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$470+ Cheap flights from Heathrow (LHR) to Buffalo (BUF)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
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Cheap 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 July 16, 2026.

This Flighttix deal was found by Cheapflights users on 7/14. 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.
Sat 9/58:40 am
LHR
-
BUF
1 stop14h 34m
JetBlue
Mon 9/212:30 pm
BUF
-
LHR
1 stop11h 00m
JetBlue
Deal found 7/14$666
This Flighttix deal was found by Cheapflights users on 7/16. 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.
Thu 9/38:15 am
LHR
-
BUF
1 stop11h 44m
JetBlue
Wed 9/1612:10 pm
BUF
-
LHR
1 stop16h 20m
JetBlue
Deal found 7/16$669
This TravelUp deal was found by Cheapflights users on 7/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:20 am
LHR
-
BUF
1 stop33h 17m
JetBlue
Mon 11/167:00 am
BUF
-
LHR
1 stop18h 55m
JetBlue
Deal found 7/15$685
This TravelUp deal was found by Cheapflights users on 7/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:15 am
LHR
-
BUF
1 stop20h 58m
JetBlue
Thu 9/37:49 pm
BUF
-
LHR
1 stop29h 41m
JetBlue
Deal found 7/13$711
This JetBlue deal was found by Cheapflights users on 7/13. 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.
Wed 9/238:15 am
LHR
-
BUF
1 stop11h 11m
JetBlue
Sun 9/279:15 am
BUF
-
LHR
1 stop16h 15m
JetBlue
Deal found 7/13$735
This lol.travel deal was found by Cheapflights users on 7/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:40 am
LHR
-
BUF
2 stops22h 19m
Scandinavian Airlines
Wed 9/1611:06 am
BUF
-
LHR
2 stops17h 29m
Scandinavian Airlines
Deal found 7/16$745
This JetBlue deal was found by Cheapflights users on 7/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:15 am
LHR
-
BUF
1 stop11h 44m
JetBlue
Sat 9/510:25 am
BUF
-
LHR
1 stop15h 05m
JetBlue
Deal found 7/15$747
This Cheapflightsfares deal was found by Cheapflights users on 7/14. 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.
Fri 8/288:40 am
LHR
-
BUF
1 stop20h 03m
JetBlue
Fri 9/47:32 am
BUF
-
LHR
1 stop17h 58m
JetBlue
Deal found 7/14$752
This Flysmarter deal was found by Cheapflights users on 7/12. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:40 am
LHR
-
BUF
2 stops22h 19m
Scandinavian Airlines
Mon 9/213:58 pm
BUF
-
LHR
2 stops20h 42m
Scandinavian Airlines
Deal found 7/12$759
This JetBlue deal was found by Cheapflights users on 7/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:55 am
LHR
-
BUF
1 stop16h 55m
JetBlue
Mon 10/52:30 pm
BUF
-
LHR
1 stop11h 00m
JetBlue
Deal found 7/15$766

Find 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 July 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$662
(TravelUp)

One-way from

$470
(JetBlue)

Popular in

March

Cheapest in

January

Average price

$912
Provider with most accurate pricing for London Heathrow-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Buffalo flights.
Search Deals
From London Heathrow to Buffalo
Search Deals
One-way flight from London Heathrow to Buffalo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 16, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 10/2

11:55 am-11:50 pm

1 stop16h 55m

Buffalo

Mon 10/5

2:30 pm-6:30 am

1 stop11h 00m

$766

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 8/28

11:55 am-12:13 am

1 stop17h 18m

Buffalo

Fri 9/4

3:32 pm-9:30 am

1 stop12h 58m

$807

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/23

1:05 pm-10:09 am

2 stops26h 04m

Buffalo

Sun 9/27

2:30 pm-11:55 am

2 stops16h 25m

$982

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 10/2

12:15 pm-11:11 pm

2 stops15h 56m

Buffalo

Mon 10/5

3:05 pm-6:55 am

1 stop10h 50m

$1,039

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sun 10/18

9:45 am-6:02 pm

1 stop13h 17m

Buffalo

Tue 11/3

11:34 am-6:35 am

1 stop14h 01m

$1,052
Quickest round-trip

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 8/25

12:15 pm-7:00 pm

1 stop11h 45m

Buffalo

Tue 9/1

6:00 am-8:40 pm

1 stop9h 40m

$1,180

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 8/1

6:50 am-11:59 pm

2 stops22h 09m

Buffalo

Wed 9/30

3:52 pm-1:00 pm

2 stops16h 08m

$1,192

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 8/11

8:30 am-11:44 pm

2 stops20h 14m

Buffalo

Tue 8/18

10:53 am-5:55 am

1 stop14h 02m

$1,250

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 8/3

10:50 am-11:06 pm

2 stops17h 16m

Buffalo

Mon 8/10

3:00 pm-9:20 am

2 stops13h 20m

$1,319

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 7/27

11:45 am-12:46 am

2 stops18h 01m

Buffalo

Mon 8/10

12:02 pm-8:50 am

2 stops15h 48m

$1,356

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Heathrow to Buffalo

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 Heathrow to Buffalo in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust 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 London Heathrow Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Buffalo 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 London Heathrow Airport-Buffalo 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 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

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 $633). Flying from London Heathrow Airport to Buffalo in March is currently the most expensive (average of $1,085). 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.

How much does it cost to fly round-trip from London Heathrow Airport to Buffalo?

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 July 16, 2026.
See what other customers who have flown with JetBlue from London Heathrow Airport to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.1
Good
3,009 reviews

Overall

7.1

Crew

7.9

Boarding

7.3

Comfort

7.5

Food

6.6

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Dave,Jun 2026

MCO - ROC

When i book 2 tickets they should keep them together even though I can't choose a seat
JetBlue
7.1
Good
3,009 reviews
JetBlue
7.1
Good
3,009 reviews

Overall

7.1

Crew

7.9

Boarding

7.3

Comfort

7.5

Food

6.6

Entertainment

7.2

Reviews

1 / 20
10.0
Excellent

Dave,Jun 2026

MCO - ROC

When i book 2 tickets they should keep them together even though I can't choose a seat

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 1 airline. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How long is the flight from London Heathrow Airport to Buffalo?

    JetBlue, Icelandair, and United Airlines can get you from London Heathrow Airport to Buffalo in just under 15h 56m. Your travel time can differ by up to 10h 08m. 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 is the cheapest airline to fly from London Heathrow Airport to Buffalo round-trip?

    According to our current data, JetBlue ($56), offers the cheapest pricing from London Heathrow Airport to Buffalo. JetBlue is currently priced 93% below the average price you’ll pay for this route.

  • 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 $633). Flying from London Heathrow Airport to Buffalo in March is currently the most expensive (average of $1,085). 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
Lockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Heathrow to Buffalo

Discover the top airline that operate flights from Heathrow to Buffalo. 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 July 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$56Average$1,022FlexibilityNo cancel feeOn-time62%

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