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Cheap flights from London Heathrow Airport to Buffalo from £412

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
10 Jun — 17 Jun1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Buffalo are usually found in February or September, booked 8 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Heathrow to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Buffalo (BUF). 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 5 June 2025.

Round-trip from

£412

Popular in

August

Cheapest in

February

Average price

£620
JetBlue
  • JetBlue
  • 26/9-29/9
  • 2 total stops
  • 25h 50m total
  • London to Buffalo
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Heathrow to Buffalo

Cheapest flights from Heathrow to Buffalo
Explore the most affordable flight options available from Heathrow to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 June 2025.

Fri 26/908:15LHR - BUF
1 stop16h 05mJetBlue
Mon 29/906:00BUF - LHR
1 stop9h 45mJetBlue
Deal found 4/6£412
Fri 26/908:25LHR - BUF
2 stops15h 55mIcelandair
Mon 29/906:00BUF - LHR
1 stop9h 45mIcelandair
Deal found 4/6£474
Thu 4/1212:05LHR - BUF
2 stops16h 31mUnited Airlines
Tue 9/1213:55BUF - LHR
2 stops13h 30mUnited Airlines
Deal found 4/6£586
Mon 22/910:55LHR - BUF
2 stops17h 08mVirgin Atlantic
Thu 25/919:15BUF - LHR
1 stop10h 00mVirgin Atlantic
Deal found 4/6£599
Thu 4/1206:40LHR - BUF
2 stops22h 15mScandinavian Airlines
Tue 9/1209:55BUF - LHR
3 stops18h 25mScandinavian Airlines
Deal found 4/6£610
Fri 11/706:55LHR - BUF
2 stops21h 49mLufthansa
Mon 10/1119:30BUF - LHR
1 stop10h 20mLufthansa
Deal found 4/6£666
Sun 13/721:45LHR - BUF
2 stops28h 11mBritish Airways
Mon 10/1113:34BUF - LHR
1 stop12h 01mBritish Airways
Deal found 4/6£679
Mon 22/911:20LHR - BUF
3 stops26h 33mTAP AIR PORTUGAL
Thu 25/909:48BUF - LHR
2 stops20h 12mTAP AIR PORTUGAL
Deal found 4/6£722
Sat 12/716:50LHR - BUF
1 stop13h 03mDelta
Sat 15/1114:00BUF - LHR
2 stops11h 55mDelta
Deal found 4/6£738
Tue 15/708:30LHR - BUF
2 stops33h 51mAir Canada
Wed 12/1107:00BUF - LHR
2 stops19h 10mAir Canada
Deal found 4/6£795
Thu 10/706:30LHR - BUF
2 stops22h 29mLOT
Fri 14/1112:45BUF - LHR
2 stops23h 35mLOT
Deal found 4/6£851
Sat 14/606:00LHR - BUF
2 stops20h 24mMultiple Airlines
Mon 25/818:30BUF - LHR
1 stop9h 25mMultiple Airlines
Deal found 3/6£1,097

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Buffalo 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 5 June 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Buffalo that are best for you.

Fly from

Heathrow

Fly to

Buffalo

Route

Depart

Return

Price

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 26/9

08:15-19:20

1 stop16h 05m

Buffalo

Mon 29/9

06:00-20:45

1 stop9h 45m

£412

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 26/9

08:25-19:20

2 stops15h 55m

Buffalo

Mon 29/9

06:00-20:45

1 stop9h 45m

£474

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Thu 30/10

08:30-21:00

2 stops16h 30m

Buffalo

Mon 3/11

19:30-06:40

1 stop30h 10m

£590

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 22/9

10:55-23:03

2 stops17h 08m

Buffalo

Thu 25/9

19:15-10:15

1 stop10h 00m

£599

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 11/7

06:55-23:44

2 stops21h 49m

Buffalo

Mon 10/11

19:30-10:50

1 stop10h 20m

£666

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sun 13/7

21:45-20:56

2 stops28h 11m

Buffalo

Mon 10/11

13:34-06:35

1 stop12h 01m

£679

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 22/9

11:20-08:53

3 stops26h 33m

Buffalo

Thu 25/9

09:48-11:00

2 stops20h 12m

£722

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 12/7

12:25-00:53

1 stop17h 28m

Buffalo

Sat 8/11

12:50-07:40

2 stops13h 50m

£738

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 19/7

06:40-00:53

2 stops23h 13m

Buffalo

Sat 26/7

17:03-17:40

2 stops19h 37m

£785

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 15/7

08:30-13:21

2 stops33h 51m

Buffalo

Wed 12/11

07:00-07:10

2 stops19h 10m

£795

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Showing 1-10 of 24 results
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Best time to book a flight from Heathrow to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Heathrow 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 London Heathrow Airport to Buffalo

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Buffalo. Price data was last updated on 23 May 2025.

The price you pay for your flight from London Heathrow Airport to Buffalo may vary depending on when you book. For the best chance of a lower fare, look to book 8 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of £687). Flying from London Heathrow Airport to Buffalo in July is currently the most expensive (average of £985). 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 LHR to BUF?

Find hourly flight availability from Heathrow to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 June 2025.

When flying from London Heathrow Airport to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 7% versus a flight in the morning.

Rainfall in Buffalo by month

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

In terms of precipitation, rainfall in Buffalo ranges from 64.0 - 102.0 inches per month. November is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Buffalo when rainfall is around 64.0 mm.

Temperature in Buffalo by month

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

If weather is an important factor for your trip to Buffalo, 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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated 5 June 2025.
Peruse reviews from past customers who have flown with Delta, LOT and Austrian Airlines from London to Buffalo to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,956 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LOT
7.6
Good
1,075 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Austrian Airlines
7.6
Good
799 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,774 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Buffalo. 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 into for flights to Buffalo from London Heathrow?

    Buffalo (BUF), located 8.3 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Buffalo. 7 airlines have flights to Buffalo from London Heathrow on a regular basis. Booking flights from London Heathrow to Buffalo should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

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

    Cheapflights users have booked flights from London Heathrow Airport to Buffalo round-trip from £412. Other airlines that can offer you cheap pricing are Icelandair, from £474, and United Airlines, from £590. JetBlue is currently priced 33% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as £484 on Aer Lingus. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £584 and JetBlue from £592 one-way.

  • Can I find deals for flights from Heathrow to Buffalo that include hotel bookings?

    Yes. In addition to deals on Heathrow to Buffalo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Buffalo.

  • Can I find deals for business class flights from Heathrow to Buffalo?

    Yes. Cheapflights offers flight deals from Heathrow to Buffalo 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 London Heathrow Airport to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Buffalo (average of £687). Flying from London Heathrow Airport to Buffalo in July is currently the most expensive (average of £985). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Heathrow to Buffalo

Discover the top 7 airlines that operate flights from Heathrow to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 June 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£372Average£552FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£385Average£554FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£497Average£640FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£506Average£632FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£516Average£584FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£533Average£674FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£585Average£850FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Heathrow to Buffalo flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Buffalo?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Buffalo.

Can Cheapflights find flights from Heathrow to Buffalo with no change fees?

Certainly. Search results for flights to Buffalo from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Buffalo from Heathrow today and book when prices fit your budget.

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