Cheap flights from San Antonio to Washington, D.C. from £122

Cheap flights from San Antonio to Washington, D.C. from £122

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore flight deals to Washington, D.C.

1 stop
Wed, Apr 29
San Antonio SATWashington, D.C. IAD
£122
Search
1 stop
Wed, Apr 29
San Antonio SATWashington, D.C. IAD
£122
Search
1 stop
Tue, Apr 28
San Antonio SATWashington, D.C. IAD
£122
Search
1 stop
Wed, Apr 29
San Antonio SATWashington, D.C. IAD
£122
Search
1 stop
Tue, Apr 28
San Antonio SATWashington, D.C. IAD
£122
Search
1 stop
Tue, Apr 28
San Antonio SATWashington, D.C. IAD
£122
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

Direct
Thu, Apr 30 – Sat, May 2
San Antonio SATWashington, D.C. IAD
£338
Search
Direct
Thu, Apr 30 – Sat, May 2
San Antonio SATWashington, D.C. IAD
£338
Search
Direct
Sat, May 2 – Wed, May 6
San Antonio SATWashington, D.C. IAD
£338
Search
Direct
Fri, May 1 – Mon, May 4
San Antonio SATWashington, D.C. IAD
£338
Search
Direct
Fri, May 1 – Mon, May 4
San Antonio SATWashington, D.C. IAD
£338
Search
Direct
Sat, May 2 – Mon, May 4
San Antonio SATWashington, D.C. IAD
£338
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

How much do flights to Washington, D.C. cost?

Cheapest one-way trip

£122

Cheapest nonstop round-trip

£318

Cheapest round-trip

£338

Nonstop flights in April

£297 – £298

Most popular airline

Frontier Airlines

Getting from Washington, D.C. airports to the city center

Fastest options: Metro from DCA. Best value: Metro and bus services from all airports.

Washington, D.C. is served by three major airports, each offering various airport transfers to city center destinations. Ronald Reagan Washington National Airport (DCA) is the closest, located just 6 km south of downtown across the Potomac River. Washington Dulles International Airport (IAD) lies 42 km west of the city center in Virginia. Baltimore/Washington International Thurgood Marshall Airport (BWI) is 50 km northeast in Maryland. Transport options include Metro rail, commuter trains, express buses, taxis, ride-hailing services, and private transfers. Journey times and costs vary depending on the airport, time of day, and traffic conditions.

From Ronald Reagan Washington National Airport (DCA)

Transport Option

Typical Time

Typical Cost

Frequency

Best For

15-20 min

$2-$6 (varies by destination and time of day)

every 8–12 min (traffic dependent)

fastest and most affordable

15-30 min

$15-$25 (metered; varies by traffic)

on-demand 24/7 (traffic dependent)

door-to-door convenience

From Washington Dulles International Airport (IAD)

Transport Option

Typical Time

Typical Cost

Frequency

Best For

45-60 min

$6 (flat fare to downtown)

every 8–15 min (traffic dependent)

budget travelers

20-30 min

$5 (to Wiehle-Reston East Metro)

every 20 min (traffic dependent)

connecting to Metro

45-75 min

$65-$85 (metered; varies by traffic)

on-demand 24/7 (traffic dependent)

groups with luggage

From Baltimore/Washington International Thurgood Marshall Airport (BWI)

Transport Option

Typical Time

Typical Cost

Frequency

Best For

35-45 min

$8 (one-way fare)

hourly weekdays (traffic dependent)

commuters to Union Station

30-40 min

$15-$50 (varies by train type and booking time)

multiple daily (traffic dependent)

comfort and speed

50-90 min

$90-$110 (metered; varies by traffic)

on-demand 24/7 (traffic dependent)

late night arrivals

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Metro fares vary by distance and time of day; use SmarTrip card for best rates.
  • MARC trains operate primarily on weekdays with limited weekend service.
  • Taxi and ride-hailing prices vary with demand and traffic conditions.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Washington, D.C.

Depart from
San Antonio International
Arrive to
Washington Dulles International
Average flights per week
400
Flight distance
2191 km
Worth visiting
Lincoln Memorial - National Mall

Weekly direct flights

Discover the top airlines offering direct flights from San Antonio to Washington, D.C. in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineMon 06.04Tue 07.04Wed 08.04Thu 09.04Fri 10.04Sat 11.04Sun 12.04
United Airlines
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 13.04Tue 14.04Wed 15.04Thu 16.04Fri 17.04Sat 18.04Sun 19.04
United Airlines
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 20.04Tue 21.04Wed 22.04Thu 23.04Fri 24.04Sat 25.04Sun 26.04
United Airlines
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 27.04Tue 28.04Wed 29.04Thu 30.04Fri 01.05Sat 02.05Sun 03.05
United Airlines
2223333
Weekly flights: 18 totalDaily flights: 2.57 averageMost flights: Thursday 3 flights

Check-in for a flight from San Antonio to Washington, D.C.

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
Spirit AirlinesNKSNKNo
JetBlue AirwaysJBUB6No
VolarisVOIY4No

Online check-in is not available for these airlines.

Weather in Washington, D.C.

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January5°C-2°C
February7°C0°C
March13°C3°C
April19°C8°C
May23°C13°C
June29°C18°C
July32°C21°C
August30°C20°C
September26°C17°C
October20°C11°C
November13°C5°C
December8°C1°C
Hottest Month
32°C
July
Coldest month
-2°C
January
Sunny days
266
days per year
Snow days
8
days per year

14 day forecast

Sunday
12 Apr
19°C8°C
19 Apr
62%
32°C14°C
Monday
13 Apr
28°C13°C
20 Apr
18°C10°C
Tuesday
14 Apr
30°C19°C
21 Apr
14°C5°C
Wednesday
15 Apr
32°C18°C
22 Apr
20°C5°C
Thursday
16 Apr
31°C19°C
23 Apr
25°C8°C
Friday
17 Apr
30°C20°C
24 Apr
29°C13°C
Saturday
18 Apr
32°C18°C
25 Apr
83%
24°C11°C

Washington, D.C. travel tips

Visit the memorial to Martin Luther King – fighter for the rights of the black

The memorial is completely devoid of pathos and nevertheless impressive. The figure of King seems to emerge from the rock, emphasizing his determination and confidence. The memorial includes a statue of King by sculptor Lei Yixin and one and a half hectares of grounds. Information panels with quotes of this preacher are located next to the monument.

If you want to save money, rent accommodation in cities nearby, not in Washington DC

If you are travelling to Washington, one of the budget accommodation options is to live in the nearby town of Arlington and get to downtown Washington in 15-20 minutes by metro. Housing prices there are almost twice as low as in Washington.

It is customary in Washington to drink iced black tea without sugar

There are not many good coffee shops in Washington DC because the locals prefer tea as a tribute to the English past. However, tea is often drunk here cold, with ice, lemon, or milk, and without sugar.

Book your trip to arrive at Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National. The distance between San Antonio and Washington, D.C. is 2191 km. The most popular airlines for this route are Frontier Airlines, United Airlines, Spirit Airlines, JetBlue Airways, and Volaris. San Antonio and Washington, D.C. have 400 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, and National Mall.

Frequently asked questions

How long does it take to travel from San Antonio to Washington, D.C.?
A one-way nonstop (direct) flight between San Antonio and Washington, D.C. takes around 3.4 hours.
What is the flight distance between San Antonio and Washington, D.C.?
The flight distance between San Antonio and Washington, D.C. is 2191 km.
What airlines offer nonstop (direct) flights between San Antonio and Washington, D.C.?
Several carriers operate flights between San Antonio and Washington, D.C.. Airlines offering nonstop (direct) flights include United Airlines.
What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and Mexico City, London, Guadalajara, Las Vegas, Los Angeles, Orlando, Liverpool, Cancún, Monterrey, Puerto Vallarta, Puerto Escondido, Oaxaca, New York, Santiago de Querétaro, Oaxaca, Denver, Edmonton, San José del Cabo, Dallas, Ixtapa, La Paz.
What are the most popular routes to and from Washington, D.C.?
Travelers frequently search for route combinations, such as Washington, D.C. and London, Manchester, Atlanta, Los Angeles, Orlando, Edinburgh, Glasgow, Mexico City, Dallas, Aberdeen, Tampa, Toronto, San Francisco, Denver, Boston, Houston, San Salvador, Lima, Miami, Las Vegas.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Laredo International, Nuevo Laredo International, Corpus Christi International, Piedras Negras International, Victoria Regional, Killeen–Fort Hood Regional, Easterwood.
What airports are near Washington, D.C.?
The main airport in Washington, D.C. is Washington Dulles International. It is also served by Philadelphia International, Norfolk International, Atlantic City International, Richmond International, Lehigh Valley International, Harrisburg International, Trenton–Mercer, Salisbury–Ocean City–Wicomico Regional, Lancaster, Hagerstown Regional.
Which airlines fly between San Antonio and Washington, D.C.?
Currently, you can fly between San Antonio and Washington, D.C. with Frontier Airlines, United Airlines, Spirit Airlines, JetBlue Airways, Volaris.
When’s the best time to travel between San Antonio and Washington, D.C.?
If you don’t have specific dates for your trip between San Antonio and Washington, D.C., you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between San Antonio and Washington, D.C.?
How many airports are there near San Antonio?
How many airports are there near Washington, D.C.?
What time do nonstop (direct) flights between San Antonio and Washington, D.C. depart?
What time do nonstop (direct) flights between San Antonio and Washington, D.C. arrive?
What time do flights between San Antonio and Washington, D.C. depart?
What time do flights between San Antonio and Washington, D.C. arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

Search flightsSearch direct flights

Explore alternative trips

Flights from San Antonio

Flights to Washington, D.C.

Popular routes

The nearest countries with flights to Washington, D.C.

Here is a list of countries people are flying from

Other destination countries from San Antonio

Here is a list of countries people are flying to

Airports near San Antonio

Airports near Washington, D.C.

Download our app

Start your next adventure now. Download our app and explore cheap flights effortlessly!

Search flights
Find the best connection from San Antonio to Washington, D.C.

Search, compare, and book flights to get there.

Search flights