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Cheap flights from Buffalo to London from £225

BUF — LON
27 Sep — 4 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to London

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to London

Tue 29/918:51 -
1 stop34h 09m
Sun 4/1014:00 -
2 stops27h 55m
Deal found 25/8£590
Wed 30/910:46 -
2 stops16h 09m
Tue 6/1020:05 -
2 stops29h 42m
Deal found 28/8£598
Tue 22/918:51 -
1 stop34h 09m
Mon 28/914:00 -
1 stop32h 49m
Deal found 24/8£600
Wed 30/912:09 -
1 stop17h 41m
Tue 6/1009:15 -
2 stops17h 20m
Deal found 26/8£636
Tue 8/910:30 -
2 stops19h 50m
Fri 18/906:00 -
2 stops15h 54m
Deal found 27/8£638
Wed 4/1111:24 -
2 stops21h 11m
Tue 10/1110:45 -
2 stops15h 50m
Deal found 26/8£642
Tue 20/1015:05 -
2 stops13h 15m
Tue 27/1006:50 -
2 stops16h 14m
Deal found 25/8£642
Sun 8/1111:24 -
1 stop16h 11m
Mon 16/1119:40 -
2 stops31h 00m
Deal found 25/8£644
Sun 20/912:19 -
1 stop27h 26m
Sun 27/911:55 -
1 stop16h 57m
Deal found 23/8£645
Tue 22/910:30 -
2 stops16h 55m
Mon 28/909:25 -
2 stops40h 22m
Deal found 24/8£645
Thu 8/1019:53 -
1 stop19h 52m
Mon 12/1008:15 -
1 stop20h 38m
Deal found 28/8£646
Wed 7/1007:00 -
1 stop18h 30m
Mon 12/1008:15 -
1 stop11h 59m
Deal found 27/8£647

Find flight deals from Buffalo to London

Round-trip from

£590

One-way from

£225

Popular in

June

Cheapest in

March

Average price

£655
29/9-4/10
  • 29/9-4/10
  • 3 total stops
  • 62h 04m total
  • Buffalo to London
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29/9
  • 29/9
  • 1 total stop
  • 34h 09m total
  • Buffalo to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£70 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Buffalo to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Fri 9/10

07:00-06:20

1 stop18h 20m

London Heathrow

Tue 20/10

06:30-17:49

2 stops16h 19m

£661

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Mon 16/11

12:10-09:30

1 stop16h 20m

London Heathrow

Wed 18/11

07:25-19:01

1 stop16h 36m

£662

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Wed 28/10

12:15-07:45

1 stop15h 30m

London Heathrow

Sun 1/11

11:45-23:59

2 stops17h 14m

£662

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Tue 8/12

11:24-06:20

1 stop13h 56m

London Heathrow

Mon 14/12

06:30-18:44

2 stops17h 14m

£662

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Thu 15/10

19:50-13:45

2 stops12h 55m

London Heathrow

Tue 20/10

06:30-18:56

2 stops17h 26m

£664

BuffaloLondon

BUF Buffalo - LGW London Gatwick

BUFLGW

Buffalo

Wed 9/12

19:24-15:45

2 stops15h 21m

London Gatwick

Sun 13/12

10:00-00:02

2 stops19h 02m

£671

BuffaloLondon

BUF Buffalo - LGW London Gatwick

BUFLGW

Buffalo

Wed 9/9

19:55-16:00

2 stops15h 05m

London Gatwick

Mon 14/9

10:25-23:53

2 stops18h 28m

£692

BuffaloLondon

BUF Buffalo - LGW London Gatwick

BUFLGW

Buffalo

Wed 7/10

11:20-09:25

2 stops17h 05m

London Gatwick

Mon 12/10

10:25-23:59

2 stops18h 34m

£692

BuffaloLondon

BUF Buffalo - LCY London City

BUFLCY

Buffalo

Sat 17/10

19:50-13:15

2 stops12h 25m

London City

Mon 26/10

09:20-00:19

2 stops18h 59m

£705

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Sat 10/10

13:48-08:30

1 stop13h 42m

London Heathrow

Sat 17/10

08:00-19:07

2 stops16h 07m

£708

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Buffalo to London

Have a flexible travel schedule? Discover the best time to fly to London from Buffalo with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Buffalo to London

What is the cheapest month to book a flight from Buffalo to London?

Currently, October is the cheapest month in which you can book a flight from Buffalo to London (average of £525). Flying from Buffalo to London in June is currently the most expensive (average of £911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Buffalo to London?

Airfare is typical for this route at the moment.
Buffalo to London flights typically cost between £534 and £779 in September.
The cheapest return price found within the last 5 days was £590 on Multiple Airlines (29 Sept–4 Oct).

What’s the top stopover airport for flights from Buffalo to London?

New York (JFK) – chosen by Cheapflights users on 67% of one-stop itineraries from Buffalo to London on Cheapflights.

What’s the cheapest stopover airport for flights from Buffalo to London?

New York (JFK) is the most affordable one-stop option, with an average return flight price of £518.

What’s the fastest stopover option from Buffalo to London?

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 9h 52m.

Which airport typically offers the quickest stopover for flights from Buffalo to London?

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 10m.

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

The best time to book flights from Buffalo to London is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

  • What airport do you fly from for flights from Buffalo to London?

    If you book a flight to London from Buffalo, you will be flying from Buffalo, which is the city’s only airport. Buffalo (BUF) is located 8.3 mi from the center of Buffalo. There are 0 flights from Buffalo to London per day from 0 different airlines.

  • How long is the flight from Buffalo to London?

    There are many flights that can get you from Buffalo to London in 16h 20m. Fly via Delta, JetBlue, or Turkish Airlines to get the fastest option. There are 3540 mi between Buffalo and London. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Buffalo to London?

    While some choose either Buffalo - London Gatwick or Buffalo - London Stansted, Buffalo - London Heathrow is the most popular route from Buffalo to London.

  • Can I find deals for flights from Buffalo to London that include hotel bookings?

    Yes. In addition to deals on Buffalo to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to London.

  • Can I find deals for business class flights from Buffalo to London?

    Yes. Cheapflights offers flight deals from Buffalo to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to London?

    Currently, October is the cheapest month in which you can book a flight from Buffalo to London (average of £525). Flying from Buffalo to London in June is currently the most expensive (average of £911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Buffalo to London?

Deals for Buffalo to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to London?

Cheapflights simply makes it quick and affordable to book flights from Buffalo to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Buffalo to London with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to London with no change fees.

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Of course! You can now track prices for flights from Buffalo to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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