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Find cheap United Airlines flights to San Antonio from $90

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Flights Deals

Cheap United Airlines Flight Deals to San Antonio

 
Here are some of the best deals found on KAYAK recently from United Airlines to San Antonio that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip United Airlines flight deals to San Antonio

KAYAK's recommended round-trip United Airlines deals departing in the coming months to San Antonio.
Discover the best prices for you by selecting your travel dates on KAYAK.
United Airlines Logo
8:30 am - 11:00 amIAD-SAT
3h 30mnonstop
United Airlines Logo
1:20 pm - 10:50 pmSAT-IAD
8h 30m1 stop
$215United Airlines
Find Deal
Fri, May 30 - Wed, Jun 4
United Airlines Logo
5:50 pm - 8:22 pmIAD-SAT
3h 32mnonstop
United Airlines Logo
5:59 pm - 11:58 pmSAT-IAD
4h 59m1 stop
$229United Airlines
Find Deal
Thu, May 29 - Fri, May 30
United Airlines Logo
5:50 pm - 8:22 pmIAD-SAT
3h 32mnonstop
United Airlines Logo
12:02 pm - 4:24 pmSAT-IAD
3h 22mnonstop
$231United Airlines
Find Deal
Wed, Jun 11 - Sat, Jun 14
United Airlines Logo
6:00 am - 10:44 amDCA-SAT
5h 44m1 stop
United Airlines Logo
4:19 pm - 10:15 pmSAT-DCA
4h 56m1 stop
$234United Airlines
Find Deal
Thu, May 29 - Fri, May 30
United Airlines Logo
5:50 pm - 8:22 pmIAD-SAT
3h 32mnonstop
United Airlines Logo
4:51 pm - 12:34 amSAT-IAD
6h 43m1 stop
$241United Airlines
Find Deal
Wed, Jun 11 - Sat, Jun 14
United Airlines Logo
5:50 pm - 8:22 pmIAD-SAT
3h 32mnonstop
United Airlines Logo
7:15 am - 11:36 amSAT-IAD
3h 21mnonstop
$274United Airlines
Find Deal
Tue, Jun 3 - Thu, Jun 5
United Airlines Logo
8:30 am - 11:00 amIAD-SAT
3h 30mnonstop
United Airlines Logo
7:05 am - 4:20 pmSAT-IAD
8h 15m1 stop
$280United Airlines
Find Deal
Mon, Jun 16 - Wed, Jul 2
United Airlines Logo
9:58 am - 3:23 pmDFW-SAT
5h 25m1 stop
United Airlines Logo
5:30 am - 8:54 amSAT-DFW
3h 24m1 stop
$283United Airlines
Find Deal
Tue, Jun 3 - Tue, Jun 10
United Airlines Logo
6:35 am - 1:04 pmIAD-SAT
7h 29m1 stop
United Airlines Logo
7:15 am - 11:36 amSAT-IAD
3h 21mnonstop
$284United Airlines
Find Deal
Tue, Jun 3 - Thu, Jun 5
United Airlines Logo
5:50 pm - 8:22 pmIAD-SAT
3h 32mnonstop
United Airlines Logo
7:00 am - 11:23 amSAT-IAD
3h 23mnonstop
$285United Airlines
Find Deal
Sat, May 31 - Sat, Jun 7
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Good to know

Low seasonJanuary
High seasonMay
Cheapest flight$90
Average price round-trip$399
Good deal round-trip$329
Good deal one-way$293
Best time to beat the crowds with an average 0% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Washington Dulles Airport to San Antonio
(avg. price over the last 2 weeks)
or less
or less

When to book flights with United Airlines to San Antonio

Average price per month
Flight prices as travel date approaches

FAQs for flying to San Antonio with United Airlines

  • Is United Airlines cheaper than other airlines flying to San Antonio?

    With an average return price of $408, United Airlines is the most expensive airline flying into San Antonio. The cheapest airline flying to San Antonio is Spirit Airlines.

  • Which other airlines fly to San Antonio?

    Along with United Airlines, you can also fly to San Antonio with Spirit Airlines, Delta, American Airlines, Southwest, Spirit Airlines and Delta.

  • How much is a flight to San Antonio with United Airlines?

    On average, United Airlines flights to San Antonio cost $288 for one-way and $408 return.

  • Which airport do United Airlines flights to San Antonio fly into?

    You’ll fly into San Antonio Airport when flying to San Antonio with United Airlines.

  • Are there any other airlines in Star Alliance that fly to San Antonio?

    Unfortunately, there are no other airlines in Star Alliance that fly to San Antonio.

Top tips for your flights to San Antonio with United Airlines

  • Looking to fly from the United States to San Antonio with United Airlines? 25% of our users found flights for the following prices or less: From Washington, D.C. Dulles Intl Airport $155 one-way, $303 round-trip; from San Francisco $293 one-way, $329 round-trip.
  • The cheapest flight to San Antonio with United Airlines found on KAYAK in the last 2 weeks departed from Washington, D.C. Dulles Intl Airport and cost $124.

United Airlines customer reviews

7.4
GoodBased on 8,702 verified guest reviews
7.7Boarding
8.1Crew
7.3Comfort
7.1Entertainment
6.6Food
Pros +
Cons -
Show reviews that mention
Traveler rating:
Sort by:
P
6.0 Okay
The seat and leg room was not good. The food and beverage service was good.
J
2.0 Poor
Liked fold flat bed. Didn’t like having no window. Didn’t like poor choice of food and being served dinner very late, hours after take off of a 7:40pm flight. Servers not friendly. Food horrible in business class.
A
10.0 Wonderful
Excellent flight
A
10.0 Wonderful
only food wasn’t good
A
10.0 Wonderful
excellent
A
8.0 Very good
Very nice and clean plane. Transit time between flights was tight though
M
10.0 Wonderful
I needed to make changes to my flights. When I called customer service, they assisted me with care professionalism.
A
8.0 Very good
Everything
D
10.0 Wonderful
No issues, great flight, great crew
V
10.0 Wonderful
Friendly crew, all very smooth
Read more about United Airlines

Everything you need to know for your flight to San Antonio

Other airlines flying to San Antonio

Flight deals from the most popular airlines with KAYAK users flying the route
Spirit Airlines flights to San Antonio
Delta flights to San Antonio
American Airlines flights to San Antonio
Southwest flights to San Antonio

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