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Cheap flights from Washington Dulles Intl to San Antonio (IAD - SAT)

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The best prices from Washington Dulles Intl to San Antonio are usually found in September or August, booked 60 days in advance, depart on a Saturday or Wednesday and return on a Friday

How to find the cheapest flight from
Washington Dulles Intl (IAD) to San Antonio (SAT)

IAD - SAT
Price
$212 - $399

Popular in

December

High demand for flights, 16% potential price rise

Cheapest in

September

Best time to find cheap flights, 37% potential price drop

Average price

$307

Average for round-trip flights in October 2020

Round-trip from

$212

From Washington Dulles Intl to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington Dulles Intl to San Antonio?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Antonio. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Washington Dulles Intl to San Antonio?

Find a great deal and save up to 34% by booking at least 35 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington Dulles Intl to San Antonio within the next two weeks, with the cheapest ticket starting at $146.

When is the cheapest time to fly from Washington Dulles Intl to San Antonio (IAD - SAT)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Washington Dulles Intl to San Antonio by exploring options for tickets in the evening.

Cheap flights from Washington Dulles Intl to San Antonio in October, November 2020

The best prices found for IAD to SAT flights for October, November
7 Nov - 17 Nov
$202pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
13 Nov - 16 Nov
$212pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
11 Nov - 16 Nov
$220pp
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to San Antonio 2020 flight deals

Cheap flights to San Antonio from Washington Dulles Intl found for this year
7 Nov - 17 Nov
$202pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
13 Nov - 16 Nov
$212pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
11 Nov - 16 Nov
$220pp
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to San Antonio from Washington Dulles Intl

Save time with Washington Dulles Intl to San Antonio direct flight deals
10 Nov - 16 Nov
$409pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAD
Washington Dulles Intl
6 Nov - 19 Nov
$453pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAD
Washington Dulles Intl
2 Apr - 10 Apr
$477pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Washington Dulles Intl to San Antonio

Late deals on round-trip flights to San Antonio from Washington Dulles Intl, departing today and this week
28 Oct - 4 Nov
$277pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
27 Oct - 3 Nov
$308pp
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
27 Oct - 3 Nov
$318pp
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to San Antonio from Washington Dulles Intl

The cheapest one-way flights from Washington Dulles Intl to San Antonio
2:00 am - 6:48 pm
Alaska Airlines
2 Stops
17h 48m
IAD - SAT
Alaska Airlines
5:56 am - 3:59 pm
American Airlines
2 Stops
11h 03m
IAD - SAT
American Airlines
10:05 am - 4:39 pm
Delta
1 Stop
7h 34m
IAD - SAT
Delta
$353
Delta

Related info for your journey

Useful info, stats and facts about Washington Dulles Intl to San Antonio flights.

Flight FAQs

From Washington Dulles Intl to San Antonio

Are flight prices decreasing from Washington Dulles Intl to San Antonio due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and San Antonio for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington Dulles Intl to San Antonio to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Washington Dulles Intl to San Antonio are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Washington Dulles Intl to San Antonio have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington Dulles Intl to San Antonio have new flexible policies in place due to COVID-19. United Airlines, Frontier, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Washington Dulles Intl to San Antonio for under $300 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to San Antonio for under $300. The cheapest flight booked recently is on United Airlines for just $202, but on average you can expect to pay $252.

Are there nonstop flights from Washington Dulles Intl to San Antonio for under $500 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington Dulles Intl to San Antonio under $500. A good price for a nonstop flight from Washington Dulles Intl to San Antonio is less than $576.

Are there last-minute flights available from Washington Dulles Intl to San Antonio for under $300?

There are currently 20+ open flights from Washington Dulles Intl to San Antonio within the next 7 days for less than $300.

Does it rain more in Washington Dulles Intl or San Antonio?

In Washington Dulles Intl, there will be less rainfall in Washington Dulles Intl compared to San Antonio over the next 12 days.

Is Washington Dulles Intl weather warmer or cooler than San Antonio?

With an average temperature of 97 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Antonio are hotter than in Washington Dulles Intl.

How long is the flight from Washington Dulles Intl to San Antonio?

A quick flight from Washington Dulles Intl to San Antonio can take about 4h 51m. American Airlines provides one of the quickest options available for as low as $306. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Washington Dulles Intl to San Antonio round-trip?

Flying on United Airlines is currently your cheapest option to San Antonio, with prices starting at $202. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $275 and $278, respectively. United Airlines is currently priced 39% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Washington Dulles Intl to San Antonio one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $107. American Airlines flights start at $138 while deals on Delta start at $200 one-way.

Destination information for San Antonio

Things to know before you go. Useful info for your trip from Washington Dulles Intl to San Antonio

Airports servicing Washington

Airports servicing San Antonio

Hourly flight availability from Washington Dulles Intl to San Antonio

Afternoon Noon to 6 PM 100% of IAD to SAT departures
Early morning Midnight to 6 AM 0% of IAD to SAT departures
Morning 6 AM to noon 0% of IAD to SAT departures
Evening 6 PM to midnight 0% of IAD to SAT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington Dulles Intl to San Antonio
Sunday
4 daily flights
Monday
3 daily flights
Tuesday
4 daily flights
Wednesday
4 daily flights
Thursday
4 daily flights
Friday
3 daily flights
Saturday
4 daily flights
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