Are direct flights from St. Louis to Oslo always the best option?

Direct flights offer convenience and save time, but they are not always the most budget-friendly choice. Flights with layovers or connecting flights can often be significantly cheaper. Consider if the savings outweigh the added travel time and potential inconvenience of a stopover.

Can flexible travel dates help on St. Louis to Oslo flights?

Yes, being flexible with your travel dates can be a key strategy for finding more affordable flights. Prices often vary considerably depending on the day of the week or the time of year. Adjusting your departure or return by a few days may lead to substantial savings.

What extra costs should I check before booking St. Louis to Oslo flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From St. Louis

To Oslo

Cheap Flights from St. Louis to Oslo

Browse current best options from St. Louis. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

St. Louis

RatePunk searches hundreds of travel sites at once for deals on flights to Oslo

Prices updated today

485 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Nov 2, 2026.)

Today’s best flight deals from St. Louis to Oslo

Explore current cheapest deals departing from St. Louis to Oslo

2027-02-07 – 2027-02-10
STL - Oslo
76% AI deal score
$661
$717
Round trip
2027-03-31 – 2027-04-07
STL - Oslo
76% AI deal score
$706
$729
Round trip
2026-12-02 – 2026-12-13
STL - Oslo
76% AI deal score
$709
$729
Round trip
2026-11-25 – 2026-12-09
STL - Oslo
75% AI deal score
$655
$741
Round trip
2027-02-09 – 2027-02-16
STL - Oslo
75% AI deal score
$649
$784
Round trip
2027-03-01 – 2027-03-09
STL - Oslo
74% AI deal score
$675
$798
Round trip
2027-01-26 – 2027-02-02
STL - Oslo
75% AI deal score
$668
$798
Round trip
2026-12-07 – 2026-12-15
STL - Oslo
73% AI deal score
$718
$857
Round trip
2026-11-16 – 2026-11-24
STL - Oslo
73% AI deal score
$668
$857
Round trip
2026-12-07 – 2026-12-10
STL - Oslo
73% AI deal score
$778
$864
Round trip

St. Louis to Oslo: Overview

Insights for flights from St. Louis to Oslo

A typical journey from St. Louis to Oslo takes about 46h 42m, including connections. Given that most itineraries on this route involve multiple stops, this duration accounts for the time spent in transit between flights.

For travelers looking for cheap flights from St. Louis to Oslo, fares right now are below the typical level. Prices for this route typically range from $922–$1170, with a median of $1038. Currently, 0% of recent fares are classified as a good price, indicating that exceptional deals are not common at this time.

The cheapest time to fly from St. Louis to Oslo is typically in October, when the median fare is $978. Other relatively inexpensive months include March, with a median fare of $1049, and August, where the median fare is $1073.

Most itineraries from St. Louis to Oslo connect at least once, with 0% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 3, meaning travelers should expect multiple intermediate stops on their journey.

The distance between St. Louis and Oslo is 6919 kilometers, classifying this as a long-haul route. This considerable distance contributes to the extended journey times and the prevalence of connecting flights.

How much is a round trip from St. Louis to Oslo

Regular price: $620 - $932

Prices for flights from St. Louis to Oslo are currently within the regular range.

The regular price range for flights from St. Louis to Oslo is between $620 and $932. The current lowest deal is $729 with Scandinavian Airlines for travel from Mar 31-Apr 7.

now $729

Low $620

High $932

The cheapest time to fly from St. Louis to Oslo

The cheapest month to fly from St. Louis to Oslo is October, with a median price of $978. The most expensive month is March, with a median price of $1049. Prices are generally lower from March to October.

October

Cheapest

Flights from $978

March

Most Expensive

Flights from $1,049

Mar

Oct

Direct flights from St. Louis to Oslo

Frontier Airlines

Icelandair

Air Canada

TAP Portugal

Last-minute flights going from St. Louis to Oslo

Wed, Nov 25

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines

$655

$740

One-way

Mon, Nov 30

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines, Norwegian Air Sweden

$663

$1,067

One-way

Wed, Dec 2

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines

$709

$729

One-way

Wed, Dec 2

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Air Canada

$703

$931

One-way

Thu, Dec 3

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Air Canada

$739

$984

One-way

Fri, Dec 4

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Frontier Airlines, TAP Portugal

$776

$876

One-way

Biggest price drops on these dates for flights from St. Louis to Oslo

7 nights

Mar 17 - Mar 24

$688 → $758

10%

3 nights

Dec 5 - Dec 8

$779 → $851

9 nights

Mar 1 - Mar 10

$674 → $748

11%

3 nights

Dec 4 - Dec 7

$781 → $858

10%

Popular Airports to fly from St. Louis to Oslo

St. Louis - Oslo route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from St. Louis to Oslo are below the typical level for this route.

📅 Best time to fly

October is historically the cheapest month to fly.

Historically, the cheapest month to fly from St. Louis to Oslo is October, with a median price of $978.

⏱️ Flight duration

Flights typically take 46h 42m.

Flights from St. Louis to Oslo typically take 46h 42m, with 3 stopovers when connecting.

✈️ Airlines & availability

Connecting flights are dominant on this route.

Connecting flights are dominant from St. Louis to Oslo, with no direct flights available historically.

🏆 Airline highlight

Icelandair has 47 direct deals.

Icelandair has 47 direct deals from St. Louis to Oslo, more than any other airline.

🎯 Booking tip

Deals are rare on this route.

Deals from St. Louis to Oslo are rare, occurring infrequently over a 30-day window.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a good option for flights from St. Louis to Oslo.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$753

Oslo main airports to arrive at

Oslo Airport, Gardermoen (OSL)

Cheapest

Oslo Airport, Gardermoen is a good option for flights from St. Louis to Oslo.

📍 ~37 km from Oslo (reachable by car)

💸 Flights from ~$753

Airports nearby Oslo used as alternative

Göteborg Landvetter (GOT)

Cheapest

Göteborg Landvetter is a major international airport with a wide range of European and some long-haul connections, though it involves crossing an international border into Sweden.

📍 ~270 km from Oslo (reachable by car, bus, or train)

💸 Flights from ~$690

Business & First Class Flight Deals to Oslo

Discover luxury on the budget with premium cabin class on flights from St. Louis to Oslo.

Elite

Best Elite deals to Oslo

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From STL

Elite

Dec 30

Oslo, Norway

84% AI deal score

$4,903

$3,777

Save $1,126

Air Canada, +1

Business Class

From STL

Elite

Jan 15

Oslo, Norway

83% AI deal score

$4,597

$3,777

Save $820

Air Canada, +1

Business Class

From STL

Elite

Feb 20

Oslo, Norway

83% AI deal score

$4,610

$3,805

Save $805

Air Canada, +1

Business Class

From STL

Elite

Jan 17

Oslo, Norway

83% AI deal score

$4,685

$3,842

Save $843

Air Canada, +1

Business Class

From STL

Elite

Jan 17

Oslo, Norway

82% AI deal score

$4,428

$3,776

Save $652

Air Canada, +1

Business Class

From STL

Elite

Feb 02

Oslo, Norway

82% AI deal score

$4,491

$3,776

Save $715

Air Canada, +1

Business Class

From STL

Elite

Jan 15

Oslo, Norway

82% AI deal score

$4,428

$3,776

Save $652

Air Canada, +1

Business Class

From STL

Elite

Feb 02

Oslo, Norway

82% AI deal score

$4,503

$3,777

Save $726

Air Canada, +1

Business Class

From STL

Elite

Jan 17

Oslo, Norway

82% AI deal score

$4,428

$3,777

Save $651

Air Canada, +1

Business Class

From STL

Elite

Jan 15

Oslo, Norway

82% AI deal score

$4,428

$3,777

Save $651

Air Canada, +1

Business Class

From STL

Elite

Jan 04

Oslo, Norway

82% AI deal score

$4,416

$3,777

Save $639

Air Canada, +1

Business Class

From STL

Elite

Jan 03

Oslo, Norway

82% AI deal score

$4,419

$3,777

Save $642

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Oslo

To find more affordable flights, consider using flight comparison sites that allow you to compare prices across various airlines and travel agencies. Being flexible with your travel dates and times can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking flights in advance, often several months before your intended departure, can sometimes result in lower prices. However, prices can fluctuate, so monitoring fare trends may be beneficial. Mid-week bookings are also sometimes associated with better deals than weekend bookings.

Comparing nearby airports at both your origin and destination can sometimes uncover more economical flight options. While it may require additional travel time to reach these airports, the potential savings on airfare can be significant. Always factor in the cost and convenience of ground transportation.

St. Louis to Oslo: Overview

Insights for flights from St. Louis to Oslo

How much is a round trip from St. Louis to Oslo

Regular price: $620 - $932

Prices for flights from St. Louis to Oslo are currently within the regular range.

The regular price range for flights from St. Louis to Oslo is between $620 and $932. The current lowest deal is $729 with Scandinavian Airlines for travel from Mar 31-Apr 7.

now $729

Low $620

High $932

The cheapest time to fly from St. Louis to Oslo

October

Cheapest

Flights from $978

March

Most Expensive

Flights from $1,049

Mar

Oct

Direct flights from St. Louis to Oslo

Frontier Airlines

Icelandair

Air Canada

TAP Portugal

Last-minute flights going from St. Louis to Oslo

Wed, Nov 25

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines

$655

$740

One-way

Mon, Nov 30

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines, Norwegian Air Sweden

$663

$1,067

One-way

Wed, Dec 2

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Scandinavian Airlines

$709

$729

One-way

Wed, Dec 2

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Air Canada

$703

$931

One-way

Thu, Dec 3

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Air Canada

$739

$984

One-way

Fri, Dec 4

⌛ Last-Minute

STL - Oslo

St. Louis (STL) - Oslo (OSL)

Frontier Airlines, TAP Portugal

$776

$876

One-way

Biggest price drops on these dates for flights from St. Louis to Oslo

7 nights

Mar 17 - Mar 24

$688 → $758

10%

3 nights

Dec 5 - Dec 8

$779 → $851

9 nights

Mar 1 - Mar 10

$674 → $748

11%

3 nights

Dec 4 - Dec 7

$781 → $858

10%

Popular Airports to fly from St. Louis to Oslo

St. Louis - Oslo route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from St. Louis to Oslo are below the typical level for this route.

📅 Best time to fly

October is historically the cheapest month to fly.

Historically, the cheapest month to fly from St. Louis to Oslo is October, with a median price of $978.

⏱️ Flight duration

Flights typically take 46h 42m.

Flights from St. Louis to Oslo typically take 46h 42m, with 3 stopovers when connecting.

✈️ Airlines & availability

Connecting flights are dominant on this route.

Connecting flights are dominant from St. Louis to Oslo, with no direct flights available historically.

🏆 Airline highlight

Icelandair has 47 direct deals.

Icelandair has 47 direct deals from St. Louis to Oslo, more than any other airline.

🎯 Booking tip

Deals are rare on this route.

Deals from St. Louis to Oslo are rare, occurring infrequently over a 30-day window.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a good option for flights from St. Louis to Oslo.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$753

Oslo main airports to arrive at

Oslo Airport, Gardermoen (OSL)

Cheapest

Oslo Airport, Gardermoen is a good option for flights from St. Louis to Oslo.

📍 ~37 km from Oslo (reachable by car)

💸 Flights from ~$753

Airports nearby Oslo used as alternative

Göteborg Landvetter (GOT)

Cheapest

Göteborg Landvetter is a major international airport with a wide range of European and some long-haul connections, though it involves crossing an international border into Sweden.

Oslo, Norway

82% AI deal score

$4,419

$3,777

Save $642

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Oslo

Cheap Flights from St. Louis to Oslo

Today’s best flight deals from St. Louis to Oslo

St. Louis to Oslo: Overview

Insights for flights from St. Louis to Oslo

How much is a round trip from St. Louis to Oslo

The cheapest time to fly from St. Louis to Oslo

Direct flights from St. Louis to Oslo

Last-minute flights going from St. Louis to Oslo

Biggest price drops on these dates for flights from St. Louis to Oslo

Popular Airports to fly from St. Louis to Oslo

St. Louis - Oslo route insights

Recent fares are below the typical level.

October is historically the cheapest month to fly.

Flights typically take 46h 42m.

Connecting flights are dominant on this route.

Icelandair has 47 direct deals.

Deals are rare on this route.

St. Louis main airports to depart from

Oslo main airports to arrive at

Airports nearby Oslo used as alternative

Business & First Class Flight Deals to Oslo

Best Elite deals to Oslo

Dec 30

Jan 15

Feb 20

Jan 17

Jan 17

Feb 02

Jan 15

Feb 02

Jan 17

Jan 15

Jan 04

Jan 03

Frequently Asked Questions About Flights to Oslo

How can I find cheap flights from St. Louis to Oslo?

When should I book flights from St. Louis to Oslo?

Should I compare nearby airports for flights from St. Louis to Oslo?

Are direct flights from St. Louis to Oslo always the best option?

Can flexible travel dates help on St. Louis to Oslo flights?

What extra costs should I check before booking St. Louis to Oslo flights?

Related routes

More routes from St. Louis

Flights to Oslo from other cities

St. Louis to Oslo: Overview

Insights for flights from St. Louis to Oslo

How much is a round trip from St. Louis to Oslo

The cheapest time to fly from St. Louis to Oslo

Direct flights from St. Louis to Oslo

Last-minute flights going from St. Louis to Oslo

Biggest price drops on these dates for flights from St. Louis to Oslo

Popular Airports to fly from St. Louis to Oslo

St. Louis - Oslo route insights

Recent fares are below the typical level.

October is historically the cheapest month to fly.

Flights typically take 46h 42m.

Connecting flights are dominant on this route.

Icelandair has 47 direct deals.

Deals are rare on this route.

St. Louis main airports to depart from

Oslo main airports to arrive at

Airports nearby Oslo used as alternative

Business & First Class Flight Deals to Oslo

Best Elite deals to Oslo

Dec 30

Jan 15

Feb 20

Jan 17

Jan 17

Feb 02

Jan 15

Feb 02

Jan 17

Jan 15

Jan 04

Jan 03

Frequently Asked Questions About Flights to Oslo

How can I find cheap flights from St. Louis to Oslo?

When should I book flights from St. Louis to Oslo?

Should I compare nearby airports for flights from St. Louis to Oslo?