How long is the flight from Buffalo to London?

There are many flights that can get you from Buffalo to London in 10h 20m. Fly via United Airlines, Virgin Atlantic, or Turkish Airlines 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.

What are the cheapest airlines flying from Buffalo to London round-trip?

British Airways, at C$ 636, was found to be the cheapest airline from Buffalo to London. An alternate airline flying to your destination would be JetBlue. British Airways is currently priced 37% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 2 airlines. Buffalo is conveniently located just 13.4 km from Buffalo’s city centre.

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.

C$ 412+ Flights from Buffalo to London

Q: How much does it cost to fly round-trip from Buffalo to London?

Airfare is below average for this route at the moment. Buffalo to London flights typically cost between C$ 1,086 and C$ 1,940 in January. The cheapest round-trip price found within the last 3 days was C$ 865 on United Airlines (30 Jan-3 Feb).

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 18 December 2025.

Sat 27/1212:01 p.m.BUF - LHR

1 stop16h 04mKLM

Wed 7/112:40 p.m.LHR - BUF

1 stop16h 36mKLM

Deal found 17/12C$ 1,254

Thu 25/126:30 a.m.BUF - LHR

1 stop18h 25mUnited Airlines

Tue 30/121:25 p.m.LHR - BUF

2 stops36h 29mUnited Airlines

Deal found 16/12C$ 1,287

Sat 27/122:50 p.m.BUF - LHR

1 stop10h 50mUnited Airlines

Wed 7/16:00 p.m.LHR - BUF

2 stops30h 25mUnited Airlines

Deal found 17/12C$ 1,290

Thu 25/125:41 p.m.BUF - LHR

1 stop12h 34mUnited Airlines

Mon 29/121:25 p.m.LHR - BUF

2 stops36h 29mUnited Airlines

Deal found 17/12C$ 1,310

Thu 18/128:50 a.m.BUF - LHR

1 stop17h 05mJetBlue

Sun 21/1212:20 p.m.LHR - BUF

1 stop16h 34mJetBlue

Deal found 17/12C$ 1,505

Tue 23/125:35 p.m.BUF - LHR

1 stop33h 20mUnited Airlines

Tue 30/121:25 p.m.LHR - BUF

2 stops52h 59mUnited Airlines

Deal found 16/12C$ 1,558

Thu 25/1211:21 a.m.BUF - LGW

2 stops23h 29mTAP AIR PORTUGAL

Mon 29/129:25 p.m.LGW - BUF

3 stops27h 03mTAP AIR PORTUGAL

Deal found 16/12C$ 2,819

Fri 19/129:42 a.m.BUF - LGW

1 stop19h 18mMultiple Airlines

Tue 23/128:10 p.m.LGW - BUF

2 stops28h 18mMultiple Airlines

Deal found 16/12C$ 2,834

Thu 25/1211:21 a.m.BUF - LGW

2 stops30h 14mTurkish Airlines

Mon 29/126:20 a.m.LGW - BUF

2 stops22h 34mTurkish Airlines

Deal found 17/12C$ 2,936

Thu 25/1211:21 a.m.BUF - LGW

2 stops30h 14mTurkish Airlines

Tue 30/126:25 a.m.LGW - BUF

2 stops22h 29mTurkish Airlines

Deal found 18/12C$ 2,937

Thu 25/1211:21 a.m.BUF - LGW

2 stops30h 14mMultiple Airlines

Tue 30/126:25 a.m.LGW - BUF

2 stops22h 29mMultiple Airlines

Deal found 17/12C$ 2,998

Thu 25/1211:21 a.m.BUF - LGW

3 stops28h 19mTAP AIR PORTUGAL

Tue 30/1210:40 a.m.LGW - BUF

2 stops18h 14mTAP AIR PORTUGAL

Deal found 17/12C$ 3,774

Best flights from Buffalo to London
Discover carefully curated flight deals from Buffalo to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.

Sat 17/16:00 a.m.BUF - LHR

1 stop10h 20mUnited Airlines

Wed 28/16:50 a.m.LHR - BUF

2 stops15h 50mUnited Airlines

Deal found 16/12C$ 865

Fri 27/211:51 a.m.BUF - LHR

2 stops13h 59mVirgin Atlantic

Sun 1/311:45 a.m.LHR - BUF

2 stops17h 13mVirgin Atlantic

Deal found 16/12C$ 874

Sat 31/112:25 p.m.BUF - LHR

2 stops18h 15mDelta

Sat 7/28:40 a.m.LHR - BUF

2 stops15h 32mDelta

Deal found 17/12C$ 874

Fri 30/13:25 p.m.BUF - LHR

1 stop10h 30mJetBlue

Tue 3/212:20 p.m.LHR - BUF

1 stop16h 27mJetBlue

Deal found 15/12C$ 880

Wed 7/110:00 a.m.BUF - LGW

2 stops15h 00mMultiple Airlines

Wed 14/11:00 p.m.LGW - BUF

1 stop15h 47mMultiple Airlines

Deal found 16/12C$ 1,055

Tue 17/26:00 a.m.BUF - LGW

2 stops22h 20mTurkish Airlines

Sun 22/25:05 p.m.LGW - BUF

2 stops35h 44mTurkish Airlines

Deal found 17/12C$ 1,120

Fri 16/13:25 p.m.BUF - LGW

2 stops19h 20mTAP AIR PORTUGAL

Fri 23/110:40 a.m.LGW - BUF

2 stops18h 07mTAP AIR PORTUGAL

Deal found 17/12C$ 1,171

Fri 30/12:49 p.m.BUF - LHR

1 stop10h 51mUnited Airlines

Tue 3/26:50 a.m.LHR - BUF

2 stops15h 50mUnited Airlines

Deal found 16/12C$ 865

Mon 23/39:54 a.m.BUF - LHR

1 stop17h 01mJetBlue

Tue 31/38:15 a.m.LHR - BUF

1 stop16h 22mJetBlue

Deal found 17/12C$ 880

Sat 31/11:59 p.m.BUF - LHR

1 stop12h 56mUnited Airlines

Sat 7/26:50 a.m.LHR - BUF

2 stops17h 35mUnited Airlines

Deal found 17/12C$ 865

Tue 17/23:00 p.m.BUF - LHR

1 stop13h 30mJetBlue

Sun 22/27:45 a.m.LHR - BUF

1 stop18h 24mJetBlue

Deal found 16/12C$ 880

Fri 16/12:49 p.m.BUF - LHR

2 stops15h 16mUnited Airlines

Fri 23/16:50 a.m.LHR - BUF

2 stops15h 50mUnited Airlines

Deal found 17/12C$ 872

Sat 17/17:45 p.m.BUF - LGW

2 stops21h 50mTurkish Airlines

Wed 28/15:05 p.m.LGW - BUF

2 stops35h 42mTurkish Airlines

Deal found 16/12C$ 1,120

Thu 15/11:59 p.m.BUF - LHR

1 stop16h 16mUnited Airlines

Mon 19/11:25 p.m.LHR - BUF

2 stops29h 49mUnited Airlines

Deal found 15/12C$ 878

Tue 17/210:21 a.m.BUF - LGW

2 stops24h 24mTAP AIR PORTUGAL

Sun 22/29:25 p.m.LGW - BUF

3 stops29h 09mTAP AIR PORTUGAL

Deal found 16/12C$ 1,324

Sat 17/17:00 a.m.BUF - LGW

3 stops32h 40mMultiple Airlines

Wed 28/14:35 p.m.LGW - BUF

2 stops31h 12mMultiple Airlines

Deal found 16/12C$ 1,331

Tue 17/23:00 p.m.BUF - LGW

3 stops37h 25mMultiple Airlines

Sun 22/29:25 p.m.LGW - BUF

3 stops29h 09mMultiple Airlines

Deal found 16/12C$ 1,343

Fri 10/48:59 p.m.BUF - LGW

2 stops20h 26mTurkish Airlines

Sun 19/45:15 p.m.LGW - BUF

2 stops26h 10mTurkish Airlines

Deal found 16/12C$ 1,642

Fri 5/65:29 p.m.BUF - LGW

1 stop11h 06mJetBlue

Sun 21/612:10 p.m.LGW - BUF

1 stop15h 47mJetBlue

Deal found 17/12C$ 1,728

Last-minute flights from Buffalo to London
Discover last-minute flight deals from Buffalo to London. Data last updated 18 December 2025 and is based on user searches.

Wed 7/17:27 p.m.BUF - LHR

1 stop21h 13mJetBlue

Wed 14/112:20 p.m.LHR - BUF

1 stop16h 27mJetBlue

Deal found 16/12C$ 953

Wed 7/17:00 a.m.BUF - LGW

1 stop18h 00mMultiple Airlines

Wed 14/11:00 p.m.LGW - BUF

1 stop15h 47mMultiple Airlines

Deal found 16/12C$ 1,003

Wed 7/17:00 a.m.BUF - LHR

1 stop23h 05mMultiple Airlines

Wed 14/16:00 a.m.LHR - BUF

2 stops22h 47mMultiple Airlines

Deal found 16/12C$ 1,024

Thu 15/12:49 p.m.BUF - LHR

1 stop15h 01mUnited Airlines

Sun 18/17:30 a.m.LHR - BUF

2 stops16h 55mUnited Airlines

Deal found 16/12C$ 868

Thu 15/19:55 a.m.BUF - LHR

2 stops15h 00mUnited Airlines

Thu 22/19:00 a.m.LHR - BUF

2 stops16h 29mUnited Airlines

Deal found 17/12C$ 872

Thu 15/11:59 p.m.BUF - LHR

1 stop16h 16mUnited Airlines

Mon 19/11:25 p.m.LHR - BUF

2 stops29h 49mUnited Airlines

Deal found 15/12C$ 878

Thu 15/112:07 p.m.BUF - LHR

2 stops13h 18mDelta

Mon 19/11:00 p.m.LHR - BUF

1 stop14h 57mDelta

Deal found 17/12C$ 911

Tue 20/111:51 a.m.BUF - LHR

3 stops23h 34mScandinavian Airlines

Thu 5/26:40 a.m.LHR - BUF

2 stops22h 36mScandinavian Airlines

Deal found 17/12C$ 964

Tue 20/12:45 p.m.BUF - LGW

2 stops20h 00mTAP AIR PORTUGAL

Thu 5/210:40 a.m.LGW - BUF

2 stops18h 07mTAP AIR PORTUGAL

Deal found 17/12C$ 1,095

Fri 30/16:20 p.m.BUF - LHR

1 stop11h 05mUnited Airlines

Tue 3/26:50 a.m.LHR - BUF

2 stops14h 54mUnited Airlines

Deal found 17/12C$ 865

Fri 30/13:25 p.m.BUF - LHR

1 stop10h 30mJetBlue

Tue 3/212:20 p.m.LHR - BUF

1 stop16h 27mJetBlue

Deal found 17/12C$ 880

Sat 31/112:25 p.m.BUF - LHR

2 stops18h 15mDelta

Sat 7/28:40 a.m.LHR - BUF

2 stops15h 32mDelta

Deal found 17/12C$ 874

One-way flights from Buffalo to London
Search for one-way flight options from Buffalo to London. Find affordable one-way fares based on user searches. Data last updated 18 December 2025.

Tue 7/49:00 a.m.BUF - LHR

1 stop16h 30mJetBlue

Deal found 16/12C$ 412

Tue 7/49:00 a.m.BUF - LHR

2 stops20h 20mMultiple Airlines

Deal found 16/12C$ 478

Sun 11/110:00 a.m.BUF - LHR

1 stop15h 55mJetBlue

Deal found 17/12C$ 481

Wed 22/42:29 p.m.BUF - LHR

3 stops23h 21mTAP AIR PORTUGAL

Deal found 16/12C$ 500

Fri 30/17:31 p.m.BUF - LGW

3 stops44h 09mMultiple Airlines

Deal found 16/12C$ 507

Sun 25/17:00 a.m.BUF - LGW

3 stops32h 35mMultiple Airlines

Deal found 16/12C$ 513

Fri 30/12:45 p.m.BUF - LGW

2 stops38h 05mTAP AIR PORTUGAL

Deal found 16/12C$ 515

Wed 14/12:49 p.m.BUF - LHR

2 stops12h 36mUnited Airlines

Deal found 17/12C$ 550

Tue 7/49:00 a.m.BUF - LGW

3 stops30h 25mTAP AIR PORTUGAL

Deal found 17/12C$ 586

Wed 22/42:29 p.m.BUF - LGW

2 stops14h 16mMultiple Airlines

Deal found 17/12C$ 725

Tue 26/512:50 p.m.BUF - LHR

2 stops18h 15mWestJet

Deal found 17/12C$ 840

Tue 2/610:30 a.m.BUF - LGW

3 stops28h 55mTAP AIR PORTUGAL

Deal found 16/12C$ 891

Find flight deals from Buffalo to London

Round-trip from	C$ 865
One-way from	C$ 412
Popular in	December
Cheapest in	February
Average price	C$ 1,411

United Airlines
30/1-3/2
3 total stops
26h 41m total
Buffalo to London

Search Deals

JetBlue
7/4
1 total stop
16h 30m total
Buffalo to London

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 77 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 51 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 17/1

6:00 a.m.-9:20 p.m.

1 stop10h 20m

London Heathrow

Wed 28/1

6:50 a.m.-5:40 p.m.

2 stops15h 50m

C$ 865

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 30/1

2:49 p.m.-6:40 a.m.

1 stop10h 51m

London Heathrow

Tue 3/2

6:50 a.m.-5:40 p.m.

2 stops15h 50m

C$ 865

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 31/1

1:59 p.m.-7:55 a.m.

1 stop12h 56m

London Heathrow

Sat 7/2

6:50 a.m.-7:25 p.m.

2 stops17h 35m

C$ 865

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 16/1

2:49 p.m.-11:05 a.m.

2 stops15h 16m

London Heathrow

Fri 23/1

6:50 a.m.-5:40 p.m.

2 stops15h 50m

C$ 872

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 27/2

11:51 a.m.-6:50 a.m.

2 stops13h 59m

London Heathrow

Sun 1/3

11:45 a.m.-11:58 p.m.

2 stops17h 13m

C$ 874

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 31/1

12:25 p.m.-11:40 a.m.

2 stops18h 15m

London Heathrow

Sat 7/2

8:40 a.m.-7:12 p.m.

2 stops15h 32m

C$ 874

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 15/1

1:59 p.m.-11:15 a.m.

1 stop16h 16m

London Heathrow

Mon 19/1

1:25 p.m.-2:14 p.m.

2 stops29h 49m

C$ 878

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 30/1

3:25 p.m.-6:55 a.m.

1 stop10h 30m

London Heathrow

Tue 3/2

12:20 p.m.-11:47 p.m.

1 stop16h 27m

C$ 880

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 23/3

9:54 a.m.-6:55 a.m.

1 stop17h 01m

London Heathrow

Tue 31/3

8:15 a.m.-7:37 p.m.

1 stop16h 22m

C$ 880

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 17/2

3:00 p.m.-9:30 a.m.

1 stop13h 30m

London Heathrow

Sun 22/2

7:45 a.m.-9:09 p.m.

1 stop18h 24m

C$ 880

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 33 results

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

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?

The best time to book flights from Buffalo to London is 28 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, August is the cheapest month in which you can book a flight from Buffalo to London (average of C$ 648). Flying from Buffalo to London in June is currently the most expensive (average of C$ 1,042). 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 is the cheapest time of day to fly from BUF to LON?

A simple way to save on the total cost of your ticket is to fly from Buffalo to London in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Buffalo to London?

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

New York (JFK) – chosen by Cheapflights users on 44% of one-stop itineraries from Buffalo to London on Cheapflights.

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

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 636.

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

Flights via New York (JFK) have the shortest average one-way travel time for 1-stop routes: 9h 37m.

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

Flights via Philadelphia (PHL) offer the fastest connection on this route, with an average layover time of 1h 20m.

Reviews of airlines servicing London

Check out reviews from past customers who have flown with KLM,Virgin Atlantic, andUnited Airlines from Buffalo to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,428 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Virgin Atlantic

7.5

Good

675 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

United Airlines

7.4

Good

9,095 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

JetBlue

7.2

Good

2,896 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,586 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 2 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 10h 20m. Fly via United Airlines, Virgin Atlantic, or Turkish Airlines 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.
What are the cheapest airlines flying from Buffalo to London round-trip?
British Airways, at C$ 636, was found to be the cheapest airline from Buffalo to London. An alternate airline flying to your destination would be JetBlue. British Airways is currently priced 37% below the average price you’ll pay for this route.
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, August is the cheapest month in which you can book a flight from Buffalo to London (average of C$ 648). Flying from Buffalo to London in June is currently the most expensive (average of C$ 1,042). 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

Sutton

Twickenham

Slough

Marlow

Milton Keynes

Romford

Watford

Bedford

Luton

Gatwick

Hounslow

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Buffalo to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	CheapestC$ 636	AverageC$ 648	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
JetBlue	CheapestC$ 886	AverageC$ 1,460	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Buffalo to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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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.

Cheap flights from Buffalo to London from C$ 412

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buffalo to London

Cheapest flights from Buffalo to LondonExplore 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 18 December 2025.

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 18 December 2025.

Find flight deals from Buffalo to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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.

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 round-trip flight from Buffalo to London. Price data was last updated on 12 December 2025.

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

What is the cheapest time of day to fly from BUF to LON?

Find hourly flight availability from Buffalo to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

How much does it cost to fly round-trip from Buffalo to London?

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

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

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

Average round-trip fare for 1-stop flights from Buffalo to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

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

Shortest average travel time for 1-stop one-way flights from Buffalo to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

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

Average layover duration for 1-stop one-way flights from Buffalo to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing London

Check out reviews from past customers who have flown with KLM,Virgin Atlantic, andUnited Airlines from Buffalo to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from Buffalo to London?

What are the cheapest airlines flying from Buffalo to London round-trip?

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Alternative routes for Buffalo to London

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Top 2 airlines flying from Buffalo to London

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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 18 December 2025.