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Keflavik Intl

$152+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KEF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$306
(Ticket)

One-way from

$152
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$411

Good round-trip deal

$425 or less

Good one-way deal

$271 or less
Provider with most accurate pricing for New York (NYC)-Reykjavik (REK) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Reykjavik (REK) flights.
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From USA to Reykjavik Keflavik Intl
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One-way flight from USA to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 14% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from USA to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from USA to Reykjavik Keflavik Intl.
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Find flight deals from USA to Keflavik Intl

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 October 30, 2025.

This CrystalTravel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Sat 11/229:55 amKEF - BOS
Nonstop5h 40mIcelandair
Deal found 10/28$320
This CrystalTravel deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:35 amBOS - KEF
Nonstop5h 10mIcelandair
Wed 11/195:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/29$321
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:35 amBOS - KEF
Nonstop5h 10mIcelandair
Thu 12/185:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/28$322
This Ovago deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:35 amBOS - KEF
Nonstop5h 10mIcelandair
Sun 12/215:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/30$327
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Mon 12/155:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/30$332
This Gotogate deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Thu 11/135:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/29$333
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Mon 11/245:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/29$334
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Sat 11/159:55 amKEF - BOS
Nonstop5h 40mIcelandair
Deal found 10/28$336
This FlightHub deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/211:35 amBOS - KEF
Nonstop5h 10mIcelandair
Thu 11/65:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/29$337
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Wed 11/55:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/28$345
This CrystalTravel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:50 pmBOS - KEF
Nonstop5h 15mIcelandair
Thu 11/205:00 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 10/28$348
This CrystalTravel deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:35 pmEWR - KEF
Nonstop5h 40mIcelandair
Wed 11/195:00 pmKEF - EWR
Nonstop6h 25mIcelandair
Deal found 10/28$348

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to Keflavik Intl 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from the United States to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

USA

Fly to

Keflavik Intl

Route

Depart

Return

Price

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 1/14

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Wed 1/21

5:00 pm-5:50 pm

Nonstop5h 50m

$349

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 1/12

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Fri 1/16

5:00 pm-5:50 pm

Nonstop5h 50m

$349

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Tue 12/2

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Thu 12/11

5:00 pm-5:50 pm

Nonstop5h 50m

$349

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 1/12

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Tue 1/20

5:00 pm-5:50 pm

Nonstop5h 50m

$359

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 1/14

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Sun 1/18

5:00 pm-5:50 pm

Nonstop5h 50m

$369

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Sat 1/10

7:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Sun 1/18

5:00 pm-5:50 pm

Nonstop5h 50m

$369

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sun 2/22

7:40 pm-6:35 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Thu 2/26

4:50 pm-6:30 pm

Nonstop6h 40m

$379

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sun 3/1

7:40 pm-6:35 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Thu 3/5

4:50 pm-6:30 pm

Nonstop6h 40m

$379

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Sun 3/29

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Fri 4/10

4:50 pm-7:20 pm

Nonstop6h 30m

$379

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Wed 12/3

10:45 pm-9:15 am

1 stop29h 30m

Reykjavik Keflavik Intl

Wed 12/10

9:45 am-7:05 pm

1 stop14h 20m

$429

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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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.
Estimated round-trip 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 the United States to Reykjavik Keflavik Intl Airport

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 $216). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $360). 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 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 October 30, 2025.

It’s typically best to fly out from USA to Reykjavik Keflavik Intl Airport in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from USA to Keflavik Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their USA to Reykjavik Keflavik Intl Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Reykjavik Keflavik Intl Airport trip
Airlines
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.

Read more about Icelandairby Bill Fink
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.

Read more about Deltaby Harriet Baskas
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.

Read more about KLMby Gabriel Leigh
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
Our travel experts
Bill Fink

Bill Fink

Expert on Icelandair

Bill Fink

Bill Fink

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Read more
Victoria M. Walker

Victoria M. Walker

Expert on PLAY

Victoria M. Walker

Victoria M. Walker

Victoria M. Walker is an award-winning travel reporter who writes the “Carrying On” newsletter. Victoria writes about airlines and hotels and fell in love with travel after her first flight in 2014. She was raised in Virginia and is based in Brooklyn, NY. She is interested in finding the best pizza and coffee in every city she visits.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta and United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on KLM

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from the United States to Reykjavik Keflavik Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
562 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
PLAY
7.0
Good
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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?

    Icelandair, Finnair, and Scandinavian Airlines can get you from USA to Reykjavik Keflavik Intl Airport in just under 5h 15m. Your travel time can differ by up to 24h 15m. The distance from USA to Reykjavik Keflavik Intl Airport is about 2406 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from USA to Reykjavik Keflavik Intl Airport one-way?

    The cheapest airline one-way is Scandinavian Airlines, with whom users have recently found tickets for as low as $295. However, be on the lookout for offers from Icelandair and Lufthansa, as they are both options that can get you from USA to Reykjavik Keflavik Intl Airport for a low price.

  • 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.

  • 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.

  • 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 $216). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $360). 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top 9 airlines flying from USA to Keflavik Intl

Discover the top 9 airlines that operate flights from USA to Keflavik Intl. 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$233Average$366FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$326Average$793FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$367Average$739FlexibilityNo cancel feeOn-time67%
DeltaCheapest$368Average$814FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$371Average$835FlexibilityNo cancel feeOn-time72%
KLMCheapest$371Average$758FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$379Average$801FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$391Average$851FlexibilityNo cancel feeOn-time69%
WestJetCheapest$526Average$664FlexibilityNo cancel feeOn-time60%

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