How long is the flight from Milwaukee to San Antonio?

Frontier and Delta can get you from Milwaukee to San Antonio in just under 7h 15m. Your travel time can differ by up to 21h 16m. The distance from Milwaukee to San Antonio is about 1095 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Milwaukee to San Antonio round-trip?

Currently priced at $236, Delta will fly you from Milwaukee to San Antonio and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $280 and $296, respectively. Delta is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

One-way options have recently been found by users for as low as $91 on American Airlines. Other airlines that offer cheap prices include Delta from $118 and United Airlines from $143 one-way.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

If weather is an important factor for your trip to San Antonio, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Milwaukee to San Antonio?

The most popular airlines flying from Milwaukee to San Antonio are American Airlines, Southwest and Delta. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Milwaukee-San Antonio flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Milwaukee-San Antonio flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Milwaukee-San Antonio flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Milwaukee-San Antonio flights, Cheapflights users trust Mytrip the most. Mytrip 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 Milwaukee-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Milwaukee to San Antonio that include hotel bookings?

Yes. In addition to deals on Milwaukee to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Milwaukee to San Antonio?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to San Antonio.

Can I find deals for business class flights from Milwaukee to San Antonio?

Yes. Cheapflights offers flight deals from Milwaukee to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$116+ Flights from Milwaukee to San Antonio

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Milwaukee-Mitchell to San Antonio are usually found in April or September, booked 56 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Milwaukee to San Antonio

Cheapest flights from Milwaukee to San Antonio
Explore the most affordable flight options available from Milwaukee to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Wed 12/246:14 amMKE - SAT

1 stop7h 56mAmerican Airlines

Sun 12/286:00 amSAT - MKE

1 stop5h 03mAmerican Airlines

Deal found 12/10

$393

Thu 12/258:00 amMKE - SAT

1 stop5h 11mUnited Airlines

Mon 12/296:40 amSAT - MKE

1 stop4h 47mUnited Airlines

Deal found 12/10

$424

Thu 12/253:13 pmMKE - SAT

1 stop7h 46mAmerican Airlines

Mon 12/294:39 pmSAT - MKE

2 stops6h 21mAmerican Airlines

Deal found 12/10

$459

Tue 12/235:50 pmMKE - SAT

1 stop6h 48mDelta

Mon 12/297:05 amSAT - MKE

1 stop7h 48mDelta

Deal found 12/9

$487

Tue 12/233:13 pmMKE - SAT

1 stop7h 46mAmerican Airlines

Mon 12/294:39 pmSAT - MKE

2 stops6h 21mAmerican Airlines

Deal found 12/9

$492

Sat 12/274:05 pmMKE - SAT

1 stop7h 15mSouthwest

Thu 1/16:50 amSAT - MKE

1 stop5h 10mSouthwest

Deal found 12/9

$566

Sun 12/287:45 amMKE - SAT

1 stop5h 19mAmerican Airlines

Thu 1/16:00 amSAT - MKE

1 stop5h 03mAmerican Airlines

Deal found 12/11

$571

Tue 12/2312:02 pmMKE - SAT

2 stops10h 46mUnited Airlines

Mon 12/292:13 pmSAT - MKE

2 stops8h 00mUnited Airlines

Deal found 12/9

$577

Sun 12/285:00 amMKE - SAT

1 stop7h 14mUnited Airlines

Thu 1/18:45 amSAT - MKE

1 stop6h 15mUnited Airlines

Deal found 12/10

$579

Best flights from Milwaukee to San Antonio
Discover carefully curated flight deals from Milwaukee to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Fri 3/67:46 pmMKE - SAT

1 stop28h 31mFrontier

Mon 3/98:53 pmSAT - MKE

1 stop23h 13mFrontier

Deal found 12/11

$217

Sat 1/175:30 amMKE - SAT

1 stop7h 15mDelta

Sun 1/185:30 amSAT - MKE

1 stop6h 59mDelta

Deal found 12/11

$281

Wed 1/143:45 pmMKE - SAT

1 stop5h 36mUnited Airlines

Tue 1/202:05 pmSAT - MKE

1 stop4h 48mUnited Airlines

Deal found 12/10

$290

Sat 1/1712:11 pmMKE - SAT

1 stop8h 32mDelta

Tue 1/206:17 pmSAT - MKE

1 stop5h 29mDelta

Deal found 12/11

$281

Wed 1/143:45 pmMKE - SAT

1 stop7h 12mUnited Airlines

Wed 1/215:59 pmSAT - MKE

1 stop5h 00mUnited Airlines

Deal found 12/10

$299

Sat 1/175:30 amMKE - SAT

1 stop7h 15mDelta

Sat 1/176:17 pmSAT - MKE

1 stop5h 11mDelta

Deal found 12/11

$281

Wed 1/147:00 amMKE - SAT

1 stop8h 21mDelta

Tue 1/205:30 amSAT - MKE

1 stop6h 59mDelta

Deal found 12/11

$290

Tue 1/135:30 amMKE - SAT

1 stop7h 15mDelta

Sun 1/185:30 amSAT - MKE

1 stop6h 59mDelta

Deal found 12/11

$290

Tue 1/135:33 pmMKE - SAT

1 stop5h 50mDelta

Sat 1/1712:38 pmSAT - MKE

1 stop8h 20mDelta

Deal found 12/11

$290

Tue 1/137:45 amMKE - SAT

1 stop9h 40mDelta

Wed 1/145:20 amSAT - MKE

1 stop5h 53mDelta

Deal found 12/11

$299

Last-minute flights from Milwaukee to San Antonio
Discover last-minute flight deals from Milwaukee to San Antonio. Data last updated December 12, 2025 and is based on user searches.

Wed 1/78:15 pmMKE - SAT

1 stop27h 37mMultiple Airlines

Sun 1/117:14 pmSAT - MKE

2 stops14h 44mMultiple Airlines

Deal found 12/10

$286

Thu 1/87:30 pmMKE - SAT

1 stop28h 22mMultiple Airlines

Thu 1/159:09 amSAT - MKE

1 stop9h 38mMultiple Airlines

Deal found 12/11

$275

Mon 1/1210:53 amMKE - SAT

2 stops12h 59mMultiple Airlines

Thu 1/159:09 amSAT - MKE

1 stop9h 38mMultiple Airlines

Deal found 12/11

$268

Mon 1/1210:53 amMKE - SAT

2 stops12h 59mMultiple Airlines

Sun 1/188:59 amSAT - MKE

1 stop9h 48mMultiple Airlines

Deal found 12/11

$273

Mon 1/1210:53 amMKE - SAT

2 stops12h 59mMultiple Airlines

Fri 1/166:30 amSAT - MKE

1 stop12h 22mMultiple Airlines

Deal found 12/11

$284

Wed 1/143:45 pmMKE - SAT

1 stop5h 36mUnited Airlines

Tue 1/202:05 pmSAT - MKE

1 stop4h 48mUnited Airlines

Deal found 12/10

$290

Fri 1/167:47 pmMKE - SAT

1 stop28h 05mMultiple Airlines

Wed 1/216:30 amSAT - MKE

1 stop11h 31mMultiple Airlines

Deal found 12/10

$287

Fri 1/167:47 pmMKE - SAT

1 stop28h 05mMultiple Airlines

Sat 1/246:30 amSAT - MKE

1 stop12h 23mMultiple Airlines

Deal found 12/10

$288

Sat 1/175:30 amMKE - SAT

1 stop7h 15mDelta

Sun 1/185:30 amSAT - MKE

1 stop6h 59mDelta

Deal found 12/11

$281

One-way flights from Milwaukee to San Antonio
Search for one-way flight options from Milwaukee to San Antonio. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Fri 12/1910:48 amMKE - SAT

1 stop6h 13mFrontier

Deal found 12/10

$116

Sat 1/175:30 pmMKE - SAT

1 stop5h 53mDelta

Deal found 12/11

$141

Sat 1/171:04 pmMKE - SAT

2 stops7h 47mAmerican Airlines

Deal found 12/11

$146

Fri 1/167:47 pmMKE - SAT

1 stop28h 05mMultiple Airlines

Deal found 12/11

$147

Wed 1/146:00 amMKE - SAT

1 stop6h 24mUnited Airlines

Deal found 12/11

$150

Wed 1/149:30 amMKE - SAT

2 stops7h 15mAmerican Airlines

Deal found 12/11

$155

Thu 1/155:00 amMKE - SAT

1 stop7h 24mUnited Airlines

Deal found 12/11

$168

Thu 5/76:53 pmMKE - SAT

1 stop4h 33mAmerican Airlines

Deal found 12/11

$204

Thu 5/78:00 amMKE - SAT

2 stops9h 05mSouthwest

Deal found 12/11

$229

Find flight deals from Milwaukee to San Antonio

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$217 (Travelocity)
One-way from	$116 (Priceline)
Popular in	March
Cheapest in	April
Average price	$456

Provider with most accurate pricing for Milwaukee-Mitchell-San Antonio flight deals.

Search Deals

Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San Antonio flights.

Search Deals

From Milwaukee-Mitchell to San Antonio

Search Deals

One-way flight from Milwaukee-Mitchell to San Antonio

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Milwaukee to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Fri 3/6

7:46 pm-12:17 am

1 stop28h 31m

San Antonio

Mon 3/9

8:53 pm-8:06 pm

1 stop23h 13m

$217

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Sat 1/17

5:30 am-12:45 pm

1 stop7h 15m

San Antonio

Sun 1/18

5:30 am-12:29 pm

1 stop6h 59m

$281

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Sat 1/17

12:11 pm-8:43 pm

1 stop8h 32m

San Antonio

Tue 1/20

6:17 pm-11:46 pm

1 stop5h 29m

$281

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Sat 1/17

5:30 am-12:45 pm

1 stop7h 15m

San Antonio

Sat 1/17

6:17 pm-11:28 pm

1 stop5h 11m

$281

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Wed 1/14

3:45 pm-9:21 pm

1 stop5h 36m

San Antonio

Tue 1/20

2:05 pm-6:53 pm

1 stop4h 48m

$290

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Wed 1/14

7:00 am-3:21 pm

1 stop8h 21m

San Antonio

Tue 1/20

5:30 am-12:29 pm

1 stop6h 59m

$290

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Tue 1/13

5:30 am-12:45 pm

1 stop7h 15m

San Antonio

Sun 1/18

5:30 am-12:29 pm

1 stop6h 59m

$290

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Tue 1/13

5:33 pm-11:23 pm

1 stop5h 50m

San Antonio

Sat 1/17

12:38 pm-8:58 pm

1 stop8h 20m

$290

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Wed 1/14

3:45 pm-10:57 pm

1 stop7h 12m

San Antonio

Wed 1/21

5:59 pm-10:59 pm

1 stop5h 00m

$299

MilwaukeeSan Antonio

MKE - SAT

MKESAT

Milwaukee-Mitchell

Tue 1/13

7:45 am-5:25 pm

1 stop9h 40m

San Antonio

Wed 1/14

5:20 am-11:13 am

1 stop5h 53m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 results

Compare providers for flights from Milwaukee to San Antonio

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to San Antonio in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 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 Milwaukee-San Antonio flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Milwaukee-San Antonio flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Milwaukee-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Milwaukee-San Antonio flights, Cheapflights users trust Mytrip the most. Mytrip 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 Milwaukee-San Antonio 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 Milwaukee to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Milwaukee 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 Milwaukee to San Antonio

How far ahead should I book a flight from Milwaukee to San Antonio?

The price you pay for your flight from Milwaukee to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Milwaukee to San Antonio?

Currently, January is the cheapest month in which you can book a flight from Milwaukee to San Antonio (average of $73). Flying from Milwaukee to San Antonio in February is currently the most expensive (average of $171). 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 MKE to SAT?

When flying from Milwaukee to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 7% versus a flight in the evening.

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Milwaukee to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,008 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,095 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,050 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

How long is the flight from Milwaukee to San Antonio?
Frontier and Delta can get you from Milwaukee to San Antonio in just under 7h 15m. Your travel time can differ by up to 21h 16m. The distance from Milwaukee to San Antonio is about 1095 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Milwaukee to San Antonio round-trip?
Currently priced at $236, Delta will fly you from Milwaukee to San Antonio and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $280 and $296, respectively. Delta is 42% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Milwaukee to San Antonio one-way?
One-way options have recently been found by users for as low as $91 on American Airlines. Other airlines that offer cheap prices include Delta from $118 and United Airlines from $143 one-way.
Can I find deals for flights from Milwaukee to San Antonio that include hotel bookings?
Yes. In addition to deals on Milwaukee to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Milwaukee to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to San Antonio.
Can I find deals for business class flights from Milwaukee to San Antonio?
Yes. Cheapflights offers flight deals from Milwaukee to San Antonio 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 Milwaukee to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Milwaukee to San Antonio (average of $73). Flying from Milwaukee to San Antonio in February is currently the most expensive (average of $171). 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

New Braunfels

Kerrville

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Top 4 airlines flying from Milwaukee to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$236	Average$378	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$280	Average$431	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$296	Average$386	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$296	Average$396	FlexibilityNo cancel fee	On-time71%

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$116+ Cheap flights from Milwaukee to San Antonio (MKE - SAT)

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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Milwaukee to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Milwaukee-Mitchell to San Antonio are usually found in April or September, booked 56 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Milwaukee to San Antonio

Cheapest flights from Milwaukee to San AntonioExplore the most affordable flight options available from Milwaukee to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Milwaukee to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Milwaukee to San Antonio

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Milwaukee to San Antonio that are best for you.

Compare providers for flights from Milwaukee to San Antonio

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 Milwaukee to San Antonio in December.

Best time to book a flight from Milwaukee to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Milwaukee with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to San Antonio

How far ahead should I book a flight from Milwaukee to San Antonio?

What is the cheapest month to book a flight from Milwaukee to San Antonio?

What is the cheapest time of day to fly from MKE to SAT?

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Milwaukee to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Milwaukee to San Antonio?

What are the cheapest airlines flying from Milwaukee to San Antonio round-trip?

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

Can I find deals for flights from Milwaukee to San Antonio that include hotel bookings?

How can I find direct flights from Milwaukee to San Antonio?

Can I find deals for business class flights from Milwaukee to San Antonio?

What is the cheapest month to book a flight from Milwaukee to San Antonio?

Traveling to a place near San Antonio?

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Alternative routes for Milwaukee to San Antonio

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Top 4 airlines flying from Milwaukee to San Antonio

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Cheapest flights from Milwaukee to San Antonio
Explore the most affordable flight options available from Milwaukee to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.