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

STL Airport Page →
259 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 59 1-stop flights Verified 2w 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
St Louis to Des Moines
Connecting service available through multiple hubs.
1 Airlines 259 mi 1h nonstop 59 1-stop hubs

STL–DSM is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 259 miles in approximately 1h. Beyond nonstop, 59 hubs offer 1-stop connections.

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

Airline Landscape

All carriers operating nonstop STL–DSM service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 0 – – 96% – –
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 STL to DSM.
1-STOP
One-Stop Connections
59
Hubs
~2h
Fastest
~29h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,216
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.
Know before you go

Travel Essentials

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

When it's 6:00 PM in St Louis, it's 6:00 PM in Des Moines.
Distance & Flight Time
259 mi / 417 km
Nonstop flight time is approximately 1h 0m.
Facts

STL–DSM Quick Facts

Key statistics for the St Louis to Des Moines route.
Route details
Distance259 mi / 417 km
Flight time1h
Time difference0 hours
Airlines (nonstop)1
1-stop connections59 hubs
Origin: STL
Full nameSt. Louis Lambert International Airport
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: DSM
Full nameDes Moines International Airport
IATA / ICAODSM / KDSM
TimezoneAmerica/Chicago
Passengers/yr3.1M
Elevation958 ft / 292 m
FAQ

Frequently Asked Questions

Common questions about STL to DSM flights.
Nonstop flights from St. Louis Lambert International Airport to Des Moines International Airport take approximately 1h. The route covers 259 miles.
1 airline operates nonstop service: Southwest Airlines.
Yes, 1-stop connections are available through DPA, OMA, LNK, DAL, MKE, PTK, RST, CLE, YIP, CVG, APA, YYZ, RDU, HOU, PIT, IAD, SBN, AGS, TEB, BIF, MCO, MSY, APF, ACY, PBI, BWI, LNS, SCF, NAS, UDD, PSP, SNA, GCM, BUR, LAX, ATL, MIA, LGA, ORD, PHL, IAH, MDW, MSP, CLT, DEN, RSW, DFW, BNA, DCA, DTW, AUS, PHX, LAS, EWR, SRQ, FLL, BOS, JWN and PDX. These options provide additional schedule flexibility.
Yes, return flights from DSM to STL are available. Use the direction toggle at the top to view the return schedule.
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 STL to DSM

St. Louis Lambert International Airport (STL) and Des Moines International Airport (DSM) are connected by nonstop service from Southwest Airlines.

STL to DSM Flight Duration and Schedule

Nonstop flight time from STL to DSM ranges from 1 hours 0 minutes. The route covers a distance of 259 miles (417 km).

Connecting Options and Alternatives

59 one-stop connections are available, with the fastest taking approximately 2 hours via DPA. Two-stop connections are also available via intermediate hubs.