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San Antonio

$80+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SAT
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$148
(Priceline)

One-way from

$80
(Cheapflightsfares)

Popular in

March

Cheapest in

August

Average price

$339

Good round-trip deal

$329 or less

Good one-way deal

$188 or less
From Michigan to San Antonio
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One-way flight from Michigan to San Antonio
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Highest demand for flights based on searches. 16% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Michigan to San Antonio.
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Price to beat on a one-way flight from Michigan to San Antonio.
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Find 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 September 15, 2025.

This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:55 amDTW - SAT
1 stop9h 42mFrontier
Sat 10/185:32 pmSAT - DTW
1 stop6h 27mFrontier
Deal found 9/13$148
This Frontier deal was found by Cheapflights users on 9/15. 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 10/166:50 amORD - SAT
1 stop12h 51mFrontier
Thu 10/2312:09 pmSAT - ORD
1 stop11h 44mFrontier
Deal found 9/15$158
This Frontier deal was found by Cheapflights users on 9/14. 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 10/166:00 amDTW - SAT
1 stop14h 41mFrontier
Wed 10/223:59 pmSAT - DTW
1 stop8h 00mFrontier
Deal found 9/14$158
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/309:05 pmDTW - SAT
1 stop20h 35mMultiple Airlines
Mon 11/35:35 pmSAT - DTW
1 stop13h 41mMultiple Airlines
Deal found 9/13$161
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Thu 9/255:10 amORD - SAT
1 stop5h 38mFrontier
Fri 9/267:25 pmSAT - ORD
1 stop26h 03mFrontier
Deal found 9/15$162
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amDTW - SAT
1 stop6h 14mFrontier
Tue 10/143:59 pmSAT - DTW
1 stop8h 00mFrontier
Deal found 9/14$173
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/187:55 amDTW - SAT
1 stop9h 42mFrontier
Thu 10/2312:09 pmSAT - DTW
1 stop11h 50mFrontier
Deal found 9/13$182
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 11/37:22 amDTW - SAT
1 stop10h 18mMultiple Airlines
Mon 11/105:35 pmSAT - DTW
1 stop13h 25mMultiple Airlines
Deal found 9/12$184
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/217:15 amORD - SAT
1 stop7h 59mFrontier
Thu 10/308:43 pmSAT - ORD
1 stop27h 33mFrontier
Deal found 9/13$186
This Frontier deal was found by Cheapflights users on 9/15. 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.
Mon 9/295:10 amORD - SAT
1 stop11h 20mFrontier
Thu 10/211:33 amSAT - ORD
2 stops11h 47mFrontier
Deal found 9/15$187
This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:25 amORD - SAT
1 stop6h 05mFrontier
Mon 9/295:40 pmSAT - ORD
1 stop6h 30mFrontier
Deal found 9/13$188
This Frontier deal was found by Cheapflights users on 9/13. 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 10/25:10 amORD - SAT
1 stop5h 38mFrontier
Mon 10/68:20 pmSAT - ORD
2 stops17h 27mFrontier
Deal found 9/13$190

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 September 15, 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

Grand RapidsSan Antonio

GRR - SAT

GRRSAT

Grand Rapids Gerald R. Ford Intl

Sun 9/28

8:33 pm-7:15 pm

1 stop23h 42m

San Antonio

Thu 10/2

8:20 pm-7:38 pm

1 stop22h 18m

$209

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Tue 10/21

4:05 pm-12:20 am

1 stop8h 15m

San Antonio

Tue 10/28

6:41 am-2:55 pm

1 stop8h 14m

$217

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Tue 10/21

9:20 am-5:17 pm

1 stop7h 57m

San Antonio

Tue 10/28

5:25 am-12:28 pm

1 stop7h 03m

$217

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Thu 12/4

2:15 pm-10:27 pm

1 stop8h 12m

San Antonio

Mon 12/8

6:42 pm-9:32 pm

1 stop26h 50m

$227

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Fri 12/12

7:52 pm-10:59 pm

Nonstop3h 07m

San Antonio

Sun 12/14

7:00 am-9:46 am

Nonstop2h 46m

$245

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Sun 11/9

12:30 pm-7:30 pm

1 stop7h 00m

San Antonio

Mon 11/10

8:25 pm-11:38 am

2 stops15h 13m

$252

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Sat 11/15

6:00 am-12:10 pm

1 stop7h 10m

San Antonio

Mon 11/17

5:15 am-1:51 pm

1 stop7h 36m

$259

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Fri 10/10

8:15 pm-11:05 pm

Nonstop2h 50m

San Antonio

Tue 10/14

7:35 pm-11:35 pm

1 stop4h 00m

$262

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Sat 11/15

6:05 am-1:04 pm

2 stops7h 59m

San Antonio

Mon 11/17

2:04 pm-7:52 pm

1 stop4h 48m

$264

Grand RapidsSan Antonio

GRR - SAT

GRRSAT

Grand Rapids Gerald R. Ford Intl

Fri 9/19

8:33 pm-2:27 pm

1 stop18h 54m

San Antonio

Sun 9/21

9:55 am-7:38 pm

1 stop8h 43m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, August is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $295). Flying from Michigan to San Antonio in March is currently the most expensive (average of $376). 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Michigan to San Antonio as you normally would.

Weekly flight availability from Michigan to San Antonio

Explore weekly flight availability from Michigan to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from USMI to SAT are scheduled on a Sunday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

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 07m. Fly via Frontier, Delta, or United Airlines to get the fastest option. Michigan and San Antonio are separated by a distance of 1042 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 $80 on Frontier. Other airlines that offer cheap prices include Delta from $109 and Spirit Airlines from $109 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 Aeromexico (95%), Spirit Airlines (93%) or WestJet (82%) 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 $93. While the most popular route (Chicago O'Hare Intl - San Antonio) can be booked for $183 on average, our data indicates $595 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, August is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $295). Flying from Michigan to San Antonio in March is currently the most expensive (average of $376). 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

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$88Average$229FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$184FlexibilityNo cancel feeOn-time62%
DeltaCheapest$179Average$400FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$377FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$279Average$443FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$308Average$457FlexibilityNo cancel feeOn-time63%

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