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Cheap flights from San Antonio to Milwaukee from $131

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 10/31. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:16 am - 5:59 pmSAT-MKE
6h 43m1 stop
Delta Logo
5:40 am - 12:25 pmMKE-SAT
6h 45m1 stop
$261Delta
Find Deal
Wed, Dec 24 - Thu, Jan 1
Spirit Airlines Logo
6:00 am - 12:51 pmSAT-MKE
6h 51m1 stop
Spirit Airlines Logo
1:56 pm - 10:27 pmMKE-SAT
8h 31m1 stop
$279Spirit Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 8
United Airlines Logo
2:04 pm - 8:50 pmSAT-MKE
6h 46m1 stop
United Airlines Logo
5:13 pm - 11:28 pmMKE-SAT
6h 15m1 stop
$299United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 1
United Airlines Logo
5:13 pm - 10:43 pmSAT-MKE
5h 30m1 stop
United Airlines Logo
3:49 pm - 10:56 pmMKE-SAT
7h 07m2 stops
$304United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 1
American Airlines Logo
8:28 am - 3:17 pmSAT-MKE
6h 49m2 stops
American Airlines Logo
4:30 pm - 10:00 pmMKE-SAT
5h 30m1 stop
$322American Airlines
Find Deal
Sat, Dec 6 - Tue, Dec 9
Southwest Logo
9:45 am - 6:25 pmSAT-MKE
8h 40m2 stops
Southwest Logo
6:40 am - 1:05 pmMKE-SAT
6h 25m1 stop
$327Southwest
Find Deal
Mon, Nov 10 - Tue, Nov 11
Southwest Logo
11:20 am - 11:25 pmSAT-MKE
12h 05m2 stops
Southwest Logo
12:15 pm - 9:00 pmMKE-SAT
8h 45m2 stops
$348Southwest
Find Deal
Thu, Oct 30 - Sat, Nov 1
American Airlines Logo
8:43 am - 5:49 pmSAT-MKE
9h 06m2 stops
American Airlines Logo
6:14 am - 12:02 pmMKE-SAT
5h 48m1 stop
$349American Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1
Multiple Airlines Logo
3:59 pm - 9:40 amSAT-MKE
17h 41m2 stops
Multiple Airlines Logo
7:38 pm - 11:40 pmMKE-SAT
28h 02m1 stop
$412Multiple Airlines
Find Deal
Wed, Oct 22 - Mon, Oct 27
Multiple Airlines Logo
3:59 pm - 9:40 amSAT-MKE
17h 41m2 stops
Multiple Airlines Logo
1:55 pm - 3:50 pmMKE-SAT
25h 55m1 stop
$431Multiple Airlines
Find Deal
Wed, Oct 22 - Sun, Oct 26

Delta flights from San Antonio to Milwaukee

Our best Delta deals on San Antonio to Milwaukee flight tickets
Delta
Dec 24
SAT11:16 amSan Antonio
6h 43m
1 stop
MKE5:59 pmMilwaukee-Mitchell
Jan 1
MKE5:40 amMilwaukee-Mitchell
6h 45m
1 stop
SAT12:25 pmSan Antonio
$261
Find similar
Delta
Nov 3
SAT5:14 amSan Antonio
7h 55m
1 stop
MKE1:09 pmMilwaukee-Mitchell
Nov 4
MKE10:21 amMilwaukee-Mitchell
5h 50m
1 stop
SAT4:11 pmSan Antonio
$312
Find similar
Delta
Oct 30
SAT6:41 amSan Antonio
6h 28m
1 stop
MKE1:09 pmMilwaukee-Mitchell
Nov 1
MKE4:49 pmMilwaukee-Mitchell
5h 53m
1 stop
SAT10:42 pmSan Antonio
$332
Find similar

Southwest flights from San Antonio to Milwaukee

Our best Southwest deals on San Antonio to Milwaukee flight tickets
Southwest
Nov 10
SAT9:45 amSan Antonio
8h 40m
2 stops
MKE6:25 pmMilwaukee-Mitchell
Nov 11
MKE6:40 amMilwaukee-Mitchell
6h 25m
1 stop
SAT1:05 pmSan Antonio
$327
Find similar
Southwest
Oct 30
SAT11:20 amSan Antonio
12h 05m
2 stops
MKE11:25 pmMilwaukee-Mitchell
Nov 1
MKE12:15 pmMilwaukee-Mitchell
8h 45m
2 stops
SAT9:00 pmSan Antonio
$348
Find similar
Southwest
Dec 12
SAT5:55 amSan Antonio
7h 10m
1 stop
MKE1:05 pmMilwaukee-Mitchell
Dec 16
MKE8:10 amMilwaukee-Mitchell
10h 45m
2 stops
SAT6:55 pmSan Antonio
$357
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 9, 2025.
Use the filters below to find and compare flights from San Antonio to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 12/24

11:16 am-5:59 pm

1 stop6h 43m

Milwaukee-Mitchell

Thu 1/1

5:40 am-12:25 pm

1 stop6h 45m

$261

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Fri 12/5

6:00 am-12:51 pm

1 stop6h 51m

Milwaukee-Mitchell

Mon 12/8

1:56 pm-10:27 pm

1 stop8h 31m

$279

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Fri 10/31

2:04 pm-8:50 pm

1 stop6h 46m

Milwaukee-Mitchell

Sat 11/1

5:13 pm-11:28 pm

1 stop6h 15m

$299

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Fri 10/31

5:13 pm-10:43 pm

1 stop5h 30m

Milwaukee-Mitchell

Sat 11/1

3:49 pm-10:56 pm

2 stops7h 07m

$304

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Sat 12/6

8:28 am-3:17 pm

2 stops6h 49m

Milwaukee-Mitchell

Tue 12/9

4:30 pm-10:00 pm

1 stop5h 30m

$322

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Mon 11/10

9:45 am-6:25 pm

2 stops8h 40m

Milwaukee-Mitchell

Tue 11/11

6:40 am-1:05 pm

1 stop6h 25m

$327

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Thu 10/30

11:20 am-11:25 pm

2 stops12h 05m

Milwaukee-Mitchell

Sat 11/1

12:15 pm-9:00 pm

2 stops8h 45m

$348

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 12/24

8:43 am-5:49 pm

2 stops9h 06m

Milwaukee-Mitchell

Thu 1/1

6:14 am-12:02 pm

1 stop5h 48m

$349

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 10/22

3:59 pm-9:40 am

2 stops17h 41m

Milwaukee-Mitchell

Mon 10/27

7:38 pm-11:40 pm

1 stop28h 02m

$412

San AntonioMilwaukee

SAT - MKE

SATMKE

San Antonio

Wed 10/22

3:59 pm-9:40 am

2 stops17h 41m

Milwaukee-Mitchell

Sun 10/26

1:55 pm-3:50 pm

1 stop25h 55m

$431

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milwaukee from

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 typical price of a round-trip flight between San Antonio and Milwaukee?

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from San Antonio is in September. Flight prices, which tend to average around $357, 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 $370.

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 weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $421 when searching 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 $236 on momondo.

How have San Antonio to Milwaukee flight prices changed over time?

As of October 2025, prices for San Antonio to Milwaukee flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Direct flights

None
There are no direct flights from San Antonio to Milwaukee. There are no popular flight routes from San Antonio to Milwaukee.
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  • 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 29m.

  • 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?

  • 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?

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
DeltaPriceFrom $236Free CancellationRating
7.9
7,969 reviews
Search Delta flights
Spirit AirlinesPriceFrom $248Free CancellationRating
6.3
8,088 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $284Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
SouthwestPriceFrom $301Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
United AirlinesPriceFrom $326Free CancellationRating
7.4
8,968 reviews
Search United Airlines flights

  • United Airlines Flights From San Antonio to Milwaukee

    United Airlines flies from San Antonio to Milwaukee around 5 times per week, with 8,968 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from San Antonio to Milwaukee in the last 72 hours was $326 (round-trip), much lower than the average airfare cost of $561 for United Airlines flights on this route.

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
Kohler
Pewaukee
West Bend
Port Washington
Grafton
New Berlin

Why use momondo?

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.

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