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$497+ Cheap flights from Missouri to Oslo

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OSL
Apr 29 — May 61
Tue 4/29
Tue 5/6
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 April 24, 2025.

Round-trip from

$663
(Air Canada)

One-way from

$497
(Lufthansa)

Popular in

June

Cheapest in

January

Average price

$797
From Missouri to Oslo
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One-way flight from Missouri to Oslo
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Highest demand for flights based on searches. 22% potential increase in price ($249 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 24, 2025.

This Air Canada deal was found by Cheapflights users on 4/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:15 amSTL - OSL
2 stops20h 50mAir Canada
Tue 9/236:35 amOSL - STL
2 stops20h 22mAir Canada
Deal found 4/22$663
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 9/175:30 pmSTL - OSL
2 stops17h 35mUnited Airlines
Wed 9/246:50 amOSL - STL
1 stop13h 40mUnited Airlines
Deal found 4/22$676
This Delta deal was found by Cheapflights users on 4/23. 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.
Wed 10/151:45 pmMCI - OSL
2 stops17h 00mDelta
Thu 10/306:20 amOSL - MCI
2 stops22h 37mDelta
Deal found 4/23$677
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/283:28 pmMCI - OSL
2 stops23h 42mUnited Airlines
Wed 8/137:15 amOSL - MCI
2 stops22h 59mUnited Airlines
Deal found 4/23$685
This Lufthansa deal was found by Cheapflights users on 4/22. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:30 pmSTL - OSL
2 stops17h 35mLufthansa
Tue 9/236:45 pmOSL - STL
1 stop25h 45mLufthansa
Deal found 4/22$695
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:30 amSTL - OSL
2 stops22h 35mMultiple Airlines
Wed 6/46:50 amOSL - STL
1 stop13h 40mMultiple Airlines
Deal found 4/23$777
This Air France deal was found by Cheapflights users on 4/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/302:15 pmMCI - OSL
2 stops14h 35mMultiple Airlines
Mon 8/119:25 amOSL - MCI
2 stops16h 15mMultiple Airlines
Deal found 4/23$809
This Lufthansa deal was found by Cheapflights users on 4/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/285:40 pmMCI - OSL
2 stops21h 30mLufthansa
Mon 8/119:50 amOSL - MCI
2 stops38h 41mLufthansa
Deal found 4/23$826
This KAYAK deal was found by Cheapflights users on 4/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/12:55 pmMCI - OSL
2 stops23h 25mScandinavian Airlines
Wed 8/138:55 pmOSL - MCI
2 stops32h 22mScandinavian Airlines
Deal found 4/23$869
This Air Canada deal was found by Cheapflights users on 4/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:58 amMCI - OSL
3 stops19h 17mAir Canada
Thu 10/301:35 pmOSL - MCI
3 stops30h 38mAir Canada
Deal found 4/23$913
This KAYAK deal was found by Cheapflights users on 4/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:30 pmSTL - TRF
2 stops17h 50mScandinavian Airlines
Tue 9/232:55 pmTRF - STL
2 stops39h 44mScandinavian Airlines
Deal found 4/22$957
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 7/173:30 pmSTL - OSL
2 stops17h 50mDelta
Sun 7/277:20 amOSL - STL
2 stops17h 43mDelta
Deal found 4/23$1,019

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 April 24, 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

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 9/16

9:15 am-1:05 pm

2 stops20h 50m

Oslo Gardermoen

Tue 9/23

6:35 am-7:57 pm

2 stops20h 22m

$663

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 9/17

5:30 pm-6:05 pm

2 stops17h 35m

Oslo Gardermoen

Wed 9/24

6:50 am-1:30 pm

1 stop13h 40m

$676

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 9/16

5:30 pm-6:05 pm

2 stops17h 35m

Oslo Gardermoen

Tue 9/23

6:45 pm-1:30 pm

1 stop25h 45m

$695

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 5/20

7:30 am-1:05 pm

2 stops22h 35m

Oslo Gardermoen

Wed 6/4

6:50 am-1:30 pm

1 stop13h 40m

$777

St. LouisOslo

STL - TRF

STLTRF

Lambert-St Louis

Tue 9/16

1:30 pm-2:20 pm

2 stops17h 50m

Oslo Sandefjord

Tue 9/23

2:55 pm-11:39 pm

2 stops39h 44m

$957

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Wed 5/28

6:36 pm-10:10 pm

2 stops20h 34m

Oslo Gardermoen

Sat 6/14

6:35 am-9:43 pm

2 stops22h 08m

$976

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Sat 6/7

5:46 am-12:35 pm

3 stops23h 49m

Oslo Gardermoen

Sat 6/14

1:50 pm-6:44 pm

3 stops35h 54m

$987

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Thu 7/17

3:30 pm-4:20 pm

2 stops17h 50m

Oslo Gardermoen

Sun 7/27

7:20 am-6:03 pm

2 stops17h 43m

$1,019

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Sat 6/7

1:15 pm-11:05 am

2 stops14h 50m

Oslo Gardermoen

Sat 6/14

6:30 am-5:17 pm

2 stops17h 47m

$1,060

Kansas CityOslo

MCI - OSL

MCIOSL

Kansas City

Thu 6/19

1:13 pm-12:55 pm

2 stops16h 42m

Oslo Gardermoen

Sun 6/22

6:00 pm-10:41 pm

2 stops35h 41m

$1,368

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 21 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 $1,101). 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 April 24, 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.

Rainfall in Oslo by month

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

In terms of precipitation, rainfall in Oslo ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo when rainfall is around 1.6 in.

Temperature in Oslo by month

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

If weather is an important factor for your trip to Oslo, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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 Oslo. Reviews last updated April 24, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Missouri to Oslo to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,344 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Missouri to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to Oslo one-way?

    The cheapest airline one-way is Lufthansa, with whom users have recently found tickets for as low as $497. However, be on the lookout for offers from United Airlines and Austrian Airlines, as they are both options that can get you from Missouri to Oslo for a low price.

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

    While some choose either Kansas City - Oslo Gardermoen or Kansas City - Oslo Sandefjord, Lambert-St Louis - 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 $1,101). 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.
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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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$487Average$986FlexibilityNo cancel feeOn-time70%
FinnairCheapest$565Average$641FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$583Average$887FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$593Average$922FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$594Average$1,203FlexibilityNo cancel feeOn-time76%
DeltaCheapest$613Average$1,075FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$649Average$914FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$659Average$1,447FlexibilityNo cancel feeOn-time67%

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