Cheap Flights from Detroit (DTW) to Louisville (SDF)

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      Compare Detroit Wayne County to Louisville Muhammad Ali International flight deals

      Find the cheapest month or even day of the year to fly to Louisville Muhammad Ali International

      Book the best Louisville Muhammad Ali International fare with no extra fees

      Flight deals from Detroit Wayne County to Louisville Muhammad Ali International

      Looking for a cheap last-minute deal or the best return flight from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport? If you want to travel next month, return fares start from $428. Find the lowest prices on one-way and return tickets right here.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Detroit Wayne County to Louisville Muhammad Ali International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Detroit Wayne County to Louisville Muhammad Ali International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Detroit Wayne County to Louisville Muhammad Ali International flights are currently cheapest in November.

      Direct flights from Detroit Wayne County to Louisville Muhammad Ali International

      Aeromexico
      Air France
      Delta
      Endeavor Air
      KLM
      Korean Air
      Republic Airways
      SkyWest Airlines
      Virgin Atlantic
      WestJet

      Detroit Wayne County to Louisville Muhammad Ali International: Alternative routes

      Compare routes from Detroit Wayne County to Louisville below. You may find an airport to fly into that's cheaper, faster, or easier than Louisville Muhammad Ali International.

      Detroit to Louisville: Flight information

      The things to know before you go.
      Cheapest flight found$417
      Cheapest month to flyNovember
      Average flight time1 hr, 28 mins
      Most popular airlineWestJet
      Average flights per week134

      Finding cheap flights from Detroit Wayne County to Louisville Muhammad Ali International: Frequently asked questions

      The best price we found for a return flight from Detroit Wayne County to Louisville Muhammad Ali International is $417. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      1 hour and 28 minutes is the average flight time from Detroit Wayne County to Louisville Muhammad Ali International.
      WestJet, Delta and Endeavor Air fly direct from Detroit Wayne County to Louisville Muhammad Ali International.
      As of September 2026, there are 134 flights per week flying from Detroit Wayne County to Louisville Muhammad Ali International.
      The cheapest month to fly from Detroit Wayne County to Louisville Muhammad Ali International is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport on Tuesday, 17 November 2026.
      Yes – the average flight time is 1 hour and 28 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Louisville Muhammad Ali International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Louisville is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Southwest Airlines and Delta offer the cheapest flight tickets to Louisville Muhammad Ali International.

      Travelling from Detroit Wayne County Airport (DTW) to Louisville Muhammad Ali International Airport (SDF): what you need to know

      • Around 1 hour 25 minutes is how long you can expect to be travelling on a direct flight from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport.

      • Flights from DTW to SDF start at 07:00 — the earliest with Delta Air Lines. The last departure is at 21:25 with Delta Air Lines. Overall, you can take your pick of 25 weekly Detroit Wayne County Airport to Louisville Muhammad Ali International Airport flights.

      • To ensure you get on your DTW to SDF flight, allow plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and an hour before domestic flights is the general rule.

      • Be prepared for longer lines during popular months like July. Arriving up to four hours in advance for international flights and two hours for domestic departures will give you ample time for security and boarding.

      • Delta has direct flights from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport. Book with this popular carrier, then get ready to see the sights in Louisville — and maybe even more of the United States if your schedule allows.

      • The airline with the highest number of bookings on this route is Delta.

      • Delta tops the rankings as the most punctual carrier for DTW to SDF flights, with 80.19% of services arriving on schedule.

      • Think about adding a stopover when booking your ticket from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport. Just uncheck 'Direct flights only' to break up your trip, or perhaps explore a new destination along the way. Here are some options between DTW and SDF:

        • Chicago O'Hare International Airport

        • Baltimore Washington International Airport

        • Chicago Midway Airport

      How to find the cheapest flights from Detroit Wayne County Airport (DTW) to Louisville Muhammad Ali International Airport (SDF)

      • At the moment, $199 is the lowest price we've seen for a one-way Detroit Wayne County Airport to Louisville Muhammad Ali International Airport flight. The best price for a return plane ticket is $417. Keep in mind that fares can change due to availability when booking.

      • Don't wait until the last minute. You're more likely to find cheap tickets from DTW to SDF if you book ahead. Airlines often offer some amazing early bird rates.

      • Plan your trip for May. That's the cheapest month for flights from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport. If your travel dates are flexible, use the 'Whole month' tool to find the lowest airfare across every month.

      • Finding cheap flights from DTW to SDF is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as a new discounted fare appears.

      • Tailor your trip using filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport.

      Handy information about Detroit Wayne County Airport (DTW)

      • DTW's address is 1 Detroit Metro Airport.

      • Of the departures from Detroit Wayne County Airport, 74% arrive as scheduled at their destination.

      • Detroit Wayne County Airport is about 32 kilometres from central Detroit. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 30 minutes or so to arrive, depending on the traffic.

      • Taking public transport? You can expect a journey time of around 1 hour.

      • Get your holiday off to a hassle-free start by staying near DTW. Whether you have an early flight from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport or want to avoid feeling rushed, these stays are ideal:

      Arriving at Louisville Muhammad Ali International Airport (SDF)

      When to fly to Louisville Muhammad Ali International Airport (SDF)

      • It's time to plan your dates for your flight from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport. July is the busiest month to head to Louisville. If you'd like a more relaxed vibe, go in March.

      • Book your flight from Detroit Wayne County Airport to Louisville Muhammad Ali International Airport for July if you'd like to explore Louisville during its warmest month. You can expect temperatures of between 17ºC (63ºF) and 33ºC (91ºF).

      • Look for cheap tickets from DTW to SDF in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -8ºC (18ºF) and 9ºC (48ºF) on average.

      Explore more of the United States

      • You've visited Louisville, now it's time to explore other corners of the United States. Travel about 434 kilometres north-west to Chicago to tick off its popular sights. From Millennium Park to Art Institute of Chicago and Willis Tower, your itinerary will be busy.

      • If you're eager to discover another corner of the United States, consider Columbus, roughly 290 kilometres north-east of Louisville. Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre are the start of reasons to visit.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.