Cheap flights from St. Louis to Oslo from $424
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Oslo departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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KLM flights from St. Louis to Oslo Gardermoen Airport
Our best KLM deals on St. Louis to Oslo Gardermoen Airport flight tickets
Delta flights from St. Louis to Oslo Gardermoen Airport
Our best Delta deals on St. Louis to Oslo Gardermoen Airport flight tickets
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How to get the cheapest flight ticket from St. Louis to Oslo Gardermoen Airport
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
What is the typical price of a round-trip flight between St. Louis and Oslo Gardermoen Airport?
What is the cheapest month to fly to Oslo Gardermoen Airport?
The cheapest month to fly to Oslo Gardermoen Airport from St. Louis is in January. Flight prices, which tend to average around $610, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Oslo Gardermoen Airport from St. Louis during March instead. Flights to Oslo Gardermoen Airport in March, while not as cheap as those in January, still average around $649.
What is the cheapest day to depart on your flight to Oslo Gardermoen Airport?
According to our data, Sunday is the cheapest day to fly to Oslo Gardermoen Airport from St. Louis. The lowest ticket price found for a Sunday departure recently was $700. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 Gardermoen Airport for around $1,555.
What is the cheapest airline that flies from Lambert-St Louis to Oslo Gardermoen?
United Airlines, Lufthansa, and Iberia are the most popular carriers operating from Lambert-St Louis to Oslo Gardermoen
What airlines fly to Oslo Gardermoen Airport?
Delta, United Airlines and Lufthansa are the top three most popular airlines that fly to Oslo Gardermoen Airport 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 Gardermoen Airport. Keep in mind that there are 6 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Oslo Gardermoen Airport
Cheap St. Louis to Oslo Gardermoen Airport (STL to OSL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Oslo Gardermoen Airport
How far is Lambert-St Louis to Oslo Gardermoen by plane?
The straight-line distance from Lambert-St Louis to Oslo Gardermoen is 4298.2 mi. By plane, this route typically takes 13h 45m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?
Prices for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport?
The number of operators available for flights from Lambert-St Louis Airport to Oslo Gardermoen Airport is 6 as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Oslo Gardermoen Airport?
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 Gardermoen Airport.
What documentation or ID do you need to fly to Oslo Gardermoen Airport?
The travel and health documents you'll need for your trip to Oslo Gardermoen Airport 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 Gardermoen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Oslo Gardermoen Airport?
Based on momondo bookings for flights between St. Louis and Oslo Gardermoen Airport, the leading airline is Delta, making up 26% of the total bookings. Other popular airlines include United Airlines with 24%, Lufthansa with 18%, and American Airlines with 12%.
Best airlines flying from St. Louis to Oslo Gardermoen Airport
Compare and see reviews for airlines that fly from St. Louis to Oslo Gardermoen Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $586 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $593 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $649 | Free Cancellation | Rating 7.8 1,358 reviews | |||
| PriceFrom $659 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $693 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $765 | Free Cancellation | Rating 6.7 7,139 reviews |
Traveling to a place near Oslo?
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Why should I use momondo to find a flight deal from St. Louis to Oslo?
Finding the right flight to Oslo from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oslo quick and easy, saving you time and money.
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 you have performed a search for St. Louis to Oslo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from St. Louis to Oslo right now. Can momondo alert me if prices change?
If you are not ready to book a flight from St. Louis to Oslo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oslo and let you know when they change.