What airlines fly to Oslo?

Lufthansa, Delta and United Airlines are the top three most popular airlines that fly to Oslo from St. Louis according to our data. Lufthansa is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 4 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 4 as of November 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.

$467 Cheap Flights from St. Louis to Oslo in 2025/26

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Find the cheapest flights from St. Louis to Oslo

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:50 pm - 1:05 pmSTL-OSL

14h 15m1 stop

9:35 am - 10:58 pmOSL-STL

20h 23m2 stops

$467Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 3:40 pmSTL-OSL

16h 50m1 stop

6:15 am - 1:55 pmOSL-STL

14h 40m1 stop

$478Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 1:05 pmSTL-OSL

14h 15m1 stop

6:15 am - 1:55 pmOSL-STL

14h 40m1 stop

$495Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 1:05 pmSTL-OSL

14h 15m1 stop

6:15 am - 7:27 pmOSL-STL

20h 12m2 stops

$500Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:45 pm - 6:50 pmSTL-OSL

20h 05m2 stops

9:25 am - 8:43 pmOSL-STL

18h 18m2 stops

$515Delta

Find Deal

Fri, Jan 30 - Tue, Feb 3

2:54 pm - 10:10 pmSTL-OSL

24h 16m2 stops

3:00 pm - 11:03 amOSL-STL

27h 03m2 stops

$516Multiple Airlines

Find Deal

Fri, Jan 9 - Fri, Jan 23

9:59 am - 4:20 pmSTL-OSL

23h 21m2 stops

9:25 am - 8:43 pmOSL-STL

18h 18m2 stops

$520Delta

Find Deal

Fri, Jan 30 - Tue, Feb 3

8:30 am - 5:10 pmSTL-OSL

25h 40m2 stops

6:05 am - 10:59 pmOSL-STL

23h 54m2 stops

$523United Airlines

Find Deal

Sat, Feb 14 - Sun, Feb 22

3:50 pm - 5:40 pmSTL-OSL

18h 50m2 stops

9:35 am - 10:58 pmOSL-STL

20h 23m2 stops

$526Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 3:40 pmSTL-OSL

16h 50m1 stop

6:15 am - 10:58 pmOSL-STL

23h 43m2 stops

$529Lufthansa

Find Deal

Fri, Jan 30 - Tue, Feb 3

Lufthansa flights from St. Louis to Oslo

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

Lufthansa

Jan 9

STL3:50 pmLambert-St Louis

14h 15m

1 stop

OSL1:05 pmOslo Gardermoen

Jan 23

OSL9:35 amOslo Gardermoen

20h 23m

2 stops

STL10:58 pmLambert-St Louis

$467

Find similar

Lufthansa

Jan 9

STL3:50 pmLambert-St Louis

16h 50m

1 stop

OSL3:40 pmOslo Gardermoen

Jan 23

OSL6:15 amOslo Gardermoen

14h 40m

1 stop

STL1:55 pmLambert-St Louis

$478

Find similar

Lufthansa

Jan 9

STL3:50 pmLambert-St Louis

14h 15m

1 stop

OSL1:05 pmOslo Gardermoen

Jan 23

OSL6:15 amOslo Gardermoen

14h 40m

1 stop

STL1:55 pmLambert-St Louis

$495

Find similar

United Airlines flights from St. Louis to Oslo

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

United Airlines

Feb 14

STL8:30 amLambert-St Louis

25h 40m

2 stops

OSL5:10 pmOslo Gardermoen

Feb 22

OSL6:05 amOslo Gardermoen

23h 54m

2 stops

STL10:59 pmLambert-St Louis

$523

Find similar

United Airlines

Nov 29

STL8:25 amLambert-St Louis

26h 15m

2 stops

OSL5:40 pmOslo Gardermoen

Dec 4

OSL6:15 amOslo Gardermoen

40h 14m

2 stops

STL3:29 pmLambert-St Louis

$649

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

3:50 pm-1:05 pm

1 stop14h 15m

Oslo Gardermoen

Fri 1/23

9:35 am-10:58 pm

2 stops20h 23m

$467

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

3:50 pm-3:40 pm

1 stop16h 50m

Oslo Gardermoen

Fri 1/23

6:15 am-1:55 pm

1 stop14h 40m

$478

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

3:50 pm-1:05 pm

1 stop14h 15m

Oslo Gardermoen

Fri 1/23

6:15 am-1:55 pm

1 stop14h 40m

$495

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

3:50 pm-1:05 pm

1 stop14h 15m

Oslo Gardermoen

Fri 1/23

6:15 am-7:27 pm

2 stops20h 12m

$500

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/30

3:45 pm-6:50 pm

2 stops20h 05m

Oslo Gardermoen

Tue 2/3

9:25 am-8:43 pm

2 stops18h 18m

$515

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

2:54 pm-10:10 pm

2 stops24h 16m

Oslo Gardermoen

Fri 1/23

3:00 pm-11:03 am

2 stops27h 03m

$516

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/30

9:59 am-4:20 pm

2 stops23h 21m

Oslo Gardermoen

Tue 2/3

9:25 am-8:43 pm

2 stops18h 18m

$520

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Sat 2/14

8:30 am-5:10 pm

2 stops25h 40m

Oslo Gardermoen

Sun 2/22

6:05 am-10:59 pm

2 stops23h 54m

$523

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/9

3:50 pm-5:40 pm

2 stops18h 50m

Oslo Gardermoen

Fri 1/23

9:35 am-10:58 pm

2 stops20h 23m

$526

St. LouisOslo

STL - OSL

STLOSL

Lambert-St Louis

Fri 1/30

3:50 pm-3:40 pm

1 stop16h 50m

Oslo Gardermoen

Tue 2/3

6:15 am-10:58 pm

2 stops23h 43m

$529

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 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 April is your next best option. Flight prices from St. Louis to Oslo during April average around $685.

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

Fastest flight time	14h 15m
Direct flights	None

The fastest flight from St. Louis to Oslo takes 14h 15m

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 15m.
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 4 as of November 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 $589	Free Cancellation	Rating 6.8 7,594 reviews	Search Lufthansa flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Air Canada	PriceFrom $657	Free Cancellation	Rating 7.1 10,476 reviews	Search Air Canada flights
United Airlines	PriceFrom $674	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines 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.