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

Spirit Airlines, Frontier, and Sun Country Air are the most popular carriers operating from Wisconsin to San Antonio

What airlines fly to San Antonio?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to San Antonio from Wisconsin according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 6 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 Wisconsin you fly out of and what airport in San Antonio you fly into. For example, flying from Milwaukee to Austin takes 2h 40m on average. On the other hand, flying from Madison to Austin takes 4h 56m 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.

How many flights depart from Wisconsin to San Antonio on average per week?

As of July 2025, 213 flights take off from Wisconsin and land in San Antonio each week. The most common flight departure day for this route is Thu, with 20% of weekly flights taking off on this day.

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

Prices for flights from Wisconsin to San Antonio Airport are updated daily.

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

There are 7 operators available for flights from Wisconsin to San Antonio Airport as of July 2025.

How old do you have to be to fly from Wisconsin to San Antonio Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to San Antonio Airport.

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

The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$91 Cheap Flights from Wisconsin to San Antonio in 2025

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Find the cheapest flights from Wisconsin to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:05 am - 7:23 pmORD-SAT

12h 18m1 stop

8:37 pm - 11:59 amSAT-ORD

15h 22m1 stop

$181Spirit Airlines

Find Deal

Sat, Aug 30 - Sat, Sep 6

6:30 am - 1:49 pmORD-SAT

7h 19m1 stop

8:37 pm - 11:59 amSAT-ORD

15h 22m1 stop

$183Spirit Airlines

Find Deal

Mon, Sep 8 - Sat, Sep 13

5:38 pm - 11:00 pmMSN-SAT

5h 22m1 stop

12:44 pm - 4:52 pmSAT-MSN

4h 08m1 stop

$191American Airlines

Find Deal

Tue, Sep 16 - Sat, Sep 20

7:50 am - 2:35 pmMSP-SAT

6h 45m1 stop

3:34 pm - 10:58 pmSAT-MSP

7h 24m1 stop

$198Frontier

Find Deal

Sat, Aug 23 - Sat, Aug 30

7:50 am - 3:14 pmMSP-SAT

7h 24m1 stop

3:28 pm - 12:34 amSAT-MSP

9h 06m1 stop

$208Frontier

Find Deal

Sat, Oct 18 - Thu, Oct 23

5:15 am - 11:50 amMSP-SAT

6h 35m1 stop

3:22 pm - 8:46 pmSAT-MSP

5h 24m1 stop

$209

Find Deal

Thu, Sep 18 - Sat, Sep 20

6:30 am - 3:55 pmORD-SAT

9h 25m1 stop

3:28 pm - 11:53 pmSAT-ORD

8h 25m1 stop

$217

Find Deal

Thu, Oct 23 - Sun, Oct 26

10:45 am - 5:44 pmMSN-SAT

6h 59m1 stop

6:00 am - 10:35 amSAT-MSN

4h 35m1 stop

$225American Airlines

Find Deal

Fri, Oct 24 - Wed, Oct 29

5:45 am - 12:24 pmORD-SAT

6h 39m1 stop

12:41 pm - 10:04 pmSAT-ORD

9h 23m1 stop

$255Delta

Find Deal

Wed, Aug 20 - Wed, Aug 27

12:06 pm - 5:17 pmGRB-SAT

5h 11m1 stop

6:25 am - 11:26 amSAT-GRB

5h 01m1 stop

$259Delta

Find Deal

Fri, Aug 22 - Mon, Aug 25

American Airlines flights from Wisconsin to San Antonio

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

American Airlines

Sep 16

MSN5:38 pmMadison Truax Field

5h 22m

1 stop

SAT11:00 pmSan Antonio

Sep 20

SAT12:44 pmSan Antonio

4h 08m

1 stop

MSN4:52 pmMadison Truax Field

$191

Find similar

American Airlines

Oct 24

MSN10:45 amMadison Truax Field

6h 59m

1 stop

SAT5:44 pmSan Antonio

Oct 29

SAT6:00 amSan Antonio

4h 35m

1 stop

MSN10:35 amMadison Truax Field

$225

Find similar

American Airlines

Jan 14

MSN3:49 pmMadison Truax Field

7h 59m

2 stops

SAT11:48 pmSan Antonio

Jan 17

SAT11:00 amSan Antonio

5h 37m

1 stop

MSN4:37 pmMadison Truax Field

$231

Find similar

Frontier flights from Wisconsin to San Antonio

Our best Frontier deals on Wisconsin to San Antonio flight tickets

Frontier

Aug 23

MSP7:50 amMinneapolis St Paul

6h 45m

1 stop

SAT2:35 pmSan Antonio

Aug 30

SAT3:34 pmSan Antonio

7h 24m

1 stop

MSP10:58 pmMinneapolis St Paul

$198

Find similar

Frontier

Oct 18

MSP7:50 amMinneapolis St Paul

7h 24m

1 stop

SAT3:14 pmSan Antonio

Oct 23

SAT3:28 pmSan Antonio

9h 06m

1 stop

MSP12:34 amMinneapolis St Paul

$208

Find similar

Frontier

Dec 3

MSP8:00 amMinneapolis St Paul

25h 18m

1 stop

SAT9:18 amSan Antonio

Dec 8

SAT10:13 amSan Antonio

10h 39m

1 stop

MSP8:52 pmMinneapolis St Paul

$215

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Sat 8/30

7:05 am-7:23 pm

1 stop12h 18m

San Antonio

Sat 9/6

8:37 pm-11:59 am

1 stop15h 22m

$181

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Mon 9/8

6:30 am-1:49 pm

1 stop7h 19m

San Antonio

Sat 9/13

8:37 pm-11:59 am

1 stop15h 22m

$183

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Tue 9/16

5:38 pm-11:00 pm

1 stop5h 22m

San Antonio

Sat 9/20

12:44 pm-4:52 pm

1 stop4h 08m

$191

MinneapolisSan Antonio

MSP - SAT

MSPSAT

Minneapolis St Paul

Sat 8/23

7:50 am-2:35 pm

1 stop6h 45m

San Antonio

Sat 8/30

3:34 pm-10:58 pm

1 stop7h 24m

$198

MinneapolisSan Antonio

MSP - SAT

MSPSAT

Minneapolis St Paul

Sat 10/18

7:50 am-3:14 pm

1 stop7h 24m

San Antonio

Thu 10/23

3:28 pm-12:34 am

1 stop9h 06m

$208

MinneapolisSan Antonio

MSP - SAT

MSPSAT

Minneapolis St Paul

Thu 9/18

5:15 am-11:50 am

1 stop6h 35m

San Antonio

Sat 9/20

3:22 pm-8:46 pm

1 stop5h 24m

$209

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Thu 10/23

6:30 am-3:55 pm

1 stop9h 25m

San Antonio

Sun 10/26

3:28 pm-11:53 pm

1 stop8h 25m

$217

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Fri 10/24

10:45 am-5:44 pm

1 stop6h 59m

San Antonio

Wed 10/29

6:00 am-10:35 am

1 stop4h 35m

$225

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Wed 8/20

5:45 am-12:24 pm

1 stop6h 39m

San Antonio

Wed 8/27

12:41 pm-10:04 pm

1 stop9h 23m

$255

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Fri 8/22

12:06 pm-5:17 pm

1 stop5h 11m

San Antonio

Mon 8/25

6:25 am-11:26 am

1 stop5h 01m

$259

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 Wisconsin 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 August, then book flights to San Antonio from Wisconsin during July instead. Flights to San Antonio in July, while not as cheap as those in August, still average around $343.

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 Tuesday when prices can be found for as low as $370. 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 in the morning. momondo users have found flights departing from Wisconsin to San Antonio in the morning for as low as $386. 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 evening, with an average ticket price of $416. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to San Antonio from Wisconsin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $397 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Wisconsin for as low as $350 on momondo.

Cheap Wisconsin to San Antonio flight deals and tips

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

Best Price Found	$91
Fastest flight time	2h 45m
Direct flights	Every day
Airports in San Antonio	1 airport

The best one-way flight to San Antonio from Wisconsin in the past 72 hours is $91. The best round-trip flight deal from Wisconsin to San Antonio found on momondo in the last 72 hours is $181.

The fastest flight from Wisconsin to San Antonio takes 2h 45m

Direct flights go from Wisconsin to San Antonio every day.

There is 1 airport near San Antonio: San Antonio (SAT)

Search flight deals

When did momondo last update prices for flights from Wisconsin to San Antonio Airport?
Prices for flights from Wisconsin to San Antonio Airport are updated daily.
How many operators does momondo search for flights from Wisconsin to San Antonio Airport?
There are 7 operators available for flights from Wisconsin to San Antonio Airport as of July 2025.
How old do you have to be to fly from Wisconsin to San Antonio Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Wisconsin to San Antonio

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $147	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Spirit Airlines	PriceFrom $178	Free Cancellation	Rating 6.3 8,048 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $225	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Southwest	PriceFrom $312	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Wisconsin to San Antonio?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Wisconsin to San Antonio. momondo saves you time and could save you money on your trip.

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

All flight searches from Wisconsin to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Wisconsin and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Wisconsin to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.