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$453+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
May 9 — May 161
Sat 5/9
Sat 5/16
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 April 9, 2026.

This deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:15 am
LHR
-
BUF
1 stop11h 40m
JetBlue
Thu 7/301:31 pm
BUF
-
LHR
1 stop11h 59m
JetBlue
Deal found 4/9$636
This TravelUp deal was found by Cheapflights users on 4/6. 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 4/208:15 am
LHR
-
BUF
1 stop29h 43m
JetBlue
Mon 4/277:00 am
BUF
-
LHR
1 stop21h 30m
JetBlue
Deal found 4/6$649
This TravelUp deal was found by Cheapflights users on 4/8. 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.
Wed 5/68:40 am
LHR
-
BUF
1 stop29h 44m
JetBlue
Sun 5/107:55 pm
BUF
-
LHR
1 stop32h 35m
JetBlue
Deal found 4/8$651
This deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:15 am
LHR
-
BUF
1 stop15h 57m
JetBlue
Wed 8/56:35 am
BUF
-
LHR
1 stop9h 10m
JetBlue
Deal found 4/9$653
This TravelUp deal was found by Cheapflights users on 4/7. 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.
Tue 4/288:40 am
LHR
-
BUF
1 stop14h 27m
JetBlue
Wed 5/278:00 pm
BUF
-
LHR
1 stop19h 45m
JetBlue
Deal found 4/7$660
This deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:15 am
LHR
-
BUF
1 stop11h 40m
JetBlue
Sun 8/21:31 pm
BUF
-
LHR
1 stop11h 59m
JetBlue
Deal found 4/9$666
This deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:55 am
LHR
-
BUF
1 stop12h 17m
JetBlue
Tue 8/41:26 pm
BUF
-
LHR
1 stop12h 04m
JetBlue
Deal found 4/9$671
This JetBlue deal was found by Cheapflights users on 4/5. 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 4/298:15 am
LHR
-
BUF
1 stop11h 44m
JetBlue
Sun 5/32:28 pm
BUF
-
LHR
1 stop11h 02m
JetBlue
Deal found 4/5$672
This Expedia deal was found by Cheapflights users on 4/8. 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.
Fri 5/88:15 am
LHR
-
BUF
1 stop11h 44m
JetBlue
Wed 5/1310:54 am
BUF
-
LHR
1 stop28h 51m
JetBlue
Deal found 4/8$682
This deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:15 am
LHR
-
BUF
1 stop15h 57m
JetBlue
Wed 8/56:35 am
BUF
-
LHR
1 stop9h 10m
JetBlue
Deal found 4/9$688

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 April 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$604

One-way from

$453
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$754
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. 6% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 9, 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
Quickest round-trip

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 4/29

8:15 am-2:59 pm

1 stop11h 44m

Buffalo

Sun 5/3

2:28 pm-6:30 am

1 stop11h 02m

$672

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 5/6

8:15 am-9:27 pm

1 stop18h 12m

Buffalo

Wed 5/13

10:54 am-9:30 am

1 stop17h 36m

$753

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 5/6

1:50 pm-11:33 pm

2 stops14h 43m

Buffalo

Wed 5/13

6:04 am-6:55 am

1 stop19h 51m

$882

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 4/29

1:05 pm-11:02 pm

2 stops14h 57m

Buffalo

Sun 5/3

2:28 pm-11:55 am

2 stops16h 27m

$963

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 4/29

7:50 pm-7:19 pm

2 stops28h 29m

Buffalo

Fri 5/29

3:53 pm-9:35 am

2 stops36h 42m

$970

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 5/29

7:05 am-12:19 am

3 stops22h 14m

Buffalo

Fri 6/5

7:00 am-9:35 am

2 stops21h 35m

$978

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 5/7

1:05 pm-10:32 pm

2 stops14h 27m

Buffalo

Mon 5/11

2:27 pm-11:55 am

2 stops16h 28m

$1,001

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 5/20

12:15 pm-11:55 pm

1 stop16h 40m

Buffalo

Wed 5/27

3:00 pm-6:55 am

1 stop10h 55m

$1,074
Cheapest one-way

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 4/29

8:15 am-2:59 pm

1 stop11h 44m

$454
Quickest one-way

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/23

8:15 am-2:26 pm

1 stop11h 11m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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

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 April 3, 2026.

The best time to book flights from London Heathrow Airport to Buffalo is 30 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of $56). Flying from London Heathrow Airport to Buffalo in March is currently the most expensive (average of $841). 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 April 9, 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
7.2
Good
2,925 reviews

Crew

7.9

Comfort

7.5

Boarding

7.3

Overall

7.2

Food

6.6

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,925 reviews
JetBlue
7.2
Good
2,925 reviews

Crew

7.9

Comfort

7.5

Boarding

7.3

Overall

7.2

Food

6.6

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

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 can get you from London Heathrow Airport to Buffalo in just under 12h 10m. Your travel time can differ by up to . Airlines will cover a distance of 3540 mi.

  • 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of $56). Flying from London Heathrow Airport to Buffalo in March is currently the most expensive (average of $841). 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
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

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 April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$56Average$1,020FlexibilityNo cancel feeOn-time62%

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