DTW to STL: Distance and Flight Time
The distance from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis Lambert International Airport (STL) is 707 km (439 mi). A typical nonstop flight covers it in about 1h 25m, heading southwest. The distance is the same in either direction (STL to DTW).
How far is it from Detroit to St Louis?
The great-circle distance between Detroit Metropolitan Wayne County Airport (DTW) and St. Louis Lambert International Airport (STL) is 707 km (439 mi, 382 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from DTW to STL?
A nonstop flight typically takes about 1h 25m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. STL is roughly southwest of DTW.
How is the DTW to STL route written in code?
The pair is written DTW-STL in IATA codes and KDTW-KSTL in ICAO codes, the form used on a flight plan. Detroit Metropolitan Wayne County Airport is DTW (KDTW), St. Louis Lambert International Airport is STL (KSTL).
| DTW | STL | |
|---|---|---|
| Airport | Detroit Metropolitan Wayne County Airport | St. Louis Lambert International Airport |
| ICAO code | KDTW | KSTL |
| Country | United States | United States |
| Elevation | 645 ft | 618 ft |
| Rank by connections | #59 | #145 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
The two fields sit at almost the same height, within 27 ft (8 m) of each other.
Airlines flying DTW to STL
2 airlines appear on this route in the open route dataset, 2 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| DL | Delta Air Lines | DAL | Delta | Active |
| WN | Southwest Airlines | SWA | Southwest | Active |
A further 1 carrier sell this pair as a codeshare without operating it: FL.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Detroit from St Louis?
Detroit Metropolitan Wayne County Airport (DTW) and St. Louis Lambert International Airport (STL) are 707 km (439 mi, 382 nautical miles) apart in a straight line.
How long is the flight from DTW to STL?
A typical nonstop flight between DTW and STL takes about 1h 25m. Actual times vary with aircraft type, winds and routing.
What direction is STL from DTW?
St. Louis Lambert International Airport (STL) lies roughly southwest of Detroit Metropolitan Wayne County Airport (DTW).
Which airlines fly DTW to STL?
2 airlines appear on the DTW-STL route in the open dataset, including Delta Air Lines, Southwest Airlines.
Related routes
Other routes from Detroit (DTW):
Other routes from St Louis (STL):
DTW airport code · STL airport code · Busiest airports worldwide