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Cheap flights from Buffalo to London from £219

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 3/12. 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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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
07:00 - 17:40BUF-LHR
29h 40m2 stops
Scandinavian Airlines Logo
06:40 - 19:19LHR-BUF
17h 39m2 stops
£433Scandinavian Airlines
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Mon, 9 Feb - Mon, 16 Feb
Delta Logo
13:16 - 08:45BUF-LHR
14h 29m1 stop
Delta Logo
09:00 - 22:58LHR-BUF
18h 58m2 stops
£448Delta
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Tue, 2 Dec - Tue, 9 Dec
KLM Logo
17:50 - 08:45BUF-LHR
9h 55m1 stop
KLM Logo
16:35 - 00:07LHR-BUF
12h 32m1 stop
£453KLM
Find Deal
Tue, 2 Dec - Wed, 10 Dec
Virgin Atlantic Logo
07:00 - 06:20BUF-LHR
18h 20m1 stop
Virgin Atlantic Logo
09:40 - 22:58LHR-BUF
18h 18m2 stops
£457Virgin Atlantic
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Tue, 2 Dec - Tue, 16 Dec
Virgin Atlantic Logo
12:14 - 07:50BUF-LHR
14h 36m1 stop
Virgin Atlantic Logo
11:30 - 22:59LHR-BUF
16h 29m2 stops
£461Virgin Atlantic
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Sun, 1 Feb - Sun, 8 Feb
Lufthansa Logo
19:30 - 17:05BUF-LHR
16h 35m2 stops
Lufthansa Logo
11:10 - 23:34LHR-BUF
17h 24m2 stops
£464Lufthansa
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Sun, 23 Nov - Wed, 10 Dec
United Airlines Logo
14:55 - 10:50BUF-LHR
14h 55m1 stop
United Airlines Logo
11:10 - 23:34LHR-BUF
17h 24m2 stops
£468United Airlines
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Sun, 23 Nov - Wed, 10 Dec
United Airlines Logo
07:00 - 07:10BUF-LHR
19h 10m2 stops
United Airlines Logo
09:00 - 21:15LHR-BUF
17h 15m2 stops
£470United Airlines
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Tue, 2 Dec - Wed, 10 Dec
KLM Logo
15:38 - 08:05BUF-LHR
11h 27m1 stop
KLM Logo
08:55 - 17:33LHR-BUF
13h 38m1 stop
£471KLM
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Mon, 9 Feb - Mon, 16 Feb
Lufthansa Logo
14:58 - 09:45BUF-LHR
13h 47m2 stops
Lufthansa Logo
11:10 - 23:35LHR-BUF
16h 25m2 stops
£515Lufthansa
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Fri, 6 Mar - Tue, 10 Mar

Scandinavian Airlines flights from Buffalo to London Heathrow Airport

Our best Scandinavian Airlines deals on Buffalo to London Heathrow Airport flight tickets
Scandinavian Airlines
9 Feb
BUF07:00Buffalo
29h 40m
2 stops
LHR17:40London Heathrow
16 Feb
LHR06:40London Heathrow
17h 39m
2 stops
BUF19:19Buffalo
£433
Find similar
Scandinavian Airlines
2 Mar
BUF12:14Buffalo
22h 46m
2 stops
LHR16:00London Heathrow
6 Mar
LHR06:40London Heathrow
22h 36m
2 stops
BUF00:16Buffalo
£454
Find similar
Scandinavian Airlines
2 Mar
BUF12:14Buffalo
24h 26m
2 stops
LHR17:40London Heathrow
6 Mar
LHR06:40London Heathrow
22h 36m
3 stops
BUF00:16Buffalo
£460
Find similar

Delta flights from Buffalo to London Heathrow Airport

Our best Delta deals on Buffalo to London Heathrow Airport flight tickets
Delta
2 Dec
BUF13:16Buffalo
14h 29m
1 stop
LHR08:45London Heathrow
9 Dec
LHR09:00London Heathrow
18h 58m
2 stops
BUF22:58Buffalo
£448
Find similar
Delta
2 Dec
BUF11:21Buffalo
13h 59m
1 stop
LHR06:20London Heathrow
16 Dec
LHR08:55London Heathrow
19h 03m
2 stops
BUF22:58Buffalo
£448
Find similar
Delta
3 Dec
BUF09:14Buffalo
16h 51m
2 stops
LHR07:05London Heathrow
16 Dec
LHR08:55London Heathrow
19h 03m
2 stops
BUF22:58Buffalo
£451
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 8 November 2025.
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

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 9/2

07:00-17:40

2 stops29h 40m

London Heathrow

Mon 16/2

06:40-19:19

2 stops17h 39m

£433

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 2/12

13:16-08:45

1 stop14h 29m

London Heathrow

Tue 9/12

09:00-22:58

2 stops18h 58m

£448

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 2/12

17:50-08:45

1 stop9h 55m

London Heathrow

Wed 10/12

16:35-00:07

1 stop12h 32m

£453

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 2/12

07:00-06:20

1 stop18h 20m

London Heathrow

Tue 16/12

09:40-22:58

2 stops18h 18m

£457

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 1/2

12:14-07:50

1 stop14h 36m

London Heathrow

Sun 8/2

11:30-22:59

2 stops16h 29m

£461

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 23/11

19:30-17:05

2 stops16h 35m

London Heathrow

Wed 10/12

11:10-23:34

2 stops17h 24m

£464

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 23/11

14:55-10:50

1 stop14h 55m

London Heathrow

Wed 10/12

11:10-23:34

2 stops17h 24m

£468

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 2/12

07:00-07:10

2 stops19h 10m

London Heathrow

Wed 10/12

09:00-21:15

2 stops17h 15m

£470

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 9/2

15:38-08:05

1 stop11h 27m

London Heathrow

Mon 16/2

08:55-17:33

1 stop13h 38m

£471

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 6/3

14:58-09:45

2 stops13h 47m

London Heathrow

Tue 10/3

11:10-23:35

2 stops16h 25m

£515

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to London Heathrow Airport?

In general, September is the cheapest month to fly from Buffalo to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £481. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Buffalo averaging around £522.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Buffalo is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £534. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £1,025.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Buffalo to London Heathrow Airport in the evening for as low as £534. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £838 on average. Flights to London Heathrow Airport from Buffalo in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £580 when searching weeks before you fly. 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 £466 on momondo.

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 return 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

Direct flights

None
There are no direct flights from Buffalo to London Heathrow Airport. There are no popular flight routes from Buffalo to London Heathrow Airport.
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  • How far is Buffalo to London Heathrow by plane?

    The straight-line distance from Buffalo to London Heathrow is 3548.4 mi. Flights usually cover this in 9h 45m, 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 are updated daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Dover
Colchester
Chelmsford
Hayes

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Buffalo.

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

All flight searches from Buffalo to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Buffalo.

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

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