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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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SAT
May 1 — May 81
Fri 5/1
Fri 5/8
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 April 1, 2026.

This CheapOair deal was found by Cheapflights users on 3/29. 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 4/278:48 pm
GRR
-
SAT
1 stop19h 21m
Frontier
Thu 4/303:00 pm
SAT
-
GRR
1 stop28h 03m
Frontier
Deal found 3/29$191
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:48 pm
GRR
-
SAT
1 stop19h 21m
Frontier
Fri 5/87:54 pm
SAT
-
GRR
1 stop22h 50m
Frontier
Deal found 3/27$211
This CheapOair deal was found by Cheapflights users on 3/31. 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 4/138:52 pm
GRR
-
SAT
1 stop19h 17m
Frontier
Thu 4/163:00 pm
SAT
-
GRR
1 stop28h 03m
Frontier
Deal found 3/31$232
This CheapOair deal was found by Cheapflights users on 3/29. 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.
Fri 4/248:48 pm
GRR
-
SAT
1 stop19h 21m
Frontier
Sun 4/262:59 pm
SAT
-
GRR
1 stop28h 04m
Frontier
Deal found 3/29$256
This Delta deal was found by Cheapflights users on 3/26. 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 5/56:05 am
GRR
-
SAT
1 stop6h 16m
Delta
Tue 5/125:20 am
SAT
-
GRR
1 stop4h 58m
Delta
Deal found 3/26$275
This CheapOair deal was found by Cheapflights users on 3/31. 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.
Thu 4/167:38 am
ORD
-
SAT
1 stop25h 46m
Frontier
Sun 4/192:59 pm
SAT
-
ORD
1 stop18h 51m
Frontier
Deal found 3/31$287
This Delta deal was found by Cheapflights users on 3/28. 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.
Sat 5/25:52 pm
TVC
-
SAT
1 stop6h 16m
Delta
Wed 5/64:44 pm
SAT
-
TVC
1 stop5h 19m
Delta
Deal found 3/28$287
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 4/221:27 pm
ORD
-
SAT
1 stop10h 24m
Multiple Airlines
Mon 4/272:12 pm
SAT
-
ORD
2 stops20h 11m
Multiple Airlines
Deal found 3/31$289
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Wed 4/226:16 pm
ORD
-
SAT
2 stops19h 59m
Multiple Airlines
Sat 4/256:00 am
SAT
-
ORD
1 stop15h 17m
Multiple Airlines
Deal found 3/28$290
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Sun 4/266:00 am
ORD
-
SAT
1 stop7h 17m
Multiple Airlines
Tue 4/284:04 pm
SAT
-
ORD
2 stops17h 58m
Multiple Airlines
Deal found 3/27$291
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:36 am
SBN
-
SAT
1 stop5h 27m
United Airlines
Sat 8/86:45 am
SAT
-
SBN
1 stop4h 41m
United Airlines
Deal found 3/30$291
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/251:27 pm
ORD
-
SAT
1 stop10h 24m
Multiple Airlines
Wed 4/292:12 pm
SAT
-
ORD
1 stop18h 53m
Multiple Airlines
Deal found 3/31$292

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 April 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(CheapOair)

One-way from

$80
(Priceline)

Popular in

March

Cheapest in

August

Average price

$364

Good round-trip deal

$379 or less

Good one-way deal

$278 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. 17% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 1, 2026.
Use the filters below to find and compare flights from Michigan to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand RapidsSan Antonio

GRR - SAT

GRRSAT

Grand Rapids Gerald R. Ford Intl

Tue 5/5

6:05 am-11:21 am

1 stop6h 16m

San Antonio

Tue 5/12

5:20 am-11:18 am

1 stop4h 58m

$275

Traverse CitySan Antonio

TVC - SAT

TVCSAT

Traverse City Cherry Capital

Sat 5/2

5:52 pm-11:08 pm

1 stop6h 16m

San Antonio

Wed 5/6

4:44 pm-11:03 pm

1 stop5h 19m

$287

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Wed 5/13

4:55 pm-9:57 pm

1 stop6h 02m

San Antonio

Tue 5/19

5:00 am-11:57 am

1 stop5h 57m

$291

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Wed 8/5

4:41 pm-10:51 pm

1 stop7h 10m

San Antonio

Sat 8/8

6:45 am-12:26 pm

1 stop4h 41m

$291

KalamazooSan Antonio

AZO - SAT

AZOSAT

Kalamazoo Intl

Tue 5/5

6:45 pm-10:54 pm

1 stop5h 09m

San Antonio

Tue 5/12

5:34 pm-11:53 pm

1 stop5h 19m

$306

KalamazooSan Antonio

AZO - SAT

AZOSAT

Kalamazoo Intl

Thu 7/30

11:36 am-3:48 pm

1 stop5h 12m

San Antonio

Tue 8/4

4:00 pm-11:52 pm

1 stop6h 52m

$307
Quickest round-trip

ChicagoSan Antonio

MDW - SAT

MDWSAT

Chicago Midway

Sat 4/18

10:45 am-1:35 pm

Nonstop2h 50m

San Antonio

Mon 4/20

2:40 pm-5:15 pm

Nonstop2h 35m

$309

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Sat 5/2

9:05 am-12:15 pm

Nonstop3h 10m

San Antonio

Mon 5/4

5:49 pm-8:45 pm

Nonstop2h 56m

$309

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Tue 4/28

1:00 pm-4:09 pm

Nonstop3h 09m

San Antonio

Thu 4/30

2:00 pm-4:55 pm

Nonstop2h 55m

$309

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Wed 5/13

1:06 pm-9:20 pm

2 stops9h 14m

San Antonio

Tue 5/19

6:49 am-12:31 pm

1 stop4h 42m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 resultsSorted by cheapest first
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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, December is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $87). Flying from Michigan to San Antonio in January is currently the most expensive (average of $198). 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 April 1, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% 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 March 28, 2026.

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

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 April 1, 2026.

The most flights from USMI to SAT are scheduled on a Tuesday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Michigan to San Antonio?

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 6h 02m. Fly via Delta, American Airlines, or United Airlines to get the fastest option. Michigan and San Antonio are separated by a distance of 1080 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 $66 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $67 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 Delta (75%), WestJet (75%) or Aeromexico (75%) 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 $229 on average, our data indicates $369 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, December is the cheapest month in which you can book a flight from Michigan to San Antonio (average of $87). Flying from Michigan to San Antonio in January is currently the most expensive (average of $198). 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 April 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$86Average$227FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$239FlexibilityNo cancel feeOn-time62%
DeltaCheapest$198Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$418FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$411FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$326Average$442FlexibilityNo cancel feeOn-time63%

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