Cheap flights from St. Louis (STL) to Oslo (OSL)

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How to find the cheapest flight from
St. Louis (STL) to Oslo (OSL)

All the information you need to plan the best STL to OSL flight in 2021: compare St. Louis to Oslo flight prices with the expected peak season, weather and rainfall in Oslo.
STL - OS1
Price
$726 - $1,653
OS1
Temperature
26.6 - 62.6 °F
OS1
Precipitation
1.6 - 3.5 inches

Popular in

December

High demand for flights, 34% potential price rise

Cheapest in

January

Best time to find cheap flights, 34% potential price drop

Average price

$1,653

Average for round-trip flights in December 2021

Round-trip from

$726

From Lambert-St Louis to Oslo

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from St. Louis to Oslo (STL - OS1)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Oslo as you normally would.

Cheap flights from St. Louis to Oslo in December, January 2022

The best prices found for STL to OSL flights for December, January
25 Jan - 2 Feb
$602pp
STL
Lambert-St Louis
Delta
   
2 STOPS
TRF
Oslo Sandefjord
TRF
Oslo Sandefjord
Delta
   
2 STOPS
STL
Lambert-St Louis
3 Dec - 5 Dec
$684pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
3 Dec - 5 Dec
$1,253pp
STL
Lambert-St Louis
SAS
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
SAS
   
2 STOPS
STL
Lambert-St Louis

Lambert-St Louis to Oslo 2022 flight deals

Cheap flights to Oslo from St. Louis found for this year
3 Dec - 5 Dec
$684pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
3 Dec - 5 Dec
$1,253pp
STL
Lambert-St Louis
SAS
 
1 STOP
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
SAS
   
2 STOPS
STL
Lambert-St Louis
3 Dec - 5 Dec
$1,674pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
OSL
Oslo Gardermoen
OSL
Oslo Gardermoen
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Oslo</span> flights.

Flight FAQs

From St. Louis to Oslo

What airport do you fly from for flights from St. Louis to Oslo?

If you book a flight to Oslo from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Oslo per day from 5 different airlines.

Which airlines flying from Lambert-St Louis to Oslo have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like SAS, American Airlines, and Delta flying from Lambert-St Louis to Oslo have implemented new flexible cancellation policies.

Can I find flights from St. Louis to Oslo for under $1,100 on Cheapflights?

Yes, there are multiple flights from St. Louis to Oslo for under $1,100. The cheapest flight booked recently is on American Airlines for just $1,058, but on average you can expect to pay $1,668.

What are the cheapest airlines flying from St. Louis to Oslo round-trip?

American Airlines, at $1,058, was found to be the cheapest airline from St. Louis to Oslo.Alternate airlines to your destination round-trip include Finnair and United Airlines. American Airlines is 3% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular airlines that fly from St. Louis to Oslo?

Before booking your flight from St. Louis to Oslo check out the most popular airlines for this route: American Airlines, Finnair or Delta.

What are the cheapest flights from St. Louis to Oslo?

While on average a flight from St. Louis to Oslo is generally $1,052, our data shows the cheapest flight currently is $871. When looking at the most popular route, (Lambert-St Louis - Oslo Gardermoen), you can expect to pay $684 for that flight.

COVID Restrictions

View COVID Travel Restrictions for Oslo, Norway

Do I need a COVID test to fly to Oslo from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Oslo

Most visitors from Lambert-St Louis will not be allowed to enter Oslo.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Oslo.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Oslo.

Documents
Pre Registration Form - 72 hours before arrival in Norway.


Do I need a test to fly back to St. Louis from Oslo?

Returning to Lambert-St Louis from Oslo

COVID-19 testing requirements
Visitors from Oslo must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Oslo are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Oslo, Norway

Alternative routes for St. Louis to Oslo

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Oslo

Things to know before you go - useful duration and weather info for your trip from St. Louis to Oslo.
Today's exchange rate
$1 = 9.14 kr
Average temperature for December in Oslo
33.8 °F
Avg rainfall for December in Oslo
1.7 ″

Airports servicing St. Louis

Airports servicing Oslo

Oslo Gardermoen (OSL)
Oslo Sandefjord (TRF)
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