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$111+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — MKE
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Milwaukee-Mitchell are usually found in August or January, 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(Delta)

One-way from

$111
(CheapOair)

Popular in

November

Cheapest in

August

Average price

$446
Provider with most accurate pricing for San Antonio-Milwaukee-Mitchell flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Milwaukee-Mitchell flights.
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From San Antonio to Milwaukee-Mitchell
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One-way flight from San Antonio to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/186:30 amSAT - MKE
1 stop7h 24mDelta
Tue 4/224:56 pmMKE - SAT
1 stop5h 44mDelta
Deal found 3/25$237
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/910:09 amSAT - MKE
1 stop29h 56mSpirit Airlines
Sun 4/135:00 pmMKE - SAT
1 stop16h 14mSpirit Airlines
Deal found 3/25$258
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/911:48 amSAT - MKE
3 stops28h 17mMultiple Airlines
Sun 4/135:00 pmMKE - SAT
1 stop16h 14mMultiple Airlines
Deal found 3/25$302
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/244:45 pmSAT - MKE
1 stop6h 30mSouthwest
Mon 6/309:25 amMKE - SAT
2 stops10h 30mSouthwest
Deal found 3/25$357
This United deal was found by Cheapflights users on 3/25. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/192:08 pmSAT - MKE
1 stop7h 09mUnited Airlines
Tue 5/202:38 pmMKE - SAT
2 stops8h 40mUnited Airlines
Deal found 3/25$362
This American Airlines deal was found by Cheapflights users on 3/24. 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 10/254:34 pmSAT - MKE
1 stop6h 29mAmerican Airlines
Tue 10/288:57 amMKE - SAT
1 stop4h 42mAmerican Airlines
Deal found 3/24$387
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/187:21 pmSAT - MKE
2 stops24h 23mAlaska Airlines
Sun 4/202:58 pmMKE - SAT
2 stops31h 50mAlaska Airlines
Deal found 3/25$763

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 March 26, 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

Fri 4/18

6:30 am-1:54 pm

1 stop7h 24m

Milwaukee-Mitchell

Tue 4/22

4:56 pm-10:40 pm

1 stop5h 44m

$237

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 4/9

10:09 am-4:05 pm

1 stop29h 56m

Milwaukee-Mitchell

Sun 4/13

5:00 pm-9:14 am

1 stop16h 14m

$258

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Fri 4/18

6:21 am-12:27 pm

1 stop6h 06m

Milwaukee-Mitchell

Tue 4/22

1:48 pm-9:52 pm

2 stops8h 04m

$282

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 4/9

11:48 am-4:05 pm

3 stops28h 17m

Milwaukee-Mitchell

Sun 4/13

5:00 pm-9:14 am

1 stop16h 14m

$302

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Tue 6/24

4:45 pm-11:15 pm

1 stop6h 30m

Milwaukee-Mitchell

Mon 6/30

9:25 am-7:55 pm

2 stops10h 30m

$357

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 5/19

2:08 pm-9:17 pm

1 stop7h 09m

Milwaukee-Mitchell

Tue 5/20

2:38 pm-11:18 pm

2 stops8h 40m

$362

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Fri 4/18

7:21 pm-7:44 pm

2 stops24h 23m

Milwaukee-Mitchell

Sun 4/20

2:58 pm-10:48 pm

2 stops31h 50m

$763

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Sun 5/18

6:03 pm-11:01 am

1 stop16h 58m

$111

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Sat 5/3

6:10 am-12:27 pm

1 stop6h 17m

$119

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 5/19

2:25 pm-10:15 pm

2 stops7h 50m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 11 results
1
2

Compare providers for flights from San Antonio to Milwaukee

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Milwaukee in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 21, 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 March 26, 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 March 26, 2025.
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Food

7.1

Boarding

8.2

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 $237, Delta will fly you from San Antonio to Milwaukee and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and American Airlines - these airlines can fly you to your destination from $258 and $282, respectively. Delta is currently priced 41% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $111 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $119 and United Airlines from $345 one-way.

  • 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
Pewaukee
Sheboygan
Oak Creek
Wauwatosa

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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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$120Average$262FlexibilityNo cancel feeOn-time65%
DeltaCheapest$286Average$356FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$439FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$535FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$316Average$417FlexibilityNo cancel feeOn-time63%
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