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Keflavik Intl

$117+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KEF
Apr 27 — May 41
Sun 4/27
Sun 5/4
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 April 22, 2025.

Round-trip from

$285
(Mytrip)

One-way from

$117
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$434

Good round-trip deal

$404 or less

Good one-way deal

$175 or less
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. 5% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 22, 2025.

This Mytrip deal was found by Cheapflights users on 4/21. 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 10/227:15 pmSWF - KEF
Nonstop5h 35mPLAY
Wed 10/294:00 pmKEF - SWF
Nonstop6h 05mPLAY
Deal found 4/21$284
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 5/137:15 pmBOS - KEF
Nonstop5h 30mPLAY
Thu 5/153:45 pmKEF - BOS
Nonstop6h 05mPLAY
Deal found 4/22$296
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Fri 10/1011:35 pmBOS - KEF
Nonstop5h 10mIcelandair
Tue 10/148:10 pmKEF - BOS
Nonstop5h 50mIcelandair
Deal found 4/21$325
This PLAY deal was found by Cheapflights users on 4/21. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:05 pmBWI - KEF
Nonstop6h 00mPLAY
Tue 12/233:20 pmKEF - BWI
Nonstop6h 35mPLAY
Deal found 4/21$331
This FlightHub deal was found by Cheapflights users on 4/22. 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.
Wed 10/88:30 pmBWI - KEF
Nonstop5h 55mIcelandair
Tue 10/145:00 pmKEF - BWI
Nonstop6h 25mIcelandair
Deal found 4/22$348
This Ticket deal was found by Cheapflights users on 4/21. 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.
Thu 4/2411:50 pmJFK - KEF
Nonstop5h 40mAir France
Wed 4/3011:25 amKEF - JFK
Nonstop6h 05mAir France
Deal found 4/21$350
This FlightHub deal was found by Cheapflights users on 4/22. 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.
Wed 4/2311:10 pmJFK - KEF
Nonstop5h 45mIcelandair
Wed 4/305:00 pmKEF - JFK
Nonstop6h 10mIcelandair
Deal found 4/22$351
This PLAY deal was found by Cheapflights users on 4/22. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:25 amBOS - KEF
1 stop12h 40mMultiple Airlines
Thu 11/133:20 pmKEF - BOS
1 stop13h 09mMultiple Airlines
Deal found 4/22$362
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Mon 5/58:30 pmIAD - KEF
Nonstop5h 55mIcelandair
Tue 5/134:50 pmKEF - IAD
Nonstop6h 30mIcelandair
Deal found 4/21$367
This Ticket deal was found by Cheapflights users on 4/21. 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.
Wed 5/711:55 pmJFK - KEF
Nonstop5h 35mKLM
Sun 5/118:50 amKEF - JFK
1 stop18h 24mKLM
Deal found 4/21$375
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2411:50 pmJFK - KEF
Nonstop5h 40mDelta
Wed 4/3011:25 amKEF - JFK
Nonstop6h 05mDelta
Deal found 4/22$381
This AirNGo deal was found by Cheapflights users on 4/22. 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 5/311:55 pmJFK - KEF
Nonstop5h 35mVirgin Atlantic
Sun 5/1111:25 amKEF - JFK
Nonstop6h 05mVirgin Atlantic
Deal found 4/22$382

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 April 22, 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

New WindsorReykjavik

SWF - KEF

SWFKEF

New Windsor Stewart

Sun 7/20

7:15 pm-4:50 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Tue 7/22

4:00 pm-6:05 pm

Nonstop6h 05m

$285

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Tue 5/13

7:15 pm-4:45 am

Nonstop5h 30m

Reykjavik Keflavik Intl

Thu 5/15

3:45 pm-5:50 pm

Nonstop6h 05m

$296

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Fri 10/10

11:35 pm-8:45 am

Nonstop5h 10m

Reykjavik Keflavik Intl

Tue 10/14

8:10 pm-10:00 pm

Nonstop5h 50m

$325

BaltimoreReykjavik

BWI - KEF

BWIKEF

Baltimore/Washington

Thu 6/5

6:50 pm-4:55 am

Nonstop6h 05m

Reykjavik Keflavik Intl

Thu 6/12

3:05 pm-5:40 pm

Nonstop6h 35m

$332

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Sat 7/12

11:10 pm-8:55 am

Nonstop5h 45m

Reykjavik Keflavik Intl

Thu 7/17

7:55 pm-10:10 pm

Nonstop6h 15m

$351

Washington, D.C.Reykjavik

IAD - KEF

IADKEF

Washington, D.C. Dulles Intl

Mon 5/5

8:30 pm-6:25 am

Nonstop5h 55m

Reykjavik Keflavik Intl

Tue 5/13

4:50 pm-7:20 pm

Nonstop6h 30m

$367

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Wed 5/7

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Sun 5/11

8:50 am-11:14 pm

1 stop18h 24m

$375

BaltimoreReykjavik

BWI - KEF

BWIKEF

Baltimore/Washington

Tue 5/13

9:30 pm-4:45 am

1 stop27h 15m

Reykjavik Keflavik Intl

Sat 5/24

3:45 pm-7:31 am

1 stop19h 46m

$380

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Sat 5/3

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Sun 5/11

11:25 am-1:30 pm

Nonstop6h 05m

$382

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Sat 5/3

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Mon 5/12

11:25 am-1:30 pm

Nonstop6h 05m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

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 $328). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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 April 22, 2025.

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.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

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.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

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).

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 April 22, 2025.
Read through reviews of airlines operating flights from USA to Reykjavik, such as Delta, Alaska Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,906 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,331 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,920 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 $117. However, be on the lookout for offers from WestJet and WorldTicket, 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 Newark - Reykjavik Keflavik Intl, New York John F Kennedy Intl - Reykjavik Keflavik Intl or Chicago O'Hare 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 $328). Flying from USA to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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

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Alternative routes for USA to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$233Average$360FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$330Average$851FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$352Average$792FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$371Average$708FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$379Average$781FlexibilityNo cancel feeOn-time77%
KLMCheapest$379Average$874FlexibilityNo cancel feeOn-time75%
DeltaCheapest$387Average$805FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$387Average$678FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$419Average$935FlexibilityNo cancel feeOn-time69%

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