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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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LON
8 Jul — 15 Jul1
1 adult

Cheap 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 3 July 2025.

Round-trip from

C$ 793

One-way from

C$ 412

Popular in

June

Cheapest in

January

Average price

C$ 1,285
British Airways
  • British Airways
  • 17/8-24/8
  • 2 total stops
  • 23h 50m total
  • Buffalo to London
British Airways
  • British Airways
  • 22/7
  • 1 total stop
  • 13h 24m total
  • Buffalo to London
Highest demand for flights based on searches. 16% potential increase in price (C$ 280 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
Average for round-trip flights in July 2025

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 3 July 2025.

Sun 17/86:59 p.m.BUF - LHR
1 stop10h 21mBritish Airways
Sun 24/810:05 a.m.LHR - BUF
1 stop13h 29mBritish Airways
Deal found 3/7C$ 793
Mon 13/102:00 p.m.BUF - LGW
1 stop14h 35mJetBlue
Thu 16/1012:10 p.m.LGW - BUF
1 stop13h 50mJetBlue
Deal found 3/7C$ 807
Wed 20/87:41 p.m.BUF - LHR
1 stop12h 29mVirgin Atlantic
Wed 3/911:30 a.m.LHR - BUF
2 stops16h 29mVirgin Atlantic
Deal found 1/7C$ 826
Tue 23/911:10 a.m.BUF - LHR
1 stop17h 05mDelta
Tue 30/911:45 a.m.LHR - BUF
2 stops17h 36mDelta
Deal found 1/7C$ 827
Wed 3/1212:00 p.m.BUF - LHR
1 stop16h 30mJetBlue
Thu 11/128:25 a.m.LHR - BUF
1 stop15h 14mJetBlue
Deal found 3/7C$ 865
Mon 11/811:10 a.m.BUF - LHR
2 stops14h 20mUnited Airlines
Wed 20/85:40 p.m.LHR - BUF
2 stops26h 44mUnited Airlines
Deal found 2/7C$ 995
Mon 22/94:43 p.m.BUF - LHR
2 stops18h 17mScandinavian Airlines
Mon 29/96:40 a.m.LHR - BUF
2 stops22h 41mScandinavian Airlines
Deal found 1/7C$ 1,008
Wed 3/127:00 a.m.BUF - LHR
2 stops19h 10mAir Canada
Fri 12/121:25 p.m.LHR - BUF
2 stops52h 47mAir Canada
Deal found 3/7C$ 1,014
Mon 25/811:35 a.m.BUF - LGW
1 stop17h 25mVirgin Atlantic
Sun 31/812:00 p.m.LGW - BUF
2 stops16h 18mVirgin Atlantic
Deal found 1/7C$ 1,017
Mon 18/83:51 p.m.BUF - LGW
1 stop13h 09mDelta
Mon 25/812:00 p.m.LGW - BUF
1 stop17h 53mDelta
Deal found 3/7C$ 1,036
Sun 5/109:48 a.m.BUF - LGW
2 stops18h 57mTAP AIR PORTUGAL
Mon 13/1012:05 p.m.LGW - BUF
2 stops25h 48mTAP AIR PORTUGAL
Deal found 2/7C$ 1,145
Tue 19/86:55 p.m.BUF - LGW
2 stops14h 45mMultiple Airlines
Tue 26/81:00 p.m.LGW - BUF
2 stops15h 59mMultiple Airlines
Deal found 2/7C$ 1,191

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 3 July 2025.
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 17/8

6:59 p.m.-10:20 a.m.

1 stop10h 21m

London Heathrow

Sun 24/8

10:05 a.m.-6:34 p.m.

1 stop13h 29m

C$ 793

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 13/10

2:00 p.m.-9:35 a.m.

1 stop14h 35m

London Gatwick

Thu 16/10

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

1 stop13h 50m

C$ 807

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 20/8

7:41 p.m.-1:10 p.m.

1 stop12h 29m

London Heathrow

Wed 3/9

11:30 a.m.-10:59 p.m.

2 stops16h 29m

C$ 826

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Tue 23/9

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

1 stop17h 05m

London Heathrow

Tue 30/9

11:45 a.m.-12:21 a.m.

2 stops17h 36m

C$ 827

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

12:00 p.m.-9:30 a.m.

1 stop16h 30m

London Heathrow

Thu 11/12

8:25 a.m.-6:39 p.m.

1 stop15h 14m

C$ 865

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 11/8

11:10 a.m.-6:30 a.m.

2 stops14h 20m

London Heathrow

Wed 20/8

5:40 p.m.-3:24 p.m.

2 stops26h 44m

C$ 995

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Mon 22/9

4:43 p.m.-4:00 p.m.

2 stops18h 17m

London Heathrow

Mon 29/9

6:40 a.m.-12:21 a.m.

2 stops22h 41m

C$ 1,008

BuffaloLondon

BUF - LHR

BUFLHR

Buffalo

Wed 3/12

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

2 stops19h 10m

London Heathrow

Fri 12/12

1:25 p.m.-1:12 p.m.

2 stops52h 47m

C$ 1,014

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 25/8

11:35 a.m.-10:00 a.m.

1 stop17h 25m

London Gatwick

Sun 31/8

12:00 p.m.-11:18 p.m.

2 stops16h 18m

C$ 1,017

BuffaloLondon

BUF - LGW

BUFLGW

Buffalo

Mon 18/8

3:51 p.m.-10:00 a.m.

1 stop13h 09m

London Gatwick

Mon 25/8

12:00 p.m.-12:53 a.m.

1 stop17h 53m

C$ 1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 31 results
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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
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 round-trip flight from Buffalo to London. Price data was last updated on 27 June 2025.

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$ 857). 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?

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 3 July 2025.

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.

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 3 July 2025.
Check out reviews from past customers who have flown with Delta,KLM, andAustrian 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.

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.
8.0
Very good

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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

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?

    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.

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

    British Airways, at C$ 793, was found to be the cheapest airline from Buffalo to London.Alternate airlines to your destination round-trip include JetBlue and Virgin Atlantic. British Airways is currently priced 21% 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 British Airways, with whom users have recently found tickets for as low as C$ 412. However, be on the lookout for offers from JetBlue and Delta, 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$ 857). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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Alternative routes for Buffalo to London

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

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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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