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Cheap flights from Buffalo to London from £223

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 7/4. 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

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Scandinavian Airlines Logo
07:00 - 16:00
BUF
-
LHR
28h 00m2 stops
Scandinavian Airlines Logo
06:40 - 00:16
LHR
-
BUF
22h 36m2 stops
£449Scandinavian Airlines
Fri, 23 Jan - Wed, 28 Jan
Scandinavian Airlines Logo
11:51 - 18:30
BUF
-
LHR
25h 39m3 stops
Scandinavian Airlines Logo
06:40 - 00:16
LHR
-
BUF
22h 36m2 stops
£451Scandinavian Airlines
Fri, 23 Jan - Fri, 30 Jan
Scandinavian Airlines Logo
11:51 - 16:00
BUF
-
LHR
23h 09m3 stops
Scandinavian Airlines Logo
06:40 - 00:16
LHR
-
BUF
22h 36m2 stops
£452Scandinavian Airlines
Mon, 2 Feb - Wed, 11 Feb
Scandinavian Airlines Logo
11:51 - 18:30
BUF
-
LHR
25h 39m3 stops
Scandinavian Airlines Logo
06:40 - 00:16
LHR
-
BUF
22h 36m3 stops
£456Scandinavian Airlines
Fri, 23 Jan - Wed, 28 Jan
Scandinavian Airlines Logo
07:00 - 09:20
BUF
-
LHR
21h 20m3 stops
Scandinavian Airlines Logo
06:40 - 00:16
LHR
-
BUF
22h 36m3 stops
£457Scandinavian Airlines
Fri, 23 Jan - Fri, 30 Jan
Iberia Logo
11:22 - 10:25
BUF
-
LHR
18h 03m1 stop
Iberia Logo
07:30 - 23:48
LHR
-
BUF
21h 18m2 stops
£469Iberia
Sat, 24 Jan - Sat, 31 Jan
Virgin Atlantic Logo
15:38 - 08:05
BUF
-
LHR
11h 27m1 stop
Virgin Atlantic Logo
11:45 - 22:57
LHR
-
BUF
16h 12m2 stops
£470Virgin Atlantic
Fri, 23 Jan - Fri, 30 Jan
Scandinavian Airlines Logo
11:37 - 16:00
BUF
-
LHR
24h 23m2 stops
Scandinavian Airlines Logo
06:40 - 23:59
LHR
-
BUF
22h 19m2 stops
£471Scandinavian Airlines
Mon, 23 Mar - Tue, 31 Mar
Virgin Atlantic Logo
11:51 - 06:50
BUF
-
LHR
13h 59m2 stops
Virgin Atlantic Logo
11:45 - 22:57
LHR
-
BUF
16h 12m2 stops
£473Virgin Atlantic
Thu, 8 Jan - Thu, 15 Jan
Scandinavian Airlines Logo
11:37 - 14:35
BUF
-
LHR
22h 58m3 stops
Scandinavian Airlines Logo
06:40 - 23:59
LHR
-
BUF
22h 19m2 stops
£473Scandinavian Airlines
Mon, 23 Mar - Tue, 31 Mar

Lufthansa flights from Buffalo to London Heathrow Airport

Our best Lufthansa deals on Buffalo to London Heathrow Airport flight tickets
Lufthansa
5 May
BUF14:44Buffalo
11h 11m
1 stop
LHR06:55London Heathrow
13 May
LHR06:30London Heathrow
16h 40m
2 stops
BUF18:10Buffalo
£507
Find similar
Lufthansa
5 May
BUF19:55Buffalo
16h 10m
2 stops
LHR17:05London Heathrow
13 May
LHR07:30London Heathrow
15h 40m
2 stops
BUF18:10Buffalo
£513
Find similar
Lufthansa
12 May
BUF19:55Buffalo
16h 10m
2 stops
LHR17:05London Heathrow
19 May
LHR10:25London Heathrow
18h 08m
1 stop
BUF23:33Buffalo
£524
Find similar

JetBlue flights from Buffalo to London Heathrow Airport

Our best JetBlue deals on Buffalo to London Heathrow Airport flight tickets
JetBlue
23 Jan
BUF15:25Buffalo
10h 30m
1 stop
LHR06:55London Heathrow
30 Jan
LHR12:20London Heathrow
16h 27m
1 stop
BUF23:47Buffalo
£476
Find similar
JetBlue
23 Apr
BUF14:29Buffalo
11h 01m
1 stop
LHR06:30London Heathrow
11 May
LHR08:25London Heathrow
19h 32m
1 stop
BUF22:57Buffalo
£482
Find similar
JetBlue
1 Feb
BUF15:25Buffalo
10h 30m
1 stop
LHR06:55London Heathrow
7 Feb
LHR09:20London Heathrow
14h 30m
1 stop
BUF18:50Buffalo
£488
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 12 December 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

Fri 23/1

07:00-16:00

2 stops28h 00m

London Heathrow

Wed 28/1

06:40-00:16

2 stops22h 36m

£449

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 23/1

11:51-18:30

3 stops25h 39m

London Heathrow

Fri 30/1

06:40-00:16

2 stops22h 36m

£451

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 2/2

11:51-16:00

3 stops23h 09m

London Heathrow

Wed 11/2

06:40-00:16

2 stops22h 36m

£452

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 23/1

11:51-18:30

3 stops25h 39m

London Heathrow

Wed 28/1

06:40-00:16

3 stops22h 36m

£456

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 23/1

07:00-09:20

3 stops21h 20m

London Heathrow

Fri 30/1

06:40-00:16

3 stops22h 36m

£457

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 24/1

11:22-10:25

1 stop18h 03m

London Heathrow

Sat 31/1

07:30-23:48

2 stops21h 18m

£469

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 23/1

15:38-08:05

1 stop11h 27m

London Heathrow

Fri 30/1

11:45-22:57

2 stops16h 12m

£470

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 23/3

11:37-16:00

2 stops24h 23m

London Heathrow

Tue 31/3

06:40-23:59

2 stops22h 19m

£471

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 8/1

11:51-06:50

2 stops13h 59m

London Heathrow

Thu 15/1

11:45-22:57

2 stops16h 12m

£473

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 23/3

11:37-14:35

3 stops22h 58m

London Heathrow

Tue 31/3

06:40-23:59

2 stops22h 19m

£473

Flights are sorted by cheapest return 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?

In general, February 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 £468. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Buffalo averaging around £472.

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 £524. 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 £1,006.

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 £524. 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 £823 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 £588 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 £452 on momondo.

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

As of December 2025, prices for Buffalo to London Heathrow Airport flights are approximately 8% more expensive when compared to flights at the same time last year.

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

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from Buffalo to London Heathrow Airport takes 10h 30m
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?

    The straight-line distance from Buffalo to London Heathrow is 3548.4 mi. Flights usually cover this in 10h 30m, 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
Stratford-upon-Avon
Canterbury
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Hayes
Chelmsford
Dover
Worthing

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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