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Cheap flights from St Louis to Detroit Wayne County

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Compare St Louis to Detroit Wayne County flight deals

Find the cheapest month or even day of the year to fly to Detroit Wayne County

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Flight deals from St Louis to Detroit Wayne County

Looking for a cheap last-minute deal or the best round-trip flight from St Louis to Detroit Wayne County? Find the lowest prices on one-way and round-trip tickets right here.
Detroit.C$88 per passenger.Departing Thu, Oct 23, returning Sun, Oct 26.Round-trip flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departing from St Louis on Thu, Oct 23, arriving in Detroit Wayne County.Inbound direct flight with Spirit Airlines departing from Detroit Wayne County on Sun, Oct 26, arriving in St Louis.Price includes taxes and charges.From C$88, select.
Detroit.C$88 per passenger.Departing Thu, Aug 7, returning Sun, Aug 10.Round-trip flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departing from St Louis on Thu, Aug 7, arriving in Detroit Wayne County.Inbound direct flight with Spirit Airlines departing from Detroit Wayne County on Sun, Aug 10, arriving in St Louis.Price includes taxes and charges.From C$88, select.
Detroit.C$88 per passenger.Departing Fri, Jul 4, returning Thu, Jul 10.Round-trip flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departing from St Louis on Fri, Jul 4, arriving in Detroit Wayne County.Inbound direct flight with Spirit Airlines departing from Detroit Wayne County on Thu, Jul 10, arriving in St Louis.Price includes taxes and charges.From C$88, select.
Detroit.C$88 per passenger.Departing Thu, Jun 12, returning Sun, Jun 15.Round-trip flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departing from St Louis on Thu, Jun 12, arriving in Detroit Wayne County.Inbound direct flight with Spirit Airlines departing from Detroit Wayne County on Sun, Jun 15, arriving in St Louis.Price includes taxes and charges.From C$88, select.
Detroit.C$88 per passenger.Departing Fri, Sep 12, returning Fri, Sep 26.Round-trip flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departing from St Louis on Fri, Sep 12, arriving in Detroit Wayne County.Inbound direct flight with Spirit Airlines departing from Detroit Wayne County on Fri, Sep 26, arriving in St Louis.Price includes taxes and charges.From C$88, select.
Detroit.C$169 per passenger.Departing Thu, May 29, returning Sun, Jun 1.Round-trip flight with Delta.Outbound direct flight with Delta departing from St Louis on Thu, May 29, arriving in Detroit Wayne County.Inbound direct flight with Delta departing from Detroit Wayne County on Sun, Jun 1, arriving in St Louis.Price includes taxes and charges.From C$169, select.
Detroit.C$227 per passenger.Departing Fri, May 16, returning Sun, May 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from St Louis on Fri, May 16, arriving in Detroit Wayne County.Inbound indirect flight with Frontier Airlines, departing from Detroit Wayne County on Sun, May 18, arriving in St Louis.Price includes taxes and charges.From C$227, select.
Detroit.C$255 per passenger.Departing Mon, Apr 21, returning Thu, Apr 24.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from St Louis on Mon, Apr 21, arriving in Detroit Wayne County.Inbound indirect flight with Frontier Airlines, departing from Detroit Wayne County on Thu, Apr 24, arriving in St Louis.Price includes taxes and charges.From C$255, select.

Find the cheapest month to fly from St Louis to Detroit Wayne County

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Detroit Wayne County flights are currently cheapest in June.
Apr
from C$255
May
from C$227
Jun
from C$88
Jul
from C$88
Aug
from C$88
Sep
from C$88
Oct
from C$88
Nov
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Dec
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Jan
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Feb
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Mar
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Direct flights from St Louis to Detroit Wayne County

St Louis to Detroit Wayne County: Alternative routes

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

St Louis to Detroit: Flight information

The things to know before you go.
Cheapest flight foundC$88
Cheapest month to flySeptember
Average flight time1 hr, 34 mins
Most popular airlineWestJet
Average flights per week168

Finding cheap flights from St Louis to Detroit Wayne County: Frequently asked questions

The best price we found for a round-trip flight from St Louis to Detroit Wayne County is C$88. 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 34 minutes is the average flight time from St Louis to Detroit Wayne County.
WestJet, Delta and Air France fly direct from St Louis to Detroit Wayne County.
There are 168 flights per week flying from St Louis to Detroit Wayne County, as of April 2025.
The cheapest month to fly from St Louis to Detroit Wayne County is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Detroit Wayne County Airport on Friday, September 12, 2025.
Yes – the average flight time is 1 hour and 34 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 Detroit Wayne County 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 Detroit is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines offers the cheapest flight tickets to Detroit Wayne County.

Traveling from Lambert-St. Louis International Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW): what you need to know

  • 1 hour 31 minutes is the average length of a direct flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport. Detroit is 1 hour ahead of St Louis and operates on the UTC-4 timezone.

  • There are 45 flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport weekly. Jump on the 06:29 flight if you want to leave as soon as possible. If you'd prefer to get the most out of your day, the latest flight from STL to DTW departs at 21:50.

  • Heading away during a peak period like a public holiday? Expect longer lines at security and check-in. For peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • If you'd like a stopover for your flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport, simply uncheck 'Direct flights only' and look through your options. Here are the most popular stopovers between STL and DTW:

    • Chicago Midway International Airport

    • Kansas City International Airport

    • O'Hare International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW)

  • The best price we've seen for a one-way ticket from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport is C$44. The cheapest price for a return flight is C$88. Keep in mind that fares can change due to availability when booking.

  • Book 9 months before traveling. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap flight tickets from STL to DTW.

  • The cheapest month for flight tickets from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport is May. Use the 'Whole month' tool to find the lowest prices if you have a flexible travel schedule.

  • Finding a cheap ticket from STL to DTW is easy with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when the price has fallen.

  • Tailor your trip with filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport.

Handy information about Lambert-St. Louis International Airport (STL)

  • Traveling from central St Louis to Lambert-St. Louis International Airport takes about 36 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 26 kilometres in 21 minutes or so, depending on traffic conditions.

  • Booked an early flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport? Avoid the last-minute rush to the airport (and catch some extra z's) by picking one of these hotels near STL:

Arriving at Detroit Metropolitan Wayne County Airport (DTW)

Getting from Detroit Metropolitan Wayne County Airport (DTW) to central Detroit

  • Detroit Metropolitan Wayne County Airport is approximately 32 kilometres from the center of Detroit. With a car rental or if you're catching a cab, the drive is about 27 minutes.

  • It'll take around 1 hour and 8 minutes to get there by public transport.

When to fly to Detroit Metropolitan Wayne County Airport (DTW)

  • It's time to choose your trip dates for your flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport. August is the busiest month to visit Detroit. If you prefer a more relaxed vibe, go in February.

  • Book your flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport for July if you'd like to go to Detroit during its warmest month. Expect temperatures of between 15ºC and 30ºC.

  • January has average temperatures of between -12ºC and 3ºC. Search for cheap flight tickets from STL to DTW around that time if you want to travel when it's cooler.

More about Detroit

  • Start your Detroit trip right by finding a wonderful place to stay. As soon as you've booked your flight from STL to DTW, explore our range of accommodation options including:

  • There are so many things to do and see in this city it can be hard to work out where to begin. Detroit Institute of Arts, Motown Museum and Michigan Central Station are highlights which should feature on any well-planned Detroit itinerary.

Complete your Detroit trip with hotels and a car rental

  • Comparing flights is not the only thing we do. After booking your cheap ticket to Detroit Metropolitan Wayne County Airport, browse our great car rental deals that'll give you the freedom and flexibility to travel around at your own pace. Next, have a look at our exclusive rates for hotels to find your ideal Detroit stay.

Plan the rest of your trip from St Louis to Detroit

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.