Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Oslo from $325

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 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:46 pm - 6:40 pm
STL
-
OSL
17h 54m
2 stops
American Airlines Logo
12:50 pm - 11:20 pm
OSL
-
STL
17h 30m
2 stops
$804American Airlines
Mon, Sep 14 - Fri, Sep 25
Delta Logo
7:05 pm - 6:45 pm
STL
-
OSL
16h 40m
2 stops
Delta Logo
6:30 am - 4:55 pm
OSL
-
STL
17h 25m
2 stops
$812Delta
Mon, Sep 14 - Fri, Sep 25
Multiple Airlines Logo
2:40 pm - 5:15 pm
STL
-
OSL
19h 35m
2 stops
Multiple Airlines Logo
11:45 am - 7:30 pm
OSL
-
STL
14h 45m
1 stop
$816Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
Multiple Airlines Logo
3:30 pm - 12:20 pm
STL
-
OSL
13h 50m
1 stop
Multiple Airlines Logo
7:50 am - 7:30 pm
OSL
-
STL
18h 40m
1 stop
$820Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
Multiple Airlines Logo
2:40 pm - 5:15 pm
STL
-
OSL
19h 35m
2 stops
Multiple Airlines Logo
8:35 am - 10:00 pm
OSL
-
STL
20h 25m
2 stops
$823Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
American Airlines Logo
4:47 pm - 6:40 pm
STL
-
OSL
18h 53m
2 stops
American Airlines Logo
12:50 pm - 11:20 pm
OSL
-
STL
17h 30m
2 stops
$832American Airlines
Mon, Sep 14 - Fri, Sep 25
Multiple Airlines Logo
3:30 pm - 12:20 pm
STL
-
OSL
13h 50m
1 stop
Multiple Airlines Logo
7:50 am - 9:23 pm
OSL
-
STL
20h 33m
2 stops
$839Multiple Airlines
Mon, Sep 14 - Fri, Sep 25
Multiple Airlines Logo
3:30 pm - 3:25 pm
STL
-
OSL
16h 55m
1 stop
Multiple Airlines Logo
7:50 am - 9:23 pm
OSL
-
STL
20h 33m
2 stops
$841Multiple Airlines
Mon, Sep 14 - Fri, Sep 25
American Airlines Logo
2:47 pm - 4:20 pm
STL
-
OSL
18h 33m
2 stops
American Airlines Logo
12:50 pm - 11:25 pm
OSL
-
STL
17h 35m
2 stops
$854American Airlines
Mon, Oct 5 - Fri, Oct 16
Multiple Airlines Logo
3:30 pm - 12:20 pm
STL
-
OSL
13h 50m
1 stop
Multiple Airlines Logo
7:15 am - 8:00 pm
OSL
-
STL
19h 45m
2 stops
$872Multiple Airlines
Mon, Oct 5 - Fri, Oct 16

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from St. Louis to Oslo Gardermoen Airport

Our best Delta deals on St. Louis to Oslo Gardermoen Airport flight tickets
Delta
Sep 14
STL7:05 pmLambert-St Louis
16h 40m
2 stops
OSL6:45 pmOslo Gardermoen
Sep 25
OSL6:30 amOslo Gardermoen
17h 25m
2 stops
STL4:55 pmLambert-St Louis
$812
Delta
May 2
STL5:35 pmLambert-St Louis
17h 55m
2 stops
OSL6:30 pmOslo Gardermoen
May 8
OSL6:30 amOslo Gardermoen
16h 45m
2 stops
STL4:15 pmLambert-St Louis
$888
Delta
May 3
STL12:23 pmLambert-St Louis
13h 22m
2 stops
OSL8:45 amOslo Gardermoen
May 23
OSL6:30 amOslo Gardermoen
17h 46m
2 stops
STL5:16 pmLambert-St Louis
$913

British Airways flights from St. Louis to Oslo Gardermoen Airport

Our best British Airways deals on St. Louis to Oslo Gardermoen Airport flight tickets
British Airways
Sep 14
STL4:29 pmLambert-St Louis
19h 11m
2 stops
OSL6:40 pmOslo Gardermoen
Sep 25
OSL7:50 amOslo Gardermoen
18h 40m
1 stop
STL7:30 pmLambert-St Louis
$938
British Airways
May 3
STL9:40 pmLambert-St Louis
29h 50m
1 stop
OSL10:30 amOslo Gardermoen
May 23
OSL8:15 amOslo Gardermoen
18h 17m
2 stops
STL7:32 pmLambert-St Louis
$1,025
British Airways
May 3
STL9:40 pmLambert-St Louis
29h 50m
1 stop
OSL10:30 amOslo Gardermoen
May 23
OSL5:10 pmOslo Gardermoen
33h 20m
1 stop
STL7:30 pmLambert-St Louis
$1,103

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Oslo Gardermoen Airport 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, momondo users made 832,500 searches. Data last updated April 23, 2026.
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 - OSL

STLOSL

Lambert-St Louis

Mon 9/14

5:46 pm-6:40 pm

2 stops17h 54m

Oslo Gardermoen

Fri 9/25

12:50 pm-11:20 pm

2 stops17h 30m

$804

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/14

7:05 pm-6:45 pm

2 stops16h 40m

Oslo Gardermoen

Fri 9/25

6:30 am-4:55 pm

2 stops17h 25m

$812

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 10/5

2:40 pm-5:15 pm

2 stops19h 35m

Oslo Gardermoen

Fri 10/16

11:45 am-7:30 pm

1 stop14h 45m

$816
Quickest round-trip

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 10/5

3:30 pm-12:20 pm

1 stop13h 50m

Oslo Gardermoen

Fri 10/16

7:50 am-7:30 pm

1 stop18h 40m

$820

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 10/5

2:40 pm-5:15 pm

2 stops19h 35m

Oslo Gardermoen

Fri 10/16

8:35 am-10:00 pm

2 stops20h 25m

$823

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/14

4:47 pm-6:40 pm

2 stops18h 53m

Oslo Gardermoen

Fri 9/25

12:50 pm-11:20 pm

2 stops17h 30m

$832

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/14

3:30 pm-12:20 pm

1 stop13h 50m

Oslo Gardermoen

Fri 9/25

7:50 am-9:23 pm

2 stops20h 33m

$839

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/14

3:30 pm-3:25 pm

1 stop16h 55m

Oslo Gardermoen

Fri 9/25

7:50 am-9:23 pm

2 stops20h 33m

$841

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 10/5

2:47 pm-4:20 pm

2 stops18h 33m

Oslo Gardermoen

Fri 10/16

12:50 pm-11:25 pm

2 stops17h 35m

$854

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 10/5

3:30 pm-12:20 pm

1 stop13h 50m

Oslo Gardermoen

Fri 10/16

7:15 am-8:00 pm

2 stops19h 45m

$872

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Oslo from

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

What is the typical price of a round-trip flight between St. Louis and Oslo Gardermoen Airport?

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 March instead. Flights to Oslo Gardermoen Airport in March, while not as cheap as those in November, still average around $636.

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

You could potentially save up to 1% 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

Fastest flight time

15h 36m

Direct flights

None
The fastest flight from St. Louis to Oslo Gardermoen Airport takes 15h 36m
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 15h 36m.

  • 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?

  • 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?

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 AirlinesPriceFrom $542Free CancellationRating
7.4
9,637 reviews
Search United Airlines flights
LufthansaPriceFrom $581Free CancellationRating
6.8
7,940 reviews
Search Lufthansa flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,437 reviews
Search Delta flights
British AirwaysPriceFrom $656Free CancellationRating
6.7
7,906 reviews
Search British Airways flights
KLMPriceFrom $685Free CancellationRating
7.8
1,505 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Lillehammer
Drammen

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Oslo?

Finding the right flight to Oslo from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oslo quick and easy, saving you time and money.

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.

How can momondo help me find flights from St. Louis to Oslo?

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.

An easier way to manage your Oslo Gardermoen Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 5/23
Sat 5/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Oslo

Popular cities in Norway

Popular flights according to clicks in the last 7 days on momondo
Flights to Oslo Sandefjord Airportfrom $554