Cheap flight tickets from Buffalo Niagara to Reykjavik Keflavik

Compare Buffalo Niagara to Reykjavik Keflavik flight deals

Find the cheapest month or even day of the year to fly to Reykjavik Keflavik

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Flight deals from Buffalo Niagara to Reykjavik Keflavik

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Reykjavik Keflavik Airport? If you want to travel next month, return fares start from RM2,678. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buffalo Niagara to Reykjavik Keflavik

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Reykjavik Keflavik flights are currently cheapest in May.

Buffalo Niagara to Reykjavik Keflavik: Alternative routes

Compare routes from Buffalo Niagara to Reykjavik below. You may find an airport to fly into that's cheaper, faster, or easier than Reykjavik Keflavik.

Buffalo to Reykjavik: Flight information

The things to know before you go.
Cheapest flight foundRM2,159
Cheapest month to flyMay

Finding cheap flights from Buffalo Niagara to Reykjavik Keflavik: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Reykjavik Keflavik is RM2,678. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buffalo Niagara to Reykjavik Keflavik. But we found flights with one or more stops from RM2,678.
As of April 2026, there are no flights flying from Buffalo Niagara to Reykjavik Keflavik.
The cheapest month to fly from Buffalo Niagara to Reykjavik Keflavik is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Reykjavik Keflavik Airport on Monday, 4 May 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and Reykjavik Keflavik Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik Keflavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Icelandair offers the cheapest flight tickets to Reykjavik Keflavik.

Travelling from Buffalo Niagara International Airport (BUF) to Keflavik International Airport (KEF): what you need to know

  • The timezone in Reykjavik is UTC+0, which is four hours ahead of Buffalo.

  • Get to the airport on time so you don't miss your BUF to KEF flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • Travelling during a peak month such as August? School holidays and other popular seasons can result in longer queues at airport checkpoints. Play it safe and arrive up to four hours before an international flight and two hours before a domestic departure.

  • If you want to split up your journey, just uncheck 'Direct flights only' when searching for your ticket from Buffalo Niagara International Airport to Keflavik International Airport. Here are the top stopovers between BUF and KEF:

    • Baltimore/Wash International Thurgood Marshall Airport

    • Washington Dulles International Airport

    • Raleigh-Durham International Airport

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Keflavik International Airport (KEF)

  • At the moment, RM2,159 is the lowest price we've seen for a one-way Buffalo Niagara International Airport to Keflavik International Airport flight. The best price for a return plane ticket is RM2,678. Bear in mind that fares could change due to availability when booking.

  • It's often best to book as early as possible if you want to find cheap tickets from BUF to KEF. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.

  • Finding cheap flights from Buffalo Niagara International Airport to Keflavik International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' search function to see the lowest prices throughout the month and score a great deal.

  • There's no need to check every day to find out if fares have dropped when you create a Price Alert. We'll let you know the moment there's a new deal on cheap flights from BUF to KEF.

  • Select your preferred departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Buffalo Niagara International Airport to Keflavik International Airport.

Handy information about Buffalo Niagara International Airport (BUF)

  • You'll find BUF at Genesee Street.

  • 75.46% of flights leaving from Buffalo Niagara International Airport make it to their destination on time.

  • To get to Buffalo Niagara International Airport from central Buffalo, it takes about 20 minutes if you're planning to drive. This depends on traffic though. It's approximately 18 kilometres from the airport to the city centre.

  • Catching public transport? You can expect a journey time of around 1 hour 15 minutes.

  • Get your trip off to a hassle-free start by staying near BUF. Whether you've booked an early flight from Buffalo Niagara International Airport to Keflavik International Airport or want to avoid feeling rushed, these stays are ideal:

Arriving at Keflavik International Airport (KEF)

Getting from Keflavik International Airport (KEF) to central Reykjavik

  • Keflavik International Airport is roughly 48 kilometres from the centre of Reykjavik. Driving there takes about 50 minutes.

  • Travelling on public transport will take you around 1 hour 15 minutes.

When to fly to Keflavik International Airport (KEF)

  • The quietest month for a flight from Buffalo Niagara International Airport to Keflavik International Airport is January, while July is the busiest. Pick the best time to visit Reykjavik based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from Buffalo Niagara International Airport to Keflavik International Airport, consider the type of weather you enjoy. July is the warmest month in Reykjavik, with temperatures ranging from 8ºC (46ºF) to 15ºC (59ºF).

  • For cooler conditions, search for a cheap ticket from BUF to KEF in December. Average temperatures are between -6ºC (21ºF) and 4ºC (39ºF) then.

Explore more of Iceland

  • Kópavogur is just one of the many places in Iceland waiting to be discovered once you've seen Reykjavik. Around 5 kilometres away to the south, popular attractions include Yndisgarðurinn, Fífu parkið and Elliðavatns-stífla.

  • If there's time to check out another corner of Iceland, head for Hafnarfjörður, about 10 kilometres south of Reykjavik. Höfðaskógur forest, Dog relief area in Hafnarfjordur and Víðistaðatún are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.