Flights operate between St Louis (STL) and Detroit (DTW).
1 airline operates this route with 4-7 flights daily flights.
Average flight time is 1h 30m - 1h 40m.
Route distance is 442 miles (711 km).
Route Distance
442 miles (711 km)
Average Duration
1h 30m - 1h 40m
Airlines Operating This Route
Southwest Airlines
Flight Frequency
Daily Flights
4-7 flights
Weekly Flights
43
Typical Departure Time Ranges
Earliest Departure
08:00
Latest Departure
20:40
Route Intelligence Dashboard
Overall Connectivity Score
60
GoodRoute Diversity
1
Direct Routes
Southwest Airlines serves 1 destination from STL
Weekly Frequency
14
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| STL → Detroit (DTW) (DTW) | 14/week | 1h 30m - 1h 40m | 442 km | Moderate |
Flight Schedule & Filters
Southwest Airlines flights from Saint Louis (STL) to Detroit (DTW)
Southwest Airlines operates scheduled nonstop flights between Saint Louis (STL) and Detroit (DTW). Southwest Airlines operates 4-7 flights daily flights on this route.• Flight Duration: 1h 30m - 1h 40m (average flight time)• Distance: 442 miles (711 km) (air miles between airports)• Daily Flights: 4-7 flights (scheduled departures per day)
Saint Louis (STL)
US
Detroit (DTW)
US
FLIGHT TIME
1h 30m - 1h 40m
FLIGHT DISTANCE
442 miles (711 km)
1h 30m - 1h 30m
08:00
20:40
442 miles (711 km)
April
1 (Show)
43
Southwest Airlines Terminal Information & Contact
Departure Terminal - Saint Louis (STL)
Terminal: 2
Phone: 800-435-9792
Location: 2, St Louis, US
Arrival Terminal - Detroit (DTW)
Terminal: N
Phone: 800-435-9792
Location: N, Detroit, US
Southwest Airlines Flight Schedule from Saint Louis (STL) to Detroit (DTW)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN2710 |  Southwest Airlines | 08:00 | 10:30:00 | Boeing 737MAX 8 Passenger |
WN3010 | Southwest Airlines | 20:40 | 23:10:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
Loading calendar...
Loading price statistics...
Southwest Airlines Terminal Information
Departure Terminal at Saint Louis (STL):
• Terminal : Southwest Airlines operates from this terminal
Terminal 2:
• Southwest Airlines Terminal Phone: 800-435-9792
Arrival Terminal at Detroit (DTW):
• Terminal : Southwest Airlines operates from this terminal
Terminal N:
• Southwest Airlines Terminal Phone: 800-435-9792
Weather & Climate at Detroit (DTW)
10.9°C
Avg Temperature77mm
Avg Rainfall11.9km/h
Avg Wind Speed71%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Detroit (DTW)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Detroit (DTW)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Southwest Airlines to Detroit (DTW)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Seasonal Insight
Best travel months: 2025-06, 2025-09
Seasonal Travel Calendar
Southwest Airlines Contact Information and Customer Services
Southwest Airlines Address
2702 Love Field Dr
Dallas, TX 75235, US
Customer Service Phone
800-435-9792Official Website
southwest.com/Frequently Asked Questions
How many Southwest Airlines flights operate from St Louis (STL) to Detroit (DTW)?
Southwest Airlines operates 2 flights from St Louis (STL) to Detroit (DTW).
What city does Detroit (DTW) airport serve?
Detroit (DTW) airport serves Detroit, US.
How long is the Southwest Airlines flight from St Louis (STL) to Detroit (DTW)?
The flight duration is approximately 1h 30m - 1h 40m.
What is the distance from St Louis (STL) to Detroit (DTW)?
The distance is 442 miles (711 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737MAX 8 Passenger on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Delta Air Lines.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 08:00 and the latest departs at 20:40.
View all Southwest Airlines flights to St Louis (STL) →
Popular Southwest Airlines routes from St Louis include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.