How does KAYAK find such low prices on flights from District of Columbia to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to San Antonio.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$162 CHEAP FLIGHTS from District of Columbia to San Antonio

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Flight Deals

Cheap Flights from District of Columbia to San Antonio

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to San Antonio

Tue, Oct 13 - Thu, Oct 15

11:12 am - 9:08 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

22h 56m1 stop Orlando

10:34 pm - 6:20 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

30h 46m1 stop Las Vegas Harry Reid Intl

$308Frontier

Tue, Oct 20 - Sat, Oct 24

11:12 am - 9:08 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

22h 56m1 stop Orlando

2:47 pm - 6:20 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

14h 33m1 stop Las Vegas Harry Reid Intl

$308Frontier

Thu, Dec 10 - Tue, Dec 15

6:30 am - 10:52 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

5h 22m1 stop Houston George Bush Intcntl

11:48 am - 6:23 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

5h 35m1 stop Houston George Bush Intcntl

$308United Airlines

Fri, Oct 30 - Tue, Nov 3

8:25 am - 11:18 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 53mnonstop

8:56 am - 5:55 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

7h 59m1 stop Denver Intl

$310United Airlines

Fri, Oct 23 - Wed, Oct 28

5:15 pm - 8:08 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 53mnonstop

6:14 am - 10:35 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 21mnonstop

$313American Airlines

Fri, Nov 6 - Mon, Nov 9

5:30 pm - 8:29 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 59mnonstop

6:00 am - 10:18 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 18mnonstop

$313American Airlines

Thu, Oct 8 - Thu, Oct 15

7:40 pm - 12:33 amDCA Washington, D.C. Reagan-National-SAT San Antonio

5h 53m1 stop Atlanta Hartsfield-Jackson

11:36 am - 6:37 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

6h 01m1 stop Detroit Metropolitan Wayne County

$314Delta

Fri, Oct 2 - Sat, Oct 3

3:40 pm - 8:05 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

5h 25m1 stop Kansas City

2:20 pm - 8:50 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

5h 30m1 stop Dallas Love Field

$319Southwest

Wed, Dec 2 - Sun, Dec 6

10:00 am - 2:25 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

5h 25m1 stop Dallas Love Field

3:35 pm - 9:45 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

5h 10m1 stop Atlanta Hartsfield-Jackson

$319Southwest

Fri, Nov 13 - Mon, Nov 16

8:00 am - 3:27 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

8h 27m1 stop Atlanta Hartsfield-Jackson

5:30 am - 1:54 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

7h 24m1 stop Atlanta Hartsfield-Jackson

$333Delta

Recent last minute flight deals from District of Columbia to San Antonio

Sat, Sep 12 - Mon, Sep 21

1:06 pm - 7:25 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

7h 19m1 stop Denver Intl

8:20 pm - 9:59 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

24h 39m1 stop Denver Intl

$320Frontier

Sat, Sep 12 - Tue, Sep 22

7:00 am - 7:25 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

13h 25m1 stop Denver Intl

8:20 pm - 12:11 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

14h 51m1 stop Denver Intl

$330Frontier

Sat, Sep 12 - Thu, Sep 24

6:00 am - 1:48 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

8h 48m1 stop Las Vegas Harry Reid Intl

9:25 am - 10:17 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

23h 52m2 stops Raleigh-Durham Orlando

$403Multiple Airlines

Sat, Sep 12 - Sun, Sep 20

6:00 am - 1:48 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

8h 48m1 stop Las Vegas Harry Reid Intl

9:25 am - 9:32 amSAT San Antonio-IAD Washington, D.C. Dulles Intl

23h 07m2 stops Raleigh-Durham Orlando

$414Multiple Airlines

Sat, Sep 12 - Tue, Sep 22

5:00 pm - 7:39 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 39mnonstop

6:08 am - 10:36 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 28mnonstop

$454American Airlines

Sat, Sep 12 - Tue, Sep 22

8:26 am - 1:07 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

5h 41m1 stop Dallas/Fort Worth

6:08 am - 10:36 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 28mnonstop

$464American Airlines

Tue, Sep 15 - Tue, Sep 22

6:00 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 38mnonstop

12:10 pm - 4:30 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$474United Airlines

Mon, Sep 14 - Mon, Sep 21

8:25 am - 10:59 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 34mnonstop

12:10 pm - 4:30 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$474United Airlines

Sat, Sep 12 - Tue, Sep 22

12:30 pm - 8:20 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

8h 50m2 stops Lambert-St Louis Denver Intl

3:15 pm - 8:55 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

4h 40m1 stop Dallas Love Field

$475Southwest

Sat, Sep 12 - Mon, Sep 21

12:45 pm - 7:55 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

8h 10m2 stops Atlanta Hartsfield-Jackson Dallas Love Field

2:05 pm - 10:45 pmSAT San Antonio-DCA Washington, D.C. Reagan-National

7h 40m1 stop Atlanta Hartsfield-Jackson

$479Southwest

Recent direct flight deals from District of Columbia to San Antonio

Fri, Nov 6 - Mon, Nov 9

5:30 pm - 8:29 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 59mnonstop

6:00 am - 10:18 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 18mnonstop

$313American Airlines

Fri, Oct 23 - Wed, Oct 28

5:15 pm - 8:08 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 53mnonstop

6:14 am - 10:35 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 21mnonstop

$313American Airlines

Fri, Oct 9 - Wed, Oct 14

5:15 pm - 8:08 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 53mnonstop

6:14 am - 10:35 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 21mnonstop

$313American Airlines

Fri, Oct 2 - Mon, Oct 5

5:29 pm - 8:10 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 41mnonstop

6:14 am - 10:35 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 21mnonstop

$313American Airlines

Fri, Oct 23 - Tue, Oct 27

5:15 pm - 8:08 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 53mnonstop

6:14 am - 10:35 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 21mnonstop

$313American Airlines

Thu, Nov 5 - Sun, Nov 8

5:30 pm - 8:29 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 59mnonstop

6:00 am - 10:18 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 18mnonstop

$314American Airlines

Sat, Nov 7 - Sun, Nov 15

4:50 pm - 7:49 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 59mnonstop

6:00 am - 10:18 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 18mnonstop

$314American Airlines

Wed, Dec 30 - Tue, Jan 5

5:17 pm - 8:07 pmDCA Washington, D.C. Reagan-National-SAT San Antonio

3h 50mnonstop

6:17 am - 10:30 amSAT San Antonio-DCA Washington, D.C. Reagan-National

3h 13mnonstop

$314American Airlines

Sat, Sep 26 - Tue, Sep 29

6:00 pm - 8:38 pmIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 38mnonstop

12:10 pm - 4:30 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 20mnonstop

$334United Airlines

Sat, Nov 14 - Wed, Nov 18

8:25 am - 11:18 amIAD Washington, D.C. Dulles Intl-SAT San Antonio

3h 53mnonstop

12:24 pm - 4:35 pmSAT San Antonio-IAD Washington, D.C. Dulles Intl

3h 11mnonstop

$339United Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$162

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Reagan Washington National Airport to San Antonio

How does KAYAK find such low prices on flights from District of Columbia to San Antonio?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to San Antonio.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to San Antonio?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to San Antonio?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to San Antonio?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.