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$558+ Cheap flights from Heathrow (LHR) to Buffalo (BUF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Buffalo are usually found in February or September, booked 8 days in advance, depart on a Monday or Wednesday and return on a Sunday

Cheap flight deals from Heathrow to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Buffalo (BUF). 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 June 12, 2025.

Round-trip from

$558
(JetBlue)

Popular in

July

Cheapest in

February

Average price

$837
From London Heathrow to Buffalo
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($171 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 June 2025
Search Deals

Find flight deals from Heathrow to Buffalo

Cheapest flights from Heathrow to Buffalo
Explore the most affordable flight options available from Heathrow to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 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.
Thu 9/48:25 amLHR - BUF
1 stop17h 35mJetBlue
Mon 9/156:00 amBUF - LHR
1 stop9h 45mJetBlue
Deal found 6/11$558
This Netflights 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:55 amLHR - BUF
2 stops17h 04mVirgin Atlantic
Mon 9/153:58 pmBUF - LHR
1 stop11h 52mVirgin Atlantic
Deal found 6/11$663
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:30 amLHR - BUF
2 stops18h 01mDelta
Mon 9/1512:09 pmBUF - LHR
2 stops15h 41mDelta
Deal found 6/11$670
This Netflights 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/189:15 amLHR - BUF
1 stop11h 55mBritish Airways
Wed 7/164:54 pmBUF - LHR
1 stop12h 26mBritish Airways
Deal found 6/10$738
This CheapTicketsDeal 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/173:15 pmLHR - BUF
1 stop13h 36mMultiple Airlines
Tue 7/157:59 pmBUF - LHR
1 stop10h 26mMultiple Airlines
Deal found 6/10$814
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:40 amLHR - BUF
2 stops22h 14mScandinavian Airlines
Tue 11/119:55 amBUF - LHR
3 stops18h 25mScandinavian Airlines
Deal found 6/10$840
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:00 amLHR - BUF
2 stops30h 03mTAP AIR PORTUGAL
Mon 9/156:00 pmBUF - LHR
3 stops18h 45mTAP AIR PORTUGAL
Deal found 6/11$980
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/287:45 pmLHR - BUF
2 stops32h 45mAir France
Mon 7/147:59 pmBUF - LHR
2 stops20h 26mAir France
Deal found 6/10$992
This The Travel House 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1711:55 amLHR - BUF
1 stop17h 04mIcelandair
Wed 7/161:55 pmBUF - LHR
2 stops14h 35mIcelandair
Deal found 6/10$993
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.
Mon 7/141:00 pmLHR - BUF
2 stops15h 44mUnited Airlines
Tue 7/292:55 pmBUF - LHR
2 stops14h 15mUnited Airlines
Deal found 6/11$1,040
This Austrian 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/89:30 amLHR - BUF
1 stop13h 58mAustrian Airlines
Tue 7/1511:10 amBUF - LHR
1 stop14h 35mAustrian Airlines
Deal found 6/11$1,130
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/107:40 amLHR - BUF
2 stops16h 20mAer Lingus
Fri 7/1110:54 amBUF - LHR
2 stops16h 06mAer Lingus
Deal found 6/10$1,320

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow to Buffalo 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 June 12, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Buffalo that are best for you.

Fly from

Heathrow

Fly to

Buffalo

Route

Depart

Return

Price

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 9/4

8:25 am-9:00 pm

1 stop17h 35m

Buffalo

Mon 9/15

6:00 am-8:45 pm

1 stop9h 45m

$558

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 9/4

10:55 am-10:59 pm

2 stops17h 04m

Buffalo

Mon 9/15

3:58 pm-8:50 am

1 stop11h 52m

$663

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 9/4

6:30 am-7:31 pm

2 stops18h 01m

Buffalo

Mon 9/15

12:09 pm-8:50 am

2 stops15h 41m

$670

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 11/6

6:40 am-11:54 pm

2 stops22h 14m

Buffalo

Tue 11/11

9:55 am-9:20 am

3 stops18h 25m

$840

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 6/23

9:15 am-4:10 pm

1 stop11h 55m

Buffalo

Sun 7/6

3:58 pm-11:00 am

2 stops14h 02m

$963

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 9/4

8:00 am-9:03 am

2 stops30h 03m

Buffalo

Mon 9/15

6:00 pm-5:45 pm

3 stops18h 45m

$980

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 6/28

7:45 pm-11:30 pm

2 stops32h 45m

Buffalo

Mon 7/14

7:59 pm-9:25 pm

2 stops20h 26m

$992

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 7/14

1:00 pm-11:44 pm

2 stops15h 44m

Buffalo

Tue 7/29

2:55 pm-10:10 am

2 stops14h 15m

$1,040

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 7/7

8:55 pm-12:53 am

2 stops32h 58m

Buffalo

Sat 11/1

6:30 pm-1:45 pm

2 stops15h 15m

$1,076

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 7/8

9:30 am-6:28 pm

1 stop13h 58m

Buffalo

Tue 7/15

11:10 am-6:45 am

1 stop14h 35m

$1,130

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 24 results
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Best time to book a flight from Heathrow to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Heathrow 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 London Heathrow Airport to Buffalo

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Buffalo. Price data was last updated on June 9, 2025.

The best time to book flights from London Heathrow Airport to Buffalo is 8 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Buffalo?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of $256). Flying from London Heathrow Airport to Buffalo in December is currently the most expensive (average of $337). 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.

Rainfall in Buffalo by month

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

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

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

If weather is an important factor for your trip to Buffalo, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, Austrian Airlines and Air France from London to Buffalo. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Buffalo. 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 into for flights to Buffalo from London Heathrow?

    Most people fly into Buffalo (BUF) if they book a flight to Buffalo from London Heathrow. On average, Buffalo has 0 inbound flights from London Heathrow per day from 0 airlines. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

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

    According to our current data, JetBlue ($558), Virgin Atlantic ($663), and Delta ($670) offers the cheapest pricing from London Heathrow Airport to Buffalo. JetBlue is currently priced 34% below the average price you’ll pay for this route.

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

    $606 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on JetBlue and TAP AIR PORTUGAL, with prices starting from $691 and $788, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of $256). Flying from London Heathrow Airport to Buffalo in December is currently the most expensive (average of $337). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Williamsville
Amherst
Orchard Park
Batavia
Eden
Cheektowaga
West Seneca

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Alternative routes for Heathrow to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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