Des Moines to St Louis (DSM–STL) — Airlines, Schedules & Connections

DSM Airport Page →
259 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 61 1-stop flights Verified 12h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Des Moines to St Louis
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 259 mi 0h 44m nonstop 61 1-stop hubs

DSM–STL is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 259 miles in approximately 0h 44m. Beyond nonstop, 61 hubs offer 1-stop connections.

Also explore DSM Routes STL Routes DSM Live Flights STL Live Flights DSM Delays STL Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop DSM–STL service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 0 – – 72% – –
Alliance coverage
Unaffiliated: WN (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for DSM to STL.
1-STOP
One-Stop Connections
61
Hubs
~2h
Fastest
~28h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,224
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Alternatives

Other ways to reach St Louis from Des Moines

Nearby airports with service to St. Louis Lambert International Airport.
Metric DSM→STL CID→STL OMA→STL
Distance from DSM – 103 mi 117 mi
Nonstop airlines 1 1 1
Weekly flights 1 – 16
Flight time 0h 44m 1h 15m 1h 15m
Departure OTP 72% – –
Cedar Rapids (CID) to St Louis flights · Omaha (OMA) to St Louis flights
Airports within 200 miles of DSM with service to St. Louis Lambert International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
St Louis is 0 hours the same as Des Moines.
DSM: CDT · STL: CDT

When it's 6:00 PM in Des Moines, it's 6:00 PM in St Louis.
Distance & Flight Time
259 mi / 417 km
Nonstop flight time is approximately 0h 44m.
Facts

DSM–STL Quick Facts

Key statistics for the Des Moines to St Louis route.
Route details
Distance259 mi / 417 km
Flight time0h 44m
Time difference0 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections61 hubs
Origin: DSM
Full nameDes Moines International Airport
IATA / ICAODSM / KDSM
TimezoneAmerica/Chicago
Passengers/yr3.1M
Elevation958 ft / 292 m
Destination: STL
Full nameSt. Louis Lambert International Airport
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
FAQ

Frequently Asked Questions

Common questions about DSM to STL flights.
Nonstop flights from Des Moines International Airport to St. Louis Lambert International Airport take approximately 0h 44m. The route covers 259 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 1 nonstop flights per week from DSM to STL.
Yes, 1-stop connections are available through FSD, CID, OMA, CVG, PWA, RIL, PIE, RDU, TEB, HOU, HPN, BWI, IAD, DAL, TUS, UDD, YEG, MCO, TPA, SLC, SCF, PBI, FMY, NAS, YVR, ATW, SAT, SNA, BUR, MEM, MKE, BOS, IAH, ORD, LGA, DTW, BNA, MDW, RSW, DEN, MIA, EWR, MSP, VPS, PHL, DFW, ATL, SRQ, PHX, CMH, FLL, CLT, DCA, AUS, LAS, PDX, MCI, DPA, OKC, IND and LAX. These options provide additional schedule flexibility.
Yes, return flights from STL to DSM are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CID and OMA. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from DSM to STL

Des Moines International Airport (DSM) and St. Louis Lambert International Airport (STL) are connected by nonstop service from Southwest Airlines. With 1 weekly departures, this is a regularly served route.

DSM to STL Flight Duration and Schedule

Nonstop flight time from DSM to STL ranges from 0 hours 44 minutes. The route covers a distance of 259 miles (417 km).

Connecting Options and Alternatives

61 one-stop connections are available, with the fastest taking approximately 2 hours via FSD. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cedar Rapids (CID) and Omaha (OMA).