$59+ Cheap flights from St. Louis to Detroit Metropolitan Wayne County Airport (STL - DTW)
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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DTW
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Detroit with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lambert-St Louis to Detroit Metropolitan Wayne County are usually found in August or July, booked 71 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from St. Louis to Detroit
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to DetroitExplore the most affordable flight options available from St. Louis to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
Explore the most affordable flight options available from St. Louis to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
This Southwest deal was found by Cheapflights users on 5/30. 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 6/267:15 pm
STL
- DTW
1 stop3h 50m
Southwest
Sat 7/47:05 am
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 5/30![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:30 am
STL
- DTW
Nonstop1h 34m
Delta
Sat 6/278:00 pm
DTW
- STL
Nonstop1h 39m
Delta
Deal found 6/1![Delta logo]()
$177
This Southwest deal was found by Cheapflights users on 6/1. 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.
Thu 7/27:15 pm
STL
- DTW
1 stop3h 50m
Southwest
Thu 7/95:50 am
DTW
- STL
2 stops13h 40m
Southwest
Deal found 6/1![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 6/1. 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 7/87:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Sat 7/117:20 pm
DTW
- STL
1 stop3h 30m
Southwest
Deal found 6/1![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 5/31. 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 7/157:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Wed 7/225:35 am
DTW
- STL
2 stops8h 00m
Southwest
Deal found 5/31![Southwest logo]()
$198
This deal was found by Cheapflights users on 6/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:54 pm
STL
- DTW
Nonstop1h 36m
Delta
Wed 7/224:45 pm
DTW
- STL
Nonstop1h 39m
Delta
Deal found 6/2![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 5/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:33 am
STL
- DTW
Nonstop1h 32m
Delta
Sun 9/62:59 pm
DTW
- STL
1 stop9h 32m
Delta
Deal found 5/31![Delta logo]()
$211
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:05 pm
STL
- DTW
1 stop3h 49m
United Airlines
Thu 7/305:30 am
DTW
- STL
1 stop4h 09m
United Airlines
Deal found 6/1![United Airlines logo]()
$212
This United Airlines deal was found by Cheapflights users on 5/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:23 am
STL
- DTW
1 stop4h 53m
United Airlines
Thu 11/125:45 am
DTW
- STL
1 stop3h 52m
United Airlines
Deal found 5/30![United Airlines logo]()
$215
Best flights from St. Louis to DetroitDiscover carefully curated flight deals from St. Louis to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from St. Louis to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This Southwest deal was found by Cheapflights users on 6/1. 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 7/85:40 am
STL
- DTW
2 stops5h 55m
Southwest
Sat 7/117:20 pm
DTW
- STL
1 stop3h 30m
Southwest
Deal found 6/1![Southwest logo]()
$208
This Delta deal was found by Cheapflights users on 5/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:30 am
STL
- DTW
Nonstop1h 34m
Delta
Sun 9/64:00 pm
DTW
- STL
Nonstop1h 38m
Delta
Deal found 5/31![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 5/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:29 pm
STL
- DTW
1 stop5h 28m
United Airlines
Thu 6/258:50 am
DTW
- STL
1 stop4h 21m
United Airlines
Deal found 5/30![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 6/3. 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 6/305:40 am
STL
- DTW
1 stop3h 20m
Southwest
Tue 6/306:30 pm
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 6/3![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 6/2. 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 6/303:10 pm
STL
- DTW
2 stops6h 40m
Southwest
Tue 7/77:50 pm
DTW
- STL
1 stop3h 40m
Southwest
Deal found 6/2![Southwest logo]()
$234
This Delta deal was found by Cheapflights users on 5/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:30 am
STL
- DTW
Nonstop1h 34m
Delta
Sun 9/69:00 am
DTW
- STL
Nonstop1h 37m
Delta
Deal found 5/31![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 5/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:33 am
STL
- DTW
Nonstop1h 32m
Delta
Sun 9/67:15 am
DTW
- STL
1 stop4h 08m
Delta
Deal found 5/31![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 6/3. 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 7/157:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Mon 7/205:45 pm
DTW
- STL
1 stop6h 30m
Southwest
Deal found 6/3![Southwest logo]()
$295
Last-minute flights from St. Louis to DetroitDiscover last-minute flight deals from St. Louis to Detroit. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Detroit. Data last updated June 4, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/30. 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 6/267:15 pm
STL
- DTW
1 stop3h 50m
Southwest
Sat 7/47:05 am
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 5/30![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:30 am
STL
- DTW
Nonstop1h 34m
Delta
Sat 6/278:00 pm
DTW
- STL
Nonstop1h 39m
Delta
Deal found 6/1![Delta logo]()
$177
This Southwest deal was found by Cheapflights users on 6/2. 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 6/307:40 pm
STL
- DTW
Nonstop1h 30m
Southwest
Tue 7/77:50 pm
DTW
- STL
1 stop3h 40m
Southwest
Deal found 6/2![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 6/1. 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.
Thu 7/27:15 pm
STL
- DTW
1 stop3h 50m
Southwest
Thu 7/95:50 am
DTW
- STL
2 stops13h 40m
Southwest
Deal found 6/1![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 6/1. 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 7/87:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Sat 7/117:20 pm
DTW
- STL
1 stop3h 30m
Southwest
Deal found 6/1![Southwest logo]()
$193
This deal was found by Cheapflights users on 6/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:54 pm
STL
- DTW
Nonstop1h 36m
Delta
Wed 7/224:45 pm
DTW
- STL
Nonstop1h 39m
Delta
Deal found 6/2![Delta logo]()
$209
This Southwest deal was found by Cheapflights users on 5/31. 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 7/157:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Wed 7/225:35 am
DTW
- STL
2 stops8h 00m
Southwest
Deal found 5/31![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 6/1. 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 7/227:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Fri 7/246:55 am
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 6/1![Southwest logo]()
$218
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:05 pm
STL
- DTW
1 stop3h 49m
United Airlines
Thu 7/305:30 am
DTW
- STL
1 stop4h 09m
United Airlines
Deal found 6/1![United Airlines logo]()
$212
One-way flights from St. Louis to DetroitSearch for one-way flight options from St. Louis to Detroit. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from St. Louis to Detroit. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 8/258:08 pm
STL
- DTW
1 stop26h 51m
Frontier
Deal found 6/3![Frontier logo]()
$59
This Southwest deal was found by Cheapflights users on 6/1. 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 7/410:15 am
STL
- DTW
Nonstop1h 30m
Southwest
Deal found 6/1![Southwest logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Wed 8/58:08 pm
STL
- DTW
1 stop26h 51m
Frontier
Deal found 6/3![Frontier logo]()
$80
This Southwest deal was found by Cheapflights users on 6/1. 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.
Sun 8/234:20 pm
STL
- DTW
1 stop4h 10m
Southwest
Deal found 6/1![Southwest logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 8/113:41 pm
STL
- DTW
2 stops31h 18m
Frontier
Deal found 6/3![Frontier logo]()
$93
This Southwest deal was found by Cheapflights users on 6/1. 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 7/182:30 pm
STL
- DTW
1 stop8h 20m
Southwest
Deal found 6/1![Southwest logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Wed 9/25:33 pm
STL
- DTW
1 stop18h 34m
Frontier
Deal found 6/3![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Mon 8/315:33 pm
STL
- DTW
1 stop18h 34m
Frontier
Deal found 6/3![Frontier logo]()
$101
This Southwest deal was found by Cheapflights users on 6/2. 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 7/297:40 pm
STL
- DTW
Nonstop1h 35m
Southwest
Deal found 6/2![Southwest logo]()
$105
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:30 pm
STL
- DTW
1 stop5h 29m
United Airlines
Deal found 6/2![United Airlines logo]()
$108
Find flight deals from St. Louis to Detroit
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Detroit (DTW). 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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $167 (Southwest) |
One-way from | $59 (Kiwi.com) |
Popular in | February |
Cheapest in | August |
Average price | $220 |
Good round-trip deal | $371 or less |
Good one-way deal | $223 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 June 4, 2026.
Use the filters below to find and compare flights from St. Louis to Detroit Metropolitan Wayne County Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Wed 7/8
5:40 am-12:35 pm
2 stops5h 55m
Detroit Metropolitan Wayne County
Sat 7/11
7:20 pm-9:50 pm
1 stop3h 30m
$208
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Tue 6/30
5:40 am-10:00 am
1 stop3h 20m
Detroit Metropolitan Wayne County
Tue 6/30
6:30 pm-7:05 pm
Nonstop1h 35m
$219
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Tue 6/30
3:10 pm-10:50 pm
2 stops6h 40m
Detroit Metropolitan Wayne County
Tue 7/7
7:50 pm-10:30 pm
1 stop3h 40m
$234
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Fri 8/21
6:30 am-9:04 am
Nonstop1h 34m
Detroit Metropolitan Wayne County
Sun 9/6
4:00 pm-4:38 pm
Nonstop1h 38m
$269
Quickest round-trip
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Sat 8/22
6:30 am-9:04 am
Nonstop1h 34m
Detroit Metropolitan Wayne County
Sun 9/6
9:00 am-9:37 am
Nonstop1h 37m
$269
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Sun 8/23
10:33 am-1:05 pm
Nonstop1h 32m
Detroit Metropolitan Wayne County
Sun 9/6
7:15 am-10:23 am
1 stop4h 08m
$279
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Mon 6/22
5:29 pm-11:57 pm
1 stop5h 28m
Detroit Metropolitan Wayne County
Thu 6/25
8:50 am-12:11 pm
1 stop4h 21m
$282
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Wed 7/15
7:40 pm-10:15 pm
Nonstop1h 35m
Detroit Metropolitan Wayne County
Mon 7/20
5:45 pm-11:15 pm
1 stop6h 30m
$295
Cheapest one-way
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Wed 8/12
8:00 am-3:29 pm
1 stop6h 29m
$89
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Thu 6/25
5:20 pm-12:15 am
1 stop5h 55m
$89
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from St. Louis 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 St. Louis to Detroit in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on St. Louis-Detroit Metropolitan Wayne County Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Detroit Metropolitan Wayne County Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Detroit Metropolitan Wayne County Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Detroit Metropolitan Wayne County Airport 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 St. Louis-Detroit Metropolitan Wayne County Airport 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 St. Louis to Detroit
Have a flexible travel schedule? Discover the best time to fly to Detroit from St. Louis with our price prediction graph.
STL-DTW
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 St. Louis to Detroit Metropolitan Wayne County Airport
How far ahead should I book a flight from St. Louis to Detroit Metropolitan Wayne County Airport?
The best time to book flights from St. Louis to Detroit Metropolitan Wayne County Airport is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from St. Louis to Detroit Metropolitan Wayne County Airport?
Currently, August is the cheapest month in which you can book a flight from St. Louis to Detroit Metropolitan Wayne County Airport (average of $132). Flying from St. Louis to Detroit Metropolitan Wayne County Airport in February is currently the most expensive (average of $420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from STL to DTW?
Find hourly flight availability from St. Louis 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 June 4, 2026.
It’s optimal to fly from St. Louis to Detroit Metropolitan Wayne County Airport in the evening. By choosing this option you can save up to 67% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from St. Louis to Detroit Metropolitan Wayne County Airport?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Detroit. Price data was last updated on May 30, 2026.
Travelers seeking maximum savings on their St. Louis to Detroit Metropolitan Wayne County Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for St. Louis to Detroit Metropolitan Wayne County Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Detroit Metropolitan Wayne County Airport trip
Our travel experts
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 June 4, 2026.
See what other customers who have flown with Southwest,Delta, andFrontier from St. Louis to Detroit Metropolitan Wayne County Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Detroit Metropolitan Wayne County Airport?
Book flights to Detroit Metropolitan Wayne County Airport if you plan to visit one of these locationsSterling Heights
Dearborn
Troy
Southfield
Warren
Auburn Hills
Pontiac
Southgate
Allen Park
Romulus
Rochester Hills
Roseville
Livonia
Monroe
Utica
Ypsilanti
Plymouth
Fremont
Port Huron
Madison Heights
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Top 3 airlines flying from St. Louis to Detroit
Discover the top 3 airlines that operate flights from St. Louis 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$80 | Average$275 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$119 | Average$306 | FlexibilityNo cancel fee | On-time63% |