Home / Routes / KSTL → KDSM621 scheduled

The route from St Louis Lambert International Airport (KSTL) in St Louis to Des Moines International Airport (KDSM) in Des Moines. SkyMeter tracks roughly 621 scheduled flights on this route across 6 carriers. The most active operator is SWA (SWA). Average block time is 1h 8m. Departures average 23 minutes off schedule, with 38% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer Phenom 300.

Scheduled
621
last 484 days
ADS-B observed
8
Airlines
6
Avg dep delay
23m
Late >15 min
38.5%
Cancel rate
0.48%

Recent observed flights

From ADS-B trace data

2026-08-28 23:44  →  2026-08-29 00:46  ·  1h 2m
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2026-08-24 14:36  →  2026-08-24 15:37  ·  1h 1m
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2026-08-17 21:37  →  2026-08-17 22:21  ·  44m
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2026-08-10 21:07  →  2026-08-10 22:00  ·  52m
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2026-08-03 16:44  →  2026-08-03 17:32  ·  47m
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2026-07-26 19:31  →  2026-07-26 21:46  ·  2h 15m
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2026-07-21 18:55  →  2026-07-21 20:42  ·  1h 47m
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2026-07-04 19:40  →  2026-07-04 20:23  ·  42m
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2026-05-17 14:17  →  2026-05-17 15:13  ·  56m
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2026-04-24 01:54  →  2026-04-24 04:55  ·  3h 1m
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Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells AAL 1
sells AAL 1
sells DAL 1
sells AAL 1
sells DAL 1
sells DAL 1
sells DAL 1

Looking for the return flight?

View KDSM → KSTL