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Cheap flights from London Heathrow Airport to Buffalo from $517

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Buffalo departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Buffalo

Cheap round-trip flights

JetBlue Logo
12:20 pm - 8:51 pmLHR-BUF
13h 31m1 stop
JetBlue Logo
6:05 am - 6:55 amBUF-LHR
19h 50m1 stop
$595JetBlue
Find Deal
Thu, Nov 13 - Mon, Nov 17
JetBlue Logo
8:25 am - 5:15 pmLHR-BUF
13h 50m1 stop
JetBlue Logo
7:00 am - 6:30 amBUF-LHR
18h 30m1 stop
$612JetBlue
Find Deal
Mon, Sep 22 - Tue, Oct 7
JetBlue Logo
8:25 am - 9:13 pmLHR-BUF
17h 48m1 stop
JetBlue Logo
5:35 am - 8:45 pmBUF-LHR
10h 10m1 stop
$621JetBlue
Find Deal
Tue, Aug 26 - Tue, Sep 2
Icelandair Logo
9:20 am - 8:51 pmLHR-BUF
16h 31m2 stops
Icelandair Logo
6:32 pm - 9:30 amBUF-LHR
9h 58m1 stop
$677Icelandair
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
11:40 am - 11:36 pmLHR-BUF
16h 56m2 stops
American Airlines Logo
3:29 pm - 6:35 amBUF-LHR
10h 06m1 stop
$678American Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
British Airways Logo
7:30 am - 10:52 pmLHR-BUF
20h 22m2 stops
British Airways Logo
3:29 pm - 2:20 pmBUF-LHR
17h 51m2 stops
$702British Airways
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
11:40 am - 10:53 pmLHR-BUF
16h 13m2 stops
American Airlines Logo
3:29 pm - 6:35 amBUF-LHR
10h 06m1 stop
$715American Airlines
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Wed, Nov 19 - Sun, Nov 23
Logo
7:45 am - 7:01 pmLHR-BUF
16h 16m2 stops
Logo
10:30 am - 5:55 amBUF-LHR
14h 25m1 stop
$726
Find Deal
Mon, Sep 22 - Tue, Oct 7
Icelandair Logo
8:25 am - 7:04 pmLHR-BUF
15h 39m2 stops
Icelandair Logo
6:00 am - 8:45 pmBUF-LHR
9h 45m1 stop
$736Icelandair
Find Deal
Sat, Sep 13 - Sat, Sep 27
British Airways Logo
7:30 pm - 9:00 pmLHR-BUF
30h 30m2 stops
British Airways Logo
4:14 pm - 11:55 amBUF-LHR
14h 41m2 stops
$773British Airways
Find Deal
Sat, Sep 13 - Sat, Sep 27

American Airlines flights from London Heathrow Airport to Buffalo

Our best American Airlines deals on London Heathrow Airport to Buffalo flight tickets
American Airlines
Nov 19
LHR11:40 amLondon Heathrow
16h 56m
2 stops
BUF11:36 pmBuffalo
Nov 23
BUF3:29 pmBuffalo
10h 06m
1 stop
LHR6:35 amLondon Heathrow
$678
Find similar
American Airlines
Nov 19
LHR11:40 amLondon Heathrow
16h 13m
2 stops
BUF10:53 pmBuffalo
Nov 23
BUF3:29 pmBuffalo
10h 06m
1 stop
LHR6:35 amLondon Heathrow
$715
Find similar
American Airlines
Nov 19
LHR3:35 pmLondon Heathrow
13h 08m
2 stops
BUF11:43 pmBuffalo
Nov 23
BUF4:26 pmBuffalo
11h 09m
1 stop
LHR8:35 amLondon Heathrow
$716
Find similar

Austrian Airlines flights from London Heathrow Airport to Buffalo

Our best Austrian Airlines deals on London Heathrow Airport to Buffalo flight tickets
Austrian Airlines
Sep 8
LHR9:30 amLondon Heathrow
17h 11m
1 stop
BUF9:41 pmBuffalo
Sep 15
BUF10:36 amBuffalo
15h 09m
1 stop
LHR6:45 amLondon Heathrow
$783
Find similar
Austrian Airlines
Sep 13
LHR6:00 amLondon Heathrow
17h 02m
2 stops
BUF6:02 pmBuffalo
Sep 20
BUF10:25 amBuffalo
20h 00m
1 stop
LHR11:25 amLondon Heathrow
$960
Find similar
Austrian Airlines
Sep 12
LHR6:00 amLondon Heathrow
20h 40m
2 stops
BUF9:40 pmBuffalo
Sep 19
BUF10:36 amBuffalo
14h 19m
1 stop
LHR5:55 amLondon Heathrow
$964
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
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

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 11/13

12:20 pm-8:51 pm

1 stop13h 31m

Buffalo

Mon 11/17

6:05 am-6:55 am

1 stop19h 50m

$595

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 9/22

8:25 am-5:15 pm

1 stop13h 50m

Buffalo

Tue 10/7

7:00 am-6:30 am

1 stop18h 30m

$612

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 8/26

8:25 am-9:13 pm

1 stop17h 48m

Buffalo

Tue 9/2

5:35 am-8:45 pm

1 stop10h 10m

$621

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 11/13

9:20 am-8:51 pm

2 stops16h 31m

Buffalo

Mon 11/17

6:32 pm-9:30 am

1 stop9h 58m

$677

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 11/19

11:40 am-11:36 pm

2 stops16h 56m

Buffalo

Sun 11/23

3:29 pm-6:35 am

1 stop10h 06m

$678

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 11/13

7:30 am-10:52 pm

2 stops20h 22m

Buffalo

Mon 11/17

3:29 pm-2:20 pm

2 stops17h 51m

$702

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Wed 11/19

11:40 am-10:53 pm

2 stops16h 13m

Buffalo

Sun 11/23

3:29 pm-6:35 am

1 stop10h 06m

$715

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 9/22

7:45 am-7:01 pm

2 stops16h 16m

Buffalo

Tue 10/7

10:30 am-5:55 am

1 stop14h 25m

$726

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 9/13

8:25 am-7:04 pm

2 stops15h 39m

Buffalo

Sat 9/27

6:00 am-8:45 pm

1 stop9h 45m

$736

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 9/13

7:30 pm-9:00 pm

2 stops30h 30m

Buffalo

Sat 9/27

4:14 pm-11:55 am

2 stops14h 41m

$773

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

How to get the cheapest flight ticket from London Heathrow Airport to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of February, then book flights to Buffalo from London Heathrow Airport during September instead. Flights to Buffalo in September, while not as cheap as those in February, still average around $735.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $740. Flights from London Heathrow Airport to Buffalo on a Monday will generally be more expensive and average around $1,055. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

At noon is the cheapest time of day to fly from London Heathrow Airport to Buffalo when you can find flight prices for as low as $740. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $1,178 per ticket.

How far in advance should I book a flight to Buffalo?

You are more likely to see cheaper flights to Buffalo from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $834 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from London Heathrow Airport for as low as $679 on momondo.

Can stopping save me money on London Heathrow Airport to Buffalo flights?

You could potentially save up to 42% on your flight if you consider stops on a London Heathrow Airport to Buffalo flight.

How have London Heathrow Airport to Buffalo flight prices changed over time?

As of July 2025, prices for London Heathrow Airport to Buffalo flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Buffalo (LHR to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Buffalo

Best Price Found

$517

Fastest flight time

11h 20m

Direct flights

None

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from London Heathrow Airport in the past 72 hours is $517. The best round-trip flight deal from London Heathrow Airport to Buffalo found on momondo in the last 72 hours is $595.
The fastest flight from London Heathrow Airport to Buffalo takes 11h 20m
There are no direct flights from London Heathrow Airport to Buffalo. Popular non-direct route for this connection is London Heathrow Airport - Buffalo Airport.
There is 1 airport near Buffalo: Buffalo (BUF)
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  • How far is London Heathrow to Buffalo by plane?

    The straight-line distance from London Heathrow to Buffalo is 3548.4 mi. Typically, this will take 11h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Buffalo Airport?

    Prices for flights from London Heathrow Airport to Buffalo Airport are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Williamsville
Amherst
Tonawanda
Cheektowaga
Grand Island
Lockport
Orchard Park
West Seneca
East Aurora
Bowmansville
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from London to Buffalo?

Finding the right flight to Buffalo from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.

Can I find flights from London to Buffalo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buffalo from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Buffalo?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Buffalo.

I’m not ready to book a flight from London to Buffalo right now. Can momondo alert me if prices change?

Price alerts on flights to Buffalo from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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