How long is the flight from Buffalo to London?

There are many flights that can get you from Buffalo to London in 9h 49m. Fly via Delta, United Airlines, or JetBlue to get the fastest option. The distance from Buffalo to London is about 5729 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$ 635, 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 38% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Buffalo to London one-way?

The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as C$ 480. However, be on the lookout for offers from United Airlines and TAP AIR PORTUGAL, as they are both options that can get you from Buffalo to London for a low price.

What is the cheapest day to fly from Buffalo to London?

Travelers seeking maximum savings on their Buffalo to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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$ 480+ Cheap Flights from Buffalo to London

Cheap flight deals from Buffalo to London

Round-trip from	C$ 718
One-way from	C$ 480
Popular in	June
Cheapest in	January
Average price	C$ 905

United Airlines
15/10-22/10
3 total stops
24h 58m total
Buffalo to London

Search Deals

JetBlue
10/10
1 total stop
15h 30m total
Buffalo to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 230 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Buffalo to London

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 17 September 2025.

Wed 15/107:45 p.m.BUF - LHR

1 stop9h 55mUnited Airlines

Wed 22/106:50 a.m.LHR - BUF

2 stops15h 03mUnited Airlines

Deal found 17/9C$ 718

Wed 1/1011:10 a.m.BUF - LHR

1 stop17h 05mDelta

Wed 8/1011:30 a.m.LHR - BUF

2 stops17h 26mDelta

Deal found 17/9C$ 722

Tue 7/1011:15 a.m.BUF - LHR

1 stop14h 10mVirgin Atlantic

Tue 14/108:25 p.m.LHR - BUF

1 stop19h 06mVirgin Atlantic

Deal found 15/9C$ 732

Wed 1/103:51 p.m.BUF - LHR

1 stop11h 59mKLM

Wed 8/1010:55 a.m.LHR - BUF

1 stop13h 00mKLM

Deal found 17/9C$ 733

Thu 16/105:55 p.m.BUF - LHR

1 stop12h 50mUnited Airlines

Thu 23/106:50 a.m.LHR - BUF

2 stops15h 03mUnited Airlines

Deal found 16/9C$ 785

Tue 21/1010:55 a.m.BUF - LHR

2 stops14h 00mUnited Airlines

Mon 3/1111:10 a.m.LHR - BUF

2 stops16h 48mUnited Airlines

Deal found 16/9C$ 787

Fri 5/125:47 p.m.BUF - LHR

1 stop9h 58mDelta

Thu 11/129:00 a.m.LHR - BUF

2 stops18h 57mDelta

Deal found 15/9C$ 790

Thu 25/96:00 a.m.BUF - LHR

1 stop19h 45mDelta

Wed 1/1011:30 a.m.LHR - BUF

2 stops16h 26mDelta

Deal found 17/9C$ 791

Thu 25/97:45 p.m.BUF - LHR

1 stop30h 10mUnited Airlines

Wed 1/107:45 a.m.LHR - BUF

2 stops16h 08mUnited Airlines

Deal found 16/9C$ 794

Wed 15/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 825

Sun 28/97:00 a.m.BUF - LGW

1 stop21h 35mJetBlue

Tue 7/1012:10 p.m.LGW - BUF

1 stop25h 43mJetBlue

Deal found 15/9C$ 841

Fri 17/102:04 p.m.BUF - LGW

1 stop14h 31mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 846

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 17 September 2025.

Tue 14/104:35 p.m.BUF - LHR

1 stop15h 55mDelta

Tue 28/108:55 a.m.LHR - BUF

2 stops18h 48mDelta

Deal found 17/9C$ 722

Sat 10/12:49 p.m.BUF - LHR

2 stops35h 21mUnited Airlines

Sat 17/112:05 p.m.LHR - BUF

2 stops37h 36mUnited Airlines

Deal found 16/9C$ 783

Thu 16/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 825

Wed 15/109:38 a.m.BUF - LGW

2 stops19h 17mTurkish Airlines

Mon 20/105:30 a.m.LGW - BUF

2 stops21h 30mTurkish Airlines

Deal found 17/9C$ 1,329

Sun 1/39:15 a.m.BUF - LGW

2 stops25h 30mTAP AIR PORTUGAL

Wed 4/310:40 a.m.LGW - BUF

2 stops26h 49mTAP AIR PORTUGAL

Deal found 15/9C$ 1,344

Wed 1/1011:10 a.m.BUF - LHR

1 stop17h 05mDelta

Wed 8/1011:30 a.m.LHR - BUF

2 stops17h 26mDelta

Deal found 17/9C$ 722

Thu 16/105:55 p.m.BUF - LHR

1 stop12h 50mUnited Airlines

Thu 23/106:50 a.m.LHR - BUF

2 stops15h 03mUnited Airlines

Deal found 16/9C$ 785

Wed 15/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 825

Fri 5/125:47 p.m.BUF - LHR

1 stop9h 58mDelta

Thu 11/129:00 a.m.LHR - BUF

2 stops18h 57mDelta

Deal found 15/9C$ 790

Thu 11/123:00 p.m.BUF - LHR

1 stop10h 40mUnited Airlines

Tue 23/1210:25 a.m.LHR - BUF

1 stop15h 52mUnited Airlines

Deal found 16/9C$ 801

Wed 1/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Wed 8/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 17/9C$ 846

Thu 16/107:30 p.m.BUF - LHR

2 stops13h 00mDelta

Thu 23/106:15 a.m.LHR - BUF

2 stops17h 10mDelta

Deal found 16/9C$ 796

Fri 17/102:04 p.m.BUF - LGW

1 stop14h 31mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 846

Wed 15/103:56 p.m.BUF - LHR

1 stop11h 59mDelta

Mon 20/108:10 p.m.LHR - BUF

1 stop19h 21mDelta

Deal found 16/9C$ 801

Wed 1/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Sun 12/1012:10 p.m.LGW - BUF

1 stop25h 43mJetBlue

Deal found 16/9C$ 861

Fri 10/102:04 p.m.BUF - LGW

1 stop14h 31mJetBlue

Tue 14/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 907

Thu 16/108:25 p.m.BUF - LGW

2 stops20h 55mTurkish Airlines

Mon 20/105:30 a.m.LGW - BUF

2 stops21h 30mTurkish Airlines

Deal found 17/9C$ 1,329

Last-minute flights from Buffalo to London
Discover last-minute flight deals from Buffalo to London. Data last updated 17 September 2025 and is based on user searches.

Thu 25/96:00 a.m.BUF - LHR

1 stop19h 45mDelta

Wed 1/1011:30 a.m.LHR - BUF

2 stops16h 26mDelta

Deal found 17/9C$ 791

Thu 25/97:45 p.m.BUF - LHR

1 stop30h 10mUnited Airlines

Wed 1/107:45 a.m.LHR - BUF

2 stops16h 08mUnited Airlines

Deal found 16/9C$ 794

Sun 28/97:00 a.m.BUF - LGW

1 stop21h 35mJetBlue

Tue 7/1012:10 p.m.LGW - BUF

1 stop25h 43mJetBlue

Deal found 15/9C$ 841

Wed 1/1011:10 a.m.BUF - LHR

1 stop17h 05mDelta

Wed 8/1011:30 a.m.LHR - BUF

2 stops17h 26mDelta

Deal found 17/9C$ 722

Wed 1/103:51 p.m.BUF - LHR

1 stop11h 59mKLM

Wed 8/1010:55 a.m.LHR - BUF

1 stop13h 00mKLM

Deal found 17/9C$ 733

Tue 7/1011:15 a.m.BUF - LHR

1 stop14h 10mVirgin Atlantic

Tue 14/108:25 p.m.LHR - BUF

1 stop19h 06mVirgin Atlantic

Deal found 15/9C$ 732

Wed 15/107:45 p.m.BUF - LHR

1 stop9h 55mUnited Airlines

Wed 22/106:50 a.m.LHR - BUF

2 stops15h 03mUnited Airlines

Deal found 17/9C$ 718

Wed 15/106:46 p.m.BUF - LGW

1 stop9h 49mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 825

Thu 16/105:55 p.m.BUF - LHR

1 stop12h 50mUnited Airlines

Thu 23/106:50 a.m.LHR - BUF

2 stops15h 03mUnited Airlines

Deal found 16/9C$ 785

Thu 16/107:30 p.m.BUF - LHR

2 stops13h 00mDelta

Thu 23/106:15 a.m.LHR - BUF

2 stops17h 10mDelta

Deal found 16/9C$ 796

Fri 17/102:04 p.m.BUF - LGW

1 stop14h 31mJetBlue

Mon 20/1012:10 p.m.LGW - BUF

1 stop13h 50mJetBlue

Deal found 16/9C$ 846

Tue 21/1010:55 a.m.BUF - LHR

2 stops14h 00mUnited Airlines

Mon 3/1111:10 a.m.LHR - BUF

2 stops16h 48mUnited Airlines

Deal found 16/9C$ 787

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 17 September 2025.

Fri 10/1010:00 a.m.BUF - LHR

1 stop15h 30mJetBlue

Deal found 16/9C$ 480

Fri 10/102:04 p.m.BUF - LGW

1 stop14h 31mJetBlue

Deal found 17/9C$ 480

Sun 12/106:30 a.m.BUF - LHR

2 stops19h 00mUnited Airlines

Deal found 17/9C$ 549

Thu 9/107:07 a.m.BUF - LHR

2 stops18h 48mUnited Airlines

Deal found 16/9C$ 611

Fri 10/107:45 p.m.BUF - LHR

2 stops29h 45mUnited Airlines

Deal found 17/9C$ 627

Mon 13/1012:49 p.m.BUF - LHR

2 stops15h 01mDelta

Deal found 15/9C$ 631

Sun 12/106:05 p.m.BUF - LHR

3 stops23h 50mTAP AIR PORTUGAL

Deal found 16/9C$ 744

Wed 24/96:10 p.m.BUF - LHR

3 stops18h 35mTAP AIR PORTUGAL

Deal found 17/9C$ 1,029

Fri 10/106:05 p.m.BUF - LGW

3 stops21h 20mTAP AIR PORTUGAL

Deal found 16/9C$ 1,201

Wed 24/93:51 p.m.BUF - LHR

1 stop15h 14mDelta

Deal found 17/9C$ 1,938

Sat 27/93:20 p.m.BUF - LHR

2 stops15h 35mMultiple Airlines

Deal found 16/9C$ 3,742

Sat 27/93:55 p.m.BUF - LGW

1 stop11h 15mBritish Airways

Deal found 16/9C$ 15,590

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 14/10

4:35 p.m.-1:30 p.m.

1 stop15h 55m

London Heathrow

Tue 28/10

8:55 a.m.-11:43 p.m.

2 stops18h 48m

C$ 722

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 1/10

11:10 a.m.-9:15 a.m.

1 stop17h 05m

London Heathrow

Wed 8/10

11:30 a.m.-11:56 p.m.

2 stops17h 26m

C$ 722

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 10/1

2:49 p.m.-7:10 a.m.

2 stops35h 21m

London Heathrow

Sat 17/1

12:05 p.m.-8:41 p.m.

2 stops37h 36m

C$ 783

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 16/10

5:55 p.m.-11:45 a.m.

1 stop12h 50m

London Heathrow

Thu 23/10

6:50 a.m.-4:53 p.m.

2 stops15h 03m

C$ 785

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Fri 5/12

5:47 p.m.-8:45 a.m.

1 stop9h 58m

London Heathrow

Thu 11/12

9:00 a.m.-10:57 p.m.

2 stops18h 57m

C$ 790

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 16/10

7:30 p.m.-1:30 p.m.

2 stops13h 00m

London Heathrow

Thu 23/10

6:15 a.m.-6:25 p.m.

2 stops17h 10m

C$ 796

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 11/12

3:00 p.m.-6:40 a.m.

1 stop10h 40m

London Heathrow

Tue 23/12

10:25 a.m.-9:17 p.m.

1 stop15h 52m

C$ 801

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 15/10

3:56 p.m.-8:55 a.m.

1 stop11h 59m

London Heathrow

Mon 20/10

8:10 p.m.-10:31 a.m.

1 stop19h 21m

C$ 801

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Thu 16/10

6:46 p.m.-9:35 a.m.

1 stop9h 49m

London Gatwick

Mon 20/10

12:10 p.m.-9:00 p.m.

1 stop13h 50m

C$ 825

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Wed 15/10

6:46 p.m.-9:35 a.m.

1 stop9h 49m

London Gatwick

Mon 20/10

12:10 p.m.-9:00 p.m.

1 stop13h 50m

C$ 825

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 29 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 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, January is the cheapest month in which you can book a flight from Buffalo to London (average of C$ 560). Flying from Buffalo to London in July is currently the most expensive (average of C$ 856). 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 afternoon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

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

New York (JFK) – chosen by Cheapflights users on 49% 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$ 635.

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

Flights via Philadelphia (PHL) have the shortest average one-way travel time for 1-stop routes: 9h 42m.

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,United Airlines, andVirgin Atlantic 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

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

United Airlines

7.4

Good

8,926 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Virgin Atlantic

7.4

Good

664 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

JetBlue

7.2

Good

2,914 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

British Airways

6.7

Okay

7,367 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 9h 49m. Fly via Delta, United Airlines, or JetBlue to get the fastest option. The distance from Buffalo to London is about 5729 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$ 635, 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 38% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Buffalo to London one-way?
The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as C$ 480. However, be on the lookout for offers from United Airlines and TAP AIR PORTUGAL, as they are both options that can get you from Buffalo to London for a low price.
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$ 560). Flying from Buffalo to London in July is currently the most expensive (average of C$ 856). 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

Brentford

Sutton

Hounslow

Slough

Marlow

Milton Keynes

Romford

Watford

Bedford

Luton

Southall

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$ 635	AverageC$ 647	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
JetBlue	CheapestC$ 706	AverageC$ 1,142	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$ 480

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buffalo to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 17 September 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 17 September 2025.

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 September 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 17 September 2025.

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,United Airlines, andVirgin Atlantic 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?

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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 17 September 2025.