$749 Cheap Flights from St. Louis (STL) to Kristiansand (KRS)

View $749 flight on Sun, Oct 5, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Kristiansand (KRS-Kjevik)

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Cheap Flights from St. Louis to Kristiansand (STL-KRS)

Prices were available within the past 7 days and start at $749 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS) cost?
Snag a cheap one-way flight from $749 or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS)?
is the cheapest month to fly from STL to KRS. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to KRS flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS)?
You'll have to hop on a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STL to KRS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS) last-minute?
Booking your flight from STL to KRS shortly before your journey is generally more expensive. However, if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a STL to KRS flight and hotel package?
Opting for a STL to KRS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Kjevik Airport (KRS)?
In most cases, you can cancel or modify your STL to KRS flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like further details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Kjevik
Distance
4274 mi

Book with confidence

Book with confidence

St. Louis to Kristiansand Flights

The cheapest times to fly from St. Louis to Kristiansand

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Kristiansand are during the month of . You can find some of the cheapest flights from St. Louis to Kristiansand with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Kristiansand

Sunday is one of the best days to book for cheap flights from St. Louis to Kristiansand: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Kristiansand

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Kristiansand in 2025. You can also book with separate airlines for your outbound and return journeys, from $749 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Kristiansand flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Kristiansand airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Kristiansand Flights

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*Available to One Key members.