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Cheap flights from Oslo Gardermoen Airport to St. Louis from $602

This is the cheapest one-way 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 8/14. 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
1 adult, Economy, 0 bags

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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.
United Airlines Logo
6:45 am - 9:22 pm
OSL
-
STL
21h 37m
2 stops
United Airlines Logo
6:00 am - 10:55 am
STL
-
OSL
21h 55m
2 stops
$674United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
6:45 am - 9:22 pm
OSL
-
STL
21h 37m
2 stops
United Airlines Logo
3:30 pm - 3:25 pm
STL
-
OSL
16h 55m
1 stop
$675United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
6:25 am - 1:25 pm
OSL
-
STL
14h 00m
1 stop
United Airlines Logo
3:20 pm - 5:15 pm
STL
-
OSL
18h 55m
2 stops
$676United Airlines
Fri, May 1 - Mon, May 4
United Airlines Logo
6:45 am - 9:16 pm
OSL
-
STL
21h 31m
2 stops
United Airlines Logo
12:23 pm - 5:15 pm
STL
-
OSL
21h 52m
2 stops
$677United Airlines
Thu, May 21 - Thu, May 28
United Airlines Logo
6:25 am - 10:50 pm
OSL
-
STL
23h 25m
2 stops
United Airlines Logo
3:20 pm - 5:15 pm
STL
-
OSL
18h 55m
2 stops
$681United Airlines
Fri, May 1 - Mon, May 4
United Airlines Logo
1:05 pm - 1:25 pm
OSL
-
STL
31h 20m
1 stop
United Airlines Logo
3:30 pm - 3:25 pm
STL
-
OSL
16h 55m
1 stop
$690United Airlines
Thu, Sep 10 - Mon, Sep 14
Lufthansa Logo
4:45 pm - 1:25 pm
OSL
-
STL
27h 40m
1 stop
Lufthansa Logo
1:13 pm - 6:15 pm
STL
-
OSL
22h 02m
2 stops
$832Lufthansa
Thu, May 21 - Thu, May 28

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
Sep 10
OSL6:45 amOslo Gardermoen
21h 37m
2 stops
STL9:22 pmLambert-St Louis
Sep 14
STL6:00 amLambert-St Louis
21h 55m
2 stops
OSL10:55 amOslo Gardermoen
$674
United Airlines
Sep 10
OSL6:45 amOslo Gardermoen
21h 37m
2 stops
STL9:22 pmLambert-St Louis
Sep 14
STL3:30 pmLambert-St Louis
16h 55m
1 stop
OSL3:25 pmOslo Gardermoen
$675
United Airlines
May 1
OSL6:25 amOslo Gardermoen
14h 00m
1 stop
STL1:25 pmLambert-St Louis
May 4
STL3:20 pmLambert-St Louis
18h 55m
2 stops
OSL5:15 pmOslo Gardermoen
$676

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 April 6, 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

Cheapest round-trip

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Thu 9/10

6:45 am-9:22 pm

2 stops21h 37m

Lambert-St Louis

Mon 9/14

6:00 am-10:55 am

2 stops21h 55m

$674

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Thu 9/10

6:45 am-9:22 pm

2 stops21h 37m

Lambert-St Louis

Mon 9/14

3:30 pm-3:25 pm

1 stop16h 55m

$675
Quickest round-trip

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Fri 5/1

6:25 am-1:25 pm

1 stop14h 00m

Lambert-St Louis

Mon 5/4

3:20 pm-5:15 pm

2 stops18h 55m

$676

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Thu 5/21

6:45 am-9:16 pm

2 stops21h 31m

Lambert-St Louis

Thu 5/28

12:23 pm-5:15 pm

2 stops21h 52m

$677

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Fri 5/1

6:25 am-10:50 pm

2 stops23h 25m

Lambert-St Louis

Mon 5/4

3:20 pm-5:15 pm

2 stops18h 55m

$681

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Thu 9/10

1:05 pm-1:25 pm

1 stop31h 20m

Lambert-St Louis

Mon 9/14

3:30 pm-3:25 pm

1 stop16h 55m

$690

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Thu 5/21

4:45 pm-1:25 pm

1 stop27h 40m

Lambert-St Louis

Thu 5/28

1:13 pm-6:15 pm

2 stops22h 02m

$832
Cheapest one-way

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Fri 8/14

7:50 am-11:41 pm

2 stops22h 51m

$602

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Fri 6/19

8:20 pm-5:30 pm

3 stops52h 10m

$755

OsloSt. Louis

OSL - STL

OSLSTL

Oslo Gardermoen

Fri 8/14

6:00 am-8:05 am

3 stops33h 05m

$757

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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

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 00m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to St. Louis takes 14h 00m
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.
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Frequently asked questions about flying from Oslo Gardermoen Airport to St. Louis

  • 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 00m 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
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Clayton
Festus
Eureka
Edwardsville
Litchfield
Shrewsbury
Grafton

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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