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Cheap flights from Buffalo to London from $267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to London departing on 4/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
3:32 pm - 6:20 am
BUF
-
LHR
9h 48m
1 stop
Virgin Atlantic Logo
4:20 pm - 12:50 am
LHR
-
BUF
13h 30m
1 stop
$635Virgin Atlantic
Sat, Apr 25 - Sat, May 2
Virgin Atlantic Logo
1:00 pm - 7:10 am
BUF
-
LHR
13h 10m
1 stop
Virgin Atlantic Logo
10:45 am - 5:09 pm
LHR
-
BUF
11h 24m
1 stop
$703Virgin Atlantic
Mon, Apr 6 - Fri, Apr 10
Delta Logo
2:34 pm - 7:15 am
BUF
-
LHR
11h 41m
1 stop
Delta Logo
11:45 am - 7:19 pm
LHR
-
BUF
12h 34m
1 stop
$722Delta
Wed, Apr 22 - Thu, Apr 30
Virgin Atlantic Logo
3:53 pm - 7:10 am
BUF
-
LHR
10h 17m
1 stop
Virgin Atlantic Logo
8:40 am - 7:19 pm
LHR
-
BUF
15h 39m
2 stops
$723Virgin Atlantic
Thu, Apr 23 - Mon, Apr 27
Virgin Atlantic Logo
3:32 pm - 8:50 am
BUF
-
LHR
12h 18m
1 stop
Virgin Atlantic Logo
11:30 am - 10:39 pm
LHR
-
BUF
16h 09m
2 stops
$724Virgin Atlantic
Sat, Apr 25 - Sat, May 2
Delta Logo
11:52 am - 8:50 am
BUF
-
LHR
15h 58m
1 stop
Delta Logo
6:30 am - 7:15 pm
LHR
-
BUF
17h 45m
2 stops
$726Delta
Tue, May 5 - Thu, May 21
Delta Logo
12:50 pm - 8:50 am
BUF
-
LHR
15h 00m
2 stops
Delta Logo
6:30 am - 6:35 pm
LHR
-
BUF
17h 05m
2 stops
$727Delta
Fri, Apr 24 - Fri, May 1
Delta Logo
12:50 pm - 8:50 am
BUF
-
LHR
15h 00m
2 stops
Delta Logo
6:30 am - 6:51 pm
LHR
-
BUF
17h 21m
2 stops
$728Delta
Thu, Apr 23 - Fri, May 8
KLM Logo
12:50 pm - 7:10 am
BUF
-
LHR
13h 20m
1 stop
KLM Logo
12:50 pm - 7:15 pm
LHR
-
BUF
11h 25m
1 stop
$730KLM
Thu, Apr 23 - Fri, May 8
Delta Logo
3:53 pm - 1:05 pm
BUF
-
LHR
16h 12m
2 stops
Delta Logo
6:30 am - 6:51 pm
LHR
-
BUF
17h 21m
2 stops
$731Delta
Tue, Apr 14 - Mon, Apr 27

Scandinavian Airlines flights from Buffalo to London Heathrow Airport

Our best Scandinavian Airlines deals on Buffalo to London Heathrow Airport flight tickets
Scandinavian Airlines
Apr 13
BUF7:00 amBuffalo
28h 25m
2 stops
LHR4:25 pmLondon Heathrow
Apr 30
LHR7:05 amLondon Heathrow
17h 14m
2 stops
BUF7:19 pmBuffalo
$796
Scandinavian Airlines
Apr 16
BUF2:34 pmBuffalo
22h 06m
2 stops
LHR5:40 pmLondon Heathrow
Apr 20
LHR7:05 amLondon Heathrow
22h 45m
2 stops
BUF12:50 amBuffalo
$813
Scandinavian Airlines
May 7
BUF10:32 amBuffalo
27h 18m
2 stops
LHR6:50 pmLondon Heathrow
May 15
LHR6:40 amLondon Heathrow
22h 39m
2 stops
BUF12:19 amBuffalo
$816

JetBlue flights from Buffalo to London Heathrow Airport

Our best JetBlue deals on Buffalo to London Heathrow Airport flight tickets
JetBlue
May 7
BUF2:28 pmBuffalo
11h 02m
1 stop
LHR6:30 amLondon Heathrow
May 14
LHR8:40 amLondon Heathrow
18h 52m
1 stop
BUF10:32 pmBuffalo
$806
JetBlue
Apr 13
BUF8:59 pmBuffalo
18h 46m
1 stop
LHR8:45 pmLondon Heathrow
Apr 30
LHR11:55 amLondon Heathrow
14h 30m
1 stop
BUF9:25 pmBuffalo
$838
JetBlue
Mar 29
BUF4:00 pmBuffalo
12h 30m
1 stop
LHR9:30 amLondon Heathrow
Apr 13
LHR8:15 amLondon Heathrow
16h 49m
1 stop
BUF8:04 pmBuffalo
$839

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to London Heathrow Airport 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 March 28, 2026.
Use the filters below to find and compare flights from Buffalo to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 4/25

3:32 pm-6:20 am

1 stop9h 48m

London Heathrow

Sat 5/2

4:20 pm-12:50 am

1 stop13h 30m

$635

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 4/6

1:00 pm-7:10 am

1 stop13h 10m

London Heathrow

Fri 4/10

10:45 am-5:09 pm

1 stop11h 24m

$703

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 4/22

2:34 pm-7:15 am

1 stop11h 41m

London Heathrow

Thu 4/30

11:45 am-7:19 pm

1 stop12h 34m

$722

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 4/23

3:53 pm-7:10 am

1 stop10h 17m

London Heathrow

Mon 4/27

8:40 am-7:19 pm

2 stops15h 39m

$723

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 4/25

3:32 pm-8:50 am

1 stop12h 18m

London Heathrow

Sat 5/2

11:30 am-10:39 pm

2 stops16h 09m

$724

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 5/5

11:52 am-8:50 am

1 stop15h 58m

London Heathrow

Thu 5/21

6:30 am-7:15 pm

2 stops17h 45m

$726

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 4/24

12:50 pm-8:50 am

2 stops15h 00m

London Heathrow

Fri 5/1

6:30 am-6:35 pm

2 stops17h 05m

$727

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 4/23

12:50 pm-8:50 am

2 stops15h 00m

London Heathrow

Fri 5/8

6:30 am-6:51 pm

2 stops17h 21m

$728

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 4/23

12:50 pm-7:10 am

1 stop13h 20m

London Heathrow

Fri 5/8

12:50 pm-7:15 pm

1 stop11h 25m

$730

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 4/14

3:53 pm-1:05 pm

2 stops16h 12m

London Heathrow

Mon 4/27

6:30 am-6:51 pm

2 stops17h 21m

$731

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 London from

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

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 Buffalo and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Buffalo, with most prices found around $631. If you’re not able to fly to London Heathrow Airport in September, then February is your next best option. Flight prices from Buffalo to London Heathrow Airport during February average around $633.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $787 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Buffalo for as low as $593 on momondo.

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

When to book flights from Buffalo to London Heathrow Airport

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

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

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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Buffalo to London Heathrow Airport takes 9h 55m
There are no direct flights from Buffalo to London Heathrow Airport. There are no popular flight routes from Buffalo to London Heathrow Airport.
Search flight deals

  • How far is Buffalo to London Heathrow by plane?

    London Heathrow is 3548.4 mi away from Buffalo. Flights usually cover this in 9h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Buffalo Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Buffalo Airport to London Heathrow Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow 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 London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to London Heathrow Airport?

Best airlines flying from Buffalo to London Heathrow Airport

Compare and see reviews for airlines that fly from Buffalo to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $451Free CancellationRating
7.4
9,499 reviews
Search United Airlines flights
American AirlinesPriceFrom $522Free CancellationRating
7.1
11,519 reviews
Search American Airlines flights
British AirwaysPriceFrom $534Free CancellationRating
6.7
7,825 reviews
Search British Airways flights
JetBluePriceFrom $593Free CancellationRating
7.2
2,910 reviews
Search JetBlue flights
Virgin AtlanticPriceFrom $636Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $710Free CancellationRating
7.9
8,355 reviews
Search Delta flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Crawley
Slough
Stratford-upon-Avon
Wembley
Hayes
Croydon
Dartford
Brentwood
Guildford
Harrow
Cobham
Folkestone
Romford
Stansted
Watford

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to London. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Buffalo to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Buffalo and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Buffalo and alert you when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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