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 return flight from St Louis to Detroit Wayne County? Find the lowest prices on one-way and return tickets right here.

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 July.

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 foundج.م.‏ 2,527
Cheapest month to flyJuly
Average flight time1 hr, 35 mins
Most popular airlineWestJet
Average flights per week128

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

The best price we found for a return flight from St Louis to Detroit Wayne County is ج.م.‏ 5,067. 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 35 minutes is the average flight time from St Louis to Detroit Wayne County.
WestJet, Delta and Southwest Airlines fly direct from St Louis to Detroit Wayne County.
As of May 2025, there are 128 flights per week flying from St Louis to Detroit Wayne County.
The cheapest month to fly from St Louis to Detroit Wayne County is usually May 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 Thursday, 30 October 2025.
Yes – the average flight time is 1 hour and 35 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.

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

  • Around 1 hour 30 minutes is how long you can expect to be in the air on a direct flight from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport.

  • The timezone in Detroit is UTC-4, which is one hour ahead of St Louis.

  • Flights from STL to DTW start at 06:29 — the earliest with Delta Air Lines. The latest departure is at 21:50 with Southwest Airlines. In total, you can take your pick of 45 weekly Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport flights.

  • Leave plenty of time to catch your STL to DTW flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer queues during popular months like July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a good idea.

  • Travelling to Detroit (and then seeing more of United States!) is easy with Delta Air Lines. This popular airline offers direct flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport.

  • The majority of travellers choose to travel with Delta Air Lines on this route.

  • Southwest Airlines tops the rankings as the most punctual carrier for STL to DTW flights, with 86.81% of its services arriving on schedule.

  • If you want to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport. These are the most popular stopovers between STL and DTW:

    • Chicago Midway International Airport

    • O'Hare International Airport

    • Kansas City International Airport

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

  • The cheapest price we've seen for a one-way Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport flight is ج.م.‏ 2,527. A round-trip plane ticket right now is ج.م.‏ 5,066. Depending on the availability when you book, these fares can change.

  • To get cheap tickets from STL to DTW, reserve your trip six months before your departure date.

  • Organise your trip for May. That's the cheapest month for flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport. If you're flexible with your dates, try out the 'Whole month' tool to find the lowest price across every month.

  • You won't have to check back in every day to see if fares have dropped when you set up a Price Alert. We'll notify you as soon as the price changes on cheap flights from STL to DTW.

  • Select your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport.

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

Arriving at Detroit Metropolitan Wayne County Airport (DTW)

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

  • The street address for DTW is 1 Detroit Metro Airport.

  • Detroit Metropolitan Wayne County Airport is approximately 32 kilometres from central Detroit. The drive time takes around 25 minutes.

  • If you're taking public transport, expect a journey of roughly 1 hour 10 minutes.

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

  • August is the most popular month for flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport. For smaller crowds, go to Detroit in February.

  • The warmest month in Detroit is July, with temperatures ranging between 15ºC and 30ºC. Lock in your flights from Lambert-St. Louis International Airport to Detroit Metropolitan Wayne County Airport in this month if you enjoy this type of weather.

  • January has average temperatures of between -12ºC and 3ºC. Search for cheap tickets from STL to DTW around that time if you'd rather travel in cooler conditions.

Explore more of United States

  • Chicago is just one of the many places in United States waiting to be discovered after you've experienced Detroit. Around 386 kilometres away to the west, well-known attractions include Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

  • If you're ready to explore another well-known destination in United States, head for Columbus, roughly 257 kilometres south of Detroit. Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village are among the biggest draws.

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