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Cheap flights from San Antonio to Milwaukee from $102

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 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:03 am - 9:08 amSAT  San Antonio-MKE Milwaukee-Mitchell
23h 05m1 stop Orlando
Frontier Logo
10:10 am - 9:10 amMKE  Milwaukee-Mitchell-SAT San Antonio
23h 00m1 stop Orlando
$269Frontier
Wed, Sep 23 - Sun, Sep 27
Southwest Logo
3:30 pm - 8:20 pmSAT  San Antonio-MKE Milwaukee-Mitchell
4h 50m1 stop Lambert-St Louis
Southwest Logo
1:05 pm - 8:05 pmMKE  Milwaukee-Mitchell-SAT San Antonio
7h 00m1 stop Kansas City
$281Southwest
Mon, Sep 28 - Thu, Oct 1
Delta Logo
11:36 am - 6:07 pmSAT  San Antonio-MKE Milwaukee-Mitchell
6h 31m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:57 pm - 10:44 pmMKE  Milwaukee-Mitchell-SAT San Antonio
5h 47m1 stop Detroit Metropolitan Wayne County
$281Delta
Thu, Sep 24 - Mon, Sep 28
Delta Logo
5:00 pm - 11:53 pmSAT  San Antonio-MKE Milwaukee-Mitchell
6h 53m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:36 pm - 7:48 pmMKE  Milwaukee-Mitchell-SAT San Antonio
7h 12m1 stop Atlanta Hartsfield-Jackson
$281Delta
Sat, Oct 10 - Wed, Oct 14
United Airlines Logo
9:58 am - 5:13 pmSAT  San Antonio-MKE Milwaukee-Mitchell
7h 15m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 pm - 10:51 pmMKE  Milwaukee-Mitchell-SAT San Antonio
4h 51m1 stop Houston George Bush Intcntl
$281United Airlines
Sat, Oct 10 - Wed, Oct 14
Southwest Logo
3:30 pm - 9:25 pmSAT  San Antonio-MKE Milwaukee-Mitchell
5h 55m2 stops Lambert-St Louis Chicago Midway
Southwest Logo
1:05 pm - 8:05 pmMKE  Milwaukee-Mitchell-SAT San Antonio
7h 00m1 stop Kansas City
$286Southwest
Mon, Sep 28 - Thu, Oct 1
American Airlines Logo
1:33 pm - 7:59 pmSAT  San Antonio-MKE Milwaukee-Mitchell
6h 26m1 stop Chicago O'Hare Intl
American Airlines Logo
8:31 am - 1:55 pmMKE  Milwaukee-Mitchell-SAT San Antonio
5h 24m1 stop Chicago O'Hare Intl
$287American Airlines
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
6:20 pm - 10:57 pmSAT  San Antonio-MKE Milwaukee-Mitchell
4h 37m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 2:27 pmMKE  Milwaukee-Mitchell-SAT San Antonio
7h 27m1 stop Dallas/Fort Worth
$326American Airlines
Fri, Sep 4 - Wed, Sep 9
United Airlines Logo
1:52 pm - 8:59 pmSAT  San Antonio-MKE Milwaukee-Mitchell
7h 07m1 stop Denver Intl
United Airlines Logo
2:35 pm - 8:53 pmMKE  Milwaukee-Mitchell-SAT San Antonio
6h 18m1 stop Denver Intl
$334United Airlines
Wed, Nov 4 - Sat, Nov 7
Multiple Airlines Logo
9:25 am - 7:15 pmSAT  San Antonio-MKE Milwaukee-Mitchell
33h 50m2 stops Raleigh-Durham Orlando
Multiple Airlines Logo
8:10 pm - 9:39 amMKE  Milwaukee-Mitchell-SAT San Antonio
13h 29m1 stop Orlando
$460Multiple Airlines
Thu, Oct 15 - Sun, Oct 18

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Frontier flights from San Antonio to Milwaukee

Our best Frontier deals on San Antonio to Milwaukee flight tickets
Frontier
Sep 23
SAT10:03 amSan Antonio
23h 05m
1 stop
MKE9:08 amMilwaukee-Mitchell
Sep 27
MKE10:10 amMilwaukee-Mitchell
23h 00m
1 stop
SAT9:10 amSan Antonio
$269
Frontier
Aug 24
SAT9:51 amSan Antonio
25h 22m
1 stop
MKE11:13 amMilwaukee-Mitchell
Aug 30
MKE12:10 pmMilwaukee-Mitchell
20h 46m
1 stop
SAT8:56 amSan Antonio
$330
Frontier
Aug 24
SAT9:51 amSan Antonio
25h 22m
1 stop
MKE11:13 amMilwaukee-Mitchell
Aug 30
MKE12:10 pmMilwaukee-Mitchell
31h 21m
2 stops
SAT7:31 pmSan Antonio
$725

United Airlines flights from San Antonio to Milwaukee

Our best United Airlines deals on San Antonio to Milwaukee flight tickets
United Airlines
Nov 4
SAT1:52 pmSan Antonio
7h 07m
1 stop
MKE8:59 pmMilwaukee-Mitchell
Nov 7
MKE2:35 pmMilwaukee-Mitchell
6h 18m
1 stop
SAT8:53 pmSan Antonio
$334
United Airlines
Oct 10
SAT2:25 pmSan Antonio
8h 34m
2 stops
MKE10:59 pmMilwaukee-Mitchell
Oct 14
MKE6:00 pmMilwaukee-Mitchell
4h 51m
1 stop
SAT10:51 pmSan Antonio
$335
United Airlines
Nov 4
SAT11:45 amSan Antonio
7h 13m
2 stops
MKE6:58 pmMilwaukee-Mitchell
Nov 7
MKE2:35 pmMilwaukee-Mitchell
6h 18m
1 stop
SAT8:53 pmSan Antonio
$340

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 August 15, 2026.
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

Cheapest round-trip

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Wed 9/23

10:03 am-9:08 am

1 stop23h 05m

Milwaukee-Mitchell

Sun 9/27

10:10 am-9:10 am

1 stop23h 00m

$269
Quickest round-trip

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Mon 9/28

3:30 pm-8:20 pm

1 stop4h 50m

Milwaukee-Mitchell

Thu 10/1

1:05 pm-8:05 pm

1 stop7h 00m

$281

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Thu 9/24

11:36 am-6:07 pm

1 stop6h 31m

Milwaukee-Mitchell

Mon 9/28

4:57 pm-10:44 pm

1 stop5h 47m

$281

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Sat 10/10

5:00 pm-11:53 pm

1 stop6h 53m

Milwaukee-Mitchell

Wed 10/14

12:36 pm-7:48 pm

1 stop7h 12m

$281

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Sat 10/10

9:58 am-5:13 pm

1 stop7h 15m

Milwaukee-Mitchell

Wed 10/14

6:00 pm-10:51 pm

1 stop4h 51m

$281

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Mon 9/28

3:30 pm-9:25 pm

2 stops5h 55m

Milwaukee-Mitchell

Thu 10/1

1:05 pm-8:05 pm

1 stop7h 00m

$286

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Sat 9/5

1:33 pm-7:59 pm

1 stop6h 26m

Milwaukee-Mitchell

Wed 9/9

8:31 am-1:55 pm

1 stop5h 24m

$287

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Fri 9/4

6:20 pm-10:57 pm

1 stop4h 37m

Milwaukee-Mitchell

Wed 9/9

7:00 am-2:27 pm

1 stop7h 27m

$326

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Wed 11/4

1:52 pm-8:59 pm

1 stop7h 07m

Milwaukee-Mitchell

Sat 11/7

2:35 pm-8:53 pm

1 stop6h 18m

$334

San AntonioMilwaukee

SAT San Antonio - MKE Milwaukee-Mitchell

SATMKE

San Antonio

Thu 10/15

9:25 am-7:15 pm

2 stops33h 50m

Milwaukee-Mitchell

Sun 10/18

8:10 pm-9:39 am

1 stop13h 29m

$460

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?

Prices are currently low for flights on this route.

Typical prices usually range from $374 to $494.
The lowest price recently found on this route was $269.

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from San Antonio is in January. Flight prices, which tend to average around $334, are often lower during this time because this is during the off-season. The month of December is another great option to travel to Milwaukee, with average flight prices from San Antonio averaging around $351.

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

As of August 2026, prices for San Antonio to Milwaukee flights are approximately 4% more expensive 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

Fastest flight time

5h 20m

Direct flights

None
The fastest flight from San Antonio to Milwaukee takes 5h 20m
There are no direct flights from San Antonio to Milwaukee. There are no popular flight routes from San Antonio to Milwaukee.
Search flight deals

Frequently asked questions about flying 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 5h 20m.

  • 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 $275Free CancellationRating
7.8
8,508 reviews
Search Delta flights
American AirlinesPriceFrom $321Free CancellationRating
7.1
11,941 reviews
Search American Airlines flights
United AirlinesPriceFrom $322Free CancellationRating
7.4
10,111 reviews
Search United Airlines flights
SouthwestPriceFrom $331Free CancellationRating
8.0
4,219 reviews
Search Southwest flights

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
West Bend
Port Washington
Kohler
Pewaukee
New Berlin
Grafton

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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