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210 € Cheap Flights from Washington Ronald Reagan to San Antonio International

Compare Washington Ronald Reagan to San Antonio International flight deals

Find the cheapest month or even day of the year to fly to San Antonio International

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Flight deals from Washington Ronald Reagan to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Washington Ronald Reagan Airport to San Antonio International Airport? If you want to travel next month, return fares start from 210 €. Find the lowest prices on one-way and return tickets right here.
San Antonio.210 € per passenger.Departing Wed, 9 Sep, returning Thu, 10 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 9 Sep, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Thu, 10 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 210 €, select.
San Antonio.210 € per passenger.Departing Tue, 20 Oct, returning Tue, 3 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Tue, 20 Oct, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Tue, 3 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 210 €, select.
San Antonio.210 € per passenger.Departing Mon, 31 Aug, returning Fri, 4 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 31 Aug, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Fri, 4 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 210 €, select.
San Antonio.210 € per passenger.Departing Tue, 25 Aug, returning Sat, 29 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Tue, 25 Aug, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Sat, 29 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 210 €, select.
San Antonio.210 € per passenger.Departing Wed, 14 Oct, returning Sun, 18 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 14 Oct, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Sun, 18 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 210 €, select.
San Antonio.231 € per passenger.Departing Thu, 5 Nov, returning Sun, 8 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Thu, 5 Nov, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Sun, 8 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 231 €, select.
San Antonio.253 € per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with United.Outbound indirect flight with United, departs from Washington Ronald Reagan on Thu, 26 Nov, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Thu, 3 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 253 €, select.
San Antonio.253 € per passenger.Departing Wed, 2 Dec, returning Wed, 9 Dec.Return flight with United.Outbound indirect flight with United, departs from Washington Ronald Reagan on Wed, 2 Dec, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Wed, 9 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 253 €, select.
San Antonio.275 € per passenger.Departing Thu, 14 Jan, returning Sun, 17 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Thu, 14 Jan, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Sun, 17 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 275 €, select.
San Antonio.287 € per passenger.Departing Tue, 1 Jun, returning Tue, 8 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 1 Jun, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Tue, 8 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 287 €, select.
San Antonio.287 € per passenger.Departing Fri, 11 Dec, returning Sun, 17 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Fri, 11 Dec, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Sun, 17 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 287 €, select.
San Antonio.297 € per passenger.Departing Tue, 25 May, returning Tue, 1 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 25 May, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Tue, 1 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 297 €, select.
San Antonio.297 € per passenger.Departing Wed, 29 Jul, returning Fri, 31 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 29 Jul, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Fri, 31 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 297 €, select.
San Antonio.298 € per passenger.Departing Wed, 29 Jul, returning Sat, 1 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 29 Jul, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Sat, 1 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 298 €, select.
San Antonio.298 € per passenger.Departing Fri, 5 Mar, returning Sun, 7 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Fri, 5 Mar, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Sun, 7 Mar, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 298 €, select.

Find the cheapest month to fly from Washington Ronald Reagan to San Antonio International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Ronald Reagan to San Antonio International flights are currently cheapest in August.
Jul
from 297 €
Aug
from 210 €
Sep
from 210 €
Oct
from 210 €
Nov
from 231 €
Dec
from 253 €
Jan
from 275 €
Feb
Find prices
Mar
from 298 €
Apr
Find prices
May
Find prices
Jun
from 287 €

Direct flights from Washington Ronald Reagan to San Antonio International

Washington Ronald Reagan to San Antonio International: Alternative routes

Compare routes from Washington Ronald Reagan to San Antonio below. You may find an airport to fly into that's cheaper, faster, or easier than San Antonio International.

San Antonio International

13km from central San Antonio
ClosestCheapest
from 210 €
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Washington D.C. to San Antonio: Flight information

The things to know before you go.
Cheapest flight found210 €
Cheapest month to flyAugust
Average flight time3 hrs, 51 mins
Most popular airlineAmerican Airlines
Average flights per week9

Finding cheap flights from Washington Ronald Reagan to San Antonio International: Frequently asked questions

The best price we found for a return flight from Washington Ronald Reagan to San Antonio International is 210 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 51 minutes is the average flight time from Washington Ronald Reagan to San Antonio International.
American Airlines flies direct from Washington Ronald Reagan to San Antonio International.
As of July 2026, there are 9 flights per week flying from Washington Ronald Reagan to San Antonio International.
The cheapest month to fly from Washington Ronald Reagan to San Antonio International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Ronald Reagan Airport to San Antonio International Airport on Tuesday, 25 August 2026.
Yes – the average flight time is 3 hours and 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Antonio International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Antonio is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Frontier Airlines offers the cheapest flight tickets to San Antonio International.

Flying from Washington Ronald Reagan Airport (DCA) to San Antonio International Airport (SAT): what you need to know

  • The average time for a direct flight from Washington Ronald Reagan Airport to San Antonio International Airport is 3 hours 45 minutes.

  • The timezone in San Antonio is UTC-6, which is one hour behind Washington DC.

  • Each week, there are seven Washington Ronald Reagan Airport to San Antonio International Airport flights. To be on board as soon as possible, select the 19:45 American Airlines flight. If you'd rather make the most of your time before flying, the last departure is at 19:49 with American Airlines.

  • Give yourself enough time to catch your DCA to SAT flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues during popular months like August. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

  • Getting to San Antonio (and then seeing more of the United States!) is easy with American Airlines. This popular airline offers direct flights from Washington Ronald Reagan Airport to San Antonio International Airport.

  • Most travellers choose to fly with American Airlines on this route.

  • The most punctual carrier that operates DCA to SAT flights is American Airlines. Its services land as planned 78.33% of the time.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Washington Ronald Reagan Airport to San Antonio International Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to explore the city of your choice. Stopovers between DCA and SAT include:

    • Atlanta Hartsfield-Jackson Airport

    • Charlotte Douglas Airport

    • Nashville Airport

Handy information about Washington Ronald Reagan Airport (DCA)

  • DCA is located at 1 Aviation Circle.

  • When it comes to the on-time performance of Washington Ronald Reagan Airport, data shows 71% of flights complete their journey on time.

  • Washington Ronald Reagan Airport is about 6 kilometres from central Washington DC. If you're driving, ride-sharing or catching a taxi from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • Catching public transport? You can expect a journey time of around 25 minutes.

  • Catching an early flight from Washington Ronald Reagan Airport to San Antonio International Airport? Avoid the stress of rushing to the airport (and catch some extra z's) by picking one of these stays near DCA:

Arriving at San Antonio International Airport (SAT)

When to fly to San Antonio International Airport (SAT)

  • It's time to work out your trip dates for your flight from Washington Ronald Reagan Airport to San Antonio International Airport. July is the busiest month to visit San Antonio. If you prefer a more laid-back vibe, go in March.

  • Book your flight from Washington Ronald Reagan Airport to San Antonio International Airport for August if you'd like to go to San Antonio during its warmest month. Expect temperatures of between 24ºC (75ºF) and 40ºC (104ºF).

  • January has average temperatures of between 4ºC (39ºF) and 20ºC (68ºF). Look for cheap tickets from DCA to SAT around that time if you'd rather travel in cooler conditions.

Explore more of the United States

  • San Antonio has plenty going for it, but there are so many other corners of the United States you'll want to see. About 306 kilometres east of San Antonio, a trip to Houston will keep your itinerary packed. Start with leading sights like The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.

  • Dallas is another favourite destination in the United States and is around 402 kilometres north-east of San Antonio. No journey is complete without seeing Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

Plan the rest of your trip from Washington D.C. to San Antonio

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.