$126+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAT
Feb 26 — Mar 51
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 January 27, 2026.
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 January 27, 2026.
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/910:52 am
MKE
- SAT
1 stop6h 11m
Frontier
Thu 2/121:57 pm
SAT
- MKE
1 stop19h 46m
Frontier
Deal found 1/25![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 pm
MKE
- SAT
1 stop16h 07m
Multiple Airlines
Wed 3/251:22 pm
SAT
- MKE
1 stop18h 08m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:11 pm
MKE
- SAT
1 stop27h 48m
Multiple Airlines
Thu 3/58:25 pm
SAT
- MKE
2 stops15h 16m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:37 pm
MKE
- SAT
1 stop17h 35m
Multiple Airlines
Tue 3/36:00 am
SAT
- MKE
1 stop9h 44m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$315
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:37 pm
MKE
- SAT
1 stop20h 11m
Frontier
Thu 2/191:57 pm
SAT
- MKE
1 stop19h 46m
Frontier
Deal found 1/26![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:47 pm
MKE
- SAT
1 stop28h 12m
Multiple Airlines
Wed 2/186:00 am
SAT
- MKE
1 stop25h 40m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$329
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:15 pm
MKE
- SAT
1 stop29h 02m
Frontier
Thu 3/192:08 pm
SAT
- MKE
1 stop21h 33m
Frontier
Deal found 1/25![Frontier logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:39 pm
MKE
- SAT
2 stops40h 51m
Multiple Airlines
Tue 3/36:00 am
SAT
- MKE
1 stop9h 44m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/172:40 pm
MKE
- SAT
1 stop7h 50m
Southwest
Tue 3/247:20 am
SAT
- MKE
1 stop7h 10m
Southwest
Deal found 1/27![Southwest logo]()
$335
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:29 pm
MKE
- SAT
1 stop6h 06m
Delta
Sat 2/285:30 am
SAT
- MKE
1 stop7h 46m
Delta
Deal found 1/26![Delta logo]()
$337
Find flight deals from Milwaukee to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $212 (CheapOair) |
One-way from | $126 (Kiwi.com) |
Popular in | March |
Cheapest in | April |
Average price | $406 |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee to San Antonio 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Milwaukee to San Antonio that are best for you.
Fly from
Milwaukee
Fly to
San Antonio
Route
Depart
Return
Price
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Tue 3/17
4:05 pm-12:10 am
2 stops8h 05m
San Antonio
Tue 3/24
1:30 pm-9:35 pm
1 stop8h 05m
$340
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Tue 3/3
5:03 pm-10:55 pm
1 stop5h 52m
San Antonio
Tue 3/10
5:30 pm-11:58 pm
1 stop6h 28m
$348
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Thu 2/26
5:00 am-1:08 pm
2 stops8h 08m
San Antonio
Tue 3/3
7:00 am-12:35 pm
1 stop5h 35m
$353
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Mon 4/13
6:52 am-11:49 am
1 stop4h 57m
San Antonio
Wed 4/15
5:20 am-11:27 am
1 stop6h 07m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Wed 3/25
8:00 am-1:14 pm
1 stop5h 14m
San Antonio
Wed 4/1
6:49 am-11:32 am
1 stop4h 43m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Thu 3/12
6:46 pm-12:38 am
1 stop5h 52m
San Antonio
Wed 3/18
5:10 am-12:13 pm
1 stop7h 03m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Tue 4/14
2:50 pm-8:30 pm
1 stop5h 40m
San Antonio
Mon 4/20
4:30 pm-11:57 pm
1 stop7h 27m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Thu 4/16
3:53 pm-9:30 pm
1 stop5h 37m
San Antonio
Sat 4/18
10:42 am-4:24 pm
1 stop5h 42m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Tue 3/24
7:35 am-5:05 pm
1 stop9h 30m
San Antonio
Wed 3/25
5:10 am-12:13 pm
1 stop7h 03m
$359
MilwaukeeSan Antonio
MKE - SAT
MKESAT
Milwaukee-Mitchell
Mon 4/20
7:00 am-12:59 pm
1 stop5h 59m
San Antonio
Wed 4/22
11:50 am-5:58 pm
1 stop6h 08m
$359
Showing 1-10 of 18 results
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 January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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?
Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to San Antonio. Price data was last updated on January 23, 2026.
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 64 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 $59). Flying from Milwaukee to San Antonio in September is currently the most expensive (average of $154). 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.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated January 27, 2026.
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.
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Alternative routes for Milwaukee to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Milwaukee to San Antonio
Discover the top 4 airlines that operate flights from Milwaukee to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$370 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$424 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$284 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$311 | Average$406 | FlexibilityNo cancel fee | On-time69% |