Southwest AirlinesWN75% on time
Flights WN1373 06:00 Mo Tu We Th Fr Su · WN1400 07:40 Mo Tu We Th Fr Su · WN4699 varies Mo Tu We Fr Sa Su · WN1733 10:05 Mo Th Fr
live
Direct flights from Dallas (DAL) to St Louis (STL): 7 nonstop departures observed each week across 1 airline. 78% of the last 23 operated flights arrived within 15 minutes of schedule. The median arrival is 9 minutes early. No cancellations were recorded across the 23 tracked flights. The nonstop covers 878 km, an estimated 1 hour 38 minutes in the air. Measured by Pro Flight Search from live flight boards at Dallas and St Louis. Updated 12 September 2026 at 20:18 UTC.
DAL
Dallas
busy · +20
STL
St Louis
smooth · +0
878 km · ~1h 38m est.
Runs mixed · 1 airline · 7x weekly · nonstop
78% on time
of the last 23 operated DAL → STL flights arrived within 15 minutes
Median arrival delay is −9 min. 0 of 23 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−9 minacross the last 23 operated legs
Flight time~1h 38mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 23
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest 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 daysHistory
operated legs · board outcomes09-09LXJ422departed−33
09-09WUP950dep +0 → arr−3
09-08KFB909departed+0
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at STL: 41% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Dallas to St Louis route actually runs
Pro Flight Search records official board updates for nonstop DAL to STL flights through the day: 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.
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 — Dallas (DAL) to St Louis (STL) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/DAL-STL
DAL to STL questions
Is DAL–STL running on time right now?
Smooth skies ahead. The departure side at DAL is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on DAL–STL?
Operators schedule morning departures around 06:00 and evening departures around 18:30 from DAL. 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 DAL to STL?
Great-circle distance is 878 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 92–105 min gate-to-gate on this route.
How often does DAL–STL fly?
Southwest Airlines runs the route with about 37 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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