Direct (nonstop) flights from San Francisco to San Antonio
1 airline flys nonstop from San Francisco International (SFO) to San Antonio International (SAT). It's 1,483 miles (2,386 km), about 3h 46m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from San Francisco to San Antonio with one stop · direct emits 251 kg CO₂ per passenger
Looking for the return flight?
SAT → SFO: Flights from San Antonio to San FranciscoOther direct flights from San Francisco
Direct flights from San Antonio (SAT)
Frequently Asked Questions
How long is the direct flight from San Francisco to San Antonio?
A nonstop flight from San Francisco (SFO) to San Antonio (SAT) takes approximately 3 hours and 46 minutes. The distance is 1,483 miles (2,386 km).
Which airlines fly nonstop from San Francisco to San Antonio?
Just United Airlines.
Is there a nonstop flight from San Francisco to San Antonio?
Yes. 1 airline: United Airlines.
How far is San Francisco from San Antonio?
The flight distance from San Francisco to San Antonio is 1,483 miles (2,386 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 San Francisco to San Antonio?
At 3h 46m, 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 San Francisco to San Antonio?
Roughly 251 kg CO2 per passenger one-way. That's about the same as driving 1,255 km.
Is the return flight from San Antonio to San Francisco 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 San Francisco 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 San Francisco International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.