Cheap Flights from Washington, D.C. to San Antonio
No deal from Washington, D.C. to San Antonio has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Washington, D.C. to San Antonio, the lowest round-trip fare we recorded was $202, in August. The typical fare was $284. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $250 on Frontier and United, seen Oct 14. It is an unverified observation and may have changed.
See every deal <a href="/from/washington-dc">from Washington, D.C.</a>, <a href="/to/san-antonio">to San Antonio</a>, or the return direction <a href="/from/san-antonio/to/washington-dc">San Antonio to Washington, D.C.</a>.
Latest price we saw: Washington, D.C. to San Antonio
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Washington, D.C. (IAD) to San Antonio (SAT) | $250 | 9.2¢ | Nov 26 – Dec 4 | Frontier and United | Oct 14 | Check price |
Price history: Washington, D.C. to San Antonio
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $238 | $290 | 10 |
| Sep 2026 | $230 | $271 | 28 |
| Aug 2026 | $202 | $291 | 165 |
Frequently asked questions
How many flight deals from Washington, D.C. to San Antonio are on Sparkflights right now?
There are 0 verified deals from Washington, D.C. to San Antonio on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Washington, D.C. to San Antonio?
The lowest fare we've recorded from Washington, D.C. to San Antonio is $202, based on 203 price observations over 3 months.
How much does a flight from Washington, D.C. to San Antonio cost?
The typical round-trip fare we observed from Washington, D.C. to San Antonio is $284, against a recorded low of $202. These are observations, not quotes.
When is the cheapest month to fly Washington, D.C. to San Antonio?
August was the cheapest month we observed from Washington, D.C. to San Antonio and October the dearest, over 3 months of data.
What is the current price from Washington, D.C. to San Antonio?
The most recent fare our sweep saw from Washington, D.C. to San Antonio is $250, on Oct 14. It is an unverified observation rather than a verified deal, so check it before booking.