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Keflavik Intl

$643+ Cheap flights from Sioux Falls (FSD) 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — KEF
Jan 28 — Feb 41
Tue 1/28
Tue 2/4
1 adult, Economy
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Cheap flight deals from Sioux Falls to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 January 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$643
(Delta)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Reykjavik Keflavik Intl flights.
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From Sioux Falls Joe Foss Field to Reykjavik Keflavik Intl
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Find flight deals from Sioux Falls to Keflavik Intl

Cheapest flights from Sioux Falls to Keflavik Intl
Explore the most affordable flight options available from Sioux Falls to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 23, 2025.

This Delta deal was found by Cheapflights users on 1/23. 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 4/155:25 amFSD - KEF
2 stops23h 05mDelta
Tue 4/2211:25 amKEF - FSD
2 stops29h 19mDelta
Deal found 1/23$643
This American Airlines deal was found by Cheapflights users on 1/22. 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.
Tue 6/1010:54 amFSD - KEF
2 stops24h 36mMultiple Airlines
Tue 6/171:30 amKEF - FSD
2 stops25h 29mMultiple Airlines
Deal found 1/22$1,181
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Tue 6/103:16 pmFSD - KEF
2 stops36h 19mUnited Airlines
Wed 6/1812:00 pmKEF - FSD
1 stop14h 47mUnited Airlines
Deal found 1/22$1,363
This Gurufare deal was found by Cheapflights users on 1/23. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/151:45 pmFSD - KEF
2 stops28h 50mLufthansa
Mon 4/2112:25 amKEF - FSD
2 stops26h 47mLufthansa
Deal found 1/23$1,441
This KLM deal was found by Cheapflights users on 1/22. 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 6/101:20 pmFSD - KEF
1 stop12h 40mKLM
Wed 6/189:30 amKEF - FSD
1 stop10h 54mKLM
Deal found 1/22$2,066

Find flights from Sioux Falls to Keflavik Intl within your budget

Customize your flight search to find flights from Sioux Falls 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 January 23, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 4/15

5:25 am-9:30 am

2 stops23h 05m

Reykjavik Keflavik Intl

Tue 4/22

11:25 am-11:44 am

2 stops29h 19m

$643

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 6/10

10:54 am-4:30 pm

2 stops24h 36m

Reykjavik Keflavik Intl

Tue 6/17

1:30 am-9:59 pm

2 stops25h 29m

$1,181

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 6/10

3:16 pm-8:35 am

2 stops36h 19m

Reykjavik Keflavik Intl

Wed 6/18

12:00 pm-9:47 pm

1 stop14h 47m

$1,363

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 4/15

1:45 pm-11:35 pm

2 stops28h 50m

Reykjavik Keflavik Intl

Mon 4/21

12:25 am-10:12 pm

2 stops26h 47m

$1,441

Sioux FallsReykjavik

FSD - KEF

FSDKEF

Sioux Falls Joe Foss Field

Tue 6/10

1:20 pm-7:00 am

1 stop12h 40m

Reykjavik Keflavik Intl

Wed 6/18

9:30 am-3:24 pm

1 stop10h 54m

$2,066

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Compare providers for flights from Sioux Falls 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 Sioux Falls to Keflavik Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux Falls-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 Sioux Falls-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-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 Sioux Falls-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 Sioux Falls to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Sioux Falls 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.

Travel insights for flights from Sioux Falls to Keflavik Intl

Get recent, data-driven insights about flights from Sioux Falls to Keflavik Intl including ideal travel times, pricing trends, and more.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 January 23, 2025.
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,508 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,338 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,971 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Lufthansa
6.8
Okay
7,102 reviews
Delta
8.0
Very good
8,508 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux Falls to Reykjavik Keflavik Intl?

    Most people fly from Sioux Falls Joe Foss Field (FSD) if they book a flight from Sioux Falls to Reykjavik Keflavik Intl. On average, Joe Foss Field has 0 outbound flights to Reykjavik Keflavik Intl per day from 0 airlines. Sioux Falls Joe Foss Field is conveniently located just 2.6 mi from Sioux Falls’s city center.

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

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

  • How can I find direct flights from Sioux Falls to Keflavik Intl?

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

  • Can I find deals for business class flights from Sioux Falls to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Sioux Falls 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.

  • What is the cheapest month to book a flight from Sioux Falls to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Sioux Falls to Reykjavik Keflavik Intl Airport (average of $328). Flying from Sioux Falls to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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