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

JetBlue, at $594, was found to be the cheapest airline from Buffalo to London.Alternate airlines to your destination round-trip include Delta and Virgin Atlantic. JetBlue is 21% cheaper than the average price of flights available within the next 90 days to this destination.

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

$319 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Scandinavian Airlines and Air Canada, with prices starting from $447 and $452, respectively.

What are the most popular routes from Buffalo to London?

When deciding which route to take from Buffalo to London consider Buffalo - London Heathrow, Buffalo - London Gatwick or Buffalo - London City as they are the most popular.

What are the most popular airlines that fly from Buffalo to London?

Consider American Airlines, JetBlue or British Airways when booking your flight. These represent the most popular airlines when flying from Buffalo to London.

What is the cheapest day to fly round-trip from Buffalo to London?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 22% on the overall cost on flights from Buffalo to London.

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

Find a great deal and save up to 10% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Buffalo to London within the next two weeks, with the cheapest ticket starting at $588.

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

Our data shows that January tends to be the cheapest month to fly to London from Buffalo. Users have commonly found prices around $758 for the month, but tickets can be as low as $535. Due to multiple factors, prepare for potentially higher prices in June.

Most accurate provider : When it comes to deals on Buffalo-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Buffalo-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to London. You should not have trouble finding flights to London from Buffalo; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to London. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

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.

$319+ Save on Flights from Buffalo to London

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Find cheap flights from Buffalo to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Buffalo to London are usually found in January or October, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Buffalo to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$594 (JetBlue)
One-way from	$319 (JetBlue)
Popular in	June
Cheapest in	January
Average price	$720

Provider with most accurate pricing for Buffalo-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Buffalo-London (LON) flights.

Search Deals

From Buffalo to London (LON)

Search Deals

One-way flight from Buffalo to London (LON)

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($188 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 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 March 25, 2025.

Mon 10/66:00 pmBUF - LGW

1 stop10h 35mJetBlue

Wed 10/1512:10 pmLGW - BUF

1 stop13h 46mJetBlue

Deal found 3/24

$568

Sat 3/297:00 amBUF - LHR

1 stop18h 30mJetBlue

Fri 4/118:25 amLHR - BUF

1 stop19h 35mJetBlue

Deal found 3/24

$582

Wed 4/1612:50 pmBUF - LHR

1 stop15h 05mDelta

Wed 4/236:15 amLHR - BUF

2 stops16h 25mDelta

Deal found 3/24

$596

Tue 4/85:54 pmBUF - LHR

1 stop10h 01mKLM

Tue 4/1510:55 amLHR - BUF

1 stop13h 24mKLM

Deal found 3/23

$604

Thu 5/89:51 amBUF - LGW

1 stop19h 09mMultiple Airlines

Thu 5/152:00 pmLGW - BUF

1 stop33h 28mMultiple Airlines

Deal found 3/24

$623

Wed 5/147:59 pmBUF - LHR

1 stop10h 26mVirgin Atlantic

Wed 5/2112:55 pmLHR - BUF

1 stop16h 45mVirgin Atlantic

Deal found 3/24

$634

Sun 4/136:42 pmBUF - LHR

1 stop13h 48mAir France

Wed 4/3011:45 amLHR - BUF

1 stop16h 15mAir France

Deal found 3/23

$638

Thu 5/812:40 pmBUF - LGW

2 stops14h 30mAmerican Airlines

Thu 5/153:05 pmLGW - BUF

2 stops25h 11mAmerican Airlines

Deal found 3/24

$642

Wed 5/73:54 pmBUF - LHR

1 stop9h 46mBritish Airways

Wed 5/147:35 pmLHR - BUF

2 stops32h 16mBritish Airways

Deal found 3/23

$658

Thu 5/86:45 amBUF - LHR

2 stops22h 15mAir Canada

Thu 5/153:50 pmLHR - BUF

2 stops30h 05mAir Canada

Deal found 3/23

$676

Wed 5/711:59 amBUF - LHR

2 stops16h 36mScandinavian Airlines

Wed 5/146:40 amLHR - BUF

2 stops22h 13mScandinavian Airlines

Deal found 3/23

$693

Wed 5/72:50 pmBUF - LHR

1 stop11h 05mUnited Airlines

Wed 5/148:40 amLHR - BUF

2 stops17h 42mUnited Airlines

Deal found 3/23

$712

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 March 25, 2025.

Fri 4/411:19 amBUF - LHR

1 stop17h 11mJetBlue

Fri 4/118:25 amLHR - BUF

1 stop14h 52mJetBlue

Deal found 3/24

$594

Wed 4/166:45 pmBUF - LHR

1 stop13h 45mDelta

Wed 4/236:15 amLHR - BUF

2 stops16h 25mDelta

Deal found 3/24

$596

Wed 4/1612:05 pmBUF - LHR

1 stop20h 25mVirgin Atlantic

Wed 4/2311:45 amLHR - BUF

1 stop16h 15mVirgin Atlantic

Deal found 3/24

$604

Thu 5/89:51 amBUF - LGW

1 stop19h 09mMultiple Airlines

Thu 5/152:00 pmLGW - BUF

1 stop33h 28mMultiple Airlines

Deal found 3/24

$623

Wed 5/712:40 pmBUF - LGW

2 stops14h 30mAmerican Airlines

Wed 5/143:05 pmLGW - BUF

2 stops25h 11mAmerican Airlines

Deal found 3/23

$642

Thu 5/86:45 amBUF - LHR

2 stops22h 15mAir Canada

Thu 5/153:50 pmLHR - BUF

2 stops30h 05mAir Canada

Deal found 3/23

$676

Fri 5/96:00 pmBUF - LHR

1 stop11h 30mBritish Airways

Fri 5/163:30 pmLHR - BUF

1 stop12h 52mBritish Airways

Deal found 3/24

$691

Sun 4/2711:40 amBUF - LHR

2 stops21h 55mScandinavian Airlines

Wed 5/1410:20 amLHR - BUF

2 stops19h 20mScandinavian Airlines

Deal found 3/24

$694

Sun 4/136:36 pmBUF - LHR

1 stop11h 34mKLM

Mon 4/213:15 pmLHR - BUF

1 stop13h 42mKLM

Deal found 3/24

$699

Thu 5/86:45 amBUF - LHR

1 stop18h 35mUnited Airlines

Thu 5/151:45 pmLHR - BUF

2 stops32h 10mUnited Airlines

Deal found 3/23

$712

Sun 8/317:15 pmBUF - LHR

1 stop32h 35mAir France

Mon 9/157:45 pmLHR - BUF

2 stops24h 26mAir France

Deal found 3/24

$841

Sun 5/186:30 amBUF - LHR

2 stops32h 50mIcelandair

Wed 5/289:25 pmLHR - BUF

2 stops41h 06mIcelandair

Deal found 3/23

$896

Last-minute flights from Buffalo to London
Discover last-minute flight deals from Buffalo to London. Data last updated March 25, 2025 and is based on user searches.

Tue 3/2512:15 pmBUF - LHR

2 stops42h 35mIcelandair

Tue 4/19:25 pmLHR - BUF

2 stops30h 35mIcelandair

Deal found 3/24

$898

Sat 3/297:00 amBUF - LHR

1 stop18h 30mJetBlue

Fri 4/118:25 amLHR - BUF

1 stop19h 35mJetBlue

Deal found 3/24

$582

Sat 3/297:21 pmBUF - LHR

1 stop29h 34mLufthansa

Fri 4/1112:00 pmLHR - BUF

1 stop11h 30mLufthansa

Deal found 3/24

$936

Sat 3/295:57 pmBUF - LHR

2 stops31h 33mAir Canada

Fri 4/112:05 pmLHR - BUF

2 stops31h 50mAir Canada

Deal found 3/24

$937

Sat 3/297:00 amBUF - LHR

3 stops18h 30mMultiple Airlines

Fri 4/112:05 pmLHR - BUF

2 stops14h 39mMultiple Airlines

Deal found 3/24

$1,002

Sat 3/294:00 pmBUF - LHR

1 stop9h 45mDelta

Fri 4/1112:25 pmLHR - BUF

2 stops15h 29mDelta

Deal found 3/24

$1,012

Sat 3/2912:15 pmBUF - LHR

2 stops14h 45mAer Lingus

Fri 4/117:40 amLHR - BUF

2 stops20h 20mAer Lingus

Deal found 3/24

$1,199

Sat 3/294:00 pmBUF - LHR

3 stops19h 25mScandinavian Airlines

Fri 4/116:40 amLHR - BUF

3 stops22h 58mScandinavian Airlines

Deal found 3/24

$1,776

Sun 3/309:20 amBUF - LGW

2 stops21h 25mMultiple Airlines

Thu 4/31:00 pmLGW - BUF

2 stops15h 00mMultiple Airlines

Deal found 3/24

$988

Sun 3/309:20 amBUF - LHR

2 stops27h 25mTAP AIR PORTUGAL

Thu 4/36:00 amLHR - BUF

2 stops31h 40mTAP AIR PORTUGAL

Deal found 3/24

$1,053

Sun 3/3011:18 amBUF - LHR

1 stop15h 02mBritish Airways

Thu 4/38:55 amLHR - BUF

2 stops18h 51mBritish Airways

Deal found 3/23

$1,710

Mon 3/316:00 amBUF - LHR

1 stop9h 40mUnited Airlines

Tue 4/111:05 amLHR - BUF

1 stop15h 06mUnited Airlines

Deal found 3/22

$1,733

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 March 25, 2025.

Thu 4/249:00 amBUF - LHR

1 stop16h 30mJetBlue

Deal found 3/24

$319

Sat 5/39:51 amBUF - LGW

1 stop19h 09mMultiple Airlines

Deal found 3/24

$364

Wed 8/2711:40 amBUF - LHR

2 stops16h 55mScandinavian Airlines

Deal found 3/24

$447

Sat 5/35:57 pmBUF - LHR

2 stops31h 33mAir Canada

Deal found 3/24

$452

Thu 8/711:22 amBUF - LHR

2 stops18h 18mUnited Airlines

Deal found 3/24

$469

Sat 5/179:24 amBUF - LGW

2 stops17h 46mAmerican Airlines

Deal found 3/24

$469

Tue 5/612:44 pmBUF - LHR

3 stops39h 26mMultiple Airlines

Deal found 3/24

$501

Wed 5/72:50 pmBUF - LCY

2 stops16h 40mUnited Airlines

Deal found 3/23

$528

Wed 5/1412:05 pmBUF - LCY

2 stops14h 10mDelta

Deal found 3/23

$547

Wed 5/146:10 amBUF - LGW

2 stops26h 50mTAP AIR PORTUGAL

Deal found 3/23

$561

Tue 4/157:45 pmBUF - LHR

1 stop9h 55mLufthansa

Deal found 3/24

$565

Sat 6/146:30 amBUF - LHR

2 stops24h 35mWestJet

Deal found 3/24

$572

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

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sat 3/29

7:00 am-5:30 am

1 stop18h 30m

London Heathrow

Fri 4/11

8:25 am-11:00 pm

1 stop19h 35m

$582

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 4/16

12:50 pm-8:55 am

1 stop15h 05m

London Heathrow

Wed 4/23

6:15 am-5:40 pm

2 stops16h 25m

$596

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 4/8

5:54 pm-8:55 am

1 stop10h 01m

London Heathrow

Tue 4/15

10:55 am-7:19 pm

1 stop13h 24m

$604

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Thu 5/8

9:51 am-10:00 am

1 stop19h 09m

London Gatwick

Thu 5/15

2:00 pm-6:28 pm

1 stop33h 28m

$623

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 5/14

7:59 pm-11:25 am

1 stop10h 26m

London Heathrow

Wed 5/21

12:55 pm-12:40 am

1 stop16h 45m

$634

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Sun 4/13

6:42 pm-1:30 pm

1 stop13h 48m

London Heathrow

Wed 4/30

11:45 am-11:00 pm

1 stop16h 15m

$638

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Thu 5/8

12:40 pm-8:10 am

2 stops14h 30m

London Gatwick

Thu 5/15

3:05 pm-11:16 am

2 stops25h 11m

$642

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 5/7

3:54 pm-6:40 am

1 stop9h 46m

London Heathrow

Wed 5/14

7:35 pm-10:51 pm

2 stops32h 16m

$658

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Thu 5/8

6:45 am-10:00 am

2 stops22h 15m

London Heathrow

Thu 5/15

3:50 pm-4:55 pm

2 stops30h 05m

$676

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 5/7

11:59 am-9:35 am

2 stops16h 36m

London Heathrow

Wed 5/14

6:40 am-11:53 pm

2 stops22h 13m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 60 results

...

Compare providers for flights from Buffalo to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to London in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Buffalo-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Buffalo-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

To ensure you get the cheapest price possible for a flight from Buffalo to London, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Buffalo to London (average of $661). Flying from Buffalo to London in June is currently the most expensive (average of $1,115). 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?

One of the essential ways to save on airfare from Buffalo to London is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

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 Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

See what other customers who have flown with Delta, KLM and Air France from Buffalo to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,318 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,423 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,605 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.4

Good

634 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Buffalo to London?
Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to London. You should not have trouble finding flights to London from Buffalo; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to London. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.
What are the cheapest airlines flying from Buffalo to London round-trip?
JetBlue, at $594, was found to be the cheapest airline from Buffalo to London.Alternate airlines to your destination round-trip include Delta and Virgin Atlantic. JetBlue is 21% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Buffalo to London one-way?
$319 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Scandinavian Airlines and Air Canada, with prices starting from $447 and $452, respectively.
What are the most popular routes from Buffalo to London?
When deciding which route to take from Buffalo to London consider Buffalo - London Heathrow, Buffalo - London Gatwick or Buffalo - London City as they are the most popular.
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, November is the cheapest month in which you can book a flight from Buffalo to London (average of $661). Flying from Buffalo to London in June is currently the most expensive (average of $1,115). 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

Hounslow

Hayes

Thornton Heath

Luton

Wembley

Harrow

Horley

Canterbury

Gatwick

Dover

Orpington

Watford

Milton Keynes

Croydon

Borehamwood

Bromley

Folkestone

Ilford

Aylesbury

Sutton

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Buffalo to London

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$454	Average$801	FlexibilityNo cancel fee	On-time62%
Virgin Atlantic	Cheapest$554	Average$735	FlexibilityNo cancel fee	On-time72%
American Airlines	Cheapest$554	Average$756	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$555	Average$696	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$581	Average$803	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$596	Average$782	FlexibilityNo cancel fee	On-timeN/A

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$319+ Cheap flights from Buffalo (BUF) to London (LON)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Buffalo to London are usually found in January or October, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Buffalo to London

Most accurate provider

Most trusted provider

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 March 25, 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 March 25, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Buffalo to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to London in March.

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 March 21, 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 March 25, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to London. Price data was last updated on September 15, 2024.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

See what other customers who have flown with Delta, KLM and Air France from Buffalo to London have to say. Users can see the overall rating for each airline as well as how each is rated 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.

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Alternative routes for Buffalo to London

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Top 6 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 March 25, 2025.