Cheap flights from Buffalo to London Heathrow Airport from $299
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to London Heathrow Airport departing on 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Buffalo to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Virgin Atlantic flights from Buffalo to London Heathrow Airport
Our best Virgin Atlantic deals on Buffalo to London Heathrow Airport flight tickets
JetBlue flights from Buffalo to London Heathrow Airport
Our best JetBlue deals on Buffalo to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Buffalo to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Buffalo, with most prices found around $636. If you’re not able to fly to London Heathrow Airport in October, then January is your next best option. Flight prices from Buffalo to London Heathrow Airport during January average around $651.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Sunday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $740. The most expensive day to fly to London Heathrow Airport is Friday, with ticket prices averaging around $796.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Buffalo to London Heathrow Airport at noon for as low as $737. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $806.
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Buffalo when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $790 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Buffalo for as low as $641 on momondo.
What is the cheapest airline that flies from Buffalo to London Heathrow?
JetBlue, United Airlines, and Delta are the most popular carriers operating from Buffalo to London Heathrow
What airlines fly to London Heathrow Airport?
JetBlue, Delta and American Airlines are the top three most popular airlines that fly to London Heathrow Airport from Buffalo according to our data. JetBlue is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 6 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Buffalo to London Heathrow Airport
Cheap Buffalo to London Heathrow Airport (BUF to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Buffalo to London Heathrow Airport
How far is Buffalo to London Heathrow by plane?
London Heathrow is 3548.4 mi away from Buffalo. Flights usually cover this in 9h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Buffalo Airport to London Heathrow Airport?
Prices for flights from Buffalo Airport to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Buffalo Airport to London Heathrow Airport?
As of February 2025, there are 6 operators available to choose from for flights from Buffalo Airport to London Heathrow Airport.
How old do you have to be to fly from Buffalo Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Buffalo to London Heathrow Airport?
Based on momondo bookings for flights between Buffalo and London Heathrow Airport, the leading airline is JetBlue, making up 40% of the total bookings. Other popular airlines include American Airlines with 14%, Virgin Atlantic with 13%, and Delta with 13%.
Best airlines flying from Buffalo to London Heathrow Airport
Compare and see reviews for airlines that fly from Buffalo to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $454 | Free Cancellation | Rating 7.4 3,070 reviews | |||
| PriceFrom $554 | Free Cancellation | Rating 7.5 654 reviews | |||
| PriceFrom $554 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $555 | Free Cancellation | Rating 6.6 6,762 reviews | |||
| PriceFrom $581 | Free Cancellation | Rating 7.4 8,765 reviews | |||
| PriceFrom $615 | Free Cancellation | Rating 8.0 8,219 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Buffalo to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to London. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Buffalo to London with flexible booking policies on momondo?
Flights from Buffalo to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Buffalo to London?
momondo helps you find the best flight between Buffalo and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Buffalo to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Buffalo and alert you when they change.