$394+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — KEF
May 12 — May 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Atlanta to Keflavik Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Atlanta to Keflavik Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Atlanta to Keflavik IntlExplore 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 April 12, 2026.
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 April 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Mon 5/49:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Mon 5/115:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Fri 5/85:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:10 pm
ATL
- KEF
1 stop11h 45m
Multiple Airlines
Sat 5/237:50 pm
KEF
- ATL
1 stop16h 47m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$674
This CrystalTravel deal was found by Cheapflights users on 4/10. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:12 pm
ATL
- KEF
1 stop10h 43m
Icelandair
Mon 6/87:50 pm
KEF
- ATL
1 stop17h 13m
Icelandair
Deal found 4/10![Icelandair logo]()
$676
This oojo deal was found by Cheapflights users on 4/8. 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.
Fri 9/251:00 pm
ATL
- KEF
1 stop15h 10m
Icelandair
Sun 10/47:55 pm
KEF
- ATL
1 stop20h 06m
Icelandair
Deal found 4/8![Icelandair logo]()
$677
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Thu 5/289:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Tue 6/95:00 pm
KEF
- ATL
1 stop12h 04m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$688
This oojo deal was found by Cheapflights users on 4/8. 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.
Tue 5/511:10 am
ATL
- KEF
1 stop15h 10m
Icelandair
Tue 5/125:00 pm
KEF
- ATL
1 stop21h 07m
Icelandair
Deal found 4/8![Icelandair logo]()
$690
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 4/2811:00 am
ATL
- KEF
2 stops15h 15m
Multiple Airlines
Tue 5/55:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$694
This oojo deal was found by Cheapflights users on 4/7. 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.
Fri 10/25:15 pm
ATL
- KEF
1 stop10h 55m
Icelandair
Wed 10/75:10 pm
KEF
- ATL
1 stop11h 02m
Icelandair
Deal found 4/7![Icelandair logo]()
$699
This oojo deal was found by Cheapflights users on 4/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:00 pm
ATL
- KEF
1 stop15h 10m
Icelandair
Wed 10/75:10 pm
KEF
- ATL
1 stop11h 02m
Icelandair
Deal found 4/10![Icelandair logo]()
$700
Best flights from Atlanta to Keflavik IntlDiscover carefully curated flight deals from Atlanta to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 12, 2026.
Discover carefully curated flight deals from Atlanta to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 12, 2026.
This Icelandair deal was found by Cheapflights users on 4/11. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:10 pm
ATL
- KEF
1 stop11h 00m
Multiple Airlines
Tue 6/25:00 pm
KEF
- ATL
1 stop20h 03m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:09 pm
ATL
- KEF
2 stops13h 21m
United Airlines
Fri 9/1811:00 am
KEF
- ATL
2 stops14h 36m
United Airlines
Deal found 4/9![United Airlines logo]()
$1,008
This Icelandair deal was found by Cheapflights users on 4/11. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:05 pm
ATL
- KEF
1 stop16h 05m
Icelandair
Sun 7/267:50 pm
KEF
- ATL
1 stop17h 27m
Icelandair
Deal found 4/11![Icelandair logo]()
$1,027
This United Airlines deal was found by Cheapflights users on 4/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:12 pm
ATL
- KEF
2 stops56h 33m
United Airlines
Sun 10/49:15 am
KEF
- ATL
3 stops58h 12m
United Airlines
Deal found 4/10![United Airlines logo]()
$1,063
This Icelandair deal was found by Cheapflights users on 4/9. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:25 pm
ATL
- KEF
1 stop9h 00m
Multiple Airlines
Sun 7/2610:45 am
KEF
- ATL
1 stop18h 10m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,067
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Mon 7/62:41 pm
ATL
- KEF
3 stops13h 14m
United Airlines
Tue 7/149:15 am
KEF
- ATL
2 stops29h 53m
United Airlines
Deal found 4/7![United Airlines logo]()
$1,092
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Wed 7/227:32 pm
ATL
- KEF
1 stop8h 58m
United Airlines
Wed 7/2910:00 am
KEF
- ATL
2 stops32h 34m
United Airlines
Deal found 4/8![United Airlines logo]()
$1,093
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Mon 7/202:41 pm
ATL
- KEF
2 stops12h 19m
United Airlines
Tue 7/289:15 am
KEF
- ATL
1 stop11h 04m
United Airlines
Deal found 4/8![United Airlines logo]()
$1,102
This United Airlines deal was found by Cheapflights users on 4/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/132:41 pm
ATL
- KEF
2 stops12h 19m
United Airlines
Sun 7/2612:00 pm
KEF
- ATL
2 stops16h 30m
United Airlines
Deal found 4/10![United Airlines logo]()
$1,134
Last-minute flights from Atlanta to Keflavik IntlDiscover last-minute flight deals from Atlanta to Keflavik Intl. Data last updated April 12, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Keflavik Intl. Data last updated April 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 4/2811:00 am
ATL
- KEF
2 stops15h 15m
Multiple Airlines
Tue 5/55:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Mon 5/49:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Mon 5/115:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Fri 5/85:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$670
This oojo deal was found by Cheapflights users on 4/8. 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.
Tue 5/511:10 am
ATL
- KEF
1 stop15h 10m
Icelandair
Tue 5/125:00 pm
KEF
- ATL
1 stop21h 07m
Icelandair
Deal found 4/8![Icelandair logo]()
$690
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Thu 5/79:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Wed 5/135:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:10 pm
ATL
- KEF
1 stop11h 45m
Multiple Airlines
Sat 5/237:50 pm
KEF
- ATL
1 stop16h 47m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$674
This FlightHub deal was found by Cheapflights users on 4/7. 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 5/277:05 pm
ATL
- KEF
1 stop9h 05m
Icelandair
Tue 6/95:00 pm
KEF
- ATL
1 stop20h 03m
Icelandair
Deal found 4/7![Icelandair logo]()
$705
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/272:25 pm
ATL
- KEF
1 stop12h 00m
Multiple Airlines
Wed 6/105:00 pm
KEF
- ATL
1 stop10h 43m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Thu 5/289:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Tue 6/95:00 pm
KEF
- ATL
1 stop12h 04m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$688
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Thu 5/289:25 am
ATL
- KEF
1 stop16h 50m
Multiple Airlines
Sat 6/65:00 pm
KEF
- ATL
1 stop12h 08m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$716
One-way flights from Atlanta to Keflavik IntlSearch for one-way flight options from Atlanta to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated April 12, 2026.
Search for one-way flight options from Atlanta to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated April 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Mon 6/88:15 am
ATL
- KEF
2 stops19h 25m
WestJet
Deal found 4/8![WestJet logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Sat 6/65:05 am
ATL
- KEF
2 stops46h 35m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$431
This oojo deal was found by Cheapflights users on 4/7. 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.
Thu 9/310:10 am
ATL
- KEF
1 stop18h 45m
Icelandair
Deal found 4/7![Icelandair logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 6/239:25 pm
ATL
- KEF
2 stops30h 15m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$450
This Mytrip deal was found by Cheapflights users on 4/7. 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.
Thu 8/207:00 am
ATL
- KEF
3 stops20h 40m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$453
This oojo deal was found by Cheapflights users on 4/8. 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.
Tue 6/26:12 pm
ATL
- KEF
1 stop10h 43m
Icelandair
Deal found 4/8![Icelandair logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 4/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:15 am
ATL
- KEF
2 stops19h 25m
WestJet
Deal found 4/10![WestJet logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Sat 6/68:15 am
ATL
- KEF
3 stops43h 25m
WestJet
Deal found 4/8![WestJet logo]()
$467
This oojo deal was found by Cheapflights users on 4/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:33 am
ATL
- KEF
1 stop17h 22m
Icelandair
Deal found 4/10![Icelandair logo]()
$468
This oojo deal was found by Cheapflights users on 4/7. 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.
Thu 8/2012:05 pm
ATL
- KEF
1 stop14h 00m
Icelandair
Deal found 4/7![Icelandair logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Mon 6/158:15 am
ATL
- KEF
1 stop19h 25m
WestJet
Deal found 4/7![WestJet logo]()
$475
Find 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 April 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $651 (Kiwi.com) |
One-way from | $394 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $968 |
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 April 12, 2026.
Use the filters below to find and compare flights from Atlanta to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Tue 5/26
6:10 pm-9:10 am
1 stop11h 00m
Reykjavik Keflavik Intl
Tue 6/2
5:00 pm-9:03 am
1 stop20h 03m
$841
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Fri 9/11
3:09 pm-8:30 am
2 stops13h 21m
Reykjavik Keflavik Intl
Fri 9/18
11:00 am-9:36 pm
2 stops14h 36m
$1,008
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Mon 7/13
12:05 pm-8:10 am
1 stop16h 05m
Reykjavik Keflavik Intl
Sun 7/26
7:50 pm-9:17 am
1 stop17h 27m
$1,027
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Fri 9/25
8:12 pm-8:45 am
2 stops56h 33m
Reykjavik Keflavik Intl
Sun 10/4
9:15 am-3:27 pm
3 stops58h 12m
$1,063
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Wed 7/15
5:25 pm-6:25 am
1 stop9h 00m
Reykjavik Keflavik Intl
Sun 7/26
10:45 am-12:55 am
1 stop18h 10m
$1,067
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Mon 7/6
2:41 pm-7:55 am
3 stops13h 14m
Reykjavik Keflavik Intl
Tue 7/14
9:15 am-11:08 am
2 stops29h 53m
$1,092
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Wed 7/22
7:32 pm-8:30 am
1 stop8h 58m
Reykjavik Keflavik Intl
Wed 7/29
10:00 am-2:34 pm
2 stops32h 34m
$1,093
Quickest round-trip
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Mon 7/20
2:41 pm-7:00 am
2 stops12h 19m
Reykjavik Keflavik Intl
Tue 7/28
9:15 am-4:19 pm
1 stop11h 04m
$1,102
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Mon 7/13
2:41 pm-7:00 am
2 stops12h 19m
Reykjavik Keflavik Intl
Sun 7/26
12:00 pm-12:30 am
2 stops16h 30m
$1,134
Cheapest one-way
AtlantaReykjavik
ATL - KEF
ATLKEF
Atlanta Hartsfield-Jackson
Thu 8/20
7:00 am-7:40 am
3 stops20h 40m
$453
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Atlanta to Keflavik Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Keflavik Intl in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Atlanta-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ATL-KEF
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 April 10, 2026.
The best time to book flights from Atlanta to Reykjavik Keflavik Intl Airport is 58 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.
How much does it cost to fly round-trip from Atlanta to Reykjavik Keflavik Intl Airport?
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 12, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andScandinavian Airlines from Atlanta 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.
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
2.0
MediocreSantiago,Apr 2024
ATL - JNB
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
2.0
MediocreSantiago,Apr 2024
ATL - JNB
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
2.0
MediocreSantiago,Apr 2024
ATL - JNB
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
2.0
MediocreSantiago,Apr 2024
ATL - JNB
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
2.0
MediocreSantiago,Apr 2024
ATL - JNB
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.
Traveling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsKeflavik
Hveragerdi
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Keflavik Intl flight routes
Other flight options
Other flights from Atlanta
Popular flights
Alternative routes for Atlanta to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Keflavik Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Atlanta to Keflavik Intl by cabin class
Find flights from Atlanta to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Keflavik Intl
Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 12, 2026.
Atlanta and Keflavik Intl flights
Browse other Atlanta and Keflavik Intl flight options. Last updated on April 12, 2026.
Other flights from Atlanta
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on April 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Atlanta to Keflavik Intl
Discover the top 4 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 April 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$681 | Average$1,080 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$731 | Average$1,015 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$759 | Average$951 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$787 | Average$908 | FlexibilityNo cancel fee | On-time76% |