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Cheap flights from Michigan to San Antonio from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Michigan to San Antonio departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Michigan to San Antonio

Cheap round-trip flights

Frontier Logo
11:54 am - 7:15 pmDTW-SAT
8h 21m1 stop
Frontier Logo
3:22 pm - 11:58 pmSAT-DTW
7h 36m1 stop
$148Frontier
Find Deal
Thu, Oct 2 - Sat, Oct 4
Frontier Logo
7:15 am - 3:14 pmORD-SAT
7h 59m1 stop
Frontier Logo
5:32 pm - 11:53 pmSAT-ORD
6h 21m1 stop
$158Frontier
Find Deal
Wed, Oct 8 - Sat, Oct 11
Multiple Airlines Logo
5:05 am - 6:30 pmORD-SAT
13h 25m1 stop
Multiple Airlines Logo
5:35 pm - 12:11 amSAT-ORD
6h 36m1 stop
$187Multiple Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
Spirit Airlines Logo
5:05 am - 3:11 pmORD-SAT
10h 06m1 stop
Spirit Airlines Logo
4:16 pm - 11:42 pmSAT-ORD
7h 26m1 stop
$193Spirit Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 5
Multiple Airlines Logo
7:15 am - 3:14 pmORD-SAT
7h 59m1 stop
Multiple Airlines Logo
7:35 pm - 11:45 pmSAT-ORD
28h 10m1 stop
$197Multiple Airlines
Find Deal
Wed, Oct 8 - Fri, Oct 10
Spirit Airlines Logo
9:30 am - 11:47 amDTW-SAT
3h 17mnonstop
Spirit Airlines Logo
1:50 pm - 5:54 pmSAT-DTW
3h 04mnonstop
$200Spirit Airlines
Find Deal
Thu, Feb 26 - Sun, Mar 1
Delta Logo
5:09 pm - 12:20 amSBN-SAT
8h 11m1 stop
Delta Logo
2:55 pm - 9:39 pmSAT-SBN
5h 44m1 stop
$259Delta
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Wed, Oct 15 - Tue, Oct 21
United Airlines Logo
11:37 am - 5:54 pmSBN-SAT
7h 17m2 stops
United Airlines Logo
6:45 am - 12:36 pmSAT-SBN
4h 51m1 stop
$264United Airlines
Find Deal
Sat, Oct 11 - Sun, Oct 12
Delta Logo
6:22 pm - 10:42 pmMBS-SAT
5h 20m1 stop
Delta Logo
4:35 pm - 10:29 pmSAT-MBS
4h 54m1 stop
$269Delta
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Wed, Oct 22 - Thu, Oct 30
United Airlines Logo
4:42 pm - 11:16 pmFNT-SAT
7h 34m1 stop
United Airlines Logo
7:05 am - 1:25 pmSAT-FNT
5h 20m1 stop
$269United Airlines
Find Deal
Wed, Nov 5 - Tue, Nov 11

Spirit Airlines flights from Michigan to San Antonio

Our best Spirit Airlines deals on Michigan to San Antonio flight tickets
Spirit Airlines
Nov 5
ORD5:05 amChicago O'Hare Intl
10h 06m
1 stop
SAT3:11 pmSan Antonio
Nov 5
SAT4:16 pmSan Antonio
7h 26m
1 stop
ORD11:42 pmChicago O'Hare Intl
$193
Find similar
Spirit Airlines
Feb 26
DTW9:30 amDetroit Metropolitan Wayne County
3h 17m
SAT11:47 amSan Antonio
Mar 1
SAT1:50 pmSan Antonio
3h 04m
DTW5:54 pmDetroit Metropolitan Wayne County
$200
Find similar
Spirit Airlines
Nov 5
ORD5:05 amChicago O'Hare Intl
10h 06m
1 stop
SAT3:11 pmSan Antonio
Nov 10
SAT6:23 pmSan Antonio
12h 02m
1 stop
ORD6:25 amChicago O'Hare Intl
$205
Find similar

Delta flights from Michigan to San Antonio

Our best Delta deals on Michigan to San Antonio flight tickets
Delta
Oct 15
SBN5:09 pmSouth Bend/Michiana
8h 11m
1 stop
SAT12:20 amSan Antonio
Oct 21
SAT2:55 pmSan Antonio
5h 44m
1 stop
SBN9:39 pmSouth Bend/Michiana
$259
Find similar
Delta
Oct 22
MBS6:22 pmBay City MBS Intl
5h 20m
1 stop
SAT10:42 pmSan Antonio
Oct 30
SAT4:35 pmSan Antonio
4h 54m
1 stop
MBS10:29 pmBay City MBS Intl
$269
Find similar
Delta
Oct 25
MBS5:36 pmBay City MBS Intl
6h 06m
1 stop
SAT10:42 pmSan Antonio
Oct 28
SAT6:41 amSan Antonio
7h 00m
2 stops
MBS2:41 pmBay City MBS Intl
$274
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 19, 2025.
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

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 10/2

11:54 am-7:15 pm

1 stop8h 21m

San Antonio

Sat 10/4

3:22 pm-11:58 pm

1 stop7h 36m

$148

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Wed 10/8

7:15 am-3:14 pm

1 stop7h 59m

San Antonio

Sat 10/11

5:32 pm-11:53 pm

1 stop6h 21m

$158

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Fri 10/31

5:05 am-6:30 pm

1 stop13h 25m

San Antonio

Mon 11/3

5:35 pm-12:11 am

1 stop6h 36m

$187

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Wed 11/5

5:05 am-3:11 pm

1 stop10h 06m

San Antonio

Wed 11/5

4:16 pm-11:42 pm

1 stop7h 26m

$193

ChicagoSan Antonio

ORD - SAT

ORDSAT

Chicago O'Hare Intl

Wed 10/8

7:15 am-3:14 pm

1 stop7h 59m

San Antonio

Fri 10/10

7:35 pm-11:45 pm

1 stop28h 10m

$197

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 2/26

9:30 am-11:47 am

Nonstop3h 17m

San Antonio

Sun 3/1

1:50 pm-5:54 pm

Nonstop3h 04m

$200

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Wed 10/15

5:09 pm-12:20 am

1 stop8h 11m

San Antonio

Tue 10/21

2:55 pm-9:39 pm

1 stop5h 44m

$259

South BendSan Antonio

SBN - SAT

SBNSAT

South Bend/Michiana

Sat 10/11

11:37 am-5:54 pm

2 stops7h 17m

San Antonio

Sun 10/12

6:45 am-12:36 pm

1 stop4h 51m

$264

Bay CitySan Antonio

MBS - SAT

MBSSAT

Bay City MBS Intl

Wed 10/22

6:22 pm-10:42 pm

1 stop5h 20m

San Antonio

Thu 10/30

4:35 pm-10:29 pm

1 stop4h 54m

$269

FlintSan Antonio

FNT - SAT

FNTSAT

Flint Bishop

Wed 11/5

4:42 pm-11:16 pm

1 stop7h 34m

San Antonio

Tue 11/11

7:05 am-1:25 pm

1 stop5h 20m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Michigan to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from Michigan during June instead. Flights to San Antonio in June, while not as cheap as those in August, still average around $275.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Friday when prices can be found for as low as $395. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $547.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Michigan to San Antonio at noon for as low as $379. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the morning, with an average ticket price of $447. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Michigan to San Antonio flight route?

Fly from Detroit Metropolitan Wayne County to San Antonio for the best Michigan - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Michigan when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Michigan for as low as $339 on momondo.

What cabin class options are available on Michigan to San Antonio flights?

There are 3 cabin classes available to choose from on Michigan to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Michigan to San Antonio flights?

No. A direct flight is the cheapest option for a flight between Michigan to San Antonio.

Cheap Michigan to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Michigan to San Antonio

Best Price Found

$188

Fastest flight time

2h 40m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Michigan in the past 72 hours is $188. The best round-trip flight deal from Michigan to San Antonio found on momondo in the last 72 hours is $329.
The fastest flight from Michigan to San Antonio takes 2h 40m
Direct flights go from Michigan to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)
Search flight deals

  • When did momondo last update prices for flights from Michigan to San Antonio Airport?

    Prices for flights from Michigan to San Antonio Airport refresh daily.

  • How many operators does momondo search for flights from Michigan to San Antonio Airport?

  • How old do you have to be to fly from Michigan to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Michigan to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Michigan to San Antonio?

Best airlines flying from Michigan to San Antonio

Compare and see reviews for airlines that fly from Michigan to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $88Free CancellationRating
6.3
8,030 reviews
Search Spirit Airlines flights
FrontierPriceFrom $99Free CancellationRating
5.8
3,171 reviews
Search Frontier flights
DeltaPriceFrom $179Free CancellationRating
7.9
7,964 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
SouthwestPriceFrom $308Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from Michigan to San Antonio?

Finding the right flight to San Antonio from Michigan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from Michigan to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Michigan which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Michigan to San Antonio?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Michigan to San Antonio.

I’m not ready to book a flight from Michigan to San Antonio right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Michigan to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they change.

An easier way to manage your San Antonio trip

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