HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$513+ 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London Heathrow to Buffalo are usually found in February or September, booked 68 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 September 11, 2025.

Round-trip from

$562
(TravelUp)

One-way from

$513
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$735
From London Heathrow to Buffalo
Search Deals
One-way flight from London Heathrow to Buffalo
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 11, 2025.

This TravelUp deal was found by Cheapflights users on 9/11. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:20 amLHR - BUF
1 stop13h 52mJetBlue
Wed 11/57:00 amBUF - LHR
1 stop9h 40mJetBlue
Deal found 9/11$562
This TravelUp deal was found by Cheapflights users on 9/11. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:15 amLHR - BUF
1 stop15h 49mJetBlue
Tue 10/149:38 amBUF - LHR
1 stop18h 52mJetBlue
Deal found 9/11$570
This Netflights deal was found by Cheapflights users on 9/11. 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.
Wed 10/18:15 amLHR - BUF
1 stop15h 48mJetBlue
Tue 10/73:55 pmBUF - LHR
1 stop12h 35mJetBlue
Deal found 9/11$584
This TravelUp deal was found by Cheapflights users on 9/11. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:15 amLHR - BUF
1 stop18h 45mJetBlue
Thu 10/1610:00 amBUF - LHR
1 stop15h 30mJetBlue
Deal found 9/11$591
This TravelUp deal was found by Cheapflights users on 9/10. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:25 amLHR - BUF
1 stop14h 26mJetBlue
Thu 10/165:31 pmBUF - LHR
1 stop10h 59mJetBlue
Deal found 9/10$592
This The Travel House deal was found by Cheapflights users on 9/11. 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.
Wed 10/2912:20 pmLHR - BUF
1 stop26h 59mIcelandair
Wed 11/512:30 pmBUF - LHR
2 stops28h 10mIcelandair
Deal found 9/11$600
This The Travel House deal was found by Cheapflights users on 9/10. 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.
Sun 9/218:25 amLHR - BUF
1 stop17h 35mIcelandair
Thu 9/256:00 amBUF - LHR
2 stops19h 30mIcelandair
Deal found 9/10$607
This TravelUp deal was found by Cheapflights users on 9/11. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:55 amLHR - BUF
2 stops14h 20mVirgin Atlantic
Tue 10/143:57 pmBUF - LHR
1 stop13h 03mVirgin Atlantic
Deal found 9/11$608
This The Travel House deal was found by Cheapflights users on 9/11. 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.
Wed 10/18:25 amLHR - BUF
2 stops15h 38mIcelandair
Tue 10/75:31 pmBUF - LHR
1 stop10h 59mIcelandair
Deal found 9/11$626
This Netflights deal was found by Cheapflights users on 9/10. 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 10/19:35 amLHR - BUF
2 stops18h 21mVirgin Atlantic
Tue 10/77:30 pmBUF - LHR
1 stop13h 00mVirgin Atlantic
Deal found 9/10$638
This JetBlue deal was found by Cheapflights users on 9/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:20 amLHR - BUF
1 stop14h 52mJetBlue
Sun 11/232:10 pmBUF - LHR
1 stop11h 45mJetBlue
Deal found 9/10$640

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 September 11, 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

Tue 2/10

12:20 pm-8:29 am

1 stop25h 09m

Buffalo

Mon 2/16

12:45 pm-9:30 am

1 stop15h 45m

$562

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 2/10

9:20 am-8:30 pm

1 stop16h 10m

Buffalo

Tue 2/17

12:45 pm-9:30 am

1 stop15h 45m

$562

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 10/9

8:15 am-10:00 pm

1 stop18h 45m

Buffalo

Thu 10/16

10:00 am-6:30 am

1 stop15h 30m

$591

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 2/12

7:25 am-9:31 pm

1 stop19h 06m

Buffalo

Thu 2/19

9:20 pm-8:45 pm

1 stop18h 25m

$592

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 10/29

12:20 pm-11:19 am

1 stop26h 59m

Buffalo

Wed 11/5

12:30 pm-9:40 pm

2 stops28h 10m

$600

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sun 9/21

8:25 am-9:00 pm

1 stop17h 35m

Buffalo

Thu 9/25

6:00 am-6:30 am

2 stops19h 30m

$607

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 2/12

7:25 am-9:31 pm

1 stop19h 06m

Buffalo

Thu 2/19

7:45 am-6:55 am

2 stops18h 10m

$627

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 2/10

6:20 am-6:51 pm

2 stops17h 31m

Buffalo

Mon 2/16

7:00 am-6:50 am

2 stops18h 50m

$633

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 2/10

1:05 pm-11:07 pm

2 stops15h 02m

Buffalo

Tue 2/17

2:00 pm-9:20 am

2 stops14h 20m

$634

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 10/1

9:35 am-10:56 pm

2 stops18h 21m

Buffalo

Tue 10/7

7:30 pm-1:30 pm

1 stop13h 00m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 23 results
1
2
3

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 August 29, 2025.

The best time to book flights from London Heathrow Airport to Buffalo is 68 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.

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 September 11, 2025.
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
2,913 reviews

Crew

8.0

Food

6.7

Overall

7.2

Boarding

7.4

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
JetBlue
7.2
Good
2,913 reviews
JetBlue
7.2
Good
2,913 reviews

Crew

8.0

Food

6.7

Overall

7.2

Boarding

7.4

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

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 and Icelandair can get you from London Heathrow Airport to Buffalo in just under 25h 09m. Your travel time can differ by up to 1h 50m. 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.

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

    $513 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on British Airways and Aer Lingus, with prices starting from $575 and $618, 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Orchard Park
Batavia
Williamsville
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.

Alternative routes for Heathrow to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Stansted to Newark flights
Luton to Newark flights
Luton to LaGuardia flights
Southend to John F Kennedy Intl flights
Heathrow to Syracuse flights
Heathrow to White Plains flights
Gatwick to Syracuse flights
Heathrow to Rochester flights
Gatwick to Buffalo flights
Southend to Newark flights
Luton to Stewart flights
Heathrow to Albany flights
Heathrow to Stewart flights
Heathrow to Watertown flights
Gatwick to Stewart flights

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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$56Average$885FlexibilityNo cancel feeOn-time62%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.