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$623+ Cheap flights from Missouri to Oslo

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OSL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Missouri to Oslo

Keep the following information in mind while searching for Missouri to Oslo flight deals. Data was last updated September 17, 2025.

Round-trip from

$623
(Delta)

Popular in

June

Cheapest in

January

Average price

$643
From Missouri to Oslo
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($195 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Missouri to Oslo

Cheapest flights from Missouri to Oslo
Explore the most affordable flight options available from Missouri to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:16 pmMCI - OSL
2 stops19h 34mDelta
Thu 11/67:50 amOSL - MCI
2 stops22h 49mDelta
Deal found 9/15$623
This Delta deal was found by Cheapflights users on 9/16. 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.
Thu 11/63:59 pmSTL - OSL
2 stops19h 51mDelta
Thu 11/207:50 amOSL - STL
2 stops22h 33mDelta
Deal found 9/16$623
This Delta deal was found by Cheapflights users on 9/16. 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 12/39:30 amSTL - OSL
2 stops23h 50mDelta
Sun 12/712:40 pmOSL - STL
2 stops34h 55mDelta
Deal found 9/16$633
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:05 pmSTL - OSL
2 stops40h 35mMultiple Airlines
Thu 11/206:25 pmOSL - STL
1 stop26h 30mMultiple Airlines
Deal found 9/16$635
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/1610:53 amMCI - OSL
2 stops16h 57mAmerican Airlines
Thu 10/237:45 amOSL - MCI
2 stops20h 07mAmerican Airlines
Deal found 9/17$651
This CheapOair deal was found by Cheapflights users on 9/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:30 pmSTL - OSL
1 stop19h 30mMultiple Airlines
Fri 10/245:40 amOSL - STL
2 stops40h 38mMultiple Airlines
Deal found 9/17$656
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 12/33:13 pmSTL - OSL
2 stops14h 47mUnited Airlines
Sun 12/76:05 amOSL - STL
1 stop14h 50mUnited Airlines
Deal found 9/16$711
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:47 pmMCI - OSL
2 stops21h 53mUnited Airlines
Fri 1/26:15 amOSL - MCI
2 stops20h 54mUnited Airlines
Deal found 9/15$783
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:30 pmSTL - OSL
2 stops39h 10mMultiple Airlines
Tue 9/306:45 amOSL - STL
2 stops15h 33mMultiple Airlines
Deal found 9/16$788
This Lufthansa deal was found by Cheapflights users on 9/16. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:50 pmSTL - OSL
1 stop16h 30mLufthansa
Sun 12/76:05 amOSL - STL
1 stop14h 50mLufthansa
Deal found 9/16$806
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:15 amMCI - OSL
3 stops24h 20mMultiple Airlines
Thu 11/61:10 pmOSL - MCI
3 stops26h 54mMultiple Airlines
Deal found 9/15$813
This Delta deal was found by Cheapflights users on 9/17. 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 9/2010:15 amSTL - OSL
2 stops18h 35mDelta
Tue 9/309:20 amOSL - STL
2 stops19h 40mDelta
Deal found 9/17$820

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Oslo 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 17, 2025.
Use the filters below to find and compare flights from Missouri to Oslo that are best for you.

Fly from

Missouri

Fly to

Oslo

Route

Depart

Return

Price

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Thu 10/30

12:16 pm-1:50 pm

2 stops19h 34m

Oslo Gardermoen

Thu 11/6

7:50 am-11:39 pm

2 stops22h 49m

$623

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Thu 11/6

3:59 pm-6:50 pm

2 stops19h 51m

Oslo Gardermoen

Thu 11/20

7:50 am-11:23 pm

2 stops22h 33m

$623

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

9:30 am-4:20 pm

2 stops23h 50m

Oslo Gardermoen

Sun 12/7

12:40 pm-4:35 pm

2 stops34h 55m

$633

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Thu 11/6

4:05 pm-3:40 pm

2 stops40h 35m

Oslo Gardermoen

Thu 11/20

6:25 pm-1:55 pm

1 stop26h 30m

$635

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Thu 10/16

10:53 am-10:50 am

2 stops16h 57m

Oslo Gardermoen

Thu 10/23

7:45 am-8:52 pm

2 stops20h 07m

$651

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:13 pm-1:00 pm

2 stops14h 47m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$711

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Sun 12/28

12:47 pm-5:40 pm

2 stops21h 53m

Oslo Gardermoen

Fri 1/2

6:15 am-8:09 pm

2 stops20h 54m

$783

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:50 pm-3:20 pm

1 stop16h 30m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$806

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Thu 10/30

5:15 am-11:35 am

3 stops24h 20m

Oslo Gardermoen

Thu 11/6

1:10 pm-9:04 am

3 stops26h 54m

$813

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Sat 10/4

3:59 pm-10:35 am

2 stops35h 36m

Oslo Gardermoen

Sat 10/11

5:10 pm-8:51 pm

2 stops34h 41m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 20 results
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Best time to book a flight from Missouri to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo 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 Oslo

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

Currently, November is the cheapest month in which you can book a flight from Missouri to Oslo (average of $567). Flying from Missouri to Oslo in June is currently the most expensive (average of $1,006). 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 OSL?

Find hourly flight availability from Missouri to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

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

How much does it cost to fly round-trip from Missouri to Oslo?

Related info for your journey

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

    Delta, American Airlines, and United Airlines can get you from Missouri to Oslo in just under 14h 47m. Your travel time can differ by up to 4h 47m. Missouri and Oslo are separated by a distance of 4296 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Missouri to Oslo?

    While some choose either Lambert-St Louis - Oslo Gardermoen or Kansas City - Oslo Sandefjord, Kansas City - Oslo Gardermoen is the most popular route from Missouri to Oslo.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Missouri to Oslo (average of $567). Flying from Missouri to Oslo in June is currently the most expensive (average of $1,006). 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 Oslo

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Oslo Gardermoen flights
Newark to Oslo Gardermoen flights
Dallas/Fort Worth to Oslo Gardermoen flights
Seattle to Oslo Gardermoen flights
LaGuardia to Oslo Gardermoen flights
Los Angeles to Oslo Gardermoen flights
Minneapolis to Oslo Gardermoen flights
Dulles Intl to Oslo Gardermoen flights
Love Field to Oslo Gardermoen flights
John F Kennedy Intl to Sandefjord flights
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John F Kennedy Intl to Tromsø flights
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Portland to Oslo Gardermoen flights
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George Bush Intcntl to Oslo Gardermoen flights
San Diego to Oslo Gardermoen flights
Austin to Oslo Gardermoen flights
Charlotte to Oslo Gardermoen flights
Boston to Sandefjord flights
Jacksonville to Oslo Gardermoen flights
O'Hare Intl to Sandefjord flights
Seattle to Bergen flights
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Atlanta to Sandefjord flights
Seattle to Tromsø flights
Fargo to Oslo Gardermoen flights
O'Hare Intl to Bergen flights
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Reagan-National to Bergen flights

Top 8 airlines flying from Missouri to Oslo

Discover the top 8 airlines that operate flights from Missouri to Oslo. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$565Average$640FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$581Average$877FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$586Average$891FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$594Average$1,077FlexibilityNo cancel feeOn-time70%
DeltaCheapest$613Average$952FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$644Average$904FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$659Average$1,789FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$674Average$953FlexibilityNo cancel feeOn-time69%

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