St Louis to Salt Lake City (STL–SLC) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
STL–SLC is served by 2 airlines with nonstop service. Delta Air Lines and GXA lead the route. The flight covers 1,153 miles in approximately 3h 15m. Beyond nonstop, 125 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| DL Delta Air Lines Also: KE | 26 | 319 | 3h15-3h20 | SkyTeam | KE | |
| GXA GXA | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Travel Essentials
STL: CDT · SLC: MDT
When it's 6:00 PM in St Louis, it's 5:00 PM in Salt Lake City.
TRAX Green Line from the airport station (inside the terminal) to downtown Salt Lake City takes 18 minutes ($2.50). Direct service to Intermodal Hub, Temple Square, and University of Utah. Running 5am to 11pm.Ride-shares to downtown cost $15–25. Taxis are available. For ski resorts, ski resort shuttles and Canyon Transportation offer door-to-door service ($40–60 to Park City). Car rental is on-site. The terminal opened in 2020 and is a single, modern facility; efficient to navigate.
Semi-arid continental climate at 1,290m elevation. Winters (November–March) bring regular snow and inversions. Temperature inversions trap cold air and pollution in the Salt Lake Valley, producing dense fog that can close or delay flights for hours. Snow is frequent but usually manageable. Inversions are the real disruption risk.
Summers are hot and dry (32–38°C) with low humidity and good flying weather. Afternoon thunderstorms occur in July and August but are brief. Spring is windy. The Great Salt Lake creates localized weather effects including lake-effect snow on the north side of the Wasatch.
STL–SLC Quick Facts
Frequently Asked Questions
Flights from STL to SLC
St. Louis Lambert International Airport (STL) and Salt Lake City International Airport (SLC) are connected by nonstop service from Delta Air Lines and GXA. With 33 weekly departures, this is a heavily served route.
STL to SLC Flight Duration and Schedule
Nonstop flight time from STL to SLC ranges from 3 hours 15 minutes to 3 hours 22 minutes. The route covers a distance of 1,153 miles (1,856 km). There are approximately 33 weekly flights outbound and 20 return, totaling 53 flights per week in both directions.
Connecting Options and Alternatives
125 one-stop connections are available, with the fastest taking approximately 4 hours via ICT. Two-stop connections are also available via intermediate hubs.