HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$525+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$618
(Trip.com)

One-way from

$525
(Expedia)

Popular in

July

Cheapest in

February

Average price

$1,105
From London Heathrow to Buffalo
Search Deals
One-way flight from London Heathrow to Buffalo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 29, 2025.

This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:15 amLHR - BUF
1 stop18h 52mJetBlue
Wed 9/1710:45 amBUF - LHR
1 stop14h 45mJetBlue
Deal found 7/27$618
This The Travel House deal was found by Cheapflights users on 7/27. 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 9/168:25 amLHR - BUF
2 stops15h 39mIcelandair
Tue 9/303:55 pmBUF - LHR
1 stop12h 35mIcelandair
Deal found 7/27$630
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:50 amLHR - BUF
2 stops20h 02mAmerican Airlines
Sun 11/235:03 pmBUF - LHR
1 stop32h 47mAmerican Airlines
Deal found 7/27$649
This World Air Fares deal was found by Cheapflights users on 7/27. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:50 amLHR - BUF
2 stops14h 05mFinnair
Wed 9/175:26 pmBUF - LHR
1 stop12h 04mFinnair
Deal found 7/27$662
This British Airways deal was found by Cheapflights users on 7/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:45 amLHR - BUF
2 stops16h 53mBritish Airways
Thu 10/21:28 pmBUF - LHR
1 stop12h 12mBritish Airways
Deal found 7/27$669
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:30 pmLHR - BUF
1 stop15h 25mMultiple Airlines
Tue 10/74:01 pmBUF - LHR
1 stop9h 39mMultiple Airlines
Deal found 7/28$731
This Ticket deal was found by Cheapflights users on 7/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:30 amLHR - BUF
2 stops17h 46mAir Canada
Tue 9/3010:50 amBUF - LHR
2 stops14h 40mAir Canada
Deal found 7/27$734
This United Airlines deal was found by Cheapflights users on 7/27. 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 9/108:40 amLHR - BUF
2 stops20h 18mUnited Airlines
Wed 9/1710:55 amBUF - LHR
1 stop14h 25mUnited Airlines
Deal found 7/27$749
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/27. 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.
Wed 9/176:00 amLHR - BUF
2 stops20h 00mTAP AIR PORTUGAL
Tue 9/306:10 pmBUF - LHR
2 stops18h 35mTAP AIR PORTUGAL
Deal found 7/27$751
This Austrian Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 9/89:30 amLHR - BUF
1 stop17h 11mAustrian Airlines
Mon 9/1510:36 amBUF - LHR
1 stop15h 09mAustrian Airlines
Deal found 7/29$783
This Lufthansa deal was found by Cheapflights users on 7/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/139:00 amLHR - BUF
2 stops18h 11mLufthansa
Sun 9/284:23 pmBUF - LHR
1 stop32h 32mLufthansa
Deal found 7/27$791

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 29, 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

Wed 9/10

8:15 am-10:07 pm

1 stop18h 52m

Buffalo

Wed 9/17

10:45 am-6:30 am

1 stop14h 45m

$618

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 9/16

8:25 am-7:04 pm

2 stops15h 39m

Buffalo

Tue 9/30

3:55 pm-9:30 am

1 stop12h 35m

$630

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 11/19

7:50 am-10:52 pm

2 stops20h 02m

Buffalo

Sun 11/23

5:03 pm-6:50 am

1 stop32h 47m

$649

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/10

8:50 am-5:55 pm

2 stops14h 05m

Buffalo

Wed 9/17

5:26 pm-10:30 am

1 stop12h 04m

$662

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/17

6:45 am-6:38 pm

2 stops16h 53m

Buffalo

Thu 10/2

1:28 pm-6:40 am

1 stop12h 12m

$669

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 9/22

12:30 pm-10:55 pm

1 stop15h 25m

Buffalo

Tue 10/7

4:01 pm-6:40 am

1 stop9h 39m

$731

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/17

8:30 am-9:16 pm

2 stops17h 46m

Buffalo

Tue 9/30

10:50 am-6:30 am

2 stops14h 40m

$734

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/10

8:40 am-11:58 pm

2 stops20h 18m

Buffalo

Wed 9/17

8:00 pm-10:40 am

1 stop9h 40m

$749

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 9/17

6:00 am-9:00 pm

2 stops20h 00m

Buffalo

Tue 9/30

6:10 pm-5:45 pm

2 stops18h 35m

$751

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 9/8

9:30 am-9:41 pm

1 stop17h 11m

Buffalo

Mon 9/15

10:36 am-6:45 am

1 stop15h 09m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 18 results
1
2

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 July 25, 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.

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 29, 2025.
See what other customers who have flown with Austrian Airlines, Finnair, and United Airlines 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.
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
821 reviews
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Finnair
7.6
Good
1,316 reviews
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
United Airlines
7.4
Good
8,899 reviews
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Scandinavian Airlines
7.3
Good
1,449 reviews
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
American Airlines
7.2
Good
10,000 reviews
Austrian Airlines
7.6
Good
821 reviews

Overall

7.6

Boarding

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

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 ($618), Icelandair ($630), and American Airlines ($649) offers the cheapest pricing from London Heathrow Airport to Buffalo. JetBlue is currently priced 25% 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?

    $525 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Aer Lingus and WestJet, with prices starting from $603 and $667, 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
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
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Gatwick to John F Kennedy Intl flights
London City to Newark flights
Stansted to Newark flights
Heathrow to LaGuardia flights
Luton to John F Kennedy Intl flights
Luton to Newark flights
Luton to LaGuardia flights
Luton to Stewart flights
Gatwick to Stewart flights
Heathrow to White Plains flights
Heathrow to Stewart flights
Southend to John F Kennedy Intl flights
Southend to Newark flights
Heathrow to Syracuse flights
Gatwick to Buffalo flights
Heathrow to Albany flights
Heathrow to Rochester flights
Gatwick to Syracuse flights
Heathrow to Watertown flights

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.