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 35% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 6 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 6 as of August 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.

$606 Cheap Flights from St. Louis to Oslo in 2025

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 $722 to $940. The lowest price recently found on this route was $655.

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Find the cheapest flights from St. Louis to Oslo

Round-trip

One-way

Cheap round-trip flights

6:45 am - 8:40 amSTL-OSL

18h 55m2 stops

12:40 pm - 4:40 pmOSL-STL

35h 00m2 stops

$655Delta

Find Deal

Wed, Dec 3 - Sun, Dec 7

1:30 pm - 3:40 pmSTL-OSL

19h 10m2 stops

9:50 am - 7:57 pmOSL-STL

41h 07m2 stops

$656Air Canada

Find Deal

Mon, Sep 1 - Mon, Sep 8

7:59 pm - 6:40 pmSTL-OSL

15h 41m2 stops

8:35 pm - 11:18 pmOSL-STL

33h 43m2 stops

$658British Airways

Find Deal

Mon, Sep 29 - Tue, Oct 7

1:00 pm - 1:00 pmSTL-OSL

17h 00m2 stops

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$671United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

4:05 pm - 5:30 pmSTL-OSL

18h 25m2 stops

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$673United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

12:25 pm - 10:50 amSTL-OSL

15h 25m2 stops

6:45 pm - 1:30 pmOSL-STL

25h 45m1 stop

$678

Find Deal

Mon, Sep 29 - Tue, Oct 7

3:50 pm - 3:20 pmSTL-OSL

16h 30m1 stop

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$729Lufthansa

Find Deal

Wed, Dec 3 - Sun, Dec 7

3:50 pm - 3:20 pmSTL-OSL

16h 30m1 stop

6:05 am - 1:55 pmOSL-STL

14h 50m1 stop

$800Lufthansa

Find Deal

Wed, Dec 3 - Sun, Dec 7

9:15 am - 3:40 pmSTL-OSL

23h 25m2 stops

1:50 pm - 12:00 pmOSL-STL

29h 10m3 stops

$1,395

Find Deal

Tue, Sep 2 - Sun, Sep 7

7:41 pm - 4:15 pmSTL-OSL

37h 34m2 stops

5:05 pm - 11:07 pmOSL-STL

37h 02m2 stops

$9,225British Airways

Find Deal

Mon, Sep 1 - Mon, Sep 8

Air Canada flights from St. Louis to Oslo

Our best Air Canada deals on St. Louis to Oslo flight tickets

Air Canada

Aug 26

STL1:30 pmLambert-St Louis

15h 45m

2 stops

OSL12:15 pmOslo Gardermoen

Sep 2

OSL9:45 amOslo Gardermoen

41h 12m

2 stops

STL7:57 pmLambert-St Louis

$637

Find similar

Air Canada

Aug 26

STL1:30 pmLambert-St Louis

15h 45m

2 stops

OSL12:15 pmOslo Gardermoen

Sep 4

OSL7:15 amOslo Gardermoen

43h 42m

2 stops

STL7:57 pmLambert-St Louis

$648

Find similar

Air Canada

Sep 1

STL1:30 pmLambert-St Louis

19h 10m

2 stops

OSL3:40 pmOslo Gardermoen

Sep 8

OSL9:50 amOslo Gardermoen

41h 07m

2 stops

STL7:57 pmLambert-St Louis

$656

Find similar

Delta flights from St. Louis to Oslo

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

Delta

Dec 3

STL6:45 amLambert-St Louis

18h 55m

2 stops

OSL8:40 amOslo Gardermoen

Dec 7

OSL12:40 pmOslo Gardermoen

35h 00m

2 stops

STL4:40 pmLambert-St Louis

$655

Find similar

Delta

Aug 31

STL5:25 pmLambert-St Louis

16h 15m

2 stops

OSL4:40 pmOslo Gardermoen

Sep 4

OSL6:05 amOslo Gardermoen

20h 02m

2 stops

STL7:07 pmLambert-St Louis

$683

Find similar

Delta

Aug 31

STL5:25 pmLambert-St Louis

16h 15m

2 stops

OSL4:40 pmOslo Gardermoen

Sep 5

OSL6:05 amOslo Gardermoen

20h 02m

2 stops

STL7:07 pmLambert-St Louis

$733

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

6:45 am-8:40 am

2 stops18h 55m

Oslo Gardermoen

Sun 12/7

12:40 pm-4:40 pm

2 stops35h 00m

$655

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/1

1:30 pm-3:40 pm

2 stops19h 10m

Oslo Gardermoen

Mon 9/8

9:50 am-7:57 pm

2 stops41h 07m

$656

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/29

7:59 pm-6:40 pm

2 stops15h 41m

Oslo Gardermoen

Tue 10/7

8:35 pm-11:18 pm

2 stops33h 43m

$658

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-1:55 pm

1 stop14h 50m

$671

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

4:05 pm-5:30 pm

2 stops18h 25m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$673

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/29

12:25 pm-10:50 am

2 stops15h 25m

Oslo Gardermoen

Tue 10/7

6:45 pm-1:30 pm

1 stop25h 45m

$678

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:50 pm-3:20 pm

1 stop16h 30m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$729

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Wed 12/3

3:50 pm-3:20 pm

1 stop16h 30m

Oslo Gardermoen

Sun 12/7

6:05 am-1:55 pm

1 stop14h 50m

$800

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Tue 9/2

9:15 am-3:40 pm

2 stops23h 25m

Oslo Gardermoen

Sun 9/7

1:50 pm-12:00 pm

3 stops29h 10m

$1,395

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Mon 9/1

7:41 pm-4:15 pm

2 stops37h 34m

Oslo Gardermoen

Mon 9/8

5:05 pm-11:07 pm

2 stops37h 02m

$9,225

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 13h 45m.
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 6 as of August 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
American Airlines	PriceFrom $586	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
KLM	PriceFrom $649	Free Cancellation	Rating 7.8 1,388 reviews	Search KLM flights
Air Canada	PriceFrom $659	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Delta	PriceFrom $676	Free Cancellation	Rating 7.9 7,982 reviews	Search Delta flights
United Airlines	PriceFrom $679	Free Cancellation	Rating 7.4 8,928 reviews	Search United Airlines flights
Lufthansa	PriceFrom $735	Free Cancellation	Rating 6.8 7,337 reviews	Search Lufthansa 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.