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Cheap flights from London Heathrow Airport to Buffalo from £418

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUF
25 Mar — 1 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Buffalo are usually found in April or November, booked 68 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 20 March 2025.

Round-trip from

£418

Popular in

August

Cheapest in

April

Average price

£609
United Airlines
  • United Airlines
  • 5/5-21/5
  • 4 total stops
  • 43h 25m total
  • London to Buffalo
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 20 March 2025.

Mon 5/514:05LHR - BUF
2 stops24h 40mUnited Airlines
Wed 21/506:45BUF - LHR
2 stops18h 45mUnited Airlines
Deal found 20/3£418
Mon 5/508:15LHR - BUF
1 stop15h 50mJetBlue
Tue 20/506:00BUF - LHR
1 stop9h 45mJetBlue
Deal found 20/3£474
Mon 5/511:45LHR - BUF
2 stops17h 42mDelta
Tue 20/519:59BUF - LHR
1 stop10h 26mDelta
Deal found 20/3£554
Tue 1/416:05LHR - BUF
1 stop13h 15mVirgin Atlantic
Tue 8/407:00BUF - LHR
2 stops18h 45mVirgin Atlantic
Deal found 19/3£609
Mon 24/307:25LHR - BUF
2 stops17h 15mIcelandair
Thu 27/308:45BUF - LHR
2 stops17h 10mIcelandair
Deal found 20/3£667
Mon 5/506:40LHR - BUF
3 stops22h 47mScandinavian Airlines
Wed 21/507:00BUF - LHR
2 stops28h 25mScandinavian Airlines
Deal found 20/3£707
Mon 19/515:20LHR - BUF
1 stop13h 37mAustrian Airlines
Sat 7/608:20BUF - LHR
1 stop16h 35mAustrian Airlines
Deal found 20/3£820
Sat 12/409:15LHR - BUF
1 stop12h 05mFinnair
Sun 20/416:00BUF - LHR
2 stops10h 50mFinnair
Deal found 19/3£854
Fri 11/416:05LHR - BUF
1 stop13h 33mKLM
Sat 19/415:52BUF - LHR
1 stop11h 58mKLM
Deal found 19/3£906
Wed 23/708:00LHR - BUF
2 stops30h 00mTAP AIR PORTUGAL
Wed 6/818:04BUF - LHR
3 stops18h 41mTAP AIR PORTUGAL
Deal found 20/3£1,022
Tue 22/718:00LHR - BUF
2 stops20h 43mLufthansa
Tue 5/813:55BUF - LHR
1 stop11h 25mLufthansa
Deal found 20/3£1,038
Fri 21/316:00LHR - BUF
1 stop11h 28mMultiple Airlines
Mon 31/307:00BUF - LHR
2 stops18h 35mMultiple Airlines
Deal found 19/3£1,050

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 20 March 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

Mon 5/5

14:05-09:45

2 stops24h 40m

Buffalo

Wed 21/5

06:45-06:30

2 stops18h 45m

£418

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 5/5

08:15-19:05

1 stop15h 50m

Buffalo

Tue 20/5

06:00-20:45

1 stop9h 45m

£474

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 5/5

11:45-00:27

2 stops17h 42m

Buffalo

Tue 20/5

19:59-11:25

1 stop10h 26m

£554

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Tue 1/4

16:05-00:20

1 stop13h 15m

Buffalo

Tue 8/4

07:00-06:45

2 stops18h 45m

£609

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 24/3

07:25-20:40

2 stops17h 15m

Buffalo

Thu 27/3

08:45-05:55

2 stops17h 10m

£667

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 5/5

06:40-00:27

3 stops22h 47m

Buffalo

Wed 21/5

07:00-16:25

2 stops28h 25m

£707

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Mon 19/5

15:20-23:57

1 stop13h 37m

Buffalo

Sat 7/6

08:20-05:55

1 stop16h 35m

£820

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 12/4

09:15-16:20

1 stop12h 05m

Buffalo

Sun 20/4

16:00-07:50

2 stops10h 50m

£854

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Fri 11/4

16:05-00:38

1 stop13h 33m

Buffalo

Sat 19/4

15:52-08:50

1 stop11h 58m

£906

LondonBuffalo

LHR - BUF

LHRBUF

London Heathrow

Sat 3/5

07:45-18:52

2 stops16h 07m

Buffalo

Sat 10/5

14:50-20:55

2 stops25h 05m

£963

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 19 results
1
2

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 14 March 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 68 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 20 March 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.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Buffalo. Price data was last updated on 16 December 2024.

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

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 20 March 2025.
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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
7,896 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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
1,060 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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
768 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

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 £418. Other airlines that can offer you cheap pricing are JetBlue, from £474, and Delta, from £554. United Airlines is currently priced 34% 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 £678 on WestJet. Other airlines that offer cheap prices include JetBlue from £858 and Virgin Atlantic from £2,204 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

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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 20 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£387Average£590FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£425Average£590FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£501Average£624FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£519Average£665FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£524Average£640FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£538Average£609FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£556Average£862FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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