£241 Cheap Flights from Buffalo (BUF) to London (LHR)

You can find one-way and return flights from Buffalo, NY (BUF) to London (LHR) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BUF to LHR ticket fares go up or down.

January is typically the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to London (LHR-Heathrow), with average return fares around £526. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to London (LHR-Heathrow) include March and September.

Enter BUF to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

KLM is one of the cheapest airlines offering connecting return flights from Buffalo Niagara Intl. (BUF) to London Heathrow (LHR), with prices starting from around £507 for flights that can be booked for departure within the next year. These flights typically include a layover in John F. Kennedy Intl. (JFK). Prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Buffalo, NY (BUF) to London (LHR), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly from Buffalo Niagara International Airport (BUF) to London Heathrow (LHR) can vary. January and September tend to be the cheapest months, with average return flight prices around £526. However, if you're looking for more flight options and higher availability, August and October are typically the most popular months for this route. While there isn't a single month that is both the cheapest and most popular, you can consider September for a good balance of potentially lower fares and still a decent selection of flights.

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Buffalo, NY (BUF) to London (LHR). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

A flight from BUF to LHR with a layover takes around 10 hours, with the route covering approximately 5,702 kilometers. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Select the "Business class" and "First class" filters when looking for Buffalo, NY (BUF) to London (LHR) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.

It's easy to earn miles on a Buffalo, NY (BUF) to London (LHR) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from Buffalo, NY (BUF) to London (LHR) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Buffalo, NY (BUF) to London (LHR) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Buffalo, NY (BUF) to London (LHR) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.