$708+ Cheap flights from South Dakota to Keflavik Intl (KEF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — KEF
Jan 28 — Feb 41
1 adult, Economy
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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
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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 South Dakota to Keflavik Intl
Best flights from South Dakota to Keflavik IntlDiscover carefully curated flight deals from South Dakota to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 29, 2025.
Discover carefully curated flight deals from South Dakota to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 29, 2025.
This Delta deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 amRAP - KEF
2 stops21h 30mDelta
Sat 5/99:30 amKEF - RAP
1 stop18h 28mDelta
Deal found 12/28![Delta logo]()
$708
This KLM deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:00 amRAP - KEF
2 stops40h 30mMultiple Airlines
Sat 5/99:30 amKEF - RAP
1 stop18h 28mMultiple Airlines
Deal found 12/28![Multiple Airlines logo]()
$716
This Air France deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:00 amRAP - KEF
2 stops40h 30mAir France
Sat 5/911:25 amKEF - RAP
2 stops40h 33mAir France
Deal found 12/28![Air France logo]()
$719
This Ovago deal was found by Cheapflights users on 12/27. 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.
Mon 3/161:38 pmFSD - KEF
2 stops19h 42mLufthansa
Sun 3/223:20 pmKEF - FSD
2 stops35h 42mLufthansa
Deal found 12/27![Lufthansa logo]()
$1,060
This American Airlines deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 amRAP - KEF
2 stops21h 55mMultiple Airlines
Sat 5/98:35 amKEF - RAP
2 stops32h 39mMultiple Airlines
Deal found 12/28![Multiple Airlines logo]()
$813
This American Airlines deal was found by Cheapflights users on 12/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:00 amRAP - KEF
2 stops28h 15mAmerican Airlines
Thu 2/511:45 amKEF - RAP
2 stops32h 49mAmerican Airlines
Deal found 12/26![American Airlines logo]()
$2,419
This Kiwi.com deal was found by Cheapflights users on 12/27. 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 3/168:55 pmFSD - KEF
1 stop28h 10mMultiple Airlines
Sun 3/224:50 pmKEF - FSD
2 stops32h 15mMultiple Airlines
Deal found 12/27![Multiple Airlines logo]()
$1,313
Find flight deals from South Dakota to Keflavik Intl
Keep the following information in mind while searching for South Dakota to Keflavik Intl flight deals. Data was last updated December 29, 2025.
Round-trip from | $708 (Delta) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from South Dakota 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 December 29, 2025.
Use the filters below to find and compare flights from South Dakota to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
South Dakota
Fly to
Keflavik Intl
Route
Depart
Return
Price
Rapid CityReykjavik
RAP - KEF
RAPKEF
Rapid City
Mon 4/27
6:00 am-9:30 am
2 stops21h 30m
Reykjavik Keflavik Intl
Sat 5/9
9:30 am-9:58 pm
1 stop18h 28m
$708
Rapid CityReykjavik
RAP - KEF
RAPKEF
Rapid City
Sun 4/26
11:00 am-9:30 am
2 stops40h 30m
Reykjavik Keflavik Intl
Sat 5/9
9:30 am-9:58 pm
1 stop18h 28m
$716
Rapid CityReykjavik
RAP - KEF
RAPKEF
Rapid City
Sun 4/26
11:00 am-9:30 am
2 stops40h 30m
Reykjavik Keflavik Intl
Sat 5/9
11:25 am-9:58 pm
2 stops40h 33m
$719
Rapid CityReykjavik
RAP - KEF
RAPKEF
Rapid City
Mon 4/27
6:00 am-9:55 am
2 stops21h 55m
Reykjavik Keflavik Intl
Sat 5/9
8:35 am-11:14 am
2 stops32h 39m
$813
Sioux FallsReykjavik
FSD - KEF
FSDKEF
Sioux Falls Joe Foss Field
Mon 3/16
1:38 pm-2:20 pm
2 stops19h 42m
Reykjavik Keflavik Intl
Sun 3/22
3:20 pm-10:02 pm
2 stops35h 42m
$1,060
Sioux FallsReykjavik
FSD - KEF
FSDKEF
Sioux Falls Joe Foss Field
Mon 3/16
8:55 pm-6:05 am
1 stop28h 10m
Reykjavik Keflavik Intl
Sun 3/22
4:50 pm-8:05 pm
2 stops32h 15m
$1,313
Rapid CityReykjavik
RAP - KEF
RAPKEF
Rapid City
Thu 1/15
6:00 am-5:15 pm
2 stops28h 15m
Reykjavik Keflavik Intl
Thu 2/5
11:45 am-1:34 pm
2 stops32h 49m
$2,419
Best time to book a flight from South Dakota to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from South Dakota 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 South Dakota to Reykjavik Keflavik Intl Airport
No data available for this route at this time. Please check back soon.
Related info for your journey
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Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsKeflavik
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