
$111 Cheap Flights from San Antonio (SAT) to Washington (DCA)
Popular airlines from San Antonio International Airport (SAT) to Ronald Reagan Washington National Airport (DCA)
Cheap Flights from San Antonio to Washington (SAT-DCA)
Prices were available within the past 7 days and start at $111 for one-way flights and $220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Alternative airports near Washington
Prices were available within the past 7 days. Prices and availability are subject to change.
Frequently asked questions
Travel information
Origin airport | San Antonio Intl. |
|---|---|
Destination airport | Ronald Reagan Washington National |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United |
Roundtrip price | $220 |
Distance | 1378 mi |
Average flight time | 5 hours 33 mins |
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San Antonio to Washington Flights
The cheapest times to fly from San Antonio to Washington
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Washington are during the month of June. You can find some of the cheapest flights from San Antonio to Washington with Expedia's search tool and vast selection of airlines.
The best time to book a flight from San Antonio to Washington
Sunday is one of the best days to book for cheap flights from San Antonio to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.