$124 Cheap Flights from San Antonio (SAT) to Milwaukee (MKE)

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Find available prices by choosing your travel dates.

Cheap Flights from San Antonio to Milwaukee (SAT-MKE)

Prices were available within the past 7 days and start at $124 for one-way flights and $236 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Frontier Airlines
Spirit Airlines
Spirit Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
American Airlines
United
Flights from San Antonio (SAT) to Milwaukee (MKE)
Origin airport
San Antonio Intl.
Destination airport
General Mitchell Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$236
Distance
1096 mi

San Antonio to Milwaukee Flights

The cheapest times to fly from San Antonio to Milwaukee

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Milwaukee are during the month of May. You can find some of the cheapest flights from San Antonio to Milwaukee with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Antonio to Milwaukee

Sunday is one of the best days to book for cheap flights from San Antonio to Milwaukee: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from San Antonio to Milwaukee

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Milwaukee in 2025. You can also book with separate airlines for your outbound and return journeys, from $124 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Milwaukee flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Milwaukee airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from San Antonio Airport to General Mitchell Intl. Airport (MKE) last minute?
Being the spontaneous type is a fabulous way to travel the globe, but it isn’t necessarily the smartest method to land a cheap plane ticket. Consider booking your San Antonio Airport to Mitchell Intl. Airport trip in advance rather than leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you get to your destination!
What airports do you fly into for Milwaukee from San Antonio?
General Mitchell Intl. Airport (MKE), Lawrence J. Timmerman Airport (MWC) and John H. Batten Airport (RAC) are your options when heading off from San Antonio to Milwaukee. About 6 mi south of downtown Milwaukee, General Mitchell Intl. Airport (MKE) is the city’s main hub. Think about factors like flight departure and arrival times and the distance to your hotel before deciding on an airport. American Family Field and Mitchell Park Horticultural Conservatory are two amazing attractions to put on your itinerary when you arrive.
Can I change the date of my flight from SAT to Mitchell Intl. Airport?
You can quickly and easily make changes to your San Antonio Intl. Airport (SAT) to MKE flight by logging in to the Expedia Trips portal. But before you begin, check out the rules in your itinerary to see what you’re allowed to do and if any charges apply. Some carriers have a change fee per person, in addition to any difference in airfares. However, if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also browse our Customer Service portal for more handy information and to chat with our Virtual Agent.

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