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$153+ Cheap flights from San Antonio to Milwaukee (SAT - MKE)

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — MKE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Milwaukee-Mitchell are usually found in August or June, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from San Antonio to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$254
(FlightHub)

One-way from

$153
(Cheapflightsfares)

Popular in

November

Cheapest in

August

Average price

$371
From San Antonio to Milwaukee-Mitchell
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One-way flight from San Antonio to Milwaukee-Mitchell
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Highest demand for flights based on searches. 11% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Antonio to Milwaukee

Cheapest flights from San Antonio to Milwaukee
Explore the most affordable flight options available from San Antonio to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/12:11 pmSAT - MKE
1 stop27h 58mSpirit Airlines
Mon 7/79:20 pmMKE - SAT
1 stop7h 40mSpirit Airlines
Deal found 6/10$254
This Delta deal was found by Cheapflights users on 6/10. 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 8/511:25 amSAT - MKE
1 stop6h 27mDelta
Thu 8/76:54 pmMKE - SAT
1 stop5h 20mDelta
Deal found 6/10$285
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:08 pmSAT - MKE
1 stop5h 33mUnited Airlines
Wed 9/310:50 amMKE - SAT
2 stops6h 52mUnited Airlines
Deal found 6/10$290
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/318:14 pmSAT - MKE
1 stop22h 59mFrontier
Mon 8/47:58 pmMKE - SAT
1 stop22h 04mFrontier
Deal found 6/12$321
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 8/256:00 amSAT - MKE
2 stops6h 36mAmerican Airlines
Fri 8/294:56 pmMKE - SAT
1 stop4h 43mAmerican Airlines
Deal found 6/11$326
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/315:30 pmSAT - MKE
1 stop6h 45mSouthwest
Mon 8/48:20 pmMKE - SAT
1 stop4h 30mSouthwest
Deal found 6/10$336
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/147:45 amSAT - MKE
1 stop7h 57mMultiple Airlines
Mon 7/146:42 pmMKE - SAT
2 stops24h 40mMultiple Airlines
Deal found 6/11$395
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amSAT - MKE
2 stops16h 59mAlaska Airlines
Mon 10/61:35 pmMKE - SAT
2 stops34h 24mAlaska Airlines
Deal found 6/10$753

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to Milwaukee 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 June 12, 2025.
Use the filters below to find and compare flights from San Antonio to Milwaukee that are best for you.

Fly from

San Antonio

Fly to

Milwaukee

Route

Depart

Return

Price

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Tue 7/1

2:11 pm-6:09 pm

1 stop27h 58m

Milwaukee-Mitchell

Mon 7/7

9:20 pm-5:00 am

1 stop7h 40m

$254

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Tue 8/5

11:25 am-5:52 pm

1 stop6h 27m

Milwaukee-Mitchell

Thu 8/7

6:54 pm-12:14 am

1 stop5h 20m

$285

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Thu 8/28

5:08 pm-10:41 pm

1 stop5h 33m

Milwaukee-Mitchell

Wed 9/3

10:50 am-5:42 pm

2 stops6h 52m

$290

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Thu 7/31

8:14 pm-7:13 pm

1 stop22h 59m

Milwaukee-Mitchell

Mon 8/4

7:58 pm-6:02 pm

1 stop22h 04m

$321

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 8/25

6:00 am-12:36 pm

2 stops6h 36m

Milwaukee-Mitchell

Fri 8/29

4:56 pm-9:39 pm

1 stop4h 43m

$326

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Thu 7/31

5:30 pm-12:15 am

1 stop6h 45m

Milwaukee-Mitchell

Mon 8/4

8:20 pm-12:50 am

1 stop4h 30m

$336

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 7/14

7:45 am-3:42 pm

1 stop7h 57m

Milwaukee-Mitchell

Mon 7/14

6:42 pm-7:22 pm

2 stops24h 40m

$395

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 10/1

7:00 am-11:59 pm

2 stops16h 59m

Milwaukee-Mitchell

Mon 10/6

1:35 pm-11:59 pm

2 stops34h 24m

$753

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 7/21

7:45 am-3:42 pm

1 stop7h 57m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from San Antonio to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from San Antonio 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 San Antonio to Milwaukee

How far ahead should I book a flight from San Antonio to Milwaukee?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Milwaukee. Price data was last updated on June 9, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Milwaukee. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from San Antonio to Milwaukee (average of $280). Flying from San Antonio to Milwaukee in June is currently the most expensive (average of $376). 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 SAT to MKE?

Find hourly flight availability from San Antonio to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from San Antonio to Milwaukee in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.

Rainfall in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Milwaukee ranges from 1.4 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. January is typically the driest time to visit Milwaukee when rainfall is around 1.4 in.

Temperature in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Milwaukee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milwaukee. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Antonio to Milwaukee round-trip?

    Currently priced at $254, Spirit Airlines will fly you from San Antonio to Milwaukee and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $285 and $290, respectively. Spirit Airlines is currently priced 37% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Milwaukee 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 San Antonio to Milwaukee?

    Currently, February is the cheapest month in which you can book a flight from San Antonio to Milwaukee (average of $280). Flying from San Antonio to Milwaukee in June is currently the most expensive (average of $376). 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
Mequon
Sheboygan
Oak Creek
Wauwatosa

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Alternative routes for San Antonio to Milwaukee

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

Discover the top 5 airlines that operate flights from San Antonio to Milwaukee. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$120Average$265FlexibilityNo cancel feeOn-time65%
DeltaCheapest$250Average$378FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$502FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$316Average$407FlexibilityNo cancel feeOn-time63%

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