IAD to SAT (Washington to San Antonio) Flights

Last Minute Flights from IAD to SAT

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADSan AntonioNovember 8 to November 11$419
*Prices include taxes and fees

Cheapest IAD to SAT Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADSan AntonioJanuary 9 to January 15$147
IADSan AntonioJanuary 8 to January 12$227
IADSan AntonioDecember 13 to December 16$248
IADSan AntonioJanuary 23 to January 25$249
IADSan AntonioFebruary 19 to February 21$257
*Prices include taxes and fees
IAD to SAT Flight Details
Origin airport
Washington Dulles Intl.
Origin airport IATA code
IAD
Destination airport
San Antonio Intl.
Destination airport IATA code
SAT
Distance
1361 mi

Frequently asked questions

What airlines fly direct from IAD to SAT?
Find your seat and take advantage of the smooth journey from Washington Dulles Intl. Airport (IAD) to SAT with United Airlines (UA). Offering 60 nonstop flights each month on this route, this airline will get your escape off to a swift start.
How many flights are there from IAD to SAT?
About 49 a day. If you're in a hurry to get to San Antonio, see if you can pick up an incredible last-minute deal from Washington, DC (IAD-Washington Dulles Intl.) to San Antonio, TX (SAT-San Antonio Intl.) and then book it straight away!
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
It takes some 6 hours and 14 minutes to fly from Washington, DC (IAD-Washington Dulles Intl.) to San Antonio, TX (SAT-San Antonio Intl.). That's ample time to get stuck into your travel journal, do a little last-minute trip planning or read about the fun things you can see and do in San Antonio.
What is the flight distance from Washington, DC (IAD-Washington Dulles Intl.) to San Antonio, TX (SAT-San Antonio Intl.)?
Approximately 1,350 miles (2,200 1). If you travel regularly and have gathered lots of air miles, this medium-haul trip may be the time to cash them in for an upgrade.
How many morning flights are there from IAD to SAT?
Get ready to take to the skies aboard one of the 145 morning flights from IAD to SAT available every week.

  • If you want to jet off with United Airlines (UA), it has 54 weekly flights that take off before noon. The 6:00AM flight is the first of the day.
  • 6:00AM is the earliest time you can travel from IAD to SAT with Delta Air Lines (DL). This airline has 47 early flights a week.
  • Fly before midday with American Airlines (AA) and you'll have approximately 18 flights each week to take your pick of. 5:02AM is the first of the day from IAD to SAT.

How many afternoon flights are there from IAD to SAT?
With 199 afternoon and evening flights from IAD to SAT each week, you can forget about hauling yourself out of bed at the crack of dawn.

  • Lock in a ticket with United Airlines (UA), which has 90 flights every week that leave after noon. 12:35PM is the earliest of those departures.
  • You can also choose from the 50 afternoon and evening flights operated by Delta Air Lines (DL) each week. 12:07PM is the first scheduled departure.
  • Another favorite choice is American Airlines (AA). It operates 31 afternoon and evening flights a week from 12:00PM onward.

What is the earliest departure time out of Chantilly to San Antonio?
The earliest flight flies from IAD at 5:02AM and lands at 1:14AM at SAT. Remember to give yourself ample time in the morning to easily get to the airport.
What is the latest departure time out of Chantilly to San Antonio?
The last flight leaves the tarmac at IAD at 10:23PM and lands at SAT at 12:26PM. You'll have plenty of time to prepare for this flight.
What is the average price from Chantilly to San Antonio?
Round-trip tickets from IAD to SAT start from around $147. Amazing fares don't last forever, so have your credit card ready when you find the perfect price. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Washington to San Antonio Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Washington to San Antonio to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from IAD to SAT, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Washington to San Antonio, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.