San Antonio

$60+ Cheap flights from Wisconsin to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAT
Mar 28 — Apr 41
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wisconsin to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Wisconsin to San Antonio

Cheapest flights from Wisconsin to San Antonio
Explore the most affordable flight options available from Wisconsin to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2026.

This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:21 pm
MKE
-
SAT
1 stop21h 03m
Frontier
Sun 4/192:59 pm
SAT
-
MKE
1 stop25h 11m
Frontier
Deal found 2/25$191
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1111:35 am
MSN
-
SAT
1 stop9h 12m
American Airlines
Sat 4/185:00 am
SAT
-
MSN
1 stop6h 05m
American Airlines
Deal found 2/25$191
This Trip.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:05 pm
MKE
-
SAT
1 stop22h 04m
Frontier
Thu 4/233:00 pm
SAT
-
MKE
1 stop26h 34m
Frontier
Deal found 2/24$201
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:04 pm
MSN
-
SAT
1 stop7h 42m
Delta
Sat 5/96:08 am
SAT
-
MSN
1 stop7h 45m
Delta
Deal found 2/24$237
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:45 am
MSP
-
SAT
1 stop7h 30m
Frontier
Mon 4/206:31 pm
SAT
-
MSP
2 stops29h 27m
Frontier
Deal found 2/24$244
This CheapOair deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:15 pm
MKE
-
SAT
1 stop29h 02m
Frontier
Mon 3/3010:05 am
SAT
-
MKE
1 stop8h 15m
Frontier
Deal found 2/23$245
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:50 am
MSP
-
SAT
1 stop7h 19m
Frontier
Sat 4/254:04 pm
SAT
-
MSP
2 stops18h 31m
Frontier
Deal found 2/24$245
This CheapOair deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:45 am
MSP
-
SAT
1 stop26h 21m
Frontier
Wed 3/256:45 am
SAT
-
MSP
1 stop17h 12m
Frontier
Deal found 2/26$246
This American Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/183:29 pm
MSN
-
SAT
1 stop5h 22m
American Airlines
Sat 4/255:00 am
SAT
-
MSN
1 stop6h 05m
American Airlines
Deal found 2/24$246
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:21 pm
MSP
-
SAT
1 stop5h 56m
Frontier
Wed 3/186:45 am
SAT
-
MSP
1 stop17h 12m
Frontier
Deal found 2/24$248
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:53 pm
MSP
-
SAT
1 stop8h 26m
Frontier
Mon 4/136:45 am
SAT
-
MSP
1 stop11h 08m
Frontier
Deal found 2/24$249
This Expedia deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/228:27 pm
MSP
-
SAT
1 stop17h 28m
Frontier
Sat 3/286:45 am
SAT
-
MSP
1 stop17h 12m
Frontier
Deal found 2/24$250

Find flight deals from Wisconsin to San Antonio

Keep the following information in mind while searching for Wisconsin to San Antonio flight deals. Data was last updated February 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(CheapOair)

One-way from

$60
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$414
Provider with most accurate pricing for Milwaukee-Mitchell-San Antonio flight deals.
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San Antonio flights.
From Wisconsin to San Antonio
One-way flight from Wisconsin to San Antonio
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wisconsin to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 26, 2026.
Use the filters below to find and compare flights from Wisconsin to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Tue 5/5

5:04 pm-12:46 am

1 stop7h 42m

San Antonio

Sat 5/9

6:08 am-11:08 am

1 stop5h 00m

$237

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Sat 5/23

5:01 pm-10:27 pm

1 stop5h 26m

San Antonio

Mon 5/25

6:08 am-11:13 am

1 stop5h 05m

$259

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Sat 4/18

4:20 pm-9:30 pm

1 stop5h 10m

San Antonio

Sat 4/25

5:10 am-3:38 pm

2 stops10h 28m

$264

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Sat 4/18

4:20 pm-9:30 pm

1 stop5h 10m

San Antonio

Mon 4/20

1:55 pm-9:37 pm

1 stop7h 42m

$269

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Wed 4/22

5:30 am-12:59 pm

1 stop7h 29m

San Antonio

Sun 4/26

5:10 am-10:31 am

1 stop5h 21m

$269

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Fri 4/17

4:20 pm-10:11 pm

1 stop5h 51m

San Antonio

Sun 4/19

5:10 am-10:31 am

1 stop5h 21m

$279

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Fri 4/24

7:30 am-1:08 pm

1 stop5h 38m

San Antonio

Fri 4/24

7:15 pm-12:45 am

1 stop5h 30m

$283

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Fri 5/29

6:20 am-3:39 pm

2 stops9h 19m

San Antonio

Thu 6/4

5:18 pm-10:45 pm

1 stop5h 27m

$284

WausauSan Antonio

CWA - SAT

CWASAT

Wausau Central Wisconsin

Wed 4/29

4:17 pm-9:30 pm

1 stop5h 13m

San Antonio

Wed 5/6

5:10 am-3:37 pm

2 stops10h 27m

$284

WausauSan Antonio

CWA - SAT

CWASAT

Wausau Central Wisconsin

Sat 4/18

4:24 pm-9:30 pm

1 stop5h 06m

San Antonio

Sat 4/25

5:10 am-3:44 pm

2 stops10h 34m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Wisconsin to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Wisconsin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Wisconsin to San Antonio

What is the cheapest month to book a flight from Wisconsin to San Antonio?

Currently, December is the cheapest month in which you can book a flight from Wisconsin to San Antonio (average of $113). Flying from Wisconsin to San Antonio in February is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Antonio from Wisconsin?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly into when you book flights from Wisconsin to San Antonio.

  • How long is the flight from Wisconsin to San Antonio?

    Airlines like Delta, United Airlines, and Southwest fly from Wisconsin to San Antonio in about 5h 38m. The time it takes to get you to your destination can typically vary by up to 4h 12m. Wisconsin and San Antonio are separated by a distance of 1042 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Wisconsin to San Antonio one-way?

    The cheapest airlines for a one-way flight from Wisconsin to San Antonio are American Airlines ($91), Delta ($118), and Southwest ($149).

  • What are the most popular routes from Wisconsin to San Antonio?

  • Can I find deals for flights from Wisconsin to San Antonio that include hotel bookings?

    Yes. In addition to deals on Wisconsin to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to San Antonio.

  • Can I find deals for business class flights from Wisconsin to San Antonio?

    Yes. Cheapflights offers flight deals from Wisconsin to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Wisconsin to San Antonio?

    Currently, December is the cheapest month in which you can book a flight from Wisconsin to San Antonio (average of $113). Flying from Wisconsin to San Antonio in February is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Wisconsin to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Wisconsin to San Antonio

Discover the top 4 airlines that operate flights from Wisconsin to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$129Average$329FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$190Average$389FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$257Average$382FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$276Average$410FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.