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$54+ 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAT
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
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 October 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11mMultiple Airlines
Thu 12/112:13 pmSAT - ORD
1 stop7h 06mMultiple Airlines
Deal found 10/27$153
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/62:26 pmORD - SAT
1 stop17h 29mMultiple Airlines
Sat 12/137:00 amSAT - ORD
1 stop17h 13mMultiple Airlines
Deal found 10/30$154
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Mon 11/175:05 amORD - SAT
1 stop11h 35mMultiple Airlines
Wed 12/37:37 pmSAT - ORD
1 stop18h 20mMultiple Airlines
Deal found 10/30$155
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Mon 11/175:05 amORD - SAT
1 stop11h 35mMultiple Airlines
Wed 11/196:45 amSAT - ORD
2 stops24h 58mMultiple Airlines
Deal found 10/30$156
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/186:05 pmORD - SAT
1 stop24h 40mFrontier
Sun 11/237:39 pmSAT - ORD
1 stop21h 36mFrontier
Deal found 10/28$158
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Mon 11/175:05 amORD - SAT
1 stop11h 35mMultiple Airlines
Tue 12/24:54 pmSAT - ORD
1 stop23h 09mMultiple Airlines
Deal found 10/30$159
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/158:00 amORD - SAT
1 stop9h 10mFrontier
Mon 11/178:25 pmSAT - ORD
2 stops14h 49mFrontier
Deal found 10/29$160
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/26:48 amORD - SAT
1 stop9h 11mMultiple Airlines
Fri 12/55:46 pmSAT - ORD
1 stop18h 08mMultiple Airlines
Deal found 10/27$161
This CheapOair deal was found by Cheapflights users on 10/27. 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.
Sun 11/96:00 amORD - SAT
1 stop13h 30mFrontier
Thu 11/138:38 pmSAT - ORD
1 stop27h 37mFrontier
Deal found 10/27$163
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Mon 12/16:15 pmORD - SAT
1 stop21h 44mMultiple Airlines
Fri 12/55:46 pmSAT - ORD
1 stop18h 08mMultiple Airlines
Deal found 10/29$164
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/126:05 pmORD - SAT
1 stop25h 38mMultiple Airlines
Tue 11/187:37 pmSAT - ORD
1 stop14h 10mMultiple Airlines
Deal found 10/29$165
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/62:26 pmORD - SAT
1 stop17h 29mFrontier
Sun 12/710:25 amSAT - ORD
1 stop13h 47mFrontier
Deal found 10/27$166

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 October 31, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$154
(Kiwi.com)

One-way from

$54
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$391
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 ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 31, 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

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Thu 11/20

5:55 am-1:01 pm

1 stop7h 06m

San Antonio

Sun 11/23

6:20 pm-11:28 pm

1 stop5h 08m

$259

Green BaySan Antonio

GRB - SAT

GRBSAT

Green Bay Austin-Straubel

Wed 12/10

5:15 am-1:43 pm

1 stop8h 28m

San Antonio

Sun 12/14

2:48 pm-10:37 pm

1 stop7h 49m

$259

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Thu 12/25

5:26 pm-10:54 pm

1 stop5h 28m

San Antonio

Tue 1/6

9:00 am-2:52 pm

1 stop5h 52m

$259

AppletonSan Antonio

ATW - SAT

ATWSAT

Appleton Intl

Sat 12/20

5:15 pm-10:49 pm

1 stop5h 34m

San Antonio

Thu 12/25

6:00 am-11:32 am

1 stop5h 32m

$259

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Thu 1/8

5:06 pm-11:30 pm

1 stop6h 24m

San Antonio

Sun 1/11

6:30 am-2:05 pm

1 stop7h 35m

$259

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Thu 12/11

1:22 pm-9:19 pm

1 stop7h 57m

San Antonio

Mon 12/15

5:20 am-12:50 pm

1 stop7h 30m

$259

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Fri 1/16

3:48 pm-11:15 pm

1 stop7h 27m

San Antonio

Tue 1/20

5:25 am-12:03 pm

2 stops6h 38m

$264

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Sun 11/16

7:03 pm-4:40 pm

2 stops21h 37m

San Antonio

Sat 11/22

7:04 pm-6:48 pm

1 stop23h 44m

$279

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Thu 1/15

2:45 pm-9:35 pm

1 stop6h 50m

San Antonio

Tue 1/20

4:29 pm-10:37 pm

1 stop6h 08m

$279

MadisonSan Antonio

MSN - SAT

MSNSAT

Madison Truax Field

Tue 11/4

5:21 pm-10:42 pm

1 stop5h 21m

San Antonio

Wed 11/12

5:15 am-10:38 am

1 stop5h 23m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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 October 31, 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 American Airlines, Delta, and United Airlines fly from Wisconsin to San Antonio in about 5h 28m. The time it takes to get you to your destination can typically vary by up to 3h. Wisconsin and San Antonio are separated by a distance of 1066 mi. This flight may include one or multiple stops.

  • 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 October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$172Average$365FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$215Average$302FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$224Average$381FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$429FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$432FlexibilityNo cancel feeOn-time63%

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