Cheap Flight Deals From Washington (WAS) to San Antonio (SAT) Starting at $44

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This Weekend's Flight Deals from Washington to San Antonio

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $44 One Way, $88 Round Trip from Washington to San Antonio

Prices starting at $88 for return flights and $44 for one-way flights to San Antonio were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

San Antonio economy flight packages

Club Wyndham La Cascada
Club Wyndham Riverside Suites
Hilton Palacio Del Rio
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More About Flying To San Antonio from Washington

Route Information for Flights from Washington to San Antonio

Origin Airport IATA Code
Destination Airport IATA Code
1378 mi
Direct Flight Airlines
Southwest Airlines
Earliest Flight Arrival
8:35PM UTC
Latest Flight Arrival
4:00AM UTC

From Washington, D.C., to San Antonio

People traveling from Washington, D.C., to San Antonio will find a city filled with history, culture and a little romance. From the River Walk to the Alamo, there's something for everyone in San Antonio. Visit to find sales on airline tickets, hotel accommodations and more.

Flying Out of Washington, D.C.

Dulles International Airport, Reagan National Airport and Baltimore/Washington Thurgood Marshall International Airport (BWI) all offer flights from Washington, D.C., to San Antonio. The cheapest long-term parking option at Dulles is the economy parking lot, which costs $10 per day. You can use the economy parking lot at Reagan National Airport for $12 per day, and the long-term parking lot at BWI for $8 per day. You can take a cab to all three airports. Passengers whose flights depart from Reagan National Airport can take the Metrorail to the airport. Tickets cost between $1.70 and $5.75, depending on where you board the train.

Exploring San Antonio

Located in southcentral Texas, San Antonio is a city where you'll find the true meaning of "Tex-Mex." The area is heavily influenced by the combination of Texas rancher and Mexican culture. If you enjoy shopping, eating and museums, you'll find everything you're looking for at the Riverwalk-you can even take a guided boat tour down the river. You also won't want to miss seeing the Alamo, Fort Sam Houston and the Marion Koogler McNay Art Museum. The San Antonio International Airport is located at 9800 Airport Road. Cab fare to the downtown area costs between $25 and $29. Alternatively, you can take the Go Airport Shuttle for $18 or the public bus for $1.10. San Antonio has hot summers and mild winters. Average high temperatures range from the low 60s to the mid-90s throughout the year. If you want to avoid the excessive heat, travel to San Antonio in the spring or fall. The weather is warm but not so hot you want to stay indoors.

Plan a Trip to San Antonio

With year-round warm weather and numerous places to explore, it's easy to see why people travel from Washington, D.C., to San Antonio. When you make your travel arrangements with, it's easy to find low-cost flights, hotel rooms and vacation packages.

Frequently asked questions

Am I able to catch a flight from Washington to San Antonio now?
If you’re agonizing over quarantine and travel restrictions when flying from Washington to San Antonio, go right to our Covid-19 Travel Advisor.
Are there non-stop flights from Washington to San Antonio?
Yes, you can fly from BWI Airport to San Antonio Airport with Southwest Airlines, the only carrier that offers nonstop services on this route.
What is the shortest flight from Washington to San Antonio?
The quickest flight from National Airport to San Antonio Intl. Airport (SAT) is 4 hours and 2 minutes. Pack a few things in your carry-on to help pass the time, like a gripping book or a crossword puzzle.
What airlines fly from Washington to San Antonio most frequently?
Southwest Airlines offers the most services from Washington to San Antonio, with 52 flights every month.
If I am not able to travel due to COVID-19, can I cancel my flight to San Antonio?
We get that traveling right now has its challenges, so it’s good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to San Antonio have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you’ll quickly see what options are available. Our Customer Service Portal is the place to go for more information.
Are there flights to San Antonio with flexible change policies?
In most cases you’ll have the option to reschedule your flight to San Antonio without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the “no change fees” filter and book with confidence.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.