What is the cheapest airline that flies from Iowa to San Antonio?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Iowa to San Antonio

What airlines fly to San Antonio?

American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to San Antonio from Iowa according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to San Antonio?

Flight times vary depending on what airport in Iowa you fly out of and what airport in San Antonio you fly into. For example, flying from Des Moines to Austin takes 2h 07m on average. On the other hand, flying from Sioux City to Austin takes 5h 07m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Iowa to San Antonio Airport?

Prices for flights from Iowa to San Antonio Airport were last updated today.

How many operators does momondo search for flights from Iowa to San Antonio Airport?

The number of operators available for flights from Iowa to San Antonio Airport is 4 as of November 2026.

How old do you have to be to fly from Iowa 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 Iowa to San Antonio Airport.

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

The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$163 Cheap Flights from Iowa to San Antonio in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Iowa to San Antonio

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:26 am - 10:47 amDSM Des Moines-SAT San Antonio

5h 21m1 stop Dallas/Fort Worth

8:15 am - 2:44 pmSAT San Antonio-DSM Des Moines

6h 29m1 stop Dallas/Fort Worth

$347American Airlines

Sat, Dec 5 - Sat, Dec 12

7:16 pm - 12:06 amDSM Des Moines-SAT San Antonio

4h 50m1 stop Dallas/Fort Worth

6:36 pm - 12:33 amSAT San Antonio-DSM Des Moines

5h 57m1 stop Chicago O'Hare Intl

$352American Airlines

Tue, Dec 1 - Fri, Dec 4

11:27 am - 7:20 pmDSM Des Moines-SAT San Antonio

7h 53m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

4:10 pm - 10:21 pmSAT San Antonio-DSM Des Moines

6h 11m1 stop Houston George Bush Intcntl

$352United Airlines

Sat, Dec 5 - Sat, Dec 12

8:49 am - 4:47 pmCID Cedar Rapids-SAT San Antonio

7h 58m1 stop Denver Intl

1:12 pm - 8:48 pmSAT San Antonio-CID Cedar Rapids

7h 36m1 stop Denver Intl

$359United Airlines

Thu, Jan 14 - Sun, Jan 17

11:00 am - 5:38 pmCID Cedar Rapids-SAT San Antonio

6h 38m1 stop Minneapolis St Paul

6:28 pm - 11:09 pmSAT San Antonio-CID Cedar Rapids

4h 41m1 stop Minneapolis St Paul

$359Delta

Fri, Dec 4 - Mon, Dec 7

11:00 am - 5:38 pmCID Cedar Rapids-SAT San Antonio

6h 38m1 stop Minneapolis St Paul

6:28 pm - 11:09 pmSAT San Antonio-CID Cedar Rapids

4h 41m1 stop Minneapolis St Paul

$359Delta

Fri, Dec 4 - Sun, Dec 6

7:15 pm - 12:30 amDSM Des Moines-SAT San Antonio

5h 15m1 stop Chicago Midway

7:55 am - 5:45 pmSAT San Antonio-DSM Des Moines

9h 50m1 stop Las Vegas Harry Reid Intl

$362Southwest

Wed, Dec 30 - Thu, Jan 7

7:15 pm - 12:30 amDSM Des Moines-SAT San Antonio

5h 15m1 stop Chicago Midway

12:55 pm - 8:40 pmSAT San Antonio-DSM Des Moines

7h 45m2 stops Houston Hobby Denver Intl

$367Southwest

Wed, Dec 30 - Thu, Jan 7

9:27 pm - 11:01 amCID Cedar Rapids-SAT San Antonio

13h 34m1 stop Las Vegas Harry Reid Intl

9:50 am - 5:22 pmSAT San Antonio-CID Cedar Rapids

31h 32m2 stops Raleigh-Durham Fort Lauderdale

$436Multiple Airlines

Sun, Jan 31 - Thu, Feb 4

8:28 pm - 7:33 pmDSM Des Moines-SAT San Antonio

23h 05m1 stop Denver Intl

8:28 pm - 7:33 pmSAT San Antonio-DSM Des Moines

23h 05m1 stop Denver Intl

$438Frontier

Sun, Nov 22 - Wed, Nov 25

Cheap last minute flights

Enter your travel dates to find the best prices.

8:30 pm - 7:25 pmDSM Des Moines-SAT San Antonio

22h 55m1 stop Denver Intl

8:20 pm - 7:35 pmSAT San Antonio-DSM Des Moines

23h 15m1 stop Denver Intl

$415Frontier

Fri, Nov 13 - Sun, Nov 15

8:30 pm - 7:25 pmDSM Des Moines-SAT San Antonio

22h 55m1 stop Denver Intl

8:20 pm - 7:35 pmSAT San Antonio-DSM Des Moines

23h 15m1 stop Denver Intl

$450Frontier

Fri, Nov 13 - Sun, Nov 15

6:00 am - 12:08 pmSUX Sioux City Sioux Gateway-SAT San Antonio

6h 08m1 stop Chicago O'Hare Intl

4:48 pm - 11:43 pmSAT San Antonio-SUX Sioux City Sioux Gateway

6h 55m1 stop Denver Intl

$459United Airlines

Fri, Nov 13 - Thu, Nov 19

5:15 am - 12:39 pmCID Cedar Rapids-SAT San Antonio

7h 24m1 stop Atlanta Hartsfield-Jackson

6:30 pm - 11:06 pmSAT San Antonio-CID Cedar Rapids

4h 36m1 stop Minneapolis St Paul

$509Delta

Fri, Nov 13 - Mon, Nov 16

3:14 pm - 11:37 pmCID Cedar Rapids-SAT San Antonio

8h 23m1 stop Chicago O'Hare Intl

6:34 am - 2:16 pmSAT San Antonio-CID Cedar Rapids

7h 42m1 stop Chicago O'Hare Intl

$554United Airlines

Mon, Nov 16 - Mon, Nov 23

1:58 pm - 12:04 amCID Cedar Rapids-SAT San Antonio

10h 06m2 stops Chicago O'Hare Intl Dallas/Fort Worth

5:00 am - 9:34 amSAT San Antonio-CID Cedar Rapids

4h 34m1 stop Dallas/Fort Worth

$559American Airlines

Mon, Nov 16 - Wed, Nov 25

1:58 pm - 12:04 amCID Cedar Rapids-SAT San Antonio

10h 06m2 stops Chicago O'Hare Intl Dallas/Fort Worth

5:00 am - 9:34 amSAT San Antonio-CID Cedar Rapids

4h 34m1 stop Dallas/Fort Worth

$559American Airlines

Mon, Nov 16 - Sat, Nov 21

6:15 am - 5:25 pmCID Cedar Rapids-SAT San Antonio

11h 10m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

4:32 pm - 11:09 pmSAT San Antonio-CID Cedar Rapids

6h 37m1 stop Atlanta Hartsfield-Jackson

$594Delta

Fri, Nov 13 - Mon, Nov 16

4:25 pm - 11:30 pmDSM Des Moines-SAT San Antonio

7h 05m2 stops Chicago Midway Dallas Love Field

3:00 pm - 10:05 pmSAT San Antonio-DSM Des Moines

7h 05m2 stops Dallas Love Field Chicago Midway

$952Southwest

Sun, Nov 15 - Wed, Nov 18

4:25 pm - 11:30 pmDSM Des Moines-SAT San Antonio

7h 05m2 stops Chicago Midway Dallas Love Field

1:10 pm - 10:05 pmSAT San Antonio-DSM Des Moines

8h 55m2 stops Houston Hobby Denver Intl

$952Southwest

Fri, Nov 13 - Sun, Nov 15

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American Airlines flights from Iowa to San Antonio

Our best American Airlines deals on Iowa to San Antonio flight tickets

American Airlines

Dec 5

DSM5:26 amDes Moines

5h 21m

1 stop

SAT10:47 amSan Antonio

Dec 12

SAT8:15 amSan Antonio

6h 29m

1 stop

DSM2:44 pmDes Moines

$347

American Airlines

Dec 1

DSM7:16 pmDes Moines

4h 50m

1 stop

SAT12:06 amSan Antonio

Dec 4

SAT6:36 pmSan Antonio

5h 57m

1 stop

DSM12:33 amDes Moines

$352

American Airlines

Dec 1

DSM7:16 pmDes Moines

4h 50m

1 stop

SAT12:06 amSan Antonio

Dec 3

SAT5:45 pmSan Antonio

5h 20m

1 stop

DSM11:05 pmDes Moines

$362

United Airlines flights from Iowa to San Antonio

Our best United Airlines deals on Iowa to San Antonio flight tickets

United Airlines

Dec 24

CID3:25 pmCedar Rapids

5h 15m

1 stop

SAT8:40 pmSan Antonio

Dec 29

SAT5:15 amSan Antonio

8h 56m

2 stops

CID2:11 pmCedar Rapids

$412

United Airlines

Dec 13

DSM1:23 pmDes Moines

8h 03m

2 stops

SAT9:26 pmSan Antonio

Dec 14

SAT5:10 pmSan Antonio

6h 05m

1 stop

DSM11:15 pmDes Moines

$417

United Airlines

Dec 1

DSM9:30 amDes Moines

8h 05m

2 stops

SAT5:35 pmSan Antonio

Dec 4

SAT5:45 pmSan Antonio

4h 36m

1 stop

DSM10:21 pmDes Moines

$424

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Sat 12/5

5:26 am-10:47 am

1 stop5h 21m

San Antonio

Sat 12/12

8:15 am-2:44 pm

1 stop6h 29m

$347

Quickest round-trip

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Tue 12/1

7:16 pm-12:06 am

1 stop4h 50m

San Antonio

Fri 12/4

6:36 pm-12:33 am

1 stop5h 57m

$352

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Sat 12/5

11:27 am-7:20 pm

2 stops7h 53m

San Antonio

Sat 12/12

4:10 pm-10:21 pm

1 stop6h 11m

$352

Cedar RapidsSan Antonio

CID Cedar Rapids - SAT San Antonio

CIDSAT

Cedar Rapids

Thu 1/14

8:49 am-4:47 pm

1 stop7h 58m

San Antonio

Sun 1/17

1:12 pm-8:48 pm

1 stop7h 36m

$359

Cedar RapidsSan Antonio

CID Cedar Rapids - SAT San Antonio

CIDSAT

Cedar Rapids

Fri 12/4

11:00 am-5:38 pm

1 stop6h 38m

San Antonio

Mon 12/7

6:28 pm-11:09 pm

1 stop4h 41m

$359

Cedar RapidsSan Antonio

CID Cedar Rapids - SAT San Antonio

CIDSAT

Cedar Rapids

Fri 12/4

11:00 am-5:38 pm

1 stop6h 38m

San Antonio

Sun 12/6

6:28 pm-11:09 pm

1 stop4h 41m

$359

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Wed 12/30

7:15 pm-12:30 am

1 stop5h 15m

San Antonio

Thu 1/7

7:55 am-5:45 pm

1 stop9h 50m

$362

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Wed 12/30

7:15 pm-12:30 am

1 stop5h 15m

San Antonio

Thu 1/7

12:55 pm-8:40 pm

2 stops7h 45m

$367

Cedar RapidsSan Antonio

CID Cedar Rapids - SAT San Antonio

CIDSAT

Cedar Rapids

Sun 1/31

9:27 pm-11:01 am

1 stop13h 34m

San Antonio

Thu 2/4

9:50 am-5:22 pm

2 stops31h 32m

$436

Des MoinesSan Antonio

DSM Des Moines - SAT San Antonio

DSMSAT

Des Moines

Sun 11/22

8:28 pm-7:33 pm

1 stop23h 05m

San Antonio

Wed 11/25

8:28 pm-7:33 pm

1 stop23h 05m

$438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Iowa 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

Prices

Airlines

Other information

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of April, then book flights to San Antonio from Iowa during January instead. Flights to San Antonio in January, while not as cheap as those in April, still average around $317.

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

You are more likely to see cheaper flights to San Antonio from Iowa when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $451 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Iowa for as low as $322 on momondo.

Cheap Iowa to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Iowa to San Antonio

Best Price Found	$163
Fastest flight time	2h 25m
Direct flights	None

The best one-way flight to San Antonio from Iowa in the past 72 hours is $163. The best round-trip flight deal from Iowa to San Antonio found on momondo in the last 72 hours is $347.

The fastest flight from Iowa to San Antonio takes 2h 25m

There are no direct flights from Iowa to San Antonio. There are no popular flight routes from Iowa to San Antonio.

Search flight deals

Frequently asked questions about flying from Iowa to San Antonio

When did momondo last update prices for flights from Iowa to San Antonio Airport?
Prices for flights from Iowa to San Antonio Airport were last updated today.
How many operators does momondo search for flights from Iowa to San Antonio Airport?
The number of operators available for flights from Iowa to San Antonio Airport is 4 as of November 2026.
How old do you have to be to fly from Iowa 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 Iowa to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Iowa to San Antonio

Compare and see reviews for airlines that fly from Iowa to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $216	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.0 12,224 reviews	Search American Airlines flights
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
Southwest	PriceFrom $324	Free Cancellation	Rating 8.0 4,219 reviews	Search Southwest flights

New Braunfels

Kerrville

Pleasanton

Boerne

Schertz

Why use momondo?

Why should I use momondo to find a flight deal from Iowa 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 Iowa.

Can I find flights from Iowa to San Antonio with flexible booking policies on momondo?

Flights from Iowa to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Iowa to San Antonio?

Once you have performed a search for Iowa to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Iowa 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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Cheap flights from Iowa to San Antonio from $163

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Iowa to San Antonio departing on 1/6. 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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American Airlines flights from Iowa to San Antonio

Our best American Airlines deals on Iowa to San Antonio flight tickets

United Airlines flights from Iowa to San Antonio

Our best United Airlines deals on Iowa to San Antonio flight tickets

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How to get the cheapest flight ticket from Iowa to San Antonio

What is the cheapest month to fly to San Antonio?

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What is the cheapest airline that flies from Iowa to San Antonio?

What airlines fly to San Antonio?

How long does it take to fly to San Antonio?

Cheap Iowa to San Antonio flight deals and tips

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Frequently asked questions about flying from Iowa to San Antonio

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Why use momondo?

An easier way to manage your San Antonio trip

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