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Cheap flights from Oslo Gardermoen Airport to St. Louis from $519

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo Gardermoen Airport to St. Louis departing on 2/25. 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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Find the cheapest flights from Oslo Gardermoen Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:45 am - 10:59 pm
OSL
-
STL
20h 14m
2 stops
Lufthansa Logo
6:55 pm - 5:40 pm
STL
-
OSL
15h 45m
2 stops
$519Lufthansa
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:05 am - 1:55 pm
OSL
-
STL
14h 50m
1 stop
United Airlines Logo
5:00 am - 5:10 pm
STL
-
OSL
30h 10m
2 stops
$578United Airlines
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
6:05 am - 8:26 pm
OSL
-
STL
21h 21m
2 stops
United Airlines Logo
3:50 pm - 5:30 pm
STL
-
OSL
18h 40m
1 stop
$584United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:05 am - 1:55 pm
OSL
-
STL
14h 50m
1 stop
United Airlines Logo
10:00 am - 5:40 pm
STL
-
OSL
25h 40m
2 stops
$607United Airlines
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
6:05 am - 1:55 pm
OSL
-
STL
14h 50m
1 stop
United Airlines Logo
11:25 am - 1:05 pm
STL
-
OSL
19h 40m
2 stops
$608United Airlines
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
6:05 am - 7:14 pm
OSL
-
STL
20h 09m
2 stops
United Airlines Logo
1:14 pm - 3:20 pm
STL
-
OSL
20h 06m
2 stops
$610United Airlines
Wed, Mar 4 - Sun, Mar 8
Delta Logo
9:25 am - 8:43 pm
OSL
-
STL
18h 18m
2 stops
Delta Logo
5:50 pm - 8:40 am
STL
-
OSL
31h 50m
2 stops
$612Delta
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:05 am - 7:14 pm
OSL
-
STL
20h 09m
2 stops
United Airlines Logo
11:25 am - 1:05 pm
STL
-
OSL
19h 40m
2 stops
$614United Airlines
Wed, Mar 4 - Sun, Mar 8
Air Canada Logo
1:50 pm - 10:59 pm
OSL
-
STL
16h 09m
2 stops
Air Canada Logo
3:50 pm - 5:30 pm
STL
-
OSL
18h 40m
1 stop
$625Air Canada
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:05 am - 1:55 pm
OSL
-
STL
14h 50m
1 stop
United Airlines Logo
4:50 pm - 1:05 pm
STL
-
OSL
14h 15m
1 stop
$667United Airlines
Wed, Mar 4 - Sun, Mar 8

United Airlines flights from Oslo Gardermoen Airport to St. Louis

Our best United Airlines deals on Oslo Gardermoen Airport to St. Louis flight tickets
United Airlines
Feb 25
OSL6:05 amOslo Gardermoen
21h 21m
2 stops
STL8:26 pmLambert-St Louis
Mar 1
STL3:50 pmLambert-St Louis
18h 40m
1 stop
OSL5:30 pmOslo Gardermoen
$584
United Airlines
Mar 4
OSL6:05 amOslo Gardermoen
14h 50m
1 stop
STL1:55 pmLambert-St Louis
Mar 8
STL10:00 amLambert-St Louis
25h 40m
2 stops
OSL5:40 pmOslo Gardermoen
$607
United Airlines
Mar 4
OSL6:05 amOslo Gardermoen
14h 50m
1 stop
STL1:55 pmLambert-St Louis
Mar 8
STL11:25 amLambert-St Louis
19h 40m
2 stops
OSL1:05 pmOslo Gardermoen
$608

Lufthansa flights from Oslo Gardermoen Airport to St. Louis

Our best Lufthansa deals on Oslo Gardermoen Airport to St. Louis flight tickets
Lufthansa
Feb 25
OSL9:45 amOslo Gardermoen
20h 14m
2 stops
STL10:59 pmLambert-St Louis
Mar 1
STL6:55 pmLambert-St Louis
15h 45m
2 stops
OSL5:40 pmOslo Gardermoen
$519
Lufthansa
Feb 25
OSL9:45 amOslo Gardermoen
20h 14m
2 stops
STL10:59 pmLambert-St Louis
Mar 1
STL3:50 pmLambert-St Louis
14h 15m
1 stop
OSL1:05 pmOslo Gardermoen
$578

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to St. Louis 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 February 9, 2026.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 2/25

9:45 am-10:59 pm

2 stops20h 14m

Lambert-St Louis

Sun 3/1

6:55 pm-5:40 pm

2 stops15h 45m

$519

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-1:55 pm

1 stop14h 50m

Lambert-St Louis

Sun 3/8

5:00 am-5:10 pm

2 stops30h 10m

$578

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 2/25

6:05 am-8:26 pm

2 stops21h 21m

Lambert-St Louis

Sun 3/1

3:50 pm-5:30 pm

1 stop18h 40m

$584

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-1:55 pm

1 stop14h 50m

Lambert-St Louis

Sun 3/8

10:00 am-5:40 pm

2 stops25h 40m

$607

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-1:55 pm

1 stop14h 50m

Lambert-St Louis

Sun 3/8

11:25 am-1:05 pm

2 stops19h 40m

$608

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-7:14 pm

2 stops20h 09m

Lambert-St Louis

Sun 3/8

1:14 pm-3:20 pm

2 stops20h 06m

$610

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 2/25

9:25 am-8:43 pm

2 stops18h 18m

Lambert-St Louis

Sun 3/1

5:50 pm-8:40 am

2 stops31h 50m

$612

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-7:14 pm

2 stops20h 09m

Lambert-St Louis

Sun 3/8

11:25 am-1:05 pm

2 stops19h 40m

$614

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 2/25

1:50 pm-10:59 pm

2 stops16h 09m

Lambert-St Louis

Sun 3/1

3:50 pm-5:30 pm

1 stop18h 40m

$625

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Wed 3/4

6:05 am-1:55 pm

1 stop14h 50m

Lambert-St Louis

Sun 3/8

4:50 pm-1:05 pm

1 stop14h 15m

$667

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

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

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 Oslo Gardermoen Airport and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, May is the cheapest month to fly from Oslo Gardermoen Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $491. The month of April is another great option to travel to St. Louis, with average flight prices from Oslo Gardermoen Airport averaging around $497.

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

You could potentially save up to 48% on your flight if you consider stops on a Oslo Gardermoen Airport to St. Louis flight.

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

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

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

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to St. Louis takes 14h 50m
There are no direct flights from Oslo Gardermoen Airport to St. Louis. There are no popular flight routes from Oslo Gardermoen Airport to St. Louis.
Search flight deals

  • How far is Oslo Gardermoen to Lambert-St Louis by plane?

    There are 4298.2 mi between Oslo Gardermoen and Lambert-St Louis. Typically, this will take 14h 50m by plane in normal conditions.

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

    Prices for flights from Oslo Gardermoen Airport to Lambert-St Louis Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo Gardermoen Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Fenton
Wentzville
Alton
Farmington
Clayton
Edwardsville
Eureka
Festus
Litchfield
Glencoe
Shrewsbury

Why use momondo?

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

It is quick and easy to find Oslo to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

momondo does allow users to show only those flights to St. Louis from Oslo which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Oslo to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to St. Louis from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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