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$67+ Cheap flights from Michigan to San Antonio (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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SAT
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Michigan to San Antonio

Cheapest flights from Michigan to San Antonio
Explore the most affordable flight options available from Michigan to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Booking.com deal was found by Cheapflights users on 12/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:20 pmDTW - SAT
1 stop24h 01mFrontier
Sat 1/103:55 pmSAT - DTW
1 stop22h 53mFrontier
Deal found 12/17$247
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:05 amORD - SAT
1 stop10h 56mFrontier
Thu 1/810:13 amSAT - ORD
1 stop8h 32mFrontier
Deal found 12/16$253
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 amORD - SAT
1 stop11h 01mFrontier
Thu 1/810:13 amSAT - ORD
1 stop8h 32mFrontier
Deal found 12/16$267
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:20 pmDTW - SAT
1 stop12h 57mFrontier
Thu 1/2212:31 pmSAT - DTW
1 stop10h 28mFrontier
Deal found 12/16$267
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:23 amORD - SAT
1 stop6h 53mFrontier
Thu 1/16:45 amSAT - ORD
1 stop17h 27mFrontier
Deal found 12/16$269
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:20 pmDTW - SAT
1 stop24h 01mMultiple Airlines
Sat 1/1010:35 amSAT - DTW
2 stops10h 33mMultiple Airlines
Deal found 12/17$270
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amORD - SAT
1 stop6h 14mFrontier
Mon 12/2912:18 pmSAT - ORD
1 stop11h 54mFrontier
Deal found 12/16$284
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:20 pmDTW - SAT
1 stop12h 57mMultiple Airlines
Sat 1/3110:35 amSAT - DTW
1 stop12h 24mMultiple Airlines
Deal found 12/17$284
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:05 amORD - SAT
1 stop10h 56mFrontier
Fri 1/910:13 amSAT - ORD
1 stop12h 43mFrontier
Deal found 12/16$288
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:23 amORD - SAT
1 stop6h 53mFrontier
Mon 1/57:11 pmSAT - ORD
1 stop21h 08mFrontier
Deal found 12/16$294
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/232:01 pmMDW - SAT
2 stops43h 22mFrontier
Thu 1/87:14 pmSAT - MDW
1 stop27h 55mFrontier
Deal found 12/16$297
This Booking.com deal was found by Cheapflights users on 12/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:20 pmDTW - SAT
1 stop24h 01mFrontier
Mon 12/297:11 pmSAT - DTW
1 stop24h 02mFrontier
Deal found 12/17$298

Find flight deals from Michigan to San Antonio

Keep the following information in mind while searching for Michigan to San Antonio flight deals. Data was last updated December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$154
(Kiwi.com)

One-way from

$67
(Mytrip)

Popular in

March

Cheapest in

August

Average price

$458

Good round-trip deal

$399 or less

Good one-way deal

$448 or less
Provider with most accurate pricing for Detroit (DTT)-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-San Antonio flights.
Search Deals
From Michigan to San Antonio
Search Deals
One-way flight from Michigan to San Antonio
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Michigan to San Antonio.
Search Deals
Price to beat on a one-way flight from Michigan to San Antonio.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Michigan 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 December 18, 2025.
Use the filters below to find and compare flights from Michigan to San Antonio that are best for you.

Fly from

Michigan

Fly to

San Antonio

Route

Depart

Return

Price

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Mon 1/19

6:20 am-5:23 pm

1 stop11h 03m

San Antonio

Tue 1/20

6:30 am-1:13 pm

1 stop6h 43m

$194

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Sat 1/31

5:32 pm-9:30 am

1 stop15h 58m

San Antonio

Mon 2/2

8:24 pm-6:27 pm

2 stops22h 03m

$203

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Sun 2/22

3:26 pm-8:31 am

1 stop17h 05m

San Antonio

Sat 2/28

7:56 pm-7:59 pm

2 stops24h 03m

$227

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Thu 1/22

9:46 pm-12:25 pm

1 stop15h 39m

San Antonio

Sun 1/25

10:35 am-10:39 am

1 stop23h 04m

$229

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Mon 1/5

6:12 am-5:01 pm

1 stop10h 49m

San Antonio

Thu 1/8

7:14 pm-11:09 pm

1 stop27h 55m

$254

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Sat 1/17

7:50 pm-10:50 pm

Nonstop3h 00m

San Antonio

Sun 1/18

2:10 pm-4:45 pm

Nonstop2h 35m

$261

Traverse CitySan Antonio

TVC - SAT

TVCSAT

Traverse City Cherry Capital

Sat 1/17

2:23 pm-10:19 pm

1 stop8h 56m

San Antonio

Fri 1/30

5:20 pm-11:12 pm

1 stop4h 52m

$269

Traverse CitySan Antonio

TVC - SAT

TVCSAT

Traverse City Cherry Capital

Wed 2/11

5:48 pm-10:55 pm

1 stop6h 07m

San Antonio

Sun 2/15

5:25 am-11:19 am

1 stop4h 54m

$269

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Thu 1/1

8:10 am-11:10 am

Nonstop3h 00m

San Antonio

Tue 1/6

2:10 pm-4:45 pm

Nonstop2h 35m

$269

Bay CitySan Antonio

MBS - SAT

MBSSAT

Bay City MBS Intl

Wed 1/14

5:46 pm-11:13 pm

1 stop6h 27m

San Antonio

Sun 1/18

7:00 am-1:26 pm

1 stop5h 26m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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Best time to book a flight from Michigan to San Antonio

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

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

Currently, September is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $98). Flying from Michigan to San Antonio in February is currently the most expensive (average of $152). 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 MI to SAT?

Find hourly flight availability from Michigan to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 23% on flights from Michigan to San Antonio by exploring options for tickets in the evening.

What is the cheapest day to fly from Michigan to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Michigan to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Michigan to San Antonio flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • What airport do you fly into for flights to San Antonio from Michigan?

    If you book a flight to San Antonio from Michigan, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

  • How long is the flight from Michigan to San Antonio?

    There are many flights that can get you from Michigan to San Antonio in 3h. Fly via Frontier, Southwest, or American Airlines to get the fastest option. Michigan and San Antonio are separated by a distance of 1036 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $67 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $72 and Delta from $139 one-way.

  • What are the most popular routes from Michigan to San Antonio?

    When deciding which route to take from Michigan to San Antonio consider Chicago O'Hare Intl - San Antonio, Detroit Metropolitan Wayne County - San Antonio or Chicago Midway - San Antonio as they are the most popular.

  • What are the most reliable airlines from Michigan to San Antonio?

    No one likes to see their flight delayed. When booking a flight from Michigan to San Antonio consider choosing Korean Air (88%), KLM (85%) or Delta (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Michigan to San Antonio?

    Looking at all options, your cheapest flight can be booked for $268. While the most popular route (Chicago O'Hare Intl - San Antonio) can be booked for $156 on average, our data indicates $539 when flying from Michigan to San Antonio.

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

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

  • How can I find direct flights from Michigan to San Antonio?

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

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

    Yes. Cheapflights offers flight deals from Michigan 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 Michigan to San Antonio?

    Currently, September is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $98). Flying from Michigan to San Antonio in February is currently the most expensive (average of $152). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Michigan to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Michigan to San Antonio

Discover the top 6 airlines that operate flights from Michigan 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$88Average$235FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$254Average$409FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$366FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$422FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$326Average$459FlexibilityNo cancel feeOn-time63%

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