Unable to find information about the schedule of direct flights from
Compare airlines, prices, and flight durations for your trip
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Washington to San Antonio. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Washington to San Antonio, despite the fact that sometimes flights with transfers can cost significantly less.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Washington to San Antonio:
•
•
•
•
•
•
Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Unable to find information about the schedule of direct flights from
Baltimore — San Antonio
02/02/2026
Departure
Direct flight
WN3015
starting at $553
Baltimore — San Antonio
07/14/2026
Departure
Direct flight
WN4565
starting at $253
The Washington — San Antonio route is served by multiple airlines, including Southwest Airlines, Frontier Airlines, and Spirit Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $127, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.
The cheapest one-way flight from Washington to San Antonio departs on 02/02/2026, is operated by Frontier Airlines and costs $127
The cheapest roundtrip flight from Washington to San Antonio departs on 02/12/2026, is operated by United Airlines and costs $166
Fastest flight from Washington to San Antonio takes 12h 2m
There are direct flights on this route 2 days a week: Mo and Tu
The distance between Washington and San Antonio is 2229km (1382 miles). The time difference between Washington and San Antonio is 1h
We couldn't find any special offers for flights from Washington to San Antonio
The cheapest flight ticket from Washington to San Antonio according to data for the last 48 hours costs $127
Often the best time to buy tickets from Washington to San Antonio is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Washington to San Antonio can be found flying in these months: February, July.
The fastest flights from Washington to San Antonio start from 12 hours 2 minutes in the air.
The following airlines operate direct flights on the route Washington — San Antonio: Southwest Airlines
In different months, ticket prices from Washington to San Antonio vary: minimum — $127 (February 2026), maximum — $173 (July 2026). Typically, the flight costs $150–$173.
