DTW → STLDetroit to St Louis

live

Direct flights from Detroit (DTW) to St Louis (STL): 14 nonstop departures observed each week across 2 airlines. 84% of the last 25 operated flights arrived within 15 minutes of schedule. The median arrival is 16 minutes early. No cancellations were recorded across the 25 tracked flights. The nonstop covers 707 km, an estimated 1 hour 24 minutes in the air. Measured by Pro Flight Search from live flight boards at Detroit and St Louis. Updated 20 August 2026 at 15:18 UTC.

DTW Detroit smooth · +12
STL St Louis smooth · +0
707 km · ~1h 24m est.
dep bank 06:25–20:0514x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
84% on time

of the last 25 operated DTW → STL flights arrived within 15 minutes

Median arrival delay is −16 min. 0 of 25 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Search live fares for this route →
Median arrival−16 minacross the last 25 operated legs
Flight time~1h 24mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 25

Current nonstop fares

DTW → STL · one way · economy · 1 adult

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TodayChecking…Direct airline fares
TomorrowChecking…Direct airline fares
In one weekChecking…Direct airline fares

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air LinesSouthwest Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Delta Air LinesDL94% on time

Flights DL2868 09:00 daily · DL1371 12:36 Mo Tu We Th Fr Su · DL2822 16:59 daily · DL1541 20:05 daily

Southwest AirlinesWN63% on time

Flights WN830 06:25 Tu We · WN1674 06:35 Sa Su · WN2433 06:55 Mo Th Fr · WN4080 14:40 Mo Th Fr Sa

History

operated legs · board outcomes
08-20DL2868dep +7 → arr−16
08-20WN2433dep +48 → arr+10
08-19DL1371dep +11 → arr−16
08-19DL1541dep +21 → arr−3
08-19DL2822dep +3 → arr−20
08-19DL2868dep +8 → arr−20
08-19WN3807dep +51 → arr+27
08-19WN830dep +6 → arr−6
08-18DL1371dep +3 → arr−27
08-18DL1541dep +9 → arr−19
08-18DL2822dep +6 → arr−25
08-18DL2868dep +23 → arr+3
08-18WN3807dep +9 → arr−19
08-18WN830dep +15 → arr−16
08-17DL1371dep +10 → arr−18
08-17DL1541dep +4 → arr−23
08-17DL2822dep +6 → arr−22
08-17DL2868dep +4 → arr−19
08-17WN2433dep +20 → arr−21
08-17WN4080dep +61 → arr+39
08-16DL1371departed+42
08-16DL1541departed+0
08-16DL2822departed+4
08-16DL2868departed+13
08-16WN1463departed+127

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
DTWDetroit +12 min smooth 🌤 mostly cloudy · NE 7 kt Full DTW delay board →
STLSt Louis +0 min smooth 🌤 few clouds · 3 kt Full STL delay board →

Weather lens

Current conditions put the pressure at STL: 42% odds of a 15+ minute delay and around +11 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Detroit to St Louis route actually runs

Pro Flight Search tracks every published board update for nonstop DTW to STL flights: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises. Fares link straight to the operating airline with no markups.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Detroit (DTW) to St Louis (STL) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/DTW-STL
How we measure this →

DTW to STL questions

Is DTW–STL running on time right now?

Smooth skies ahead. The departure side at DTW is the weaker end, route health score 92/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on DTW–STL?

Operators schedule morning departures around 06:25 and evening departures around 19:50 from DTW. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STL delay card to confirm conditions when you'd arrive.

How long is the flight from DTW to STL?

Great-circle distance is 707 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 80–91 min gate-to-gate on this route.

How often does DTW–STL fly?

2 carriers operate this route, around 41 flights a week between them. Compare carrier days and times in the airline list above.