$98 Cheap flights from Washington Dulles Intl. to San Antonio Intl. (IAD to SAT)

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Find The Best Dates To Fly from Washington Dulles Intl. to San Antonio Intl.

Amazing IAD to SAT Flight Deals

The cheapest flights to San Antonio Intl. found within the past 7 days were $195 round trip and $98 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$195 Roundtrip, found 12 hours ago
$195
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $195 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$197 Roundtrip, found 12 hours ago
$197
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $197 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$198 Roundtrip, found 12 hours ago
$198
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $198 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$209 Roundtrip, found 12 hours ago
$209
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $209 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$210 Roundtrip, found 12 hours ago
$210
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $210 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$216 Roundtrip, found 12 hours ago
$216
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $216 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$220 Roundtrip, found 12 hours ago
$220
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $220 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$222 Roundtrip, found 12 hours ago
$222
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $222 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$223 Roundtrip, found 12 hours ago
$223
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $223 found 12 hours ago
Tue, Sep 17 - Tue, Sep 24
IAD
Washington
SAT
San Antonio
$225 Roundtrip, found 12 hours ago
$225
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Sep 17 from Washington to San Antonio, returning Tue, Sep 24, priced at $225 found 12 hours ago

Flight Schedule for IAD to SAT

CarrierFlightDepart IADArrive SATWed
5/15		Thu
5/16		Fri
5/17		Sat
5/18		Sun
5/19		Mon
5/20		Tue
5/21		Stops
UA267108:15 am10:56 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA186905:35 pm08:15 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

Can I catch a flight from Washington Dulles Intl. Airport (IAD) to San Antonio Intl. Airport (SAT) right now?
Make sure you check out our Covid-19 Travel Advisor to discover if there are any current travel advice reports and quarantine requirements in place in SAT when flying from IAD.
Are there direct flights from Washington Dulles Intl. Airport (IAD) to SAT?
If you’re eager to fly directly from IAD to San Antonio Intl. Airport (SAT), look into United Airlines. This airline will be just the ticket if you like to get from A to B as easily as possible.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to San Antonio Intl. Airport (SAT), please visit our Customer Service Portal.
How long is the flight from Washington Dulles Intl. Airport (IAD) to San Antonio Airport?
The travel time between IAD and San Antonio Airport is around 5 hours and 52 minutes. Make your trip more comfortable by downloading a few podcasts on your tablet or laptop and enjoying them with your seat reclined.
What is the flight distance from Dulles Intl. Airport to San Antonio Intl. Airport (SAT)?
You’ll have to travel about 1,350 mi from Dulles Intl. Airport to SAT before you can kick-start your vacation. Grab a refreshment when the drink cart trundles by and watch a few of your favorite films. You won’t be short on time!
What airlines fly from Dulles Intl. Airport to San Antonio Airport?
With United Airlines, you won’t have to bother with time-consuming layovers or sitting around waiting to catch your next flight. This popular airline company will take you straight from Sterling to San Antonio on one of the 30 flights offered on this route every month.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, American Airlines or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Washington Dulles Intl.
Traveling To
San Antonio Intl.
Shortest Flight Time
1 hours 40 mins
Earliest Departure Time
8:15AM CDT
Latest Departure Time
5:35PM CDT
Lowest Flight Price
$195

Route Info

Flight path for flights from Washington Dulles International Airport to San Antonio International Airport.


Origin:
IAD - Washington Dulles International Airport
Destination:
SAT - San Antonio International Airport
Distance:
1,424.00 miles

Airline carriers and aircraft used on flights from IAD to SAT


Airline Carrier
Aircraft
American Airlines
Boeing 737 all pax models
United Airlines
Boeing 737-500 pax
United Airlines
Boeing 737-800 pax
United Airlines
Boeing 767 all pax models
United Airlines
Boeing 777-200 pax
United Airlines
Boeing 777-300 pax

Discover our best flights from Washington IAD to San Antonio SAT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Washington IAD to San Antonio SAT at the right price  

Airfares to San Antonio SAT from Washington IAD currently cost between $195 and $225. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Washington IAD to San Antonio SAT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Washington IAD to San Antonio SAT on Travelocity starting at $98. Prices and availability subject to change. Additional terms may apply. 

 

Get to San Antonio SAT from Washington IAD quicker with direct flights. 

Get to San Antonio faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SAT from IAD to take around 1 hour(s) 40 min(s).  

 

Find our cheapest airfares for flights from Washington IAD to San Antonio SAT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SAT from IAD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Washington IAD to San Antonio SAT today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Washington IAD to San Antonio SAT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to San Antonio SAT from Washington IAD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SAT from IAD have this option.  

 

Travel with confidence when you book flights to San Antonio SAT from Washington IAD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.