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Cheap flights from Buffalo to London from C$ 462

BUF — LON
31 Oct — 7 Nov1
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

Mon 16/1110:35 a.m. -
1 stop19h 15m
Wed 18/116:50 a.m. -
2 stops18h 19m
Deal found 29/9C$ 1,045
Sat 7/116:00 a.m. -
2 stops20h 10m
Mon 9/116:50 a.m. -
2 stops17h 15m
Deal found 27/9C$ 1,061
Sat 3/107:59 p.m. -
2 stops20h 21m
Mon 5/105:55 p.m. -
2 stops30h 12m
Deal found 29/9C$ 1,062
Mon 28/97:59 p.m. -
2 stops15h 41m
Wed 30/92:10 p.m. -
2 stops29h 13m
Deal found 26/9C$ 1,066
Wed 28/104:35 p.m. -
1 stop10h 25m
Wed 4/1110:45 a.m. -
2 stops15h 50m
Deal found 30/9C$ 1,207
Fri 16/107:59 p.m. -
1 stop9h 41m
Wed 28/106:50 a.m. -
2 stops16h 14m
Deal found 29/9C$ 1,223
Fri 27/1110:51 a.m. -
1 stop14h 29m
Tue 8/129:00 a.m. -
2 stops19h 34m
Deal found 30/9C$ 1,224
Wed 4/111:53 p.m. -
1 stop13h 02m
Tue 10/116:50 a.m. -
2 stops21h 09m
Deal found 29/9C$ 1,226
Wed 11/1110:51 a.m. -
2 stops15h 19m
Wed 18/119:00 a.m. -
2 stops16h 36m
Deal found 1/10C$ 1,227
Wed 28/1010:51 a.m. -
2 stops15h 04m
Wed 4/119:00 a.m. -
2 stops16h 36m
Deal found 30/9C$ 1,228

Find flight deals from Buffalo to London

Round-trip from

C$ 1,045

One-way from

C$ 462

Popular in

June

Cheapest in

March

Average price

C$ 1,109
United Airlines
  • United Airlines
  • 16/11-18/11
  • 3 total stops
  • 37h 34m total
  • Buffalo to London
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United Airlines
  • United Airlines
  • 24/11-31/12
  • 2 total stops
  • 14h 49m total
  • Buffalo to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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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 round-trip

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Tue 24/11

10:51 a.m.-6:40 a.m.

2 stops14h 49m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 462
Quickest round-trip

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Fri 13/11

2:09 p.m.-6:55 a.m.

1 stop11h 46m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 467

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Fri 13/11

10:00 a.m.-7:45 a.m.

2 stops16h 45m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 467

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Mon 9/11

1:53 p.m.-9:10 a.m.

2 stops14h 17m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 467

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Thu 29/10

6:00 a.m.-5:55 a.m.

2 stops19h 55m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 467

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Sun 8/11

6:30 a.m.-6:20 a.m.

2 stops18h 50m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 467

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Tue 13/10

3:52 p.m.-10:40 a.m.

2 stops13h 48m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 473

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Thu 12/11

6:30 a.m.-6:40 a.m.

2 stops19h 10m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 473

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Fri 25/12

1:10 p.m.-6:20 a.m.

1 stop12h 10m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 510

BuffaloLondon

BUF Buffalo - LHR London Heathrow

BUFLHR

Buffalo

Sat 26/12

12:07 p.m.-7:20 a.m.

2 stops14h 13m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 616

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/9

Showing 1-10 of 18 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 round-trip 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, January is the cheapest month in which you can book a flight from Buffalo to London (average of C$ 1,086). Flying from Buffalo to London in June is currently the most expensive (average of C$ 1,758). 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 to fly round-trip from Buffalo to London?

Airfare is typical for this route at the moment.
Buffalo to London flights typically cost between C$ 951 and C$ 1,525 in November.
The cheapest round-trip price found within the last 5 days was C$ 1,045 on United Airlines (16 Nov-18 Nov).

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

The best time to book flights from Buffalo to London is 85 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?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to London. On average, Buffalo has 0 outbound flights to London per day from 0 airlines. Buffalo is conveniently located just 13.4 km from Buffalo’s city centre.

  • How long is the flight from Buffalo to London?

    There are many flights that can get you from Buffalo to London in 9h 41m. Fly via United Airlines or Delta to get the fastest option. The distance from Buffalo to London is about 5697 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Buffalo to London (average of C$ 1,086). Flying from Buffalo to London in June is currently the most expensive (average of C$ 1,758). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Wembley
Watford
High Wycombe

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Buffalo to London

John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Heathrow flights

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

Millions of users choose and trust Cheapflights to book the best flight deals from Buffalo to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Buffalo to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Buffalo to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Buffalo today and book when prices fit your budget.

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