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Cheap flights from South Dakota to Reykjavik from $939

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Reykjavik departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from South Dakota to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:33 pm - 8:50 am
RAP
-
KEF
13h 17m
1 stop
United Airlines Logo
10:00 am - 12:25 pm
KEF
-
RAP
32h 25m
2 stops
$939United Airlines
Mon, Sep 14 - Thu, Sep 24
United Airlines Logo
7:00 am - 8:30 am
RAP
-
KEF
19h 30m
2 stops
United Airlines Logo
10:00 am - 5:06 pm
KEF
-
RAP
37h 06m
2 stops
$944United Airlines
Mon, Sep 14 - Thu, Sep 24
United Airlines Logo
9:36 am - 8:50 am
FSD
-
KEF
18h 14m
2 stops
United Airlines Logo
9:15 am - 9:43 pm
KEF
-
FSD
41h 28m
2 stops
$1,069United Airlines
Wed, Sep 23 - Sun, Sep 27
United Airlines Logo
6:00 am - 8:50 am
FSD
-
KEF
21h 50m
1 stop
United Airlines Logo
9:15 am - 9:43 pm
KEF
-
FSD
41h 28m
2 stops
$1,071United Airlines
Wed, Sep 23 - Sun, Sep 27
KLM Logo
2:25 pm - 7:00 am
RAP
-
KEF
10h 35m
1 stop
KLM Logo
9:30 am - 9:58 pm
KEF
-
RAP
18h 28m
1 stop
$1,253KLM
Mon, Sep 14 - Thu, Sep 24
KLM Logo
2:25 pm - 7:00 am
RAP
-
KEF
10h 35m
1 stop
KLM Logo
9:30 am - 9:58 pm
KEF
-
RAP
18h 28m
1 stop
$1,332KLM
Mon, Sep 14 - Thu, Sep 24
Lufthansa Logo
6:30 pm - 8:50 am
FSD
-
KEF
9h 20m
1 stop
Lufthansa Logo
12:00 pm - 5:55 pm
KEF
-
FSD
10h 55m
1 stop
$1,552Lufthansa
Mon, Jun 8 - Mon, Jun 15
Lufthansa Logo
7:40 am - 8:50 am
FSD
-
KEF
20h 10m
1 stop
Lufthansa Logo
12:00 pm - 9:43 pm
KEF
-
FSD
14h 43m
1 stop
$1,610Lufthansa
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
10:40 am - 4:15 pm
RAP
-
KEF
23h 35m
3 stops
Multiple Airlines Logo
5:05 pm - 9:58 pm
KEF
-
RAP
34h 53m
3 stops
$3,118Multiple Airlines
Mon, Sep 14 - Thu, Sep 24
Multiple Airlines Logo
10:40 am - 4:15 pm
RAP
-
KEF
23h 35m
3 stops
Multiple Airlines Logo
5:05 pm - 9:58 pm
KEF
-
RAP
34h 53m
3 stops
$4,574Multiple Airlines
Mon, Sep 14 - Thu, Sep 24

United Airlines flights from South Dakota to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on South Dakota to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Sep 14
RAP1:33 pmRapid City
13h 17m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Sep 24
KEF10:00 amReykjavik Keflavik Intl
32h 25m
2 stops
RAP12:25 pmRapid City
$939
United Airlines
Sep 14
RAP7:00 amRapid City
19h 30m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Sep 24
KEF10:00 amReykjavik Keflavik Intl
37h 06m
2 stops
RAP5:06 pmRapid City
$944
United Airlines
Sep 23
FSD9:36 amSioux Falls Joe Foss Field
18h 14m
2 stops
KEF8:50 amReykjavik Keflavik Intl
Sep 27
KEF9:15 amReykjavik Keflavik Intl
41h 28m
2 stops
FSD9:43 pmSioux Falls Joe Foss Field
$1,069

KLM flights from South Dakota to Reykjavik Keflavik Intl Airport

Our best KLM deals on South Dakota to Reykjavik Keflavik Intl Airport flight tickets
KLM
Sep 14
RAP2:25 pmRapid City
10h 35m
1 stop
KEF7:00 amReykjavik Keflavik Intl
Sep 24
KEF9:30 amReykjavik Keflavik Intl
18h 28m
1 stop
RAP9:58 pmRapid City
$1,253
KLM
Sep 14
RAP2:25 pmRapid City
10h 35m
1 stop
KEF7:00 amReykjavik Keflavik Intl
Sep 24
KEF9:30 amReykjavik Keflavik Intl
18h 28m
1 stop
RAP9:58 pmRapid City
$1,332
KLM
Sep 14
RAP2:25 pmRapid City
10h 35m
1 stop
KEF7:00 amReykjavik Keflavik Intl
Sep 24
KEF9:30 amReykjavik Keflavik Intl
18h 28m
1 stop
RAP9:58 pmRapid City
$1,355

momondo Fare Finder

 
Customize your flight search to find flights from South Dakota to Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated May 12, 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

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

1:33 pm-8:50 am

1 stop13h 17m

Reykjavik Keflavik Intl

Thu 9/24

10:00 am-12:25 pm

2 stops32h 25m

$939

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

7:00 am-8:30 am

2 stops19h 30m

Reykjavik Keflavik Intl

Thu 9/24

10:00 am-5:06 pm

2 stops37h 06m

$944

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Wed 9/23

9:36 am-8:50 am

2 stops18h 14m

Reykjavik Keflavik Intl

Sun 9/27

9:15 am-9:43 pm

2 stops41h 28m

$1,069

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Wed 9/23

6:00 am-8:50 am

1 stop21h 50m

Reykjavik Keflavik Intl

Sun 9/27

9:15 am-9:43 pm

2 stops41h 28m

$1,071

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

2:25 pm-7:00 am

1 stop10h 35m

Reykjavik Keflavik Intl

Thu 9/24

9:30 am-9:58 pm

1 stop18h 28m

$1,253

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

2:25 pm-7:00 am

1 stop10h 35m

Reykjavik Keflavik Intl

Thu 9/24

9:30 am-9:58 pm

1 stop18h 28m

$1,332
Quickest round-trip

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 6/8

6:30 pm-8:50 am

1 stop9h 20m

Reykjavik Keflavik Intl

Mon 6/15

12:00 pm-5:55 pm

1 stop10h 55m

$1,552

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 6/8

7:40 am-8:50 am

1 stop20h 10m

Reykjavik Keflavik Intl

Mon 6/15

12:00 pm-9:43 pm

1 stop14h 43m

$1,610

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

10:40 am-4:15 pm

3 stops23h 35m

Reykjavik Keflavik Intl

Thu 9/24

5:05 pm-9:58 pm

3 stops34h 53m

$3,118

Rapid CityReykjavik

RAP - KEF

RAPKEF

Rapid City

Mon 9/14

10:40 am-4:15 pm

3 stops23h 35m

Reykjavik Keflavik Intl

Thu 9/24

5:05 pm-9:58 pm

3 stops34h 53m

$4,574

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Reykjavik from

How to get the cheapest flight ticket from South Dakota to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Reykjavik Keflavik Intl Airport?

Flight times vary depending on what airport in South Dakota you fly out of and what airport in Reykjavik Keflavik Intl Airport you fly into. For example, flying from Sioux Falls to Reykjavik Keflavik Intl Airport takes 19h 50m on average. On the other hand, flying from Rapid City to Reykjavik Keflavik Intl Airport takes 20h 50m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Cheap South Dakota to Reykjavik Keflavik Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Reykjavik Keflavik Intl Airport

Fastest flight time

19h 50m

Direct flights

None
The fastest flight from South Dakota to Reykjavik Keflavik Intl Airport takes 19h 50m
There are no direct flights from South Dakota to Reykjavik Keflavik Intl Airport. There are no popular flight routes from South Dakota to Reykjavik Keflavik Intl Airport.
Search flight deals

Frequently asked questions about flying from South Dakota to Reykjavik Keflavik Intl Airport

  • When did momondo last update prices for flights from South Dakota to Reykjavik Keflavik Intl Airport?

    Prices for flights from South Dakota to Reykjavik Keflavik Intl Airport were last updated today.

  • How old do you have to be to fly from South Dakota to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South Dakota to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The necessary travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Borgarnes
Hveragerdi
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Reykjavik?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from South Dakota.

Can I find flights from South Dakota to Reykjavik with flexible booking policies on momondo?

All flight searches from South Dakota to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from South Dakota to Reykjavik?

momondo provides multiple filters to help you find the best flight to Reykjavik from South Dakota. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from South Dakota to Reykjavik right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Reykjavik, momondo offers a useful price alert feature which will track prices for flights to Reykjavik from South Dakota and alert you when they change.

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