What is the cheapest airline that flies from Buffalo to London?

British Airways, United Airlines, and Iberia are the most popular carriers operating from Buffalo to London

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

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

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

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.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£249 Cheap Flights from Buffalo to London in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from £709 to £605. The lowest price recently found on this route was £573.

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Find the cheapest flights from Buffalo to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:55 - 06:55

BUF

LHR

30h 00m

1 stop

06:50 - 23:26

LHR

BUF

21h 36m

2 stops

£573United Airlines

Sun, 11 Oct - Wed, 14 Oct

17:50 - 10:00

BUF

LHR

35h 10m

2 stops

06:50 - 23:26

LHR

BUF

21h 36m

2 stops

£576United Airlines

Sun, 11 Oct - Wed, 14 Oct

19:59 - 21:20

BUF

LHR

20h 21m

1 stop

17:50 - 16:47

LHR

BUF

27h 57m

2 stops

£617United Airlines

Sat, 3 Oct - Mon, 5 Oct

10:30 - 16:25

BUF

LHR

24h 55m

2 stops

06:00 - 21:07

LHR

BUF

20h 07m

2 stops

£638SWISS

Wed, 26 Aug - Wed, 9 Sep

18:10 - 11:15

BUF

LHR

12h 05m

1 stop

11:55 - 23:50

LHR

BUF

16h 55m

1 stop

£638Multiple Airlines

Wed, 26 Aug - Fri, 11 Sep

10:30 - 16:25

BUF

LHR

24h 55m

2 stops

06:00 - 21:08

LHR

BUF

20h 08m

2 stops

£639SWISS

Wed, 26 Aug - Fri, 11 Sep

19:52 - 13:05

BUF

LHR

12h 13m

1 stop

11:45 - 23:56

LHR

BUF

17h 11m

2 stops

£642KLM

Wed, 26 Aug - Fri, 11 Sep

13:03 - 06:50

BUF

LHR

12h 47m

1 stop

11:55 - 19:01

LHR

BUF

12h 06m

1 stop

£644Multiple Airlines

Wed, 26 Aug - Fri, 11 Sep

19:15 - 16:00

BUF

LGW

15h 45m

2 stops

10:25 - 23:59

LGW

BUF

18h 34m

2 stops

£660Delta

Thu, 8 Oct - Mon, 12 Oct

19:59 - 16:00

BUF

LGW

15h 01m

2 stops

10:25 - 23:58

LGW

BUF

18h 33m

2 stops

£661Delta

Wed, 5 Aug - Thu, 20 Aug

Virgin Atlantic flights from Buffalo to London

Our best Virgin Atlantic deals on Buffalo to London flight tickets

Virgin Atlantic

24 Oct

BUF19:15Buffalo

11h 50m

1 stop

LHR12:05London Heathrow

31 Oct

LHR11:30London Heathrow

16h 29m

2 stops

BUF23:59Buffalo

£657

Virgin Atlantic

3 Sept

BUF11:15Buffalo

14h 05m

1 stop

LHR06:20London Heathrow

9 Sept

LHR11:30London Heathrow

16h 33m

2 stops

BUF23:03Buffalo

£658

Virgin Atlantic

26 Aug

BUF19:52Buffalo

12h 13m

1 stop

LHR13:05London Heathrow

11 Sept

LHR10:45London Heathrow

17h 18m

1 stop

BUF23:03Buffalo

£658

Delta flights from Buffalo to London

Our best Delta deals on Buffalo to London flight tickets

Delta

26 Aug

BUF12:01Buffalo

14h 09m

1 stop

LHR07:10London Heathrow

11 Sept

LHR09:55London Heathrow

18h 08m

2 stops

BUF23:03Buffalo

£650

Delta

26 Aug

BUF06:00Buffalo

19h 25m

1 stop

LHR06:25London Heathrow

9 Sept

LHR06:30London Heathrow

17h 03m

2 stops

BUF18:33Buffalo

£651

Delta

15 Aug

BUF07:00Buffalo

20h 50m

1 stop

LHR08:50London Heathrow

29 Aug

LHR06:30London Heathrow

16h 53m

2 stops

BUF18:23Buffalo

£652

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 11/10

19:55-06:55

1 stop30h 00m

London Heathrow

Wed 14/10

06:50-23:26

2 stops21h 36m

£573

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 11/10

17:50-10:00

2 stops35h 10m

London Heathrow

Wed 14/10

06:50-23:26

2 stops21h 36m

£576

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 3/10

19:59-21:20

1 stop20h 21m

London Heathrow

Mon 5/10

17:50-16:47

2 stops27h 57m

£617

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 26/8

10:30-16:25

2 stops24h 55m

London Heathrow

Wed 9/9

06:00-21:07

2 stops20h 07m

£638

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 26/8

18:10-11:15

1 stop12h 05m

London Heathrow

Fri 11/9

11:55-23:50

1 stop16h 55m

£638

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 26/8

10:30-16:25

2 stops24h 55m

London Heathrow

Fri 11/9

06:00-21:08

2 stops20h 08m

£639

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 26/8

19:52-13:05

1 stop12h 13m

London Heathrow

Fri 11/9

11:45-23:56

2 stops17h 11m

£642

Fastest return journey

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 26/8

13:03-06:50

1 stop12h 47m

London Heathrow

Fri 11/9

11:55-19:01

1 stop12h 06m

£644

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Thu 8/10

19:15-16:00

2 stops15h 45m

London Gatwick

Mon 12/10

10:25-23:59

2 stops18h 34m

£660

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Wed 5/8

19:59-16:00

2 stops15h 01m

London Gatwick

Thu 20/8

10:25-23:58

2 stops18h 33m

£661

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to London

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

Prices

Airlines

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

What is the cheapest month to fly to London?

The cheapest month to fly to London from Buffalo is in April. Flight prices, which tend to average around £66, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Buffalo averaging around £261.

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

You are more likely to see cheaper flights to London from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £589 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Buffalo for as low as £416 on momondo.

How have Buffalo to London flight prices changed over time?

When to book flights from Buffalo to London

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

Estimated return price

Cheap Buffalo to London (BUF to LON) flight deals and tips

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

Fastest flight time	10h 25m
Direct flights	None

The fastest flight from Buffalo to London takes 10h 25m

There are no direct flights from Buffalo to London. There are no popular flight routes from Buffalo to London.

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Frequently asked questions about flying from Buffalo to London

How far is Buffalo to London by plane?
There are 3560.7 mi between Buffalo and London. A reasonable flight in good conditions will take 10h 25m.
When did momondo last update prices for flights from Buffalo Airport to London?
Prices for flights from Buffalo Airport to London are updated daily.
How old do you have to be to fly from Buffalo Airport to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Eastbourne

Milton Keynes

Luton

Gatwick

Wembley

Slough

Maidstone

Ipswich

Southend-on-Sea

Canterbury

Ilford

Hayes

Guildford

Folkestone

Chelmsford

Dover

Bedford

Chichester

Harlow

Colchester

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?

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 all potential Buffalo to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to London from Buffalo 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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Cheap flights from Buffalo to London from £249

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 23/8. 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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Virgin Atlantic flights from Buffalo to London

Our best Virgin Atlantic deals on Buffalo to London flight tickets

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Our best Delta deals on Buffalo to London flight tickets

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How to get the cheapest flight ticket from Buffalo to London

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

What is the cheapest month to fly to London?

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

How have Buffalo to London flight prices changed over time?

What is the cheapest airline that flies from Buffalo to London?

When to book flights from Buffalo to London

Cheap Buffalo to London (BUF to LON) flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Buffalo to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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