Find flights
When to book
FAQs

Cheap flights from Buffalo to London from £161

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LON
16 Mar — 23 Mar1
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
Explore the most affordable flight options available from Buffalo to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 February 2026.

Mon 23/319:30
BUF
-
LHR
2 stops17h 35m
Lufthansa
Tue 31/309:00
LHR
-
BUF
2 stops19h 50m
Lufthansa
Deal found 14/2£470
Fri 20/306:00
BUF
-
LHR
1 stop11h 20m
United Airlines
Tue 24/313:25
LHR
-
BUF
2 stops35h 21m
United Airlines
Deal found 14/2£470
Tue 29/917:50
BUF
-
LHR
2 stops35h 10m
Multiple Airlines
Thu 8/1020:05
LHR
-
BUF
2 stops29h 26m
Multiple Airlines
Deal found 12/2£475
Wed 18/307:00
BUF
-
LHR
2 stops19h 30m
Air Canada
Wed 25/313:25
LHR
-
BUF
2 stops31h 17m
Air Canada
Deal found 13/2£477
Fri 20/315:56
BUF
-
LHR
1 stop12h 09m
KLM
Tue 24/316:10
LHR
-
BUF
1 stop12h 04m
KLM
Deal found 14/2£478
Mon 20/415:55
BUF
-
LHR
1 stop13h 25m
British Airways
Thu 30/406:15
LHR
-
BUF
2 stops22h 04m
British Airways
Deal found 11/2£479
Mon 23/215:05
BUF
-
LHR
1 stop13h 25m
JetBlue
Fri 27/212:20
LHR
-
BUF
1 stop16h 12m
JetBlue
Deal found 11/2£484
Mon 23/206:00
BUF
-
LHR
1 stop9h 45m
JetBlue
Thu 26/207:25
LHR
-
BUF
1 stop16h 10m
JetBlue
Deal found 11/2£484
Mon 2/310:30
BUF
-
LHR
1 stop30h 10m
JetBlue
Fri 6/308:05
LHR
-
BUF
1 stop30h 30m
JetBlue
Deal found 12/2£486
Tue 18/810:50
BUF
-
LGW
2 stops26h 00m
SWISS
Tue 25/809:25
LGW
-
BUF
2 stops16h 06m
SWISS
Deal found 11/2£486
Wed 18/317:29
BUF
-
LHR
1 stop13h 46m
United Airlines
Wed 25/313:25
LHR
-
BUF
2 stops14h 31m
United Airlines
Deal found 10/2£487
Mon 17/813:31
BUF
-
LGW
1 stop15h 04m
JetBlue
Wed 26/812:20
LGW
-
BUF
1 stop16h 19m
JetBlue
Deal found 11/2£489

Find flight deals from Buffalo to London

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 February 2026.

Round-trip from

£470

One-way from

£161

Popular in

June

Cheapest in

October

Average price

£572
Lufthansa
  • Lufthansa
  • 23/3-31/3
  • 4 total stops
  • 37h 25m total
  • Buffalo to London
Search Deals
United Airlines
  • United Airlines
  • 2/8
  • 1 total stop
  • 21h 00m total
  • Buffalo to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£64 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Buffalo to London 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, Cheapflights users made 858,174 searches. Data last updated 14 February 2026.
Use the filters below to find and compare flights from Buffalo to London that are best for you.

Fly from

Buffalo

Fly to

London

Route

Depart

Return

Price

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 8/3

06:00-09:30

1 stop23h 30m

London Heathrow

Sun 15/3

07:45-09:04

1 stop29h 19m

£486

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 18/3

17:29-11:15

1 stop13h 46m

London Heathrow

Wed 25/3

13:25-23:56

2 stops14h 31m

£487

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 18/3

12:07-07:50

1 stop15h 43m

London Heathrow

Wed 25/3

20:00-11:44

2 stops19h 44m

£489

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 20/3

14:49-10:25

2 stops15h 36m

London Heathrow

Tue 24/3

10:25-23:56

2 stops17h 31m

£489

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 23/3

19:56-20:10

1 stop20h 14m

London Heathrow

Tue 31/3

08:55-22:55

2 stops19h 00m

£493

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 5/8

06:00-10:40

1 stop23h 40m

London Heathrow

Thu 20/8

08:00-20:31

1 stop17h 31m

£503

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Wed 22/7

10:00-09:35

1 stop18h 35m

London Gatwick

Sat 22/8

12:20-09:10

1 stop25h 50m

£506

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 30/3

06:00-20:45

1 stop9h 45m

London Heathrow

Mon 6/4

08:40-20:00

1 stop16h 20m

£509

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 25/2

06:00-21:40

1 stop10h 40m

London Heathrow

Sun 1/3

12:20-23:32

1 stop16h 12m

£511

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 12/5

17:41-12:05

1 stop13h 24m

London Heathrow

Fri 22/5

16:20-00:19

1 stop12h 59m

£513

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 60 results
1
2
3
...
6

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Buffalo to London. Price data was last updated on 6 February 2026.

The best time to book flights from Buffalo to London is 76 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.

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

Currently, May is the cheapest month in which you can book a flight from Buffalo to London (average of £345). Flying from Buffalo to London in June is currently the most expensive (average of £554). 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.

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

Share of one-stop return flights from Buffalo to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Boston (BOS) – chosen by Cheapflights users on 43% of one-stop itineraries from Buffalo to London on Cheapflights.

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

Average return fare for one-stop flights from Buffalo to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £429.

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

Shortest average travel time for one-stop one-way flights from Buffalo to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 9h 45m.

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

Average stopover duration for one-stop one-way flights from Buffalo to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

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

Related info for your journey

Find useful and relevant information for your journey from Buffalo to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 13h 46m. Fly via JetBlue, United Airlines, or Delta 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 City, 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, May is the cheapest month in which you can book a flight from Buffalo to London (average of £345). Flying from Buffalo to London in June is currently the most expensive (average of £554). 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
Milton Keynes
Croydon
Luton
Wembley
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Bedford
Romford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.