S$338 Cheap Flights from Washington to San Antonio

View S$338 flight on Sat, 18 Jul, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to San Antonio International Airport (SAT)

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Cheap Flights from Washington to San Antonio (DCA-SAT)

Prices were available within the past 7 days and start at S$338 for one-way flights and S$494 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$494 Return, found 1 day ago
S$494
Return
found 1 day ago
Select Delta flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$494 found 1 day ago
Delta
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$562 Return, found 1 day ago
S$562
Return
found 1 day ago
Select Delta flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$562 found 1 day ago
Delta
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$564 Return, found 1 day ago
S$564
Return
found 1 day ago
Select Delta flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$564 found 1 day ago
American Airlines
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$571 Return, found 1 day ago
S$571
Return
found 1 day ago
Select American Airlines flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$571 found 1 day ago
American Airlines
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$584 Return, found 1 day ago
S$584
Return
found 1 day ago
Select American Airlines flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$584 found 1 day ago
United
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$596 Return, found 1 day ago
S$596
Return
found 1 day ago
Select United flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$596 found 1 day ago
Delta
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$633 Return, found 1 day ago
S$633
Return
found 1 day ago
Select Delta flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$633 found 1 day ago
American Airlines
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$651 Return, found 1 day ago
S$651
Return
found 1 day ago
Select American Airlines flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$651 found 1 day ago
United
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$654 Return, found 1 day ago
S$654
Return
found 1 day ago
Select United flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$654 found 1 day ago
American Airlines
Sun, 18 Jan - Sun, 25 Jan
DCA
Washington
SAT
San Antonio
S$664 Return, found 1 day ago
S$664
Return
found 1 day ago
Select American Airlines flight, departing Sun, 18 Jan from Washington to San Antonio, returning Sun, 25 Jan, priced at S$664 found 1 day ago

Find the cheapest month to fly from Washington (DCA) to San Antonio (SAT)

February is typically the cheapest month to fly

From S$181 - S$608 per traveller.

Frequently asked questions

How much is a flight from National Airport to SAT?
If you're travelling from DCA to SAT, round-trip journeys start from S$494. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from National Airport to San Antonio Airport?
Most flights can be cancelled online, but whether you are charged a fee varies between airlines. If you do have to cancel your trip, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from National Airport to San Antonio Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DCA to SAT flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ronald Reagan Washington National Airport (DCA) to San Antonio Airport?
It's around 2,200 kilometres from Ronald Reagan Washington National Airport (DCA) to SAT, so expect to be up in the air for a while. Keep yourself occupied by packing things like playing cards (if you're travelling with friends) or a good old-fashioned book.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to San Antonio Intl. Airport (SAT)?
You won't find any airlines flying directly between Ronald Reagan Washington National Airport (DCA) and SAT, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!
Are Ronald Reagan Washington National Airport (DCA) to SAT flight tickets cheaper when they're purchased at the last minute?
It is possible to nab a fantastic last-minute deal from DCA to San Antonio Intl. Airport (SAT), but it's also possible to miss out entirely! As many airlines publish prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can feel confident knowing you're always seeing the latest offers.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$494
Distance
2206 km
Average flight time
3 hours 55 mins

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Perfect flights from Washington to San Antonio

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Washington to San Antonio

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