Direct (nonstop) flights from San Antonio to Washington
1 airline flys nonstop from San Antonio International (SAT) to Ronald Reagan Washington National (DCA). It's 1,381 miles (2,222 km), about 3h 17m in the air. Operated by American Airlines.
American Airlines
Route data last updated: May 31, 2026
Airlines with non-stop flights
AA
American Airlines
Alternative Routes
Other ways to fly from San Antonio to Washington with one stop · direct emits 233 kg CO₂ per passenger
Looking for the return flight?
DCA → SAT: Flights from Washington to San AntonioOther direct flights from San Antonio
Direct flights from Washington (DCA)
Frequently Asked Questions
How long is the direct flight from San Antonio to Washington?
A nonstop flight from San Antonio (SAT) to Washington (DCA) takes approximately 3 hours and 17 minutes. The distance is 1,381 miles (2,222 km).
Which airlines fly nonstop from San Antonio to Washington?
Just American Airlines.
Is there a nonstop flight from San Antonio to Washington?
Yes. 1 airline: American Airlines.
How far is San Antonio from Washington?
The flight distance from San Antonio to Washington is 1,381 miles (2,222 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 Antonio to Washington?
At 3h 17m, 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 Antonio to Washington?
Roughly 233 kg CO2 per passenger one-way. That's about the same as driving 1,165 km.
Is the return flight from Washington to San Antonio 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 Antonio to Washington?
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 Antonio International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.