STL - OSL

$345 Find Cheap Flights from St. Louis to Oslo - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$638
Typical prices: $660-$1,056
Lufthansa
Fri 11/16Sat 11/24
STL - OSL • 2 stops
Cheapest one-way
$345
Typical prices: $464-$632
Iberia
Tue 2/6
STL - OSL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Oslo Gardermoen Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 29% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $838 (round-trip)
London Heathrow (LHR)
Shortest trip • 16h 43m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Oslo Gardermoen Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Oslo (STL-OSL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Oslo

Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
9:35 pm - 11:20 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
18h 45m1 stop London Heathrow
American Airlines Logo
7:45 am - 6:16 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
17h 31m2 stops London Heathrow Chicago O'Hare Intl
$667American Airlines
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
5:27 pm - 4:25 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
15h 58m2 stops Chicago O'Hare Intl London Heathrow
American Airlines Logo
7:45 am - 6:16 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
17h 31m2 stops London Heathrow Chicago O'Hare Intl
$671American Airlines
Tue, Oct 13 - Tue, Oct 20
Lufthansa Logo
3:30 pm - 12:15 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
13h 45m1 stop Frankfurt am Main
Lufthansa Logo
6:55 am - 1:25 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
13h 30m1 stop Frankfurt am Main
$714Lufthansa
Sat, Jan 16 - Fri, Jan 22
British Airways Logo
1:40 pm - 1:35 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
16h 55m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
3:10 pm - 5:07 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
32h 57m2 stops London Heathrow Chicago O'Hare Intl
$714British Airways
Sat, Jan 16 - Fri, Jan 22
British Airways Logo
1:40 pm - 1:35 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
16h 55m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
3:10 pm - 5:07 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
32h 57m2 stops London Heathrow Chicago O'Hare Intl
$718British Airways
Sat, Jan 16 - Fri, Jan 22
Multiple Airlines Logo
9:00 am - 8:05 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
28h 05m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
8:50 pm - 9:54 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
32h 04m2 stops Helsinki-Vantaa Miami
$744Multiple Airlines
Sat, Oct 31 - Sat, Nov 7
United Airlines Logo
1:00 pm - 5:40 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
22h 40m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
United Airlines Logo
11:50 am - 9:40 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
16h 50m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$750United Airlines
Tue, Mar 2 - Fri, Mar 5
United Airlines Logo
3:21 pm - 5:10 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
18h 49m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
6:15 am - 1:45 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
14h 30m1 stop Frankfurt am Main
$758United Airlines
Sat, Oct 31 - Sat, Nov 7
Lufthansa Logo
5:34 pm - 1:05 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
37h 31m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
1:55 pm - 1:45 pmOSL  Oslo Gardermoen-STL Lambert-St Louis
30h 50m1 stop Frankfurt am Main
$773Lufthansa
Fri, Oct 2 - Thu, Oct 8
Lufthansa Logo
3:30 pm - 3:55 pmSTL  Lambert-St Louis-OSL Oslo Gardermoen
17h 25m1 stop Frankfurt am Main
Lufthansa Logo
11:45 am - 8:48 amOSL  Oslo Gardermoen-STL Lambert-St Louis
28h 03m2 stops Munich Franz Josef Strauss Newark
$1,259Lufthansa
Booking Insights

Price, demand and travel trends for St. Louis to Oslo Gardermoen Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Oslo Gardermoen Airport with more confidence.

How much is a round-trip flight from St. Louis to Oslo Gardermoen Airport?

Round-trip flights from St. Louis to Oslo Gardermoen Airport start at $638. Prices are below average for this route right now, with typical round-trip fares ranging from $660 to $1,056. The lowest price found in the past 5 days was $638 on Lufthansa.

What's the cheapest day of the week to fly from St. Louis to Oslo Gardermoen Airport?

Wednesday is the cheapest day of the week to fly from St. Louis to Oslo Gardermoen Airport, it is 28% cheaper than the average day. Thursday is the most expensive day with flight prices 35% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for St. Louis to Oslo Gardermoen Airport flights

Low season

February

Cheapest flight

$345
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly with an average 39% increase in price.
Flight from St. Louis to Oslo Gardermoen Airport

When to book flights from St. Louis to Oslo

Are your dates flexible? Find out the best times to travel from St. Louis to Oslo based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Oslo Gardermoen Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from St. Louis to Oslo Gardermoen Airport?

    Flights from St. Louis to Oslo Gardermoen Airport usually depart from Lambert-St Louis (STL) and arrive at Oslo Gardermoen (OSL).

  • What cabin classes can I book on flights from St. Louis to Oslo Gardermoen Airport?

    Two cabin classes are available on flights from St. Louis to Oslo Gardermoen Airport:

    • Economy Class
    • Premium Economy Class

  • Which airports do connecting flights from St. Louis to Oslo Gardermoen Airport pass through?

    Connecting flights from St. Louis to Oslo Gardermoen Airport most commonly pass through:

    • Frankfurt am Main (FRA) - 73% of one-stop connections
    • London Heathrow (LHR) - 27% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from St. Louis to Oslo Gardermoen Airport?

    Yes. Being flexible with your travel dates can save you up to 47% on the St. Louis to Oslo Gardermoen Airport route. Wednesday is the cheapest departure day at $604 round-trip on average, while Thursday is the most expensive at $1,132, a difference of $528. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Oslo Gardermoen Airport?

    Some of the most popular sights in Oslo Gardermoen Airport are Nationaltheatret, Rockefeller and Oslo domkirke. These are among the most viewed places in Oslo Gardermoen Airport on KAYAK.

  • How long is a flight from St. Louis to Oslo Gardermoen Airport?

    A nonstop flight from St. Louis to Oslo Gardermoen Airport takes 0h 00m, covering 4,296 miles.

  • Do I need a passport to fly from St. Louis to Oslo Gardermoen Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from St. Louis to Oslo Gardermoen Airport looking right now?

    One-way fares from St. Louis to Oslo Gardermoen Airport are currently lower than usual. Average one-way flight prices are about $358, which is 30% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from St. Louis to Oslo Gardermoen Airport?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 13h 50m, compared with 16h 43m via London Heathrow (LHR).

  • What is the time difference between St. Louis and Oslo Gardermoen Airport?

    Oslo Gardermoen Airport is 7 hours ahead of St. Louis (Central European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Oslo Gardermoen Airport (OSL)?

    Oslo Gardermoen Airport (OSL) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:
    • Hertz
    • Budget
    • Sixt
    • Avis
    • Thrifty

  • How much should I expect to pay for a St. Louis to Oslo Gardermoen Airport flight?

    Round-trip flights from St. Louis to Oslo Gardermoen Airport range from $660 to $1,056, with an average of $837 over the past 12 months. Anything below $660 counts as a good deal.

Your guide to booking St. Louis to Oslo Gardermoen Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Thursday. On this route, Wednesday flights average $604 - about $528 less than Thursday (47% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Oslo Gardermoen Airport trip for April. Fares historically average $593 round-trip in that month - typically $1,101 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from St. Louis to Oslo

Complete your trip to Oslo with a hotel stay or car rental

Car rentals in Oslo
Hotels in Oslo
Vacations in Oslo