What is the cheapest airline that flies from Lambert-St Louis to Oslo Gardermoen?

Air Canada, United Airlines, and British Airways are the most popular carriers operating from Lambert-St Louis to Oslo Gardermoen

What airlines fly to Oslo Gardermoen Airport?

Lufthansa, KLM and United Airlines are the top three most popular airlines that fly to Oslo Gardermoen Airport from St. Louis according to our data. Lufthansa is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Oslo Gardermoen Airport. Keep in mind that there are 4 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?

Prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?

The number of operators available for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport is 4 as of October 2026.

How old do you have to be to fly from Lambert-St Louis Airport to Oslo Gardermoen Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Oslo Gardermoen Airport.

What documentation or ID do you need to fly to Oslo Gardermoen Airport?

The travel and health documents you'll need for your trip to Oslo Gardermoen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo Gardermoen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$368 Cheap Flights from St. Louis to Oslo Gardermoen Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Oslo

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12:01 pm - 5:20 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

22h 19m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

11:10 am - 11:26 pmOSL Oslo Gardermoen-STL Lambert-St Louis

19h 16m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$706Scandinavian Airlines

Wed, Jan 13 - Mon, Jan 25

10:13 am - 3:20 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

22h 07m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

4:00 pm - 11:39 pmOSL Oslo Gardermoen-STL Lambert-St Louis

38h 39m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$706Scandinavian Airlines

Wed, Feb 10 - Wed, Feb 17

11:51 am - 1:10 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

19h 19m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

8:00 am - 11:39 pmOSL Oslo Gardermoen-STL Lambert-St Louis

21h 39m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$706Scandinavian Airlines

Wed, Mar 17 - Wed, Mar 24

6:40 am - 5:15 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

27h 35m2 stops Chicago O'Hare Intl Brussels Bruxelles-National

6:45 am - 9:48 amOSL Oslo Gardermoen-STL Lambert-St Louis

34h 03m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$735United Airlines

Mon, Apr 19 - Wed, Apr 21

6:40 am - 5:15 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

27h 35m2 stops Chicago O'Hare Intl Brussels Bruxelles-National

6:45 am - 6:38 pmOSL Oslo Gardermoen-STL Lambert-St Louis

18h 53m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$740United Airlines

Mon, Apr 19 - Wed, Apr 21

4:05 pm - 6:15 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

19h 10m2 stops Toronto Pearson Intl Frankfurt am Main

6:45 am - 3:38 pmOSL Oslo Gardermoen-STL Lambert-St Louis

15h 53m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$740United Airlines

Mon, Apr 19 - Wed, Apr 21

3:40 pm - 3:45 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

17h 05m1 stop Frankfurt am Main

6:15 am - 1:45 pmOSL Oslo Gardermoen-STL Lambert-St Louis

14h 30m1 stop Frankfurt am Main

$741Lufthansa

Wed, Feb 10 - Wed, Feb 17

4:40 pm - 1:05 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

14h 25m1 stop Frankfurt am Main

6:15 am - 2:45 pmOSL Oslo Gardermoen-STL Lambert-St Louis

14h 30m1 stop Frankfurt am Main

$741Lufthansa

Wed, Mar 17 - Wed, Mar 24

2:29 pm - 2:10 pmSTL Lambert-St Louis-OSL Oslo Gardermoen

17h 41m2 stops Chicago O'Hare Intl London Heathrow

8:40 am - 8:16 pmOSL Oslo Gardermoen-STL Lambert-St Louis

17h 36m2 stops Helsinki-Vantaa Dallas/Fort Worth

$755British Airways

Tue, Mar 16 - Tue, Mar 23

10:30 am - 11:00 amSTL Lambert-St Louis-OSL Oslo Gardermoen

18h 30m2 stops Boston Logan Intl London Heathrow

3:10 pm - 8:54 pmOSL Oslo Gardermoen-STL Lambert-St Louis

35h 44m2 stops London Heathrow Philadelphia

$834British Airways

Mon, Mar 15 - Fri, Mar 19

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Lufthansa flights from St. Louis to Oslo Gardermoen Airport

Our best Lufthansa deals on St. Louis to Oslo Gardermoen Airport flight tickets

Lufthansa

Feb 10

STL3:40 pmLambert-St Louis

17h 05m

1 stop

OSL3:45 pmOslo Gardermoen

Feb 17

OSL6:15 amOslo Gardermoen

14h 30m

1 stop

STL1:45 pmLambert-St Louis

$741

Lufthansa

Feb 10

STL11:00 amLambert-St Louis

19h 05m

2 stops

OSL1:05 pmOslo Gardermoen

Feb 17

OSL6:15 amOslo Gardermoen

14h 30m

1 stop

STL1:45 pmLambert-St Louis

$746

Lufthansa

Feb 7

STL1:17 pmLambert-St Louis

21h 23m

2 stops

OSL5:40 pmOslo Gardermoen

Feb 19

OSL6:15 amOslo Gardermoen

14h 30m

1 stop

STL1:45 pmLambert-St Louis

$762

Scandinavian Airlines flights from St. Louis to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on St. Louis to Oslo Gardermoen Airport flight tickets

Scandinavian Airlines

Feb 10

STL10:13 amLambert-St Louis

22h 07m

2 stops

OSL3:20 pmOslo Gardermoen

Feb 17

OSL4:00 pmOslo Gardermoen

38h 39m

2 stops

STL11:39 pmLambert-St Louis

$706

Scandinavian Airlines

Dec 2

STL2:33 pmLambert-St Louis

17h 47m

2 stops

OSL3:20 pmOslo Gardermoen

Dec 13

OSL11:45 amOslo Gardermoen

19h 20m

2 stops

STL12:05 amLambert-St Louis

$707

Scandinavian Airlines

Feb 8

STL10:13 amLambert-St Louis

19h 57m

2 stops

OSL1:10 pmOslo Gardermoen

Feb 15

OSL11:10 amOslo Gardermoen

19h 29m

2 stops

STL11:39 pmLambert-St Louis

$742

momondo Fare Finder

Use the filters below to find and compare flights from St. Louis to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Wed 1/13

12:01 pm-5:20 pm

2 stops22h 19m

Oslo Gardermoen

Mon 1/25

11:10 am-11:26 pm

2 stops19h 16m

$706

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Wed 2/10

10:13 am-3:20 pm

2 stops22h 07m

Oslo Gardermoen

Wed 2/17

4:00 pm-11:39 pm

2 stops38h 39m

$706

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Wed 3/17

11:51 am-1:10 pm

2 stops19h 19m

Oslo Gardermoen

Wed 3/24

8:00 am-11:39 pm

2 stops21h 39m

$706

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Mon 4/19

6:40 am-5:15 pm

2 stops27h 35m

Oslo Gardermoen

Wed 4/21

6:45 am-9:48 am

2 stops34h 03m

$735

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Mon 4/19

6:40 am-5:15 pm

2 stops27h 35m

Oslo Gardermoen

Wed 4/21

6:45 am-6:38 pm

2 stops18h 53m

$740

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Mon 4/19

4:05 pm-6:15 pm

2 stops19h 10m

Oslo Gardermoen

Wed 4/21

6:45 am-3:38 pm

2 stops15h 53m

$740

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Wed 2/10

3:40 pm-3:45 pm

1 stop17h 05m

Oslo Gardermoen

Wed 2/17

6:15 am-1:45 pm

1 stop14h 30m

$741

Quickest round-trip

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Wed 3/17

4:40 pm-1:05 pm

1 stop14h 25m

Oslo Gardermoen

Wed 3/24

6:15 am-2:45 pm

1 stop14h 30m

$741

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Tue 3/16

2:29 pm-2:10 pm

2 stops17h 41m

Oslo Gardermoen

Tue 3/23

8:40 am-8:16 pm

2 stops17h 36m

$755

St. LouisOslo

STL Lambert-St Louis - OSL Oslo Gardermoen

STLOSL

Lambert-St Louis

Mon 3/15

10:30 am-11:00 am

2 stops18h 30m

Oslo Gardermoen

Fri 3/19

3:10 pm-8:54 pm

2 stops35h 44m

$834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Oslo Gardermoen Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from St. Louis is in November. Flight prices, which tend to average around $617, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Oslo Gardermoen Airport from St. Louis during January instead. Flights to Oslo Gardermoen Airport in January, while not as cheap as those in November, still average around $713.

Can stopping save me money on St. Louis to Oslo Gardermoen Airport flights?

You could potentially save up to 30% on your flight if you consider stops on a St. Louis to Oslo Gardermoen Airport flight.

When to book flights from St. Louis to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Oslo Gardermoen Airport (STL to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Oslo Gardermoen Airport

Best Price Found	$368
Fastest flight time	14h 25m
Direct flights	None

The best one-way flight to Oslo Gardermoen Airport from St. Louis in the past 72 hours is $368. The best round-trip flight deal from St. Louis to Oslo Gardermoen Airport found on momondo in the last 72 hours is $706.

The fastest flight from St. Louis to Oslo Gardermoen Airport takes 14h 25m

There are no direct flights from St. Louis to Oslo Gardermoen Airport. There are no popular flight routes from St. Louis to Oslo Gardermoen Airport.

Search flight deals

Frequently asked questions about flying from St. Louis to Oslo Gardermoen Airport

How far is Lambert-St Louis to Oslo Gardermoen by plane?
The straight-line distance from Lambert-St Louis to Oslo Gardermoen is 4298.2 mi. By plane, this route typically takes 14h 25m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?
Prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?
The number of operators available for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport is 4 as of October 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Oslo Gardermoen Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Oslo Gardermoen Airport.
What documentation or ID do you need to fly to Oslo Gardermoen Airport?
The travel and health documents you'll need for your trip to Oslo Gardermoen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo Gardermoen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Oslo Gardermoen Airport?
Based on momondo bookings for flights between St. Louis and Oslo Gardermoen Airport, the leading airline is Lufthansa, making up 36% of the total bookings. Other popular airlines include KLM with 23%, United Airlines with 22%, and British Airways with 19%.

Best airlines flying from St. Louis to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from St. Louis to Oslo Gardermoen Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $542	Free Cancellation	Rating 7.3 10,451 reviews	Search United Airlines flights
Lufthansa	PriceFrom $617	Free Cancellation	Rating 6.8 8,298 reviews	Search Lufthansa flights
British Airways	PriceFrom $656	Free Cancellation	Rating 6.7 8,275 reviews	Search British Airways flights
KLM	PriceFrom $685	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights

Gardermoen

Fredrikstad

Drammen

Lillehammer

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Can I find flights from St. Louis to Oslo with flexible booking policies on momondo?

Yes. All flights to Oslo from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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Once you have performed a search for St. Louis to Oslo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Oslo right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Oslo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oslo and let you know when they change.

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Cheap flights from St. Louis to Oslo from $368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Oslo departing on 4/9. 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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Lufthansa flights from St. Louis to Oslo Gardermoen Airport

Our best Lufthansa deals on St. Louis to Oslo Gardermoen Airport flight tickets

Scandinavian Airlines flights from St. Louis to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on St. Louis to Oslo Gardermoen Airport flight tickets

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Use the filters below to find and compare flights from St. Louis to Oslo Gardermoen Airport that are best for you.

See travel insights to Oslo from

How to get the cheapest flight ticket from St. Louis to Oslo Gardermoen Airport

What is the cheapest month to fly to Oslo Gardermoen Airport?

Can stopping save me money on St. Louis to Oslo Gardermoen Airport flights?

What is the cheapest airline that flies from Lambert-St Louis to Oslo Gardermoen?

What airlines fly to Oslo Gardermoen Airport?

When to book flights from St. Louis to Oslo Gardermoen Airport

Cheap St. Louis to Oslo Gardermoen Airport (STL to OSL) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Oslo Gardermoen Airport

Best airlines flying from St. Louis to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from St. Louis to Oslo Gardermoen Airport with momondo

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