What airlines fly to Oslo?

Delta, United Airlines and Lufthansa are the top three most popular airlines that fly to Oslo from St. Louis according to our data. Delta is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 5 different airlines that fly to Oslo 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?

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

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

The number of operators available for flights from Lambert-St Louis Airport to Oslo is 5 as of September 2025.

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

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.

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

The travel and health documents you'll need for your trip to Oslo 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$590 Cheap Flights from St. Louis to Oslo in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $693 to $868. The lowest price recently found on this route was $590.

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Find the cheapest flights from St. Louis to Oslo

Round-trip

One-way

Last minute

Cheap round-trip flights

1:30 pm - 1:45 pmSTL-OSL

17h 15m2 stops

6:00 am - 4:43 pmOSL-STL

17h 43m2 stops

$590Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

3:59 pm - 6:50 pmSTL-OSL

19h 51m2 stops

7:50 am - 11:23 pmOSL-STL

22h 33m2 stops

$623Delta

Find Deal

Thu, Nov 6 - Thu, Nov 20

1:00 pm - 1:00 pmSTL-OSL

17h 00m2 stops

6:05 am - 7:48 pmOSL-STL

20h 43m2 stops

$632United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

9:30 am - 4:20 pmSTL-OSL

23h 50m2 stops

12:40 pm - 4:35 pmOSL-STL

34h 55m2 stops

$633Delta

Find Deal

Wed, Dec 3 - Sun, Dec 7

4:05 pm - 3:40 pmSTL-OSL

40h 35m2 stops

6:25 pm - 1:55 pmOSL-STL

26h 30m1 stop

$635Multiple Airlines

Find Deal

Thu, Nov 6 - Thu, Nov 20

3:30 pm - 6:00 pmSTL-OSL

19h 30m1 stop

5:40 am - 3:18 pmOSL-STL

40h 38m2 stops

$656Multiple Airlines

Find Deal

Fri, Oct 17 - Fri, Oct 24

3:13 pm - 1:00 pmSTL-OSL

14h 47m2 stops

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$711United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

3:50 pm - 1:00 pmSTL-OSL

14h 10m1 stop

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$806Lufthansa

Find Deal

Wed, Dec 3 - Sun, Dec 7

3:59 pm - 10:35 amSTL-OSL

35h 36m2 stops

5:10 pm - 8:51 pmOSL-STL

34h 41m2 stops

$837British Airways

Find Deal

Sat, Oct 4 - Sat, Oct 11

12:25 pm - 12:15 pmSTL-OSL

16h 50m2 stops

6:35 am - 1:30 pmOSL-STL

13h 55m1 stop

$1,161Lufthansa

Find Deal

Tue, Sep 30 - Fri, Oct 3

Delta flights from St. Louis to Oslo

Our best Delta deals on St. Louis to Oslo flight tickets

Delta

Oct 14

STL1:30 pmLambert-St Louis

17h 15m

2 stops

OSL1:45 pmOslo Gardermoen

Oct 21

OSL6:00 amOslo Gardermoen

17h 43m

2 stops

STL4:43 pmLambert-St Louis

$590

Find similar

Delta

Nov 6

STL3:59 pmLambert-St Louis

19h 51m

2 stops

OSL6:50 pmOslo Gardermoen

Nov 20

OSL7:50 amOslo Gardermoen

22h 33m

2 stops

STL11:23 pmLambert-St Louis

$623

Find similar

Delta

Dec 3

STL9:30 amLambert-St Louis

23h 50m

2 stops

OSL4:20 pmOslo Gardermoen

Dec 7

OSL12:40 pmOslo Gardermoen

34h 55m

2 stops

STL4:35 pmLambert-St Louis

$633

Find similar

United Airlines flights from St. Louis to Oslo

Our best United Airlines deals on St. Louis to Oslo flight tickets

United Airlines

Dec 3

STL1:00 pmLambert-St Louis

17h 00m

2 stops

OSL1:00 pmOslo Gardermoen

Dec 7

OSL6:05 amOslo Gardermoen

20h 43m

2 stops

STL7:48 pmLambert-St Louis

$632

Find similar

United Airlines

Dec 3

STL3:13 pmLambert-St Louis

14h 47m

2 stops

OSL1:00 pmOslo Gardermoen

Dec 7

OSL6:05 amOslo Gardermoen

14h 50m

1 stop

STL1:55 pmLambert-St Louis

$711

Find similar

United Airlines

Dec 3

STL3:50 pmLambert-St Louis

16h 30m

1 stop

OSL3:20 pmOslo Gardermoen

Dec 7

OSL6:05 amOslo Gardermoen

20h 43m

2 stops

STL7:48 pmLambert-St Louis

$816

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 10/14

1:30 pm-1:45 pm

2 stops17h 15m

Oslo Gardermoen

Tue 10/21

6:00 am-4:43 pm

2 stops17h 43m

$590

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Thu 11/6

3:59 pm-6:50 pm

2 stops19h 51m

Oslo Gardermoen

Thu 11/20

7:50 am-11:23 pm

2 stops22h 33m

$623

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

1:00 pm-1:00 pm

2 stops17h 00m

Oslo Gardermoen

Sun 12/7

6:05 am-7:48 pm

2 stops20h 43m

$632

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

9:30 am-4:20 pm

2 stops23h 50m

Oslo Gardermoen

Sun 12/7

12:40 pm-4:35 pm

2 stops34h 55m

$633

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Thu 11/6

4:05 pm-3:40 pm

2 stops40h 35m

Oslo Gardermoen

Thu 11/20

6:25 pm-1:55 pm

1 stop26h 30m

$635

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 10/17

3:30 pm-6:00 pm

1 stop19h 30m

Oslo Gardermoen

Fri 10/24

5:40 am-3:18 pm

2 stops40h 38m

$656

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:13 pm-1:00 pm

2 stops14h 47m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$711

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:50 pm-1:00 pm

1 stop14h 10m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$806

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Sat 10/4

3:59 pm-10:35 am

2 stops35h 36m

Oslo Gardermoen

Sat 10/11

5:10 pm-8:51 pm

2 stops34h 41m

$837

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 9/30

12:25 pm-12:15 pm

2 stops16h 50m

Oslo Gardermoen

Fri 10/3

6:35 am-1:30 pm

1 stop13h 55m

$1,161

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 typical price of a round-trip flight between St. Louis and Oslo?

What is the cheapest month to fly to Oslo?

The month of March is, on average, the cheapest month to fly to Oslo from St. Louis, with most prices found around $649. If you’re not able to fly to Oslo in March, then January is your next best option. Flight prices from St. Louis to Oslo during January average around $679.

What is the cheapest day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Sunday when prices can be found for as low as $700. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Oslo for around $1,555.

What is the cheapest time of day to depart on your flight to Oslo?

Flying to Oslo from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $928 when looking at flights departing at noon. Try not to purchase tickets in the evening because they tend to be around $1,471. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap St. Louis to Oslo flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Lambert-St Louis to Oslo by plane?
Oslo is 4297.5 mi away from Lambert-St Louis. In terms of flight time, this usually takes a little over 14h 10m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Oslo?
Prices for flights from Lambert-St Louis Airport to Oslo are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Oslo?
The number of operators available for flights from Lambert-St Louis Airport to Oslo is 5 as of September 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Oslo?
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.
What documentation or ID do you need to fly to Oslo?
The travel and health documents you'll need for your trip to Oslo 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Oslo

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

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $581	Free Cancellation	Rating 6.8 7,409 reviews	Search Lufthansa flights
American Airlines	PriceFrom $586	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Air Canada	PriceFrom $659	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
United Airlines	PriceFrom $674	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Delta	PriceFrom $676	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oslo from St. Louis.

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 all potential St. Louis to Oslo 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 St. Louis to Oslo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Oslo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.