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Iceland

$513+ Cheap flights from Missouri to Iceland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KEF
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Missouri to Iceland

Keep the following information in mind while searching for Missouri to Iceland flight deals. Data was last updated September 15, 2025.

Round-trip from

$610
(KAYAK)

One-way from

$513
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$879
From Missouri to Iceland
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One-way flight from Missouri to Iceland
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Highest demand for flights based on searches. 18% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Missouri to Iceland

Cheapest flights from Missouri to Iceland
Explore the most affordable flight options available from Missouri to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:50 pmSTL - KEF
2 stops16h 25mLufthansa
Tue 11/183:20 pmKEF - STL
1 stop28h 35mLufthansa
Deal found 9/14$610
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:45 pmMCI - KEF
2 stops37h 30mMultiple Airlines
Tue 12/210:00 amKEF - MCI
2 stops39h 13mMultiple Airlines
Deal found 9/14$624
This Delta deal was found by Cheapflights users on 9/13. 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.
Sat 9/274:11 pmMCI - KEF
2 stops33h 09mDelta
Thu 10/911:25 amKEF - MCI
2 stops16h 22mDelta
Deal found 9/13$641
This Finnair deal was found by Cheapflights users on 9/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/171:20 pmSTL - KEF
2 stops37h 55mMultiple Airlines
Wed 11/2610:00 amKEF - STL
2 stops32h 53mMultiple Airlines
Deal found 9/13$651
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/296:32 pmMCI - KEF
2 stops32h 38mMultiple Airlines
Mon 10/612:25 amKEF - MCI
2 stops27h 59mMultiple Airlines
Deal found 9/14$661
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 11/57:45 pmSTL - KEF
1 stop28h 20mMultiple Airlines
Wed 11/124:55 pmKEF - STL
1 stop22h 12mMultiple Airlines
Deal found 9/14$664
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:01 amMCI - KEF
2 stops17h 14mMultiple Airlines
Mon 10/612:25 amKEF - MCI
2 stops27h 59mMultiple Airlines
Deal found 9/14$668
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 11/117:45 pmSTL - KEF
1 stop28h 20mMultiple Airlines
Tue 11/184:55 pmKEF - STL
1 stop22h 12mMultiple Airlines
Deal found 9/14$682
This Delta deal was found by Cheapflights users on 9/13. 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 9/299:59 amMCI - KEF
1 stop18h 31mDelta
Thu 10/911:25 amKEF - MCI
1 stop16h 27mDelta
Deal found 9/13$690
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:43 pmSTL - KEF
2 stops37h 32mLufthansa
Tue 11/183:20 pmKEF - STL
1 stop28h 35mLufthansa
Deal found 9/14$703
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:55 pmSTL - KEF
2 stops28h 00mScandinavian Airlines
Wed 11/1911:30 amKEF - STL
2 stops39h 34mScandinavian Airlines
Deal found 9/15$738
This Delta deal was found by Cheapflights users on 9/13. 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.
Fri 9/266:42 pmMCI - KEF
2 stops30h 38mDelta
Wed 10/88:45 amKEF - MCI
1 stop13h 21mDelta
Deal found 9/13$751

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Iceland 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 September 15, 2025.
Use the filters below to find and compare flights from Missouri to Iceland that are best for you.

Fly from

Missouri

Fly to

Iceland

Route

Depart

Return

Price

St. LouisReykjavik

STL - KEF

STLKEF

Lambert-St Louis

Wed 11/12

3:50 pm-2:15 pm

2 stops16h 25m

Reykjavik Keflavik Intl

Tue 11/18

3:20 pm-11:44 pm

2 stops38h 24m

$620

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Mon 11/24

1:45 pm-9:15 am

2 stops37h 30m

Reykjavik Keflavik Intl

Tue 12/2

10:00 am-7:13 pm

2 stops39h 13m

$624

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Tue 9/30

10:28 am-6:20 am

2 stops14h 52m

Reykjavik Keflavik Intl

Tue 10/7

8:45 am-7:02 pm

2 stops15h 17m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Tue 9/30

11:00 am-9:30 am

1 stop17h 30m

Reykjavik Keflavik Intl

Wed 10/8

8:45 am-6:04 pm

2 stops14h 19m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Sun 9/28

8:04 am-6:20 am

2 stops17h 16m

Reykjavik Keflavik Intl

Tue 10/7

11:25 am-10:52 pm

1 stop16h 27m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Tue 9/30

11:00 am-9:30 am

1 stop17h 30m

Reykjavik Keflavik Intl

Thu 10/9

11:25 am-10:47 pm

2 stops16h 22m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Sun 9/28

5:45 am-6:20 am

2 stops19h 35m

Reykjavik Keflavik Intl

Wed 10/8

8:45 am-1:30 pm

1 stop9h 45m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Sat 9/27

4:11 pm-6:20 am

2 stops33h 09m

Reykjavik Keflavik Intl

Thu 10/9

11:25 am-10:47 pm

2 stops16h 22m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Sun 9/28

8:04 am-6:20 am

2 stops17h 16m

Reykjavik Keflavik Intl

Thu 10/9

11:25 am-10:47 pm

2 stops16h 22m

$641

Kansas CityReykjavik

MCI - KEF

MCIKEF

Kansas City

Sat 9/27

4:11 pm-6:20 am

2 stops33h 09m

Reykjavik Keflavik Intl

Wed 10/8

8:45 am-9:08 pm

2 stops17h 23m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 26 results
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Best time to book a flight from Missouri to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland from Missouri 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 Missouri to Iceland

What is the cheapest month to book a flight from Missouri to Iceland?

Currently, November is the cheapest month in which you can book a flight from Missouri to Iceland (average of $328). Flying from Missouri to Iceland in June is currently the most expensive (average of $656). 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.

What is the cheapest time of day to fly from MO to IS?

Find hourly flight availability from Missouri to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Iceland as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Iceland. 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 Missouri to Iceland?

    For as low as $641, Lufthansa can have you in Iceland from Missouri in 14h 52m. Airlines will cover a distance of 3291 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Missouri to Iceland that include hotel bookings?

    Yes. In addition to deals on Missouri to Iceland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Iceland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Iceland.

  • Can I find deals for business class flights from Missouri to Iceland?

    Yes. Cheapflights offers flight deals from Missouri to Iceland 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 Missouri to Iceland?

    Currently, November is the cheapest month in which you can book a flight from Missouri to Iceland (average of $328). Flying from Missouri to Iceland in June is currently the most expensive (average of $656). 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.

See more FAQs

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Alternative routes for Missouri to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to Iceland

Discover the top 5 airlines that operate flights from Missouri to Iceland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$370Average$969FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$566Average$672FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$595Average$938FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$615Average$769FlexibilityNo cancel feeOn-time70%
DeltaCheapest$636Average$1,093FlexibilityNo cancel feeOn-timeN/A

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