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$49+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAT
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find 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 November 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/47:00 amORD - SAT
1 stop7h 11mFrontier
Mon 12/87:43 pmSAT - ORD
2 stops19h 29mFrontier
Deal found 11/6$154
This Booking.com deal was found by Cheapflights users on 11/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amORD - SAT
1 stop27h 10mFrontier
Sun 11/237:00 amSAT - ORD
1 stop17h 10mFrontier
Deal found 11/6$156
This Frontier deal was found by Cheapflights users on 11/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:00 amORD - SAT
1 stop11h 58mFrontier
Mon 12/1512:03 pmSAT - ORD
1 stop8h 14mFrontier
Deal found 11/6$160
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/119:53 pmORD - SAT
1 stop22h 37mFrontier
Sun 1/46:45 amSAT - ORD
2 stops41h 09mFrontier
Deal found 11/6$162
This Booking.com deal was found by Cheapflights users on 11/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:12 amORD - SAT
1 stop8h 20mMultiple Airlines
Thu 12/41:51 pmSAT - ORD
1 stop21h 51mMultiple Airlines
Deal found 11/6$163
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Fri 12/510:05 pmORD - SAT
2 stops20h 54mMultiple Airlines
Mon 12/812:03 pmSAT - ORD
1 stop8h 14mMultiple Airlines
Deal found 11/6$164
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/207:00 amORD - SAT
1 stop7h 28mMultiple Airlines
Sun 11/237:39 pmSAT - ORD
1 stop20h 24mMultiple Airlines
Deal found 11/6$165
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 11/207:00 amORD - SAT
1 stop7h 28mFrontier
Sun 11/237:39 pmSAT - ORD
1 stop21h 36mFrontier
Deal found 11/5$166
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/119:06 pmORD - SAT
1 stop15h 54mMultiple Airlines
Sun 12/145:40 amSAT - ORD
1 stop18h 33mMultiple Airlines
Deal found 11/6$167
This Expedia deal was found by Cheapflights users on 11/4. 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.
Mon 11/247:00 amORD - SAT
1 stop17h 20mMultiple Airlines
Tue 12/27:37 pmSAT - ORD
1 stop13h 40mMultiple Airlines
Deal found 11/4$169
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 12/61:24 pmORD - SAT
1 stop27h 27mFrontier
Mon 12/157:43 pmSAT - ORD
2 stops19h 29mFrontier
Deal found 11/6$170
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/207:00 amORD - SAT
1 stop7h 28mFrontier
Sat 11/2211:05 amSAT - ORD
1 stop13h 05mFrontier
Deal found 11/6$171

Cheap 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 November 6, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$154
(Kiwi.com)

One-way from

$49
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$388
Provider with most accurate pricing for Milwaukee-Mitchell-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San Antonio flights.
Search Deals
From Wisconsin to San Antonio
Search Deals
One-way flight from Wisconsin to San Antonio
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 6, 2025.
Use the filters below to find and compare flights from Wisconsin to San Antonio that are best for you.

Fly from

Wisconsin

Fly to

San Antonio

Route

Depart

Return

Price

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Sat 12/13

1:24 pm-4:51 pm

1 stop27h 27m

San Antonio

Mon 12/15

12:03 pm-8:17 pm

1 stop8h 14m

$169

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Fri 11/21

5:21 pm-12:20 am

1 stop6h 59m

San Antonio

Tue 11/25

11:05 am-3:29 pm

1 stop28h 24m

$207

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Tue 11/25

9:48 am-12:20 am

1 stop14h 32m

San Antonio

Fri 11/28

7:00 am-4:36 pm

1 stop9h 36m

$215

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Wed 12/24

6:05 am-5:01 pm

1 stop10h 56m

San Antonio

Tue 12/30

10:18 am-12:12 am

2 stops37h 54m

$224

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Wed 12/17

3:35 pm-12:25 am

1 stop8h 50m

San Antonio

Mon 12/29

6:32 pm-11:28 pm

1 stop4h 56m

$225

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Mon 1/26

3:09 pm-8:50 pm

1 stop5h 41m

San Antonio

Sat 1/31

9:30 am-4:52 pm

2 stops7h 22m

$230

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Wed 4/15

5:17 pm-12:14 am

1 stop6h 57m

San Antonio

Sat 4/18

12:50 pm-8:40 pm

1 stop7h 50m

$237

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Wed 12/17

9:48 am-11:26 pm

2 stops37h 38m

San Antonio

Tue 12/30

6:45 am-3:39 pm

1 stop8h 54m

$251

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Sat 12/13

10:10 am-6:53 pm

2 stops8h 43m

San Antonio

Tue 12/16

6:00 am-1:32 pm

2 stops7h 32m

$256

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Thu 12/4

10:45 am-4:37 pm

1 stop5h 52m

San Antonio

Wed 12/10

7:00 am-1:00 pm

1 stop6h 00m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from Wisconsin to San Antonio (average of $129). Flying from Wisconsin to San Antonio in November is currently the most expensive (average of $236). 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.

What is the cheapest time of day to fly from WI to SAT?

Find hourly flight availability from Wisconsin to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

When flying from Wisconsin to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the morning.

What is the cheapest day to fly from Wisconsin to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Wisconsin to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Wisconsin to San Antonio flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 Frontier, American Airlines, and Delta fly from Wisconsin to San Antonio in about 6h 57m. The time it takes to get you to your destination can typically vary by up to 20h 30m. Wisconsin and San Antonio are separated by a distance of 1066 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 Frontier ($68), American Airlines ($107), and United Airlines ($131).

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

    While some choose either Minneapolis St Paul - San Antonio or Milwaukee-Mitchell - San Antonio, Chicago O'Hare Intl - San Antonio is the most popular route 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, August is the cheapest month in which you can book a flight from Wisconsin to San Antonio (average of $129). Flying from Wisconsin to San Antonio in November is currently the most expensive (average of $236). 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

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Alternative routes for Wisconsin to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Wisconsin to San Antonio

Discover the top 5 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$172Average$363FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$215Average$302FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$224Average$380FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$427FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$433FlexibilityNo cancel feeOn-time63%

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