St. Louis (STL) → Oslo (OSL)
About St. Louis to Oslo Flights
Discover the best flights from St. Louis to Oslo, covering 6,919 km in approximately 9h 9m. St. Louis (STL) to Oslo (OSL) is one of the major long-haul routes connecting United States and Norway. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Oslo.
12-Month Price History
Flight prices from St. Louis to Oslo vary significantly throughout the year. February typically offers the best deals with average prices around $1280, while July sees the highest prices, averaging $2160. Savvy travelers can save up to 41% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
125 days
For best prices
Booking Tips
For the best prices on St. Louis to Oslo flights, we recommend booking 83 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Norwegian Air DY | $1190 | $4770 | $7080 |
Delta Air Lines DL | $1200 | $4960 | $7680 |
Air France AF | $1270 | $4520 | $7800 |
SAS Scandinavian Airlines SK | $1320 | $4900 | $5920 |
United Airlines UA | $1330 | $4440 | $6090 |
American Airlines AA | $1400 | $3930 | $6310 |
British Airways BA | $1550 | $5060 | $6910 |
Norwegian Air
DY
Economy
$1190
Business
$4770
First
$7080
Delta Air Lines
DL
Economy
$1200
Business
$4960
First
$7680
Air France
AF
Economy
$1270
Business
$4520
First
$7800
SAS Scandinavian Airlines
SK
Economy
$1320
Business
$4900
First
$5920
United Airlines
UA
Economy
$1330
Business
$4440
First
$6090
American Airlines
AA
Economy
$1400
Business
$3930
First
$6310
British Airways
BA
Economy
$1550
Business
$5060
First
$6910
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Don't Forget Travel Insurance!
Found your flight? Protect your trip with SafetyWing's comprehensive travel insurance. Perfect for trips to Oslo, Norway.
- Medical coverage up to $250,000
- Trip interruption & delays covered
- Lost luggage protection included
From just $45/month • Works in 180+ countries • COVID-19 coverage included
Trusted by 100,000+ travelers
Frequently Asked Questions
How long is the flight from St. Louis to Oslo?
The flight time from St. Louis (STL) to Oslo (OSL) is approximately 9 hours and 9 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Oslo?
The aerial distance between St. Louis and Oslo is 6,919 kilometers (4,299 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Oslo?
Several airlines operate flights between St. Louis and Oslo, including SAS Scandinavian Airlines, Norwegian Air, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from St. Louis to Oslo?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Oslo. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Oslo?
For the best prices on St. Louis to Oslo flights, we recommend booking 152 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Oslo?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Norway should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Oslo?
St. Louis operates on America/Chicago time zone, while Oslo is in the Europe/Oslo time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.