Cheap flights from San Antonio to Milwaukee from $103
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Milwaukee departing on 7/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines flights from San Antonio to Milwaukee
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American Airlines flights from San Antonio to Milwaukee
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How to get the cheapest flight ticket from San Antonio to Milwaukee
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Milwaukee?
The cheapest month to fly to Milwaukee from San Antonio is in August. Flight prices, which tend to average around $316, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Milwaukee, with average flight prices from San Antonio averaging around $373.
What is the cheapest day to depart on your flight to Milwaukee?
According to our data, Wednesday is the cheapest day to fly to Milwaukee from San Antonio. The lowest ticket price found for a Wednesday departure recently was $348. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from San Antonio to Milwaukee on a Sunday will generally be more expensive and average around $536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Milwaukee?
In the evening is the cheapest time of day to fly from San Antonio to Milwaukee when you can find flight prices for as low as $336. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $461 per ticket.
How far in advance should I book a flight to Milwaukee?
You are more likely to see cheaper flights to Milwaukee from San Antonio when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $404 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from San Antonio for as low as $324 on momondo.
What is the cheapest airline that flies from San Antonio to Milwaukee-Mitchell?
Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from San Antonio to Milwaukee-Mitchell
What airlines fly to Milwaukee?
American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Milwaukee from San Antonio according to our data. American Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 6 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.
When to book flights from San Antonio to Milwaukee
Cheap San Antonio to Milwaukee (SAT to MKE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Milwaukee
How far is San Antonio to Milwaukee-Mitchell by plane?
The distance between San Antonio and Milwaukee-Mitchell is about 1107.6 mi. By plane, this route typically takes 4h 28m.
When did momondo last update prices for flights from San Antonio Airport to Milwaukee-Mitchell Airport?
Prices for flights from San Antonio Airport to Milwaukee-Mitchell Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Milwaukee-Mitchell Airport?
As of June 2025, there are 5 operators available to choose from for flights from San Antonio Airport to Milwaukee-Mitchell Airport.
How old do you have to be to fly from San Antonio Airport to Milwaukee-Mitchell Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Milwaukee-Mitchell Airport.
What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?
The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Milwaukee?
momondo data reveals that the most frequently booked airline on the route from San Antonio to Milwaukee is American Airlines, representing 38% of all bookings. The subsequent popular airlines are Delta at 26%, Southwest at 17%, and United Airlines at 11%.
Best airlines flying from San Antonio to Milwaukee
Compare and see reviews for airlines that fly from San Antonio to Milwaukee with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $120 | Free Cancellation | Rating 6.3 8,060 reviews | |||
| PriceFrom $250 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $306 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $316 | Free Cancellation | Rating 8.0 4,278 reviews |
Southwest Flights From San Antonio to Milwaukee
Southwest flies from San Antonio to Milwaukee around 2 times per week, with 4,278 momondo users rating the airline 8.0/10. The cheapest Southwest deal from San Antonio to Milwaukee in the last 72 hours was $316 (round-trip), much lower than the average airfare cost of $407 for Southwest flights on this route.
Traveling to a place near Milwaukee?
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Why should I use momondo to find a flight deal from San Antonio to Milwaukee?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Milwaukee for you.
Can I find flights from San Antonio to Milwaukee with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Milwaukee from San Antonio with this policy.
How can momondo help me find flights from San Antonio to Milwaukee?
momondo provides multiple filters to help you find the best flight to Milwaukee from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Antonio to Milwaukee right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Milwaukee, momondo offers a useful price alert feature which will track prices for flights to Milwaukee from San Antonio and alert you when they change.