STL → SLCSt Louis to Salt Lake City

live

Direct flights from St Louis (STL) to Salt Lake City (SLC): 7 nonstop departures observed each week across 1 airline. 95% of the last 21 operated flights arrived within 15 minutes of schedule. The median arrival is 17 minutes early. No cancellations were recorded across the 21 tracked flights. The nonstop covers 1,856 km, an estimated 2 hours 53 minutes in the air. Measured by Pro Flight Search from live flight boards at St Louis and Salt Lake City. Updated 19 September 2026 at 20:18 UTC.

STL St Louis busy · +19
SLC Salt Lake City smooth · +0
1,856 km · ~2h 53m est.
dep bank 08:00–17:007x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
95% on time

of the last 21 operated STL → SLC flights arrived within 15 minutes

Median arrival delay is −17 min. 0 of 21 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−17 minacross the last 21 operated legs
Flight time~2h 53mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 21

The week

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

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 LinesDL95% on time

Flights DL2363 08:00 daily · DL2455 14:25 Mo Tu We Th Fr Su · DL1492 varies daily

History

operated legs · board outcomes
09-19DL2363dep +281 → arr+217
09-18DL1492dep −3 → arr−35
09-18DL2363dep +6 → arr−16
09-18DL2455dep +5 → arr−11
09-17DL1492dep −3 → arr−43
09-17DL2363dep +39 → arr+8
09-17DL2455dep +14 → arr−17
09-16DL1492dep −8 → arr−32
09-16DL2363dep +0 → arr−27
09-16DL2455dep +1 → arr−27
09-15DL1492dep −4 → arr−22
09-15DL2363dep +0 → arr−17
09-15DL2455dep +5 → arr−16
09-14DL1492dep −4 → arr−32
09-14DL2363dep +3 → arr−15
09-14DL2455dep +7 → arr−9
09-13DL1492dep +1 → arr−21
09-13DL2363dep +3 → arr−16
09-13DL2455dep +1 → arr−15
09-12DL1492dep −5 → arr−33
09-12DL2363dep +3 → arr−10

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
STLSt Louis +19 min busy 🌤 scattered clouds · W 12 kt Full STL delay board →
SLCSalt Lake City +0 min smooth 🌤 scattered clouds · NW 4 kt Full SLC delay board →

Weather lens

Current conditions put the pressure at STL: 38% 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 →

How the St Louis to Salt Lake City route actually runs

Pro Flight Search records official board updates for nonstop STL to SLC 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 — St Louis (STL) to Salt Lake City (SLC) route reliability, measured from operated flights on official airport boards.

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

STL to SLC questions

Is STL–SLC running on time right now?

Smooth skies ahead. The departure side at STL 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 STL–SLC?

Operators schedule morning departures around 08:00 from STL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SLC delay card to confirm conditions when you'd arrive.

How long is the flight from STL to SLC?

Great-circle distance is 1,856 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 161–189 min gate-to-gate on this route.

How often does STL–SLC fly?

Delta Air Lines runs the route with about 20 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.