Cheap flights from Washington, D.C., United States
to San Antonio, United States
Flights starting at $50. Choose between United Airlines, American Airlines, or Delta Air Lines to find the best price.

One search, all the flights
Kiwi-Code finds cheap flights other sites can’t see.

Safe and effortless booking
We accept most payment methods and guarantee the highest level of security.

Trusted by millions
Join over 10 million yearly travellers booking with ease.
Tips to know when travelling to San Antonio
Search by stops
Search by carrier
Search by price
Search by departure date
Round trips
Updated:
One-way trips
Updated:

By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Weekly direct flights
Discover the top airlines offering direct flights from Washington, D.C. to San Antonio in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 21.05 - Sat 27.05
Airline | Sun 21.05 | Mon 22.05 | Tue 23.05 | Wed 24.05 | Thu 25.05 | Fri 26.05 | Sat 27.05 |
---|---|---|---|---|---|---|---|
2 | 2 | 2 | 2 | 2 | 2 | 2 | |
1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Sun 28.05 - Sat 03.06
Airline | Sun 28.05 | Mon 29.05 | Tue 30.05 | Wed 31.05 | Thu 01.06 | Fri 02.06 | Sat 03.06 |
---|---|---|---|---|---|---|---|
2 | 2 | 2 | 2 | 2 | 2 | 2 | |
1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Sun 04.06 - Sat 10.06
Airline | Sun 04.06 | Mon 05.06 | Tue 06.06 | Wed 07.06 | Thu 08.06 | Fri 09.06 | Sat 10.06 |
---|---|---|---|---|---|---|---|
3 | 2 | 2 | 2 | 2 | 2 | 3 | |
1 | 1 | 1 | --- | 1 | 1 | 1 |
Weekly direct flights for Sun 11.06 - Sat 17.06
Airline | Sun 11.06 | Mon 12.06 | Tue 13.06 | Wed 14.06 | Thu 15.06 | Fri 16.06 | Sat 17.06 |
---|---|---|---|---|---|---|---|
3 | 3 | 3 | 3 | 3 | 3 | 3 | |
1 | 1 | --- | --- | 1 | 1 | 1 |
Check-in for a flight from Washington, D.C. to San Antonio
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
American Airlines | AAL | AA | Yes | No |
Delta Air Lines | DAL | DL | Yes | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
United States COVID-19 travel restrictions

Most travelers from Washington, IAD can enter San Antonio, SAT.
Departure
Travel restrictions |
|
---|---|
Additional information |
|
Return
Travel restrictions |
|
---|
Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Washington, D.C.
- Flights from Washington, D.C. to Denver
- Flights from Washington, D.C. to Las Vegas
- Flights from Washington, D.C. to Orlando
- Flights from Washington, D.C. to San Francisco
- Flights from Washington, D.C. to Los Angeles
- Flights from Washington, D.C. to Austin
- Flights from Washington, D.C. to Phoenix
- Flights from Washington, D.C. to Atlanta
- Flights from Washington, D.C. to Fort Lauderdale
- Flights from Washington, D.C. to London
- Flights from Washington, D.C. to Salt Lake City
- Flights from Washington, D.C. to Chicago
- Flights from Washington, D.C. to San Diego
- Flights from Washington, D.C. to New Orleans
- Flights from Washington, D.C. to Houston
- Flights from Washington, D.C. to San Salvador
- Flights from Washington, D.C. to Paris
- Flights from Washington, D.C. to Dallas
- Flights from Washington, D.C. to Barcelona
- Flights from Washington, D.C. to Tampa
Flights to San Antonio
- Flights from Las Vegas to San Antonio
- Flights from Denver to San Antonio
- Flights from Orlando to San Antonio
- Flights from San Diego to San Antonio
- Flights from Atlanta to San Antonio
- Flights from Los Angeles to San Antonio
- Flights from Phoenix to San Antonio
- Flights from Chicago to San Antonio
- Flights from Mexico City to San Antonio
- Flights from Salt Lake City to San Antonio
- Flights from Minneapolis to San Antonio
- Flights from San Juan to San Antonio
- Flights from Charlotte to San Antonio
- Flights from San Francisco to San Antonio
- Flights from Philadelphia to San Antonio
- Flights from Colorado Springs to San Antonio
- Flights from Fort Lauderdale to San Antonio
- Flights from New York to San Antonio
- Flights from Santa Ana to San Antonio
- Flights from Raleigh to San Antonio
Popular routes
- Flights from Rome to Tel Aviv
- Flights from Miami to Venice
- Flights from Santiago de Chile to São Paulo
- Flights from Dallas to Cancún
- Flights from Paris to Houston
- Flights from Zanzibar to Dar es Salaam
- Flights from Chiang Rai Province to Bangkok
- Flights from New York to Orlando
- Flights from Louisville to Fort Lauderdale
- Flights from Philadelphia to Key West
- Flights from Seattle to Philadelphia
Airports near Washington, D.C.
- Philadelphia International
- Baltimore–Washington International
- Washington Dulles International
- Norfolk International
- Richmond International
- Ronald Reagan Washington National
- Harrisburg International
- Trenton–Mercer
- Lehigh Valley International
- Atlantic City International