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Cheap flights from Sioux Falls to Reykjavik from $904

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Reykjavik departing on 8/23. 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 Sioux Falls to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:00 pm - 9:25 am
FSD
-
KEF
30h 25m
2 stops
Multiple Airlines Logo
10:45 am - 7:19 pm
KEF
-
FSD
13h 34m
1 stop
$904Multiple Airlines
Sun, Aug 23 - Fri, Aug 28
KLM Logo
1:35 pm - 7:40 am
FSD
-
KEF
13h 05m
1 stop
KLM Logo
9:30 am - 3:36 pm
KEF
-
FSD
11h 06m
1 stop
$1,054KLM
Tue, May 12 - Wed, May 20
Delta Logo
8:19 am - 9:30 am
FSD
-
KEF
20h 11m
2 stops
Delta Logo
11:25 am - 11:11 pm
KEF
-
FSD
16h 46m
2 stops
$1,059Delta
Mon, May 11 - Tue, May 19
KLM Logo
4:16 pm - 7:40 am
FSD
-
KEF
10h 24m
1 stop
KLM Logo
9:30 am - 11:11 pm
KEF
-
FSD
18h 41m
1 stop
$1,114KLM
Tue, May 12 - Mon, May 18
Delta Logo
8:19 am - 9:30 am
FSD
-
KEF
20h 11m
2 stops
Delta Logo
9:30 am - 3:36 pm
KEF
-
FSD
11h 06m
1 stop
$1,119Delta
Mon, May 11 - Mon, May 18
Multiple Airlines Logo
10:56 am - 7:40 am
FSD
-
KEF
15h 44m
1 stop
Multiple Airlines Logo
11:25 am - 3:36 pm
KEF
-
FSD
33h 11m
2 stops
$1,126Multiple Airlines
Tue, May 12 - Mon, May 18
Air France Logo
1:35 pm - 9:30 am
FSD
-
KEF
38h 55m
2 stops
Air France Logo
11:25 am - 3:36 pm
KEF
-
FSD
33h 11m
2 stops
$1,132Air France
Mon, May 11 - Mon, May 18
Delta Logo
10:56 am - 9:30 am
FSD
-
KEF
17h 34m
2 stops
Delta Logo
11:25 am - 11:11 pm
KEF
-
FSD
16h 46m
2 stops
$1,159Delta
Wed, May 13 - Wed, May 20
Delta Logo
5:00 am - 9:30 am
FSD
-
KEF
23h 30m
2 stops
Delta Logo
9:30 am - 3:36 pm
KEF
-
FSD
11h 06m
1 stop
$1,175Delta
Sun, May 10 - Tue, May 19
Delta Logo
4:16 pm - 7:40 am
FSD
-
KEF
10h 24m
1 stop
Delta Logo
9:30 am - 3:36 pm
KEF
-
FSD
11h 06m
1 stop
$1,194Delta
Thu, May 14 - Tue, May 19

United Airlines flights from Sioux Falls to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Sioux Falls to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
May 12
FSD6:42 pmSioux Falls Joe Foss Field
9h 08m
1 stop
KEF8:50 amReykjavik Keflavik Intl
May 22
KEF12:00 pmReykjavik Keflavik Intl
10h 55m
1 stop
FSD5:55 pmSioux Falls Joe Foss Field
$1,280
United Airlines
Jun 8
FSD5:00 amSioux Falls Joe Foss Field
22h 30m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 15
KEF10:00 amReykjavik Keflavik Intl
40h 38m
2 stops
FSD9:38 pmSioux Falls Joe Foss Field
$1,307
United Airlines
Jun 8
FSD6:00 amSioux Falls Joe Foss Field
21h 30m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 15
KEF12:00 pmReykjavik Keflavik Intl
11h 00m
1 stop
FSD6:00 pmSioux Falls Joe Foss Field
$1,322

KLM flights from Sioux Falls to Reykjavik Keflavik Intl Airport

Our best KLM deals on Sioux Falls to Reykjavik Keflavik Intl Airport flight tickets
KLM
May 12
FSD1:35 pmSioux Falls Joe Foss Field
13h 05m
1 stop
KEF7:40 amReykjavik Keflavik Intl
May 20
KEF9:30 amReykjavik Keflavik Intl
11h 06m
1 stop
FSD3:36 pmSioux Falls Joe Foss Field
$1,054
KLM
May 12
FSD4:16 pmSioux Falls Joe Foss Field
10h 24m
1 stop
KEF7:40 amReykjavik Keflavik Intl
May 18
KEF9:30 amReykjavik Keflavik Intl
18h 41m
1 stop
FSD11:11 pmSioux Falls Joe Foss Field
$1,114
KLM
May 11
FSD1:35 pmSioux Falls Joe Foss Field
13h 05m
1 stop
KEF7:40 amReykjavik Keflavik Intl
May 19
KEF9:30 amReykjavik Keflavik Intl
11h 06m
1 stop
FSD3:36 pmSioux Falls Joe Foss Field
$1,329

momondo Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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 April 27, 2026.
Use the filters below to find and compare flights from Sioux Falls to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Sun 8/23

10:00 pm-9:25 am

2 stops30h 25m

Reykjavik Keflavik Intl

Fri 8/28

10:45 am-7:19 pm

1 stop13h 34m

$904

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

Wed 5/20

9:30 am-3:36 pm

1 stop11h 06m

$1,054

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 5/11

8:19 am-9:30 am

2 stops20h 11m

Reykjavik Keflavik Intl

Tue 5/19

11:25 am-11:11 pm

2 stops16h 46m

$1,059

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 5/12

4:16 pm-7:40 am

1 stop10h 24m

Reykjavik Keflavik Intl

Mon 5/18

9:30 am-11:11 pm

1 stop18h 41m

$1,114

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 5/11

8:19 am-9:30 am

2 stops20h 11m

Reykjavik Keflavik Intl

Mon 5/18

9:30 am-3:36 pm

1 stop11h 06m

$1,119

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 5/12

10:56 am-7:40 am

1 stop15h 44m

Reykjavik Keflavik Intl

Mon 5/18

11:25 am-3:36 pm

2 stops33h 11m

$1,126

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Mon 5/11

1:35 pm-9:30 am

2 stops38h 55m

Reykjavik Keflavik Intl

Mon 5/18

11:25 am-3:36 pm

2 stops33h 11m

$1,132

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Wed 5/13

10:56 am-9:30 am

2 stops17h 34m

Reykjavik Keflavik Intl

Wed 5/20

11:25 am-11:11 pm

2 stops16h 46m

$1,159

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Sun 5/10

5:00 am-9:30 am

2 stops23h 30m

Reykjavik Keflavik Intl

Tue 5/19

9:30 am-3:36 pm

1 stop11h 06m

$1,175
Quickest round-trip

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Thu 5/14

4:16 pm-7:40 am

1 stop10h 24m

Reykjavik Keflavik Intl

Tue 5/19

9:30 am-3:36 pm

1 stop11h 06m

$1,194

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Sioux Falls to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Reykjavik Keflavik Intl Airport (FSD to KEF) flight deals and tips

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

Fastest flight time

12h 42m

Direct flights

None
The fastest flight from Sioux Falls to Reykjavik Keflavik Intl Airport takes 12h 42m
There are no direct flights from Sioux Falls to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Sioux Falls to Reykjavik Keflavik Intl Airport.
Search flight deals

Frequently asked questions about flying from Sioux Falls to Reykjavik Keflavik Intl Airport

  • How far is Sioux Falls Joe Foss Field to Reykjavik Keflavik Intl by plane?

    A flight from Sioux Falls Joe Foss Field to Reykjavik Keflavik Intl will travel around 3112.7 mi. Flights usually cover this in 12h 42m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Reykjavik Keflavik Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux Falls Joe Foss Field Airport to Reykjavik Keflavik Intl Airport.

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

    The travel and health documents required for your trip to Reykjavik Keflavik Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Reykjavik Keflavik Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Sioux Falls to Reykjavik Keflavik Intl Airport

  • How do I get Price Alerts for flights from Sioux Falls to Reykjavik Keflavik Intl Airport?

    Price Alerts will notify you by email when the price for flights to Reykjavik Keflavik Intl Airport from Sioux Falls decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Sioux Falls to Reykjavik Keflavik Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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 Sioux Falls to Reykjavik?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sioux Falls to Reykjavik. momondo saves you time and could save you money on your trip.

Can I find flights from Sioux Falls to Reykjavik with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sioux Falls to Reykjavik flights to just show those with flexible booking policies.

How can momondo help me find flights from Sioux Falls to Reykjavik?

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

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

Price alerts on flights to Reykjavik from Sioux Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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