How long is the flight from USA to Reykjavik Keflavik Intl Airport?

PLAY, Icelandair, and United Airlines can get you from USA to Reykjavik Keflavik Intl Airport in just under 5h 10m. Your travel time can differ by up to 14h 15m. The distance from USA to Reykjavik Keflavik Intl Airport is about 2406 mi. This flight may include one or multiple stops.

What is the cheapest month to book a flight from USA to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from USA to Reykjavik Keflavik Intl Airport (average of $328). Flying from USA to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $654). 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.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, 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 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular routes from USA to Reykjavik Keflavik Intl Airport?

Most travelers choose New York John F Kennedy Intl - Reykjavik Keflavik Intl, Newark - Reykjavik Keflavik Intl or Boston Logan Intl - Reykjavik Keflavik Intl when deciding on the best route from USA to Reykjavik Keflavik Intl Airport.

What are the most popular airlines that fly from USA to Reykjavik Keflavik Intl Airport?

American Airlines, Air Canada and Air France are the most popular airlines when flying from USA to Reykjavik Keflavik Intl Airport.

How far in advance should I book a flight from USA to Reykjavik Keflavik Intl Airport?

Travelers have found it’s best to book a flight 47 days in advance to save up to 21% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 47 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from USA to Reykjavik Keflavik Intl Airport 1-2 weeks in advance for as low as $452, or $686 for flights within the next 24 hours.

What is the cheapest month to fly from USA to Reykjavik Keflavik Intl Airport?

May is one of the best times of the year to fly to Reykjavik Keflavik Intl Airport from USA. Prices for May average $465 per person but you can even find prices for as low as $258. The most expensive prices can be found in the month of December. Opting for a May flight can save you 54% on your journey compared to booking in December

What is the cheapest time of day to fly from US to KEF?

When flying from USA to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from USA to Keflavik Intl that include hotel bookings?

Yes. In addition to deals on USA to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from USA to Keflavik Intl?

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

Can I find deals for business class flights from USA to Keflavik Intl?

Yes. Cheapflights offers flight deals from USA to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$118+ Cheap Flights from the United States to Reykjavik Keflavik Intl Airport

Round-trip from	$277 (Mytrip)
One-way from	$118 (Mytrip)
Popular in	December
Cheapest in	May
Average price	$480
Good round-trip deal	$342 or less
Good one-way deal	$109 or less

Icelandair

Icelandair's Saga Premium offers wide aisles, generous legroom, and Icelandic cuisine.

Icelandair's Stopover Program allows a 3-7 day Iceland stop at no extra charge.

PLAY

PLAY Basic Plus includes priority boarding and a carry-on for budget travelers.

PLAY offers a free stopover in Reykjavík for up to 10 days on transatlantic flights.

Read more about PLAYby Victoria M. Walker

Delta

Delta's Comfort Plus offers extra legroom, early boarding, and upgraded snacks on international flights.

Delta One offers flat-bed seats with duvets and lumbar pillows on long-haul routes.

United Airlines

United's Polaris Business Class offers lie-flat seats, Saks Fifth Avenue bedding, and priority check-in.

United's Economy Plus offers extra legroom and priority boarding on international flights.

Read more about United Airlinesby Harriet Baskas

KLM

KLM's Economy Comfort offers 4 extra inches of legroom on long-haul flights.

KLM's premium economy offers extra width, legroom, and upgraded service in a mini-cabin.

Air Canada

Air Canada's Signature Class offers lie-flat seats and access to Signature Suite lounges.

Air Canada's Preferred Seats offer up to 4 extra inches of space in exit rows.

Read more about Air Canadaby Jessica Macdonald

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$232	Average$360	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$340	Average$791	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$370	Average$830	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$371	Average$835	FlexibilityNo cancel fee	On-time72%
KLM	Cheapest$371	Average$764	FlexibilityNo cancel fee	On-time75%
Air France	Cheapest$379	Average$803	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$393	Average$862	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$480	Average$772	FlexibilityNo cancel fee	On-time67%
WestJet	Cheapest$484	Average$661	FlexibilityNo cancel fee	On-time60%

$118+ Cheap flights from the United States to Keflavik Intl (KEF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from USA to Keflavik Intl

Keep the following information in mind while searching for USA to Keflavik Intl flight deals. Data was last updated agosto 20, 2025.

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Cheapest flights from USA to Keflavik IntlExplore the most affordable flight options available from USA to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.

Explore the most affordable flight options available from USA to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.

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The best insider tips for theUnited States to Reykjavik Keflavik Intl Airport flights

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Air Canada

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Best time to book a flight from USA to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from USA with our price prediction graph.

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Everything you need to know about your flight from the United States to Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from USA to Reykjavik Keflavik Intl Airport?

What is the cheapest time of day to fly from US to KEF?

Find hourly flight availability from USA to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 20, 2025.

Reviews of airlines servicing Keflavik Intl

Related info for your journey

Find useful and relevant information for your journey from USA to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from USA to Reykjavik Keflavik Intl Airport?

What are the most popular routes from USA to Reykjavik Keflavik Intl Airport?

Can I find deals for flights from USA to Keflavik Intl that include hotel bookings?

How can I find direct flights from USA to Keflavik Intl?

Can I find deals for business class flights from USA to Keflavik Intl?

What is the cheapest month to book a flight from USA to Reykjavik Keflavik Intl Airport?

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Cheapest flights from USA to Keflavik Intl
Explore the most affordable flight options available from USA to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.