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DTW to STL: distance & flight time
Detroit (Detroit Metropolitan Wayne County Airport) → St. Louis (St Louis Lambert International Airport)
439 mi
707 km · 382 nm
1h 25m
estimated nonstop flight time
-1h
time difference · heading southwest
See live DTW→STL fares Phone-only fares on this route — call free
Flight time details
439 miles nonstop takes roughly 1h 25m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, United States
- STL — St Louis Lambert International Airport · St. Louis, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DTW
- YIP · Willow Run Airport9 mi away
- ARB · Ann Arbor Municipal Airport20 mi away
- YQG · Windsor Airport21 mi away
- DET · Coleman A. Young Municipal Airport22 mi away
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is DTW from STL?
The flight distance from Detroit (DTW) to St. Louis (STL) is 439 miles (707 km, 382 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTW to STL?
A nonstop flight takes about 1h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Detroit and St. Louis?
St. Louis is 1 hour behind Detroit.
What is the cheapest way to fly from DTW to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTW–STL that never appear on search engines, with no booking fees.