Cheap Flights from Louisville (SDF) to Karlstad (KSD)

Popular airlines from Louisville Intl. Airport (SDF) to Karlstad (KSD)

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Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD) cost?
Snag a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD)?
Traveling in is a good way to save, as it's the cheapest month for flights between SDF and KSD. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD)?
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 SDF to KSD flight.
How many flights per day from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD)?
There are no daily direct flights available from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SDF to KSD?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD)?
Choose a flight from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Louisville Intl. Airport (SDF) to Karlstad Airport (KSD) last-minute?
Waiting until just before your departure to book a ticket from SDF to KSD generally means paying more. While it's possible to find some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of landing a bargain.
Is it cheaper to book a SDF to KSD flight and hotel package?
You'll typically save money by booking a SDF to KSD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Karlstad Airport (KSD)?
It's usually possible to reschedule or cancel your SDF to KSD flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Louisville Intl.
Destination airport
Karlstad
Distance
4284 mi

Book with confidence

Louisville to Karlstad Flights

The cheapest times to fly from Louisville to Karlstad

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 Louisville to Karlstad are during the month of . You can find some of the cheapest flights from Louisville to Karlstad with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Karlstad

Sunday is one of the best days to book for cheap flights from Louisville to Karlstad: 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 Louisville to Karlstad

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 Louisville to Karlstad in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Louisville to Karlstad 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 Louisville to Karlstad 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.

 

Louisville to Karlstad Flights

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*Available to One Key members.