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Keflavik Intl

$241+ 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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KEF
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
1 adult, Economy
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Cheap 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 February 27, 2026.

This AirNGo deal was found by Cheapflights users on 2/24. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:50 pm
BOS
-
KEF
Nonstop5h 15m
Icelandair
Mon 4/137:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/24$318
This Ticket deal was found by Cheapflights users on 2/26. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2912:35 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Mon 4/67:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/26$324
This Mytrip deal was found by Cheapflights users on 2/24. 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 4/68:50 pm
BOS
-
KEF
Nonstop5h 15m
Icelandair
Mon 4/137:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/24$331
This Super.com deal was found by Cheapflights users on 2/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2911:00 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Thu 4/25:10 pm
KEF
-
BOS
Nonstop5h 40m
Icelandair
Deal found 2/25$334
This oojo deal was found by Cheapflights users on 2/24. 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.
Sun 4/2611:00 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Thu 4/307:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/24$337
This Trip.com deal was found by Cheapflights users on 2/24. 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 4/1111:00 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Sat 4/187:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/24$343
This Mytrip deal was found by Cheapflights users on 2/25. 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.
Sun 3/2911:00 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Fri 4/107:55 pm
KEF
-
BOS
Nonstop5h 50m
Icelandair
Deal found 2/25$349
This Super.com deal was found by Cheapflights users on 2/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1111:00 pm
BOS
-
KEF
Nonstop5h 10m
Icelandair
Thu 4/165:10 pm
KEF
-
BOS
Nonstop5h 40m
Icelandair
Deal found 2/23$350
This Mytrip deal was found by Cheapflights users on 2/26. 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.
Sat 4/48:50 pm
BOS
-
KEF
Nonstop5h 15m
Icelandair
Wed 4/85:10 pm
KEF
-
BOS
Nonstop5h 40m
Icelandair
Deal found 2/26$352
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:25 pm
EWR
-
KEF
Nonstop5h 50m
Icelandair
Fri 4/245:00 pm
KEF
-
EWR
Nonstop6h 15m
Icelandair
Deal found 2/24$367
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:25 pm
EWR
-
KEF
Nonstop5h 50m
Icelandair
Thu 4/235:00 pm
KEF
-
EWR
Nonstop6h 15m
Icelandair
Deal found 2/25$368
This Mytrip deal was found by Cheapflights users on 2/26. 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.
Sun 5/38:25 pm
EWR
-
KEF
Nonstop5h 50m
Icelandair
Sat 5/95:00 pm
KEF
-
EWR
Nonstop6h 15m
Icelandair
Deal found 2/26$369

Find 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 February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(AirNGo)

One-way from

$241
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$519

Good round-trip deal

$407 or less

Good one-way deal

$203 or less
Provider with most accurate pricing for New York (NYC)-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Reykjavik (REK) flights.
Search Deals
From USA to Reykjavik Keflavik Intl
Search Deals
One-way flight from USA to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from USA to Reykjavik Keflavik Intl.
Search Deals
Price to beat on a one-way flight from USA to Reykjavik Keflavik Intl.
Search Deals

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 February 27, 2026.
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

Fly to

Route

Depart

Return

Price

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 4/20

1:30 pm-9:30 am

1 stop16h 00m

Reykjavik Keflavik Intl

Mon 4/27

11:25 am-7:29 am

1 stop24h 04m

$390

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 4/20

8:59 pm-9:30 am

1 stop8h 31m

Reykjavik Keflavik Intl

Fri 4/24

11:25 am-7:29 am

1 stop24h 04m

$390

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Sun 4/19

4:00 pm-9:30 am

1 stop13h 30m

Reykjavik Keflavik Intl

Fri 4/24

11:25 am-7:29 am

1 stop24h 04m

$390

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Sun 4/12

10:50 pm-7:50 am

1 stop29h 00m

Reykjavik Keflavik Intl

Mon 4/20

8:35 am-7:10 pm

1 stop14h 35m

$392

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Sat 5/2

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Fri 5/8

8:50 am-9:50 pm

1 stop17h 00m

$405

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Tue 4/14

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Sun 4/19

11:25 am-1:29 pm

Nonstop6h 04m

$405

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Wed 8/26

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Mon 9/14

11:25 am-1:30 pm

Nonstop6h 05m

$420

NewarkReykjavik

EWR - KEF

EWRKEF

Newark

Mon 8/17

9:30 pm-8:50 am

1 stop31h 20m

Reykjavik Keflavik Intl

Mon 8/24

9:15 am-9:49 am

1 stop28h 34m

$425

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Fri 5/22

9:05 am-6:20 am

1 stop17h 15m

Reykjavik Keflavik Intl

Fri 5/29

11:25 am-11:37 pm

1 stop16h 12m

$426

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Thu 5/28

1:10 pm-6:20 am

1 stop13h 10m

Reykjavik Keflavik Intl

Mon 6/1

8:50 am-4:10 pm

1 stop11h 20m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 60 resultsSorted by cheapest first
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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, December is the cheapest month in which you can book a flight from USA to Reykjavik Keflavik Intl Airport (average of $212). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $370). 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 February 27, 2026.

It’s typically best to fly out from USA to Reykjavik Keflavik Intl Airport at noon. Doing so could potentially save you 13% on the flight price compared to flying in the morning, 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 February 21, 2026.

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. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from the United States to Reykjavik delayed?

About 16% of weekly flights between United States and Reykjavik have experienced delays in the past year, with the average delay time being 158 minutes.

What is the most punctual flight time for the United States to Reykjavik flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to Reykjavik flights?

Over the last year, Icelandair have had the lowest number of delays on this route, with just 15% of flights being delayed.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Reykjavik Keflavik Intl Airport trip
Our travel experts
Bill Fink

Bill Fink

Expert on Icelandair

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 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 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 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

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 February 27, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, 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.
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,965 reviews
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,241 reviews
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,352 reviews
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Icelandair
7.1
Good
617 reviews
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
PLAY
7.0
Good
Alaska Airlines
8.0
Very good
11,965 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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?

    KLM, Virgin Atlantic, and Finnair can get you from USA to Reykjavik Keflavik Intl Airport in just under 8h 31m. Your travel time can differ by up to 20h 29m. 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 PLAY, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from WorldTicket and WestJet, 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 New York LaGuardia - 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, December is the cheapest month in which you can book a flight from USA to Reykjavik Keflavik Intl Airport (average of $212). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $370). 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 10 airlines flying from USA to Keflavik Intl

Discover the top 10 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 February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$239Average$317FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$297Average$734FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$338Average$679FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$353Average$721FlexibilityNo cancel feeOn-time72%
DeltaCheapest$360Average$822FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$371Average$678FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$379Average$800FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$392Average$857FlexibilityNo cancel feeOn-time69%
WestJetCheapest$526Average$650FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$583Average$1,088FlexibilityNo cancel feeOn-time75%

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