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Uncover the best deals on St Louis to Detroit flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest STL - DTW Flights
Useful information for finding best airline tickets from Lambert St Louis International to Detroit Metropolitan Wayne County on your next trip.
Cheapest Round Trip Flight
$357
Southwest Airlines
• 1 stop
• 5h 30m
Sep 19 – Sep 21
The cheapest round trip flight from St Louis to Detroit (STL-DTW-STL) is currently $357
Cheapest One way Flight
$380
Delta Airlines
• 1 stop
• 5h 58m
Sep 16
The cheapest one way flight from St Louis to Detroit (STL-DTW) is currently $380
Cheapest Direct Flight
$349
Southwest Airlines
• nonstop
• 2h 15m
Sep 19
The cheapest nonstop flight from St Louis to Detroit (STL-DTW) is currently $349
Fastest Flight
2h 10m
The fastest nonstop flight from St Louis to Detroit (STL-DTW) takes 2h 10m
Latest Flight Deals from St Louis (STL) to Detroit (DTW)
Compare and book low fare round-trip air tickets from St Louis to Detroit. Ideal for travelers with confirmed return itineraries.
Sep 19 - Sep 21, Economy
St Louis → Detroit
5h 30m
5:45 AM - 10:15 AM • 1 stop
St Louis → Detroit
5h 50m
7:20 PM - 10:10 PM • 1 stop
Southwest Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
5h 53m
3:32 PM - 8:25 PM • 1 stop
St Louis → Detroit
5h 37m
7:35 AM - 10:12 AM • 1 stop
United Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
9h
11:25 AM - 6:05 PM • 1 stop
St Louis → Detroit
2h 17m
7:58 PM - 8:35 PM • nonstop
United Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
7h 5m
8:00 AM - 1:25 PM • 1 stop
St Louis → Detroit
2h 17m
7:58 PM - 8:35 PM • nonstop
United Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
2h 12m
4:10 PM - 6:42 PM • nonstop
St Louis → Detroit
2h 19m
8:50 AM - 9:29 AM • nonstop
Delta Airlines
Explore competitive one-way airfare options for STL - DTW flights. Best suited for flexible or open-ended travel plans.
Looking for the fastest way to Detroit? These direct flight options from STL to DTW offer both convenience and value—no layovers, just straight to your destination.
Sep 19 - Sep 21, Economy
St Louis → Detroit
2h 15m
4:25 PM - 7:00 PM • nonstop
St Louis → Detroit
2h 30m
6:55 AM - 7:45 AM • nonstop
Southwest Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
2h 10m
10:15 AM - 12:45 PM • nonstop
St Louis → Detroit
2h 10m
2:40 PM - 3:10 PM • nonstop
Southwest Airlines
Sep 18 - Sep 25, Economy
St Louis → Detroit
2h 13m
10:29 AM - 1:02 PM • nonstop
St Louis → Detroit
2h 19m
8:50 AM - 9:29 AM • nonstop
Delta Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
2h 12m
4:10 PM - 6:42 PM • nonstop
St Louis → Detroit
2h 19m
8:50 AM - 9:29 AM • nonstop
Delta Airlines
Sep 19 - Sep 21, Economy
St Louis → Detroit
2h 13m
6:40 AM - 9:13 AM • nonstop
St Louis → Detroit
2h 19m
8:50 AM - 9:29 AM • nonstop
Delta Airlines
FAQs on St Louis to Detroit Flights
What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to DTW?
The most popular airline flying from St Louis to Detroit are
Can I fly from STL to DTW non-stop?
Yes, you can fly STL to DTW non-stop on
Which airlines fly nonstop between St Louis and Detroit?
The non-stop flights between St Louis and Detroit are .
What’s the earliest departure time from STL to DTW Airport?
The earliest flight leaves STL at 5:45 am and lands in DTW - Detroit Metropolitan Wayne County
What are the airports in Detroit?
DTW
Can I make changes to my St Louis to Detroit flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to DTW?
Read the fare rules of the St Louis to Detroit air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Detroit?
operate flights between St Louis and Detroit
How long does a flight from St Louis to Detroit take?
It takes approximately 1 hour to fly non-stop from STL to DTW, which is 439.98 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Detroit (DTW) ?
In the past couple of days, the cheapest tickets to DTW from STL were found on F9 : USD 544
Do I need a passport to fly between STL and DTW?
No
What’s the latest departure time from STL to DTW ?
The last flight leaves STL at 8:10 pm
St Louis (STL) to Detroit (DTW): Airport Information
| Origin Airport | Lambert St Louis International , St Louis, US |
| Destination Airport | Detroit Metropolitan Wayne County , Detroit, US |
| Distance | 440 miles |
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