How many flights from San Antonio to Washington, D.C. are non-stop?

In the trailing 90 days, approximately 16.3% of flights from San Antonio to Washington, D.C. were non-stop. For flights that included stopovers, travelers typically encountered 2 stops. This indicates that a significant portion of the available flights on this route involve at least one connection.

What's the flight time from San Antonio to Washington, D.C.?

The typical direct flight time from San Antonio to Washington, D.C. is 3 hours and 27 minutes, covering a distance of 2189 kilometers. For flights with one stop, the median duration extends to 5 hours and 48 minutes. This means that connecting flights generally add over two hours to the travel time compared to direct options.

Are non-stop flights from San Antonio to Washington, D.C. worth the extra cost?

Historically, non-stop flights from San Antonio to Washington, D.C. have typically been 7% more expensive than connecting flights. The median price for a direct flight was $398, while connecting flights had a median price of $371. Direct flights constituted 26.4% of the available options in the trailing 90 days, suggesting they are less frequent but offer a time-saving convenience.

Flights From San Antonio

To Washington, D.C.

Cheap Flights from San Antonio to Washington, D.C.

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Prices updated 1 day ago

462 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from San Antonio to Washington, D.C.

Explore current cheapest deals departing from San Antonio to Washington, D.C.

2026-10-05 – 2026-10-07
SAT - Washington, D.C.
78% AI deal score
$342
$228
Round trip
2026-10-10 – 2026-10-17
SAT - Washington, D.C.
69% AI deal score
$277
$233
Round trip
2026-10-04 – 2026-10-20
SAT - Washington, D.C.
49% AI deal score
$219
$237
Round trip
2026-10-04 – 2026-10-20
SAT - Washington, D.C.
65% AI deal score
$241
$237
Round trip
2026-10-04 – 2026-10-06
SAT - Washington, D.C.
69% AI deal score
$272
$238
Round trip
2026-10-06 – 2026-10-13
SAT - Washington, D.C.
68% AI deal score
$277
$239
Round trip
2026-10-04 – 2026-10-06
SAT - Washington, D.C.
71% AI deal score
$298
$239
Round trip
2026-10-24 – 2026-10-27
SAT - Washington, D.C.
76% AI deal score
$330
$240
Round trip
2026-10-21 – 2026-10-30
SAT - Washington, D.C.
74% AI deal score
$303
$243
Round trip
2026-10-16 – 2026-10-17
SAT - Washington, D.C.
76% AI deal score
$335
$243
Round trip

San Antonio to Washington, D.C.: Overview

Insights for flights from San Antonio to Washington, D.C.

For travelers looking for cheap flights from San Antonio to Washington, D.C., the data indicates that December is typically the cheapest month to fly, with a median fare of $234. Other cost-effective options include March, where the median fare is $267, and January, with a median fare of $284. Planning your trip around these months can lead to more favorable prices.

Fares for this route typically range from $347–$720, with a median of $440. Right now, current fares are above the typical level for this route. Only 2% of recent fares were classified as a good price, suggesting that finding a low-cost option may require some flexibility or advance planning.

When flying from San Antonio to Washington, D.C., most itineraries connect at least once, with only 16.3% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2. This means you should generally expect to have at least one stop on your journey.

A typical journey from San Antonio to Washington, D.C. takes about 3h 27m, including connections. For non-stop flights, the median duration is also 3h 27m, while connecting itineraries typically take around 6h 3m. These times reflect the overall travel duration you can expect.

The distance between San Antonio and Washington, D.C. is approximately 2219 kilometers, classifying this as a medium-haul route. This distance typically involves a flight duration that is longer than short-haul but shorter than long-haul international travel.

How much is a round trip from San Antonio to Washington, D.C.

Regular price: $284 - $439

Prices are currently below the regular range for flights from San Antonio to Washington, D.C.

The regular price range for flights from San Antonio to Washington, D.C. is typically between $284 and $439. The current lowest deal is $229 with Frontier Airlines for travel from Oct 5-Oct 7.

now $229

Low $284

High $439

The cheapest time to fly from San Antonio to Washington, D.C.

The cheapest month to fly from San Antonio to Washington is May, with a median price of $369. The most expensive month is November, with a median price of $749. Prices are generally lower from January to December.

May

Cheapest

Flights from $369

November

Most Expensive

Flights from $749

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Washington, D.C.

United Airlines

Last-minute flights going from San Antonio to Washington, D.C.

Thu, Sep 17

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$540

$421

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$540

$369

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$537

$369

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (BWI)

Frontier Airlines

$456

$410

One-way

Sat, Sep 19

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$490

$404

One-way

Sun, Sep 20

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$477

$369

One-way

Biggest price drops on these dates for flights from San Antonio to Washington, D.C.

3 nights

Dec 3 - Dec 6

$537 → $278

48%

3 nights

Dec 10 - Dec 13

$542 → $299

45%

4 nights

Sep 18 - Sep 22

$537 → $367

32%

3 nights

Sep 19 - Sep 22

$540 → $402

26%

Popular Airports to fly from San Antonio to Washington, D.C.

San Antonio - Washington, D.C. route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from San Antonio to Washington, D.C. are above the typical level.

📅 Best time to fly

Fly in December for prices below the typical level.

Historically, December offers the lowest median price at $234 for this route.

⏱️ Flight duration

Direct flights take 3h 27m.

The median flight duration for direct flights is 3 hours 27 minutes.

✈️ Airlines & availability

Connecting flights are dominant.

Connecting flights make up 83.7% of routes, with a median of 2 stopovers.

🏆 Airline highlight

United Airlines offers direct flights.

United Airlines provides direct flight options for the San Antonio to Washington, D.C. route.

🎯 Booking tip

Deals are frequent for this route.

Historically, deals for flights from San Antonio to Washington, D.C. are frequent.

San Antonio main airports to depart from

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient option for flights from San Antonio to Washington, D.C.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$269

Washington, D.C. main airports to arrive at

Ronald Reagan Washington National (DCA)

Cheapest

Choose Ronald Reagan Washington National for convenient access to Washington, D.C. from San Antonio.

📍 ~6 km from Washington, D.C. city center (reachable by car)

💸 Flights from ~$229

Airports nearby Washington, D.C. used as alternative

Philadelphia International (PHL)

Cheapest

Philadelphia International is a major international hub with extensive route networks, often resulting in lower fares.

📍 ~225 km from Washington, D.C. (reachable by car or Amtrak)

💸 Flights from ~$218

Business & First Class Flight Deals to Washington, D.C.

Discover luxury on the budget with premium cabin class on flights from San Antonio to Washington, D.C..

Elite

Best Elite deals to Washington, D.C.

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SAT

Elite

Dec 05

Washington, D.C., United States

87% AI deal score

$1,598

$859

Save $739

United Airlines

Business Class

From SAT

Elite

Dec 17

Washington, D.C., United States

87% AI deal score

$1,668

$859

Save $809

United Airlines

Business Class

From SAT

Elite

Dec 25

Washington, D.C., United States

85% AI deal score

$1,451

$849

Save $602

United Airlines

Business Class

From SAT

Elite

Dec 23

Washington, D.C., United States

85% AI deal score

$1,451

$849

Save $602

United Airlines

Business Class

From SAT

Elite

Dec 24

Washington, D.C., United States

85% AI deal score

$1,451

$849

Save $602

United Airlines

Business Class

From SAT

Elite

Dec 31

Washington, D.C., United States

85% AI deal score

$2,080

$859

Save $1,221

United Airlines

Business Class

From SAT

Elite

Oct 02

Washington, D.C., United States

83% AI deal score

$1,407

$889

Save $518

United Airlines

Business Class

From SAT

Elite

Dec 23

Washington, D.C., United States

83% AI deal score

$1,575

$970

Save $605

United Airlines

Business Class

From SAT

Elite

Oct 26

Washington, D.C., United States

81% AI deal score

$1,201

$859

Save $342

United Airlines

Business Class

From SAT

Elite

Oct 31

Washington, D.C., United States

81% AI deal score

$1,210

$859

Save $351

United Airlines

Business Class

From SAT

Elite

Nov 26

Washington, D.C., United States

81% AI deal score

$1,203

$859

Save $344

United Airlines

Business Class

From SAT

Elite

Jan 06

Washington, D.C., United States

81% AI deal score

$1,132

$863

Save $269

United Airlines

Business Class

Frequently Asked Questions About Flights to Washington, D.C.

Historically, the optimal booking window for flights from San Antonio to Washington, D.C. is typically 7-13 days before departure. Within this period, the average price observed was $405. Booking within 0-6 days of departure typically sees an average price of $436. Prices tend to be higher for bookings made further out, such as 14-27 days in advance at an average of $482, or 28-59 days out at an average of $440.

Across the trailing quarter, a good price for a flight from San Antonio to Washington, D.C. is considered to be $347 or less. The median price for this route was $440. Prices above $720 are typically in the higher range for this route. These figures are based on observations over a 90-day period.

Historically, December has been the cheapest month to fly from San Antonio to Washington, D.C., with a median price of $234. March also offered competitive prices, with a median of $267. January recorded a median price of $284, which was also the most expensive month in the trailing 270-day period. The annual median price for this route was $440.

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Flights to Washington, D.C. from other cities

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San Antonio to Washington, D.C.: Overview

Insights for flights from San Antonio to Washington, D.C.

How much is a round trip from San Antonio to Washington, D.C.

Regular price: $284 - $439

Prices are currently below the regular range for flights from San Antonio to Washington, D.C.

The regular price range for flights from San Antonio to Washington, D.C. is typically between $284 and $439. The current lowest deal is $229 with Frontier Airlines for travel from Oct 5-Oct 7.

now $229

Low $284

High $439

The cheapest time to fly from San Antonio to Washington, D.C.

May

Cheapest

Flights from $369

November

Most Expensive

Flights from $749

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Washington, D.C.

United Airlines

Last-minute flights going from San Antonio to Washington, D.C.

Thu, Sep 17

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$540

$421

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$540

$369

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$537

$369

One-way

Fri, Sep 18

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (BWI)

Frontier Airlines

$456

$410

One-way

Sat, Sep 19

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$490

$404

One-way

Sun, Sep 20

⌛ Last-Minute

SAT - Washington, D.C.

San Antonio (SAT) - Washington, D.C. (DCA)

Frontier Airlines

$477

$369

One-way

Biggest price drops on these dates for flights from San Antonio to Washington, D.C.

3 nights

Dec 3 - Dec 6

$537 → $278

48%

3 nights

Dec 10 - Dec 13

$542 → $299

45%

4 nights

Sep 18 - Sep 22

$537 → $367

32%

3 nights

Sep 19 - Sep 22

$540 → $402

26%

Popular Airports to fly from San Antonio to Washington, D.C.

San Antonio - Washington, D.C. route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from San Antonio to Washington, D.C. are above the typical level.

📅 Best time to fly

Fly in December for prices below the typical level.

Historically, December offers the lowest median price at $234 for this route.

⏱️ Flight duration

Direct flights take 3h 27m.

The median flight duration for direct flights is 3 hours 27 minutes.

✈️ Airlines & availability

Connecting flights are dominant.

Connecting flights make up 83.7% of routes, with a median of 2 stopovers.

🏆 Airline highlight

United Airlines offers direct flights.

United Airlines provides direct flight options for the San Antonio to Washington, D.C. route.

🎯 Booking tip

Deals are frequent for this route.

Historically, deals for flights from San Antonio to Washington, D.C. are frequent.

San Antonio main airports to depart from

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient option for flights from San Antonio to Washington, D.C.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$269

Washington, D.C. main airports to arrive at

Ronald Reagan Washington National (DCA)

Cheapest

Choose Ronald Reagan Washington National for convenient access to Washington, D.C. from San Antonio.

📍 ~6 km from Washington, D.C. city center (reachable by car)

💸 Flights from ~$229

Airports nearby Washington, D.C. used as alternative

Philadelphia International (PHL)

Cheapest

Philadelphia International is a major international hub with extensive route networks, often resulting in lower fares.

Washington, D.C., United States

81% AI deal score

$1,132

$863

Save $269

United Airlines

Business Class

Frequently Asked Questions About Flights to Washington, D.C.

Cheap Flights from San Antonio to Washington, D.C.

Today’s best flight deals from San Antonio to Washington, D.C.

San Antonio to Washington, D.C.: Overview

Insights for flights from San Antonio to Washington, D.C.

How much is a round trip from San Antonio to Washington, D.C.

The cheapest time to fly from San Antonio to Washington, D.C.

Direct flights from San Antonio to Washington, D.C.

Last-minute flights going from San Antonio to Washington, D.C.

Biggest price drops on these dates for flights from San Antonio to Washington, D.C.

Popular Airports to fly from San Antonio to Washington, D.C.

San Antonio - Washington, D.C. route insights

Recent fares are above the typical level.

Fly in December for prices below the typical level.

Direct flights take 3h 27m.

Connecting flights are dominant.

United Airlines offers direct flights.

Deals are frequent for this route.

San Antonio main airports to depart from

Washington, D.C. main airports to arrive at

Airports nearby Washington, D.C. used as alternative

Business & First Class Flight Deals to Washington, D.C.

Best Elite deals to Washington, D.C.

Dec 05

Dec 17

Dec 25

Dec 23

Dec 24

Dec 31

Oct 02

Dec 23

Oct 26

Oct 31

Nov 26

Jan 06

Frequently Asked Questions About Flights to Washington, D.C.

How far in advance should I book a flight from San Antonio to Washington, D.C.?

What is a good price for a flight from San Antonio to Washington, D.C.?

What's the best month to fly from San Antonio to Washington, D.C.?

How many flights from San Antonio to Washington, D.C. are non-stop?

What's the flight time from San Antonio to Washington, D.C.?

Are non-stop flights from San Antonio to Washington, D.C. worth the extra cost?

Related routes

More routes from San Antonio

Flights to Washington, D.C. from other cities

San Antonio to Washington, D.C.: Overview

Insights for flights from San Antonio to Washington, D.C.

How much is a round trip from San Antonio to Washington, D.C.

The cheapest time to fly from San Antonio to Washington, D.C.

Direct flights from San Antonio to Washington, D.C.

Last-minute flights going from San Antonio to Washington, D.C.

Biggest price drops on these dates for flights from San Antonio to Washington, D.C.

Popular Airports to fly from San Antonio to Washington, D.C.

San Antonio - Washington, D.C. route insights

Recent fares are above the typical level.

Fly in December for prices below the typical level.

Direct flights take 3h 27m.

Connecting flights are dominant.

United Airlines offers direct flights.

Deals are frequent for this route.

San Antonio main airports to depart from

Washington, D.C. main airports to arrive at

Airports nearby Washington, D.C. used as alternative

Business & First Class Flight Deals to Washington, D.C.

Best Elite deals to Washington, D.C.

Dec 05

Dec 17

Dec 25

Dec 23

Dec 24

Dec 31

Oct 02

Dec 23

Oct 26

Oct 31

Nov 26

Jan 06

Frequently Asked Questions About Flights to Washington, D.C.

How far in advance should I book a flight from San Antonio to Washington, D.C.?

What is a good price for a flight from San Antonio to Washington, D.C.?

What's the best month to fly from San Antonio to Washington, D.C.?