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Cheap flights from Washington, D.C. Dulles Intl Airport to San Antonio from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Antonio departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to San Antonio

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. Dulles Intl Airport to San Antonio that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. Dulles Intl Airport to San Antonio.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. Dulles Intl Airport to San Antonio? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Antonio, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. Dulles Intl Airport to San Antonio

Find recent round-trip train or bus tickets from Washington, D.C. Dulles Intl Airport to San Antonio.

All round-trip flight deals to San Antonio

The cheapest plane tickets to San Antonio found on KAYAK recently.
5:57 pm - 4:24 pmIAD-SAT
23h 27m1 stop
5:24 pm - 7:40 amSAT-IAD
13h 16m1 stop
$149Frontier
Find Deal
Mon, Dec 16 - Tue, Dec 24
5:57 pm - 4:24 pmIAD-SAT
23h 27m1 stop
5:24 pm - 7:40 amSAT-IAD
13h 16m1 stop
$158Frontier
Find Deal
Mon, Dec 16 - Tue, Dec 24
8:18 am - 11:27 amIAD-SAT
4h 09mnonstop
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
$249United Airlines
Find Deal
Sat, Jan 11 - Sun, Jan 19
8:20 am - 11:29 amIAD-SAT
4h 09mnonstop
4:00 pm - 10:09 pmSAT-IAD
5h 09m1 stop
$254United Airlines
Find Deal
Sat, Jan 11 - Tue, Jan 14
5:27 pm - 11:05 pmIAD-SAT
6h 38m1 stop
4:40 pm - 12:18 amSAT-IAD
6h 38m1 stop
$268Delta
Find Deal
Sat, Jan 4 - Fri, Jan 24
9:11 am - 7:03 pmIAD-SAT
10h 52m2 stops
2:36 pm - 10:41 pmSAT-IAD
7h 05m1 stop
$273American Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
1:52 pm - 10:42 pmIAD-SAT
9h 50m2 stops
10:07 am - 7:35 pmSAT-IAD
8h 28m2 stops
$278American Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
6:00 am - 10:55 amIAD-SAT
5h 55m1 stop
2:35 pm - 11:49 pmSAT-IAD
8h 14m1 stop
$288Delta
Find Deal
Sun, Dec 8 - Wed, Dec 11
7:25 am - 5:30 pmIAD-SAT
11h 05m2 stops
12:10 pm - 11:05 pmSAT-IAD
9h 55m1 stop
$373Southwest
Find Deal
Wed, Dec 11 - Wed, Jan 8
5:15 am - 11:20 amIAD-SAT
7h 05m1 stop
12:10 pm - 11:05 pmSAT-IAD
9h 55m1 stop
$392Southwest
Find Deal
Thu, Jan 2 - Thu, Jan 23
6:57 pm - 6:25 pmIAD-SAT
24h 28m1 stop
$65Frontier
Find Deal
Thu, Jan 9
8:05 am - 4:24 pmIAD-SAT
9h 19m1 stop
$74Frontier
Find Deal
Tue, Dec 17
6:59 pm - 12:38 amIAD-SAT
6h 39m1 stop
$134Delta
Find Deal
Sat, Dec 14
7:09 pm - 12:38 amIAD-SAT
6h 29m1 stop
$149Delta
Find Deal
Thu, Dec 12
12:55 pm - 6:32 pmIAD-SAT
30h 37m3 stops
Mon, Dec 16
5:10 pm - 7:58 pmIAD-SAT
3h 48mnonstop
$169United Airlines
Find Deal
Sat, Dec 14
8:00 am - 5:37 pmIAD-SAT
34h 37m3 stops
Wed, Dec 4
5:00 am - 11:06 amIAD-SAT
7h 06m1 stop
$193American Airlines
Find Deal
Fri, Jan 3
1:41 pm - 10:18 pmIAD-SAT
9h 37m2 stops
$198American Airlines
Find Deal
Sat, Dec 14
10:05 pm - 1:21 pmIAD-SAT
16h 16m1 stop
$232United Airlines
Find Deal
Tue, Jan 21
5:23 pm - 10:40 pmIAD-SAT
6h 17m1 stop
5:20 am - 11:50 amSAT-IAD
5h 30m1 stop
$393Delta
Find Deal
Mon, Nov 25 - Mon, Dec 16
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
4:00 pm - 10:09 pmSAT-IAD
5h 09m1 stop
$426United Airlines
Find Deal
Fri, Nov 22 - Sat, Jan 18
6:15 am - 11:18 amIAD-SAT
6h 03m1 stop
4:00 pm - 10:09 pmSAT-IAD
5h 09m1 stop
$436United Airlines
Find Deal
Fri, Nov 22 - Sat, Jan 18
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
7:43 am - 11:55 amSAT-IAD
3h 12mnonstop
$439United Airlines
Find Deal
Fri, Nov 22 - Tue, Nov 26
6:18 pm - 12:55 amIAD-SAT
7h 37m1 stop
2:35 pm - 11:49 pmSAT-IAD
8h 14m1 stop
$458Delta
Find Deal
Mon, Nov 25 - Fri, Nov 29
10:59 am - 5:05 pmIAD-SAT
7h 06m1 stop
10:35 am - 7:31 pmSAT-IAD
7h 56m2 stops
$523American Airlines
Find Deal
Fri, Nov 22 - Sat, Nov 23
6:45 am - 5:00 pmIAD-SAT
11h 15m2 stops
6:00 am - 2:20 pmSAT-IAD
7h 20m1 stop
$527Southwest
Find Deal
Fri, Nov 22 - Sat, Jan 18
10:59 am - 6:44 pmIAD-SAT
8h 45m2 stops
10:35 am - 7:31 pmSAT-IAD
7h 56m2 stops
$528American Airlines
Find Deal
Fri, Nov 22 - Sat, Nov 23
2:50 pm - 12:20 amIAD-SAT
10h 30m1 stop
6:40 am - 3:00 pmSAT-IAD
7h 20m1 stop
$537Southwest
Find Deal
Mon, Nov 25 - Fri, Nov 29
7:06 pm - 3:41 pmIAD-SAT
21h 35m2 stops
7:26 pm - 6:06 pmSAT-IAD
21h 40m1 stop
$1,589Alaska Airlines
Find Deal
Sat, Nov 23 - Sun, Nov 24
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
$249United Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 24
8:20 am - 11:17 amIAD-SAT
3h 57mnonstop
12:08 pm - 4:20 pmSAT-IAD
3h 12mnonstop
$268United Airlines
Find Deal
Wed, Dec 25 - Mon, Jan 6
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
7:43 am - 11:55 amSAT-IAD
3h 12mnonstop
$314United Airlines
Find Deal
Wed, Dec 11 - Sat, Dec 14
5:24 pm - 8:21 pmIAD-SAT
3h 57mnonstop
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
$315United Airlines
Find Deal
Fri, Jan 17 - Mon, Jan 20
5:05 pm - 8:00 pmIAD-SAT
3h 55mnonstop
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
$325United Airlines
Find Deal
Tue, Dec 24 - Wed, Jan 1
8:20 am - 11:29 amIAD-SAT
4h 09mnonstop
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
$329United Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
12:13 pm - 4:25 pmSAT-IAD
3h 12mnonstop
$331United Airlines
Find Deal
Mon, Dec 16 - Tue, Dec 24
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
7:43 am - 11:55 amSAT-IAD
3h 12mnonstop
$333United Airlines
Find Deal
Thu, Dec 12 - Sat, Dec 14
8:20 am - 11:11 amIAD-SAT
3h 51mnonstop
7:43 am - 11:55 amSAT-IAD
3h 12mnonstop
$349United Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
8:15 am - 11:09 amIAD-SAT
3h 54mnonstop
7:00 am - 11:11 amSAT-IAD
3h 11mnonstop
$360United Airlines
Find Deal
Mon, Mar 10 - Sat, Mar 15

Delta flights from Washington, D.C. Dulles Intl Airport to San Antonio

Our best Delta deals on Washington, D.C. Dulles Intl Airport to San Antonio flight tickets
Delta
Jan 4
IAD5:27 pmWashington, D.C. Dulles Intl
6h 38m
1 stop
SAT11:05 pmSan Antonio
Jan 24
SAT4:40 pmSan Antonio
6h 38m
1 stop
IAD12:18 amWashington, D.C. Dulles Intl
Delta
Dec 8
IAD6:00 amWashington, D.C. Dulles Intl
5h 55m
1 stop
SAT10:55 amSan Antonio
Dec 11
SAT2:35 pmSan Antonio
8h 14m
1 stop
IAD11:49 pmWashington, D.C. Dulles Intl
Delta
Jan 4
IAD5:27 pmWashington, D.C. Dulles Intl
6h 38m
1 stop
SAT11:05 pmSan Antonio
Jan 20
SAT6:31 pmSan Antonio
4h 47m
1 stop
IAD12:18 amWashington, D.C. Dulles Intl

American Airlines flights from Washington, D.C. Dulles Intl Airport to San Antonio

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to San Antonio flight tickets
American Airlines
Jan 25
IAD9:11 amWashington, D.C. Dulles Intl
10h 52m
2 stops
SAT7:03 pmSan Antonio
Jan 27
SAT2:36 pmSan Antonio
7h 05m
1 stop
IAD10:41 pmWashington, D.C. Dulles Intl
American Airlines
Jan 14
IAD1:52 pmWashington, D.C. Dulles Intl
9h 50m
2 stops
SAT10:42 pmSan Antonio
Jan 28
SAT10:07 amSan Antonio
8h 28m
2 stops
IAD7:35 pmWashington, D.C. Dulles Intl
American Airlines
Feb 6
IAD1:53 pmWashington, D.C. Dulles Intl
8h 12m
2 stops
SAT9:05 pmSan Antonio
Feb 9
SAT5:32 pmSan Antonio
5h 24m
1 stop
IAD11:56 pmWashington, D.C. Dulles Intl

See travel insights to San Antonio from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of January, then book flights to San Antonio from Washington, D.C. Dulles Intl Airport during February instead. Flights to San Antonio in February, while not as cheap as those in January, still average around $348.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $353. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $428.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to San Antonio at noon for as low as $361. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $391. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington, D.C. Dulles Intl to San Antonio flight route?

Fly from Washington, D.C. Dulles Intl to San Antonio for the best Washington, D.C. Dulles Intl - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

In general, most travelers find the cheapest time to book a flight to San Antonio is about 44 days prior to their departure date when tickets on average are $372. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Washington, D.C. Dulles Intl Airport for as low as $267 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to San Antonio flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to San Antonio flights?

You could potentially save up to 61% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to San Antonio flight.

How have Washington, D.C. Dulles Intl Airport to San Antonio flight prices changed over time?

As of November 2024, prices for Washington, D.C. Dulles Intl Airport to San Antonio flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to San Antonio (IAD to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to San Antonio

Best Price Found

$65

Fastest flight time

3h 21m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Washington, D.C. Dulles Intl Airport in the past 72 hours is $65. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to San Antonio found on momondo in the last 72 hours is $149.
The fastest flight from Washington, D.C. Dulles Intl Airport to San Antonio takes 3h 21m
Direct flights go from Washington, D.C. Dulles Intl Airport to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)

  • How far is Washington, D.C. Dulles Intl to San Antonio by plane?

    The distance between Washington, D.C. Dulles Intl and San Antonio is about 1365.3 mi. 3h 21m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to San Antonio Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to San Antonio Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to San Antonio?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to San Antonio?


Best airlines flying from Washington, D.C. Dulles Intl Airport to San Antonio

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $212Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $247Free CancellationRating
8.0
8,755 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to San Antonio

    United Airlines flies from Washington, D.C. Dulles Intl Airport to San Antonio around 12 times per week, with 9,172 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. Dulles Intl Airport to San Antonio in the last 72 hours was $249 (round-trip), much lower than the average airfare cost of $419 for United Airlines flights on this route.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Washington, D.C..

Can I find flights from Washington, D.C. to San Antonio with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to San Antonio flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to San Antonio?

Once all potential Washington, D.C. to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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