DEN to SAT: Distance and Flight Time
The distance from Denver International Airport (DEN) to San Antonio International Airport (SAT) is 1,280 km (795 mi). A typical nonstop flight covers it in about 2h 5m, heading southeast. The distance is the same in either direction (SAT to DEN).
How far is it from Denver to San Antonio?
The great-circle distance between Denver International Airport (DEN) and San Antonio International Airport (SAT) is 1,280 km (795 mi, 691 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 DEN to SAT?
A nonstop flight typically takes about 2h 5m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. SAT is roughly southeast of DEN.
How is the DEN to SAT route written in code?
The pair is written DEN-SAT in IATA codes and KDEN-KSAT in ICAO codes, the form used on a flight plan. Denver International Airport is DEN (KDEN), San Antonio International Airport is SAT (KSAT).
| DEN | SAT | |
|---|---|---|
| Airport | Denver International Airport | San Antonio International Airport |
| ICAO code | KDEN | KSAT |
| Country | United States | United States |
| Elevation | 5,431 ft | 809 ft |
| Rank by connections | #15 | #238 |
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.
SAT sits 4,622 ft (1,409 m) lower than DEN, which is a real difference in air density on takeoff.
Airlines flying DEN to SAT
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 |
|---|---|---|---|---|
| UA | United Airlines | UAL | United | 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 Denver from San Antonio?
Denver International Airport (DEN) and San Antonio International Airport (SAT) are 1,280 km (795 mi, 691 nautical miles) apart in a straight line.
How long is the flight from DEN to SAT?
A typical nonstop flight between DEN and SAT takes about 2h 5m. Actual times vary with aircraft type, winds and routing.
What direction is SAT from DEN?
San Antonio International Airport (SAT) lies roughly southeast of Denver International Airport (DEN).
Which airlines fly DEN to SAT?
2 airlines appear on the DEN-SAT route in the open dataset, including United Airlines, Southwest Airlines.
Related routes
Other routes from Denver (DEN):
Other routes from San Antonio (SAT):
DEN airport code · SAT airport code · Busiest airports worldwide