Direct (nonstop) flights from Detroit to San Antonio
1 airline flys nonstop from Detroit Metropolitan Airport (DTW) to San Antonio International (SAT). It's 1,214 miles (1,954 km), about 3h 21m in the air. Operated by Delta Air Lines.
Delta Air Lines
Route data last updated: May 26, 2026
Airlines with non-stop flights
DL
Delta Air Lines
Alternative Routes
Other ways to fly from Detroit to San Antonio with one stop · direct emits 205 kg CO₂ per passenger
Looking for the return flight?
SAT → DTW: Flights from San Antonio to DetroitOther direct flights from Detroit
Direct flights from San Antonio (SAT)
Frequently Asked Questions
How long is the direct flight from Detroit to San Antonio?
A nonstop flight from Detroit (DTW) to San Antonio (SAT) takes approximately 3 hours and 21 minutes. The distance is 1,214 miles (1,954 km).
Which airlines fly nonstop from Detroit to San Antonio?
Just Delta Air Lines.
Is there a nonstop flight from Detroit to San Antonio?
Yes. 1 airline: Delta Air Lines.
How far is Detroit from San Antonio?
The flight distance from Detroit to San Antonio is 1,214 miles (1,954 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from Detroit to San Antonio?
At 3h 21m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Detroit to San Antonio?
Roughly 205 kg CO2 per passenger one-way. That's about the same as driving 1,025 km.
Is the return flight from San Antonio to Detroit also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Detroit to San Antonio?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Detroit Metropolitan Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.