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$120+ Cheap flights from Louisville to Detroit (SDF - DTT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DTT
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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Cheap flight deals from Louisville to Detroit

Cheapest flights from Louisville to Detroit
Explore the most affordable flight options available from Louisville to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.

This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:50 pm
SDF
-
DTW
1 stop5h 10m
Southwest
Tue 8/188:45 am
DTW
-
SDF
1 stop6h 30m
Southwest
Deal found 7/14$257
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:15 pm
SDF
-
DTW
2 stops8h 15m
Southwest
Sat 8/296:35 am
DTW
-
SDF
2 stops5h 30m
Southwest
Deal found 7/14$267
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:05 am
SDF
-
DTW
1 stop5h 50m
Southwest
Wed 8/262:45 pm
DTW
-
SDF
1 stop6h 45m
Southwest
Deal found 7/18$293
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:15 pm
SDF
-
DTW
1 stop6h 35m
Southwest
Sat 8/157:55 am
DTW
-
SDF
1 stop4h 45m
Southwest
Deal found 7/18$298
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:12 am
SDF
-
DTW
2 stops46h 08m
Multiple Airlines
Sun 8/234:37 pm
DTW
-
SDF
1 stop17h 12m
Multiple Airlines
Deal found 7/19$303
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:20 pm
SDF
-
DTW
1 stop3h 15m
Southwest
Mon 8/175:30 am
DTW
-
SDF
1 stop4h 30m
Southwest
Deal found 7/15$326
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:10 pm
SDF
-
DTW
2 stops16h 34m
Multiple Airlines
Mon 8/1710:14 am
DTW
-
SDF
1 stop10h 06m
Multiple Airlines
Deal found 7/15$329
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:30 am
SDF
-
DTW
2 stops9h 30m
Southwest
Fri 10/26:35 am
DTW
-
SDF
1 stop5h 40m
Southwest
Deal found 7/15$331
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:45 am
SDF
-
DTW
2 stops10h 55m
Southwest
Sun 9/66:20 am
DTW
-
SDF
2 stops8h 10m
Southwest
Deal found 7/17$342

Find flight deals from Louisville to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Detroit (DTT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(Southwest)

One-way from

$120
(Kiwi.com)

Good round-trip deal

$405 or less

Good one-way deal

$228 or less
Provider with most accurate pricing for Louisville Intl-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Detroit (DTT) flights.
Search Deals
From Louisville Intl to Detroit (DTT)
Search Deals
One-way flight from Louisville Intl to Detroit (DTT)
Search Deals
Price to beat on a round-trip flight from Louisville Intl to Detroit (DTT).
Search Deals
Price to beat on a one-way flight from Louisville Intl to Detroit (DTT).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Detroit that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 19, 2026.
Use the filters below to find and compare flights from Louisville to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Tue 10/20

5:45 am-12:30 pm

1 stop6h 45m

Detroit Metropolitan Wayne County

Wed 10/21

2:25 pm-8:10 pm

1 stop5h 45m

$257

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Wed 8/26

4:00 pm-9:30 pm

1 stop5h 30m

Detroit Metropolitan Wayne County

Sat 8/29

6:35 am-12:05 pm

2 stops5h 30m

$262
Quickest round-trip

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 8/14

3:20 pm-6:35 pm

1 stop3h 15m

Detroit Metropolitan Wayne County

Mon 8/17

5:30 am-10:00 am

1 stop4h 30m

$326

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 10/23

3:35 pm-9:40 pm

1 stop6h 05m

Detroit Metropolitan Wayne County

Sat 10/24

2:10 pm-7:55 pm

1 stop5h 45m

$326

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 9/25

3:20 pm-6:35 pm

1 stop3h 15m

Detroit Metropolitan Wayne County

Mon 9/28

3:50 pm-10:35 pm

1 stop6h 45m

$344

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Tue 9/29

5:30 am-3:00 pm

2 stops9h 30m

Detroit Metropolitan Wayne County

Fri 10/2

6:35 am-12:15 pm

1 stop5h 40m

$349

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 9/18

3:20 pm-6:35 pm

1 stop3h 15m

Detroit Metropolitan Wayne County

Sun 9/20

3:15 pm-11:10 pm

2 stops7h 55m

$400

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 8/28

3:20 pm-10:15 pm

2 stops6h 55m

Detroit Metropolitan Wayne County

Sun 8/30

7:35 am-2:10 pm

2 stops6h 35m

$405

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Fri 9/4

2:15 pm-9:20 pm

2 stops7h 05m

Detroit Metropolitan Wayne County

Mon 9/7

2:40 pm-8:30 pm

2 stops5h 50m

$405
Cheapest one-way

LouisvilleDetroit

SDF - DTW

SDFDTW

Louisville Intl

Thu 9/17

8:30 am-2:05 pm

1 stop5h 35m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/18

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Louisville to Detroit

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Detroit in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Detroit

What is the cheapest time of day to fly from SDF to DTT?

Find hourly flight availability from Louisville to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 19, 2026.

A simple way to save on the total cost of your ticket is to fly from Louisville to Detroit in the evening. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight at noon.

Weekly flight availability from Louisville to Detroit

Explore weekly flight availability from Louisville to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 19, 2026.

The most flights from SDF to DTT are scheduled on a Friday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

What is the cheapest day to fly from Louisville to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Detroit. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their Louisville to Detroit flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Detroit. Reviews last updated July 19, 2026.
Get a feel of what it's like to fly with Delta from Louisville to Detroit by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,477 reviews

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Overall

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Danielle,Aug 2023

RSW - DTW

We were supposed to land 1/2 early but instead was diverted to Cleveland for unknown reason with 10 other planes. Ended up in Detroit an hour and 1/2 late. People were waiting on me for quite a while. Very angry with Delta!!!!
Delta
7.8
Good
8,477 reviews
Delta
7.8
Good
8,477 reviews

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Overall

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Danielle,Aug 2023

RSW - DTW

We were supposed to land 1/2 early but instead was diverted to Cleveland for unknown reason with 10 other planes. Ended up in Detroit an hour and 1/2 late. People were waiting on me for quite a while. Very angry with Delta!!!!

Related info for your journey

Find useful and relevant information for your journey from Louisville to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Louisville to Detroit?

    Booking a flight from Louisville Intl (SDF) to Detroit All airports (DTT) is your only option if you wish to fly from Louisville to Detroit. On a typical day, there are 14 flights from Louisville Intl to All airports, all of which are around 1h 25m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Louisville Intl to Detroit.

  • How long is the flight from Louisville to Detroit?

    Airlines like Southwest fly from Louisville to Detroit in about 6h 45m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 306 mi.

  • What is the cheapest airline to fly from Louisville to Detroit round-trip?

    Delta, at $319, was found to be the cheapest airline from Louisville to Detroit..

  • What are the most reliable airlines from Louisville to Detroit?

    The top 3 most reliable airlines when flying from Louisville to Detroit are Republic Airways (89%), Korean Air (85%) and Virgin Atlantic (78%).

  • What are the cheapest flights from Louisville to Detroit?

    The cheapest flight price from Louisville to Detroit is $113. On average you can expect to pay $699. The most popular route, (Louisville Intl - Detroit Metropolitan Wayne County), can usually be booked for $293.

  • Can I find deals for flights from Louisville to Detroit that include hotel bookings?

    Yes. In addition to deals on Louisville to Detroit flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Detroit?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Detroit.

  • Can I find deals for business class flights from Louisville to Detroit?

    Yes. Cheapflights offers flight deals from Louisville to Detroit by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Louisville to Detroit

Discover the top airline that operate flights from Louisville to Detroit. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$319Average$579FlexibilityNo cancel feeOn-timeN/A

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