Direct flights from Dulles to San Antonio
All flights from IAD to SAT non-stop. There are direct flights from Washington Dulles International (IAD), Virginia, USA to San Antonio International (SAT), Texas, USA with United Airlines. 14 weekly departures are currently scheduled on this route. Departure times range from 08:15 to 18:00 depending on the schedule period. The flight distance is 1368 miles (2201 km). Flight time ranges from 3 hours and 34 minutes to 4 hours and 4 minutes.
Dulles
, USA
Flight schedule from Dulles to San Antonio with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-07-27
Dulles to San Antonio scheduled departures
Select a date to see every published non-stop departure between IAD and SAT.
IAD - SAT route facts
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Distance1368 miles (2201 km)
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Flight time3 hours and 34 minutes to 4 hours and 4 minutes
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Airline United
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Airline alliancesStar Alliance
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CabinsEconomy Business First
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Hub airportsIAD (Secondary hub.)
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Arrival terminalsTerminal B
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AircraftBoeing 737MAX 9 Passenger, Boeing 737MAX 8 Passenger, Boeing 737-900 Passenger, Boeing 737-800 Passenger, Airbus A319, Boeing 737-700 Passenger and Embraer 175 (Enhanced Winglets)
Route FAQ
Nearby airports that offer flights to San Antonio (SAT)
From Reagan National (DCA)
7 flights per week
Direct flights from Dulles to TX, USA
From Dulles to Austin
AUS Austin-Bergstrom International Airport
From Dulles to Dallas
DFW Dallas Fort Worth International
From Dulles to Houston
IAH George Bush Intcntl Houston
