Cheap Flights from Louisville (SDF) to St. Paul (STP)

Popular airlines from Louisville Intl. Airport (SDF) to St. Paul, MN (STP-St. Paul Downtown)

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Alternative airports near St. Paul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Minneapolis - St. Paul Intl. MSP. Cheapest option available. Average driving time to city center is 13 minutes. Flights from $449
MSP
Minneapolis - St. Paul Intl.
Cheapest
Average driving time to city center13 min
Flights from $449

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP) cost?
Secure a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP)?
Flying in is a great way to save, as it's the cheapest month for flights between SDF and STP. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP)?
To find the cheapest airline flying from SDF to STP, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP)?
Nonstop flights from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDF to STP?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 St. Paul Downtown Airport (STP)?
To avoid potential delays on the Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**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.
What airports do you fly into for Minneapolis - St. Paul from Louisville Intl. Airport (SDF)?
Minneapolis - St. Paul Intl. Airport (MSP) is the only airport in Minneapolis - St. Paul with direct flights from Louisville Intl. Airport (SDF). Consider the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP) last-minute?
Waiting until right before your break to book a ticket from SDF to STP often results in higher prices. While it's possible to find some last-minute deals, there's no guarantee. Be flexible with your itinerary for a better chance of snagging a bargain.
Is it cheaper to book a SDF to STP flight and hotel package?
Compared with arranging hotels and flights separately, booking a SDF to STP flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to St. Paul Downtown Airport (STP)?
If you reserved your SDF to STP flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
St. Paul Downtown
Distance
599 mi

Book with confidence

Louisville to St. Paul Flights

The cheapest times to fly from Louisville to St. Paul

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

 

The best time to book a flight from Louisville to St. Paul

Sunday is one of the best days to book for cheap flights from Louisville to St. Paul: 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 St. Paul

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 St. Paul 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 St. Paul 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 St. Paul 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 St. Paul Flights

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