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Keflavik Intl

$855+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — KEF
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap flight deals from South Dakota to Keflavik Intl

Cheapest flights from South Dakota to Keflavik Intl
Explore the most affordable flight options available from South Dakota to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 30, 2026.

This KLM deal was found by Cheapflights users on 3/28. 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.
Tue 5/121:35 pm
FSD
-
KEF
1 stop13h 05m
KLM
Tue 5/199:30 am
KEF
-
FSD
1 stop11h 06m
KLM
Deal found 3/28$855
This Delta deal was found by Cheapflights users on 3/28. 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.
Tue 5/128:19 am
FSD
-
KEF
2 stops17h 41m
Delta
Tue 5/198:45 am
KEF
-
FSD
2 stops16h 04m
Delta
Deal found 3/28$859
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:01 pm
FSD
-
KEF
1 stop14h 49m
United Airlines
Tue 9/2210:00 am
KEF
-
FSD
2 stops37h 15m
United Airlines
Deal found 3/27$939
This Ovago deal was found by Cheapflights users on 3/29. 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.
Wed 5/2011:14 am
RAP
-
KEF
2 stops13h 46m
Multiple Airlines
Fri 5/298:45 am
KEF
-
RAP
2 stops19h 39m
Multiple Airlines
Deal found 3/29$988
This United Airlines deal was found by Cheapflights users on 3/30. 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 6/811:25 am
FSD
-
KEF
2 stops16h 25m
United Airlines
Mon 6/1510:00 am
KEF
-
FSD
2 stops35h 23m
United Airlines
Deal found 3/30$1,214
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:57 pm
FSD
-
KEF
2 stops34h 53m
United Airlines
Mon 5/1812:00 pm
KEF
-
FSD
1 stop14h 52m
United Airlines
Deal found 3/26$1,259
This KLM deal was found by Cheapflights users on 3/28. 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.
Wed 6/1710:56 am
FSD
-
KEF
1 stop15h 04m
KLM
Wed 6/249:30 am
KEF
-
FSD
1 stop11h 14m
KLM
Deal found 3/28$1,264
This Delta deal was found by Cheapflights users on 3/28. 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.
Wed 6/171:53 pm
FSD
-
KEF
1 stop12h 07m
Delta
Wed 6/248:45 am
KEF
-
FSD
2 stops15h 53m
Delta
Deal found 3/28$1,268
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Thu 7/27:00 am
RAP
-
KEF
2 stops18h 55m
United Airlines
Sun 7/1210:00 am
KEF
-
RAP
2 stops36h 01m
United Airlines
Deal found 3/29$3,112
This Scandinavian Airlines deal was found by Cheapflights users on 3/29. 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.
Thu 7/211:10 am
RAP
-
KEF
3 stops23h 05m
Multiple Airlines
Sun 7/126:15 pm
KEF
-
RAP
3 stops34h 12m
Multiple Airlines
Deal found 3/29$5,097

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 March 30, 2026.

Round-trip from

$855
(KLM)
From South Dakota to Reykjavik Keflavik Intl
Search Deals

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 March 30, 2026.
Use the filters below to find and compare flights from South Dakota to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 5/12

1:35 pm-7:40 am

1 stop13h 05m

Reykjavik Keflavik Intl

Tue 5/19

9:30 am-3:36 pm

1 stop11h 06m

$855

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 5/12

8:19 am-7:00 am

2 stops17h 41m

Reykjavik Keflavik Intl

Tue 5/19

8:45 am-7:49 pm

2 stops16h 04m

$859

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 9/14

1:01 pm-8:50 am

1 stop14h 49m

Reykjavik Keflavik Intl

Tue 9/22

10:00 am-6:15 pm

2 stops37h 15m

$939

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 6/8

11:25 am-8:50 am

2 stops16h 25m

Reykjavik Keflavik Intl

Mon 6/15

10:00 am-8:08 pm

2 stops39h 08m

$1,214

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Thu 7/2

7:00 am-7:55 am

2 stops18h 55m

Reykjavik Keflavik Intl

Sun 7/12

10:00 am-4:01 pm

2 stops36h 01m

$3,112

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Thu 7/2

11:10 am-4:15 pm

3 stops23h 05m

Reykjavik Keflavik Intl

Sun 7/12

6:15 pm-10:27 pm

3 stops34h 12m

$5,097

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Sorted by cheapest first

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

Find useful and relevant information for your journey from South Dakota 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 South Dakota to Reykjavik Keflavik Intl Airport?

    KLM, Delta, and United Airlines can get you from South Dakota to Reykjavik Keflavik Intl Airport in just under 13h 05m. Your travel time can differ by up to 4h 36m. The distance from South Dakota to Reykjavik Keflavik Intl Airport is about 3111 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Dakota 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.

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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