops17h 58mMultiple Airlines
Deal found 2/21$683
This Scandinavian Airlines deal was found by Cheapflights users on 2/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/512:24 pmBUF - LHR
2 stops22h 36mScandinavian Airlines
Thu 3/136:40 amLHR - BUF
2 stops21h 40mScandinavian Airlines
Deal found 2/21$684
This Orbitz deal was found by Cheapflights users on 2/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:56 pmBUF - LHR
1 stop10h 59mBritish Airways
Mon 9/157:25 pmLHR - BUF
2 stops30h 57mBritish Airways
Deal found 2/20$700
This Gotogate deal was found by Cheapflights users on 2/20. 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 4/225:51 pmBUF - LHR
2 stops33h 44mAir Canada
Sun 4/272:05 pmLHR - BUF
2 stops24h 51mAir Canada
Deal found 2/20$744
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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.
Wed 2/261:30 pmBUF - LHR
2 stops27h 05mTAP AIR PORTUGAL
Wed 3/56:00 amLHR - BUF
2 stops23h 20mTAP AIR PORTUGAL
Deal found 2/20$788
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 3/47:00 amBUF - LHR
2 stops21h 15mAer Lingus
Wed 5/141:25 pmLHR - BUF
2 stops14h 25mAer Lingus
Deal found 2/20$828

Find flights from Buffalo to Heathrow within your budget

Customize your flight search to find flights from Buffalo to Heathrow 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 21, 2025.

Fly from

Buffalo

Fly to

Heathrow

Route

Depart

Return

Price

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

11:35 am-11:10 am

1 stop19h 35m

London Heathrow

Wed 3/19

11:45 am-12:20 am

2 stops16h 35m

$582

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

7:26 pm-9:30 am

1 stop10h 04m

London Heathrow

Wed 3/19

12:20 pm-12:37 am

1 stop16h 17m

$586

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

1:00 pm-7:05 am

2 stops14h 05m

London Heathrow

Thu 3/20

8:40 am-10:58 pm

2 stops18h 18m

$587

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 4/27

5:59 pm-8:55 am

1 stop9h 56m

London Heathrow

Wed 5/14

4:05 pm-11:54 pm

1 stop12h 49m

$589

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 4/27

3:52 pm-8:50 am

1 stop11h 58m

London Heathrow

Wed 5/14

9:00 am-11:54 pm

2 stops19h 54m

$632

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

6:00 am-8:35 pm

1 stop10h 35m

London Heathrow

Wed 3/19

3:00 pm-9:09 pm

2 stops34h 09m

$677

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

2:00 pm-8:30 am

2 stops14h 30m

London Heathrow

Wed 3/19

9:30 am-11:28 pm

2 stops17h 58m

$683

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/5

12:24 pm-4:00 pm

2 stops22h 36m

London Heathrow

Thu 3/13

6:40 am-12:20 am

2 stops21h 40m

$684

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 3/16

3:46 pm-9:20 am

1 stop13h 34m

London Heathrow

Sun 3/23

8:20 pm-10:46 pm

2 stops30h 26m

$721

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 4/22

5:51 pm-8:35 am

2 stops33h 44m

London Heathrow

Sun 4/27

2:05 pm-9:56 am

2 stops24h 51m

$744

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Buffalo to Heathrow

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 Heathrow in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-London Heathrow Airport 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Travel insights for flights from Buffalo to Heathrow

Get recent, data-driven insights about flights from Buffalo to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Buffalo to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Heathrow. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Buffalo to London Heathrow Airport, you should look to book at least 11 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 Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Buffalo to London Heathrow Airport (average of $661). Flying from Buffalo to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 LHR?

Find hourly flight availability from Buffalo to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 9% on flights from Buffalo to London Heathrow Airport by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Heathrow. Price data was last updated on December 16, 2024.

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

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated February 21, 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines from Buffalo to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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
8,217 reviews
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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
1,333 reviews
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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
7.5
Good
771 reviews
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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
7.5
Good
654 reviews
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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
7.4
Good
1,448 reviews
Delta
8.0
Very good
8,217 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Overall

8.0

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 Heathrow. 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 Heathrow?

    For a flight from Buffalo to London Heathrow, you will be flying from Buffalo. Buffalo (BUF) is just 8.3 mi from the center of the city. Buffalo is the only Buffalo airport and it handles 0 outbound flights to London Heathrow per day. 6 airlines have flights to London Heathrow from Buffalo on a regular basis.

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

    Cheapflights users have booked flights from Buffalo to London Heathrow Airport round-trip from $582. Other airlines that can offer you cheap pricing are JetBlue, from $586, and Delta, from $587. Users have found that Virgin Atlantic is 26% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Buffalo to London Heathrow Airport are JetBlue ($393), Delta ($529), and Air Canada ($639).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Heathrow 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 Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Buffalo to London Heathrow Airport (average of $661). Flying from Buffalo to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Alternative routes for Buffalo to Heathrow

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 Heathrow

Discover the top 6 airlines that operate flights from Buffalo to Heathrow. 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 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$454Average$773FlexibilityNo cancel feeOn-time62%
Virgin AtlanticCheapest$554Average$751FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$554Average$753FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$555Average$696FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$581Average$800FlexibilityNo cancel feeOn-time69%
DeltaCheapest$615Average$787FlexibilityNo cancel feeOn-timeN/A
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