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Cheap Flights from San Antonio to Washington D.C. starting at S$ 90

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from San Antonio to Washington D.C.

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from San Antonio to Washington D.C.

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From S$ 90
American Airlines
From S$ 144
Delta Air Lines
From S$ 175
United Airlines
From S$ 205
Sun Country Airlines
From S$ 211
Spirit Airlines
From S$ 212
Southwest Airlines
From S$ 223
Jetblue Airways
From S$ 322
Alaska Airlines
From S$ 386
ANA airlines

Find more flights and airlines

Alternative Routes from San Antonio to Washington D.C.

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Antonio to Washington D.C..

  • Cheapest
    Frontier Airlines
    SAT
    09:20
    11h 39m
    1 transfer
    DCA
    21:59
    San Antonio International Airport - Ronald Reagan Washington National Airport
    Sat, Apr 27Frontier Airlines
    S$ 90
  • American Airlines
    SAT
    16:34
    5h 49m
    1 transfer
    IAD
    23:23
    San Antonio International Airport - Dulles International Airport
    Sat, May 4American Airlines
    S$ 147
  • American Airlines
    SAT
    16:34
    5h 49m
    1 transfer
    IAD
    23:23
    San Antonio International Airport - Dulles International Airport
    Sat, May 4American Airlines
    S$ 147
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from San Antonio (SAT) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from San Antonio to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from San Antonio (SAT) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around S$ 564.
  • How long is a flight from San Antonio (SAT) to Washington D.C. (WAS)?

    It takes about 3 hours 52 minutes to fly from San Antonio (SAT) to Washington D.C. (WAS).
  • What are the most popular airlines that fly from San Antonio (SAT) to Washington D.C. (WAS)?

    Airlines with flights from San Antonio (SAT) to Washington D.C. (WAS): United Airlines, Southwest Airlines, Air Canada, Lufthansa and Brussels Airlines.
  • What's the most popular airline for direct flights from San Antonio (SAT) to Washington D.C. (WAS)?

    United Airlines operates 1 direct flights from San Antonio (SAT) to Washington D.C. (WAS).
  • How many airports in Washington D.C.?

    There are 2 airports near Washington D.C.: Ronald Reagan Washington National Airport and Dulles International Airport.

Find cheapest flight ticket from San Antonio to Washington D.C.

Cheapest direct flight price

S$ 90

Cheapest return ticket price

S$ 354

Cheapest month

January

Peak season for travel

September