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Keflavik Intl

$184+ Cheap flights from Atlanta (ATL) 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — KEF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Reykjavik Keflavik Intl are usually found in October or February, booked 75 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Atlanta to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$584
(Mytrip)

One-way from

$184
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$1,007
From Atlanta Hartsfield-Jackson to Reykjavik Keflavik Intl
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One-way flight from Atlanta Hartsfield-Jackson to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 8% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Atlanta to Keflavik Intl

Cheapest flights from Atlanta to Keflavik Intl
Explore the most affordable flight options available from Atlanta to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sun 9/212:52 pmATL - KEF
1 stop13h 53mMultiple Airlines
Sat 9/278:10 pmKEF - ATL
1 stop16h 47mMultiple Airlines
Deal found 6/9$581
This Mytrip deal was found by Cheapflights users on 6/12. 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 9/286:20 pmATL - KEF
2 stops33h 55mWestJet
Thu 10/29:35 amKEF - ATL
2 stops34h 20mWestJet
Deal found 6/12$588
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:15 pmATL - KEF
1 stop31h 30mAmerican Airlines
Thu 11/1311:40 amKEF - ATL
2 stops35h 02mAmerican Airlines
Deal found 6/11$614
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:55 pmATL - KEF
2 stops31h 10mScandinavian Airlines
Mon 10/1311:05 amKEF - ATL
2 stops34h 15mScandinavian Airlines
Deal found 6/10$618
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:15 pmATL - KEF
2 stops30h 00mFinnair
Mon 11/310:00 amKEF - ATL
2 stops38h 30mFinnair
Deal found 6/11$620
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/158:30 amATL - KEF
2 stops19h 50mUnited Airlines
Tue 8/199:50 amKEF - ATL
2 stops31h 52mUnited Airlines
Deal found 6/12$633
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/262:05 pmATL - KEF
1 stop14h 05mAir Canada
Fri 9/59:30 amKEF - ATL
2 stops36h 56mAir Canada
Deal found 6/11$652
This Gotogate deal was found by Cheapflights users on 6/12. 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.
Thu 10/306:20 amATL - KEF
2 stops31h 15mBritish Airways
Mon 11/311:45 amKEF - ATL
2 stops38h 54mBritish Airways
Deal found 6/12$695
This Ovago deal was found by Cheapflights users on 6/12. 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.
Tue 9/910:15 amATL - KEF
1 stop18h 15mLufthansa
Wed 9/1712:25 amKEF - ATL
1 stop17h 55mLufthansa
Deal found 6/12$700
This Delta deal was found by Cheapflights users on 6/9. 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.
Wed 8/134:40 pmATL - KEF
1 stop12h 50mDelta
Mon 8/1811:25 amKEF - ATL
1 stop13h 09mDelta
Deal found 6/9$740

Cheapflights Fare Finder

Customize your flight search to find flights from Atlanta 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 June 12, 2025.
Use the filters below to find and compare flights from Atlanta to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Atlanta

Fly to

Keflavik Intl

Route

Depart

Return

Price

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Sun 9/21

2:52 pm-8:45 am

1 stop13h 53m

Reykjavik Keflavik Intl

Sat 9/27

8:10 pm-8:57 am

1 stop16h 47m

$581

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Sun 9/28

6:20 pm-8:15 am

2 stops33h 55m

Reykjavik Keflavik Intl

Thu 10/2

9:35 am-3:55 pm

2 stops34h 20m

$588

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Tue 11/4

10:15 pm-10:45 am

1 stop31h 30m

Reykjavik Keflavik Intl

Thu 11/13

11:40 am-5:42 pm

2 stops35h 02m

$614

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Wed 10/8

7:55 pm-7:05 am

2 stops31h 10m

Reykjavik Keflavik Intl

Mon 10/13

11:05 am-5:20 pm

2 stops34h 15m

$618

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Wed 10/29

11:15 pm-9:15 am

2 stops30h 00m

Reykjavik Keflavik Intl

Mon 11/3

10:00 am-7:30 pm

2 stops38h 30m

$620

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Fri 8/15

8:30 am-8:20 am

2 stops19h 50m

Reykjavik Keflavik Intl

Tue 8/19

9:50 am-1:42 pm

2 stops31h 52m

$633

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Tue 8/26

2:05 pm-8:10 am

1 stop14h 05m

Reykjavik Keflavik Intl

Fri 9/5

9:30 am-6:26 pm

2 stops36h 56m

$652

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Thu 10/30

6:20 am-5:35 pm

2 stops31h 15m

Reykjavik Keflavik Intl

Mon 11/3

11:45 am-9:39 pm

2 stops38h 54m

$695

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Tue 9/9

10:15 am-8:30 am

1 stop18h 15m

Reykjavik Keflavik Intl

Wed 9/17

12:25 am-2:20 pm

1 stop17h 55m

$700

AtlantaReykjavik

ATL - KEF

ATLKEF

Atlanta Hartsfield-Jackson

Wed 8/13

4:40 pm-9:30 am

1 stop12h 50m

Reykjavik Keflavik Intl

Mon 8/18

11:25 am-8:34 pm

1 stop13h 09m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from Atlanta to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Atlanta 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 Atlanta to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Atlanta to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Keflavik Intl. Price data was last updated on June 9, 2025.

The best time to book flights from Atlanta to Reykjavik Keflavik Intl Airport is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Atlanta to Reykjavik Keflavik Intl Airport (average of $328). Flying from Atlanta to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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 ATL to KEF?

Find hourly flight availability from Atlanta 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 June 12, 2025.

When flying from Atlanta to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight in the afternoon.

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

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

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

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 June 12, 2025.
To help decide which airline to fly from Atlanta to Reykjavik, see what other customers have to say about Alaska Airlines, KLM and United Airlines. 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
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
KLM
7.8
Good
1,358 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Scandinavian Airlines
7.3
Good
1,387 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Atlanta 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 airport do you fly from for flights from Atlanta to Reykjavik Keflavik Intl?

    Located just 8.2 mi from the city center, Atlanta Hartsfield-Jackson is the airport most travelers will use when flying to Reykjavik Keflavik Intl from Atlanta. Booking flights from Hartsfield-Jackson (ATL) to Reykjavik Keflavik Intl should be relatively easy as there are 0 daily outbound flights to Reykjavik Keflavik Intl from 8 different airlines.

  • What are the cheapest airlines flying from Atlanta to Reykjavik Keflavik Intl Airport round-trip?

    Cheapflights users have booked flights from Atlanta to Reykjavik Keflavik Intl Airport round-trip from $609. Other airlines that can offer you cheap pricing are United Airlines, from $633, and Air Canada, from $652. These flights start at 36% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $376 on WestJet. Other airlines that offer cheap prices include Icelandair from $437 and United Airlines from $500 one-way.

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

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

  • How can I find direct flights from Atlanta to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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 Atlanta to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Atlanta to Reykjavik Keflavik Intl Airport (average of $328). Flying from Atlanta to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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.

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Alternative routes for Atlanta to Keflavik Intl

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Top 8 airlines flying from Atlanta to Keflavik Intl

Discover the top 8 airlines that operate flights from Atlanta 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$577Average$753FlexibilityNo cancel feeOn-time67%
DeltaCheapest$691Average$1,138FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$700Average$1,004FlexibilityNo cancel feeOn-time69%
KLMCheapest$764Average$966FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$766Average$892FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$788Average$970FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$788Average$1,110FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$807Average$1,172FlexibilityNo cancel feeOn-time77%

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