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Cheap flights from San Antonio to Detroit from $83

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Detroit departing on 10/11. 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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Find the cheapest flights from San Antonio to Detroit

Cheap round-trip flights

Frontier Logo
3:59 pm - 12:59 amSAT-DTW
8h 00m1 stop
Frontier Logo
6:00 am - 7:41 pmDTW-SAT
14h 41m1 stop
$187Frontier
Find Deal
Wed, Oct 22 - Sun, Oct 26
Frontier Logo
8:26 pm - 12:59 amSAT-DTW
27h 33m1 stop
Frontier Logo
1:29 pm - 6:15 pmDTW-SAT
29h 46m1 stop
$191Frontier
Find Deal
Sun, Oct 12 - Sun, Oct 19
Frontier Logo
3:59 pm - 4:03 pmSAT-DTW
23h 04m2 stops
Frontier Logo
6:00 am - 11:14 amDTW-SAT
6h 14m1 stop
$192Frontier
Find Deal
Wed, Oct 22 - Sun, Oct 26
Frontier Logo
8:26 pm - 11:17 amSAT-DTW
13h 51m2 stops
Frontier Logo
6:00 am - 11:14 amDTW-SAT
6h 14m1 stop
$200Frontier
Find Deal
Fri, Oct 24 - Sun, Oct 26
Frontier Logo
9:55 am - 12:46 amSAT-DTW
13h 51m1 stop
Frontier Logo
6:10 am - 7:34 pmDTW-SAT
14h 24m1 stop
$205Frontier
Find Deal
Sun, Sep 28 - Sun, Oct 5
Logo
5:35 pm - 8:16 amSAT-DTW
13h 41m1 stop
Logo
7:22 am - 4:40 pmDTW-SAT
10h 18m1 stop
$220
Find Deal
Fri, Oct 31 - Mon, Nov 3
Spirit Airlines Logo
7:00 am - 11:49 pmSAT-DTW
15h 49m1 stop
Spirit Airlines Logo
9:30 am - 5:28 pmDTW-SAT
8h 58m1 stop
$229Spirit Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
Spirit Airlines Logo
7:35 pm - 9:54 amSAT-DTW
13h 19m1 stop
Spirit Airlines Logo
2:22 pm - 11:40 pmDTW-SAT
10h 18m1 stop
$239Spirit Airlines
Find Deal
Fri, Oct 10 - Sat, Oct 11
Spirit Airlines Logo
7:00 am - 3:47 pmSAT-DTW
7h 47m1 stop
Spirit Airlines Logo
2:22 pm - 11:40 pmDTW-SAT
10h 18m1 stop
$250Spirit Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 1
Spirit Airlines Logo
12:45 pm - 10:40 pmSAT-DTW
8h 55m1 stop
Spirit Airlines Logo
2:22 pm - 11:40 pmDTW-SAT
10h 18m1 stop
$255Spirit Airlines
Find Deal
Fri, Oct 3 - Mon, Oct 6

Spirit Airlines flights from San Antonio to Detroit

Our best Spirit Airlines deals on San Antonio to Detroit flight tickets
Spirit Airlines
Oct 29
SAT7:00 amSan Antonio
15h 49m
1 stop
DTW11:49 pmDetroit Metropolitan Wayne County
Nov 5
DTW9:30 amDetroit Metropolitan Wayne County
8h 58m
1 stop
SAT5:28 pmSan Antonio
$229
Find similar
Spirit Airlines
Oct 10
SAT7:35 pmSan Antonio
13h 19m
1 stop
DTW9:54 amDetroit Metropolitan Wayne County
Oct 11
DTW2:22 pmDetroit Metropolitan Wayne County
10h 18m
1 stop
SAT11:40 pmSan Antonio
$239
Find similar
Spirit Airlines
Oct 29
SAT7:00 amSan Antonio
7h 47m
1 stop
DTW3:47 pmDetroit Metropolitan Wayne County
Nov 1
DTW2:22 pmDetroit Metropolitan Wayne County
10h 18m
1 stop
SAT11:40 pmSan Antonio
$250
Find similar

Frontier flights from San Antonio to Detroit

Our best Frontier deals on San Antonio to Detroit flight tickets
Frontier
Oct 22
SAT3:59 pmSan Antonio
8h 00m
1 stop
DTW12:59 amDetroit Metropolitan Wayne County
Oct 26
DTW6:00 amDetroit Metropolitan Wayne County
14h 41m
1 stop
SAT7:41 pmSan Antonio
$187
Find similar
Frontier
Oct 12
SAT8:26 pmSan Antonio
27h 33m
1 stop
DTW12:59 amDetroit Metropolitan Wayne County
Oct 19
DTW1:29 pmDetroit Metropolitan Wayne County
29h 46m
1 stop
SAT6:15 pmSan Antonio
$191
Find similar
Frontier
Oct 22
SAT3:59 pmSan Antonio
23h 04m
2 stops
DTW4:03 pmDetroit Metropolitan Wayne County
Oct 26
DTW6:00 amDetroit Metropolitan Wayne County
6h 14m
1 stop
SAT11:14 amSan Antonio
$192
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Detroit 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 15, 2025.
Use the filters below to find and compare flights from San Antonio to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Wed 10/22

3:59 pm-12:59 am

1 stop8h 00m

Detroit Metropolitan Wayne County

Sun 10/26

6:00 am-7:41 pm

1 stop14h 41m

$187

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Sun 10/12

8:26 pm-12:59 am

1 stop27h 33m

Detroit Metropolitan Wayne County

Sun 10/19

1:29 pm-6:15 pm

1 stop29h 46m

$191

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Wed 10/22

3:59 pm-4:03 pm

2 stops23h 04m

Detroit Metropolitan Wayne County

Sun 10/26

6:00 am-11:14 am

1 stop6h 14m

$192

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Fri 10/24

8:26 pm-11:17 am

2 stops13h 51m

Detroit Metropolitan Wayne County

Sun 10/26

6:00 am-11:14 am

1 stop6h 14m

$200

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Sun 9/28

9:55 am-12:46 am

1 stop13h 51m

Detroit Metropolitan Wayne County

Sun 10/5

6:10 am-7:34 pm

1 stop14h 24m

$205

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Fri 10/31

5:35 pm-8:16 am

1 stop13h 41m

Detroit Metropolitan Wayne County

Mon 11/3

7:22 am-4:40 pm

1 stop10h 18m

$220

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Wed 10/29

7:00 am-11:49 pm

1 stop15h 49m

Detroit Metropolitan Wayne County

Wed 11/5

9:30 am-5:28 pm

1 stop8h 58m

$229

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Fri 10/10

7:35 pm-9:54 am

1 stop13h 19m

Detroit Metropolitan Wayne County

Sat 10/11

2:22 pm-11:40 pm

1 stop10h 18m

$239

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Wed 10/29

7:00 am-3:47 pm

1 stop7h 47m

Detroit Metropolitan Wayne County

Sat 11/1

2:22 pm-11:40 pm

1 stop10h 18m

$250

San AntonioDetroit

SAT - DTW

SATDTW

San Antonio

Fri 10/3

12:45 pm-10:40 pm

1 stop8h 55m

Detroit Metropolitan Wayne County

Mon 10/6

2:22 pm-11:40 pm

1 stop10h 18m

$255

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 Detroit from

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

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 typical price of a round-trip flight between San Antonio and Detroit?

What is the cheapest month to fly to Detroit?

The cheapest month to fly to Detroit from San Antonio is in August. Flight prices, which tend to average around $242, are often lower during this time because this is during the off-season. If you’re not able to fly to Detroit in August, then June is your next best option. Flight prices from San Antonio to Detroit during June average around $339.

What is the cheapest day to depart on your flight to Detroit?

On average, the least expensive day to fly to Detroit from San Antonio is on a Saturday. momondo users have found tickets for Saturday departures for as low as $411. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Antonio to Detroit for around $681.

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

In the evening is the cheapest time of day to fly from San Antonio to Detroit when you can find flight prices for as low as $219. Flying to Detroit in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $588 on average. Flights to Detroit from San Antonio in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Antonio to Detroit flight route?

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

How far in advance should I book a flight to Detroit?

You are more likely to see cheaper flights to Detroit from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Detroit for around $401 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Detroit from San Antonio for as low as $247 on momondo.

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

There are 4 cabin classes available to choose from on San Antonio to Detroit 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 San Antonio to Detroit flights?

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

How have San Antonio to Detroit flight prices changed over time?

As of September 2025, prices for San Antonio to Detroit flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Detroit

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Detroit according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Detroit (SAT to DTT) flight deals and tips

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

Best Price Found

$199

Fastest flight time

2h 55m

Direct flights

Every day

Airports in Detroit

1 airport
The best one-way flight to Detroit from San Antonio in the past 72 hours is $199. The best round-trip flight deal from San Antonio to Detroit found on momondo in the last 72 hours is $357.
The fastest flight from San Antonio to Detroit takes 2h 55m
Direct flights go from San Antonio to Detroit every day.
There is 1 airport near Detroit: Detroit Metropolitan Wayne County (DTW)
Search flight deals

  • How far is San Antonio to Detroit by plane?

    The straight-line distance from San Antonio to Detroit is 1237.6 mi. Typically, this will take 3h 04m by plane in normal conditions.

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

    Prices for flights from San Antonio Airport to Detroit are updated daily.

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

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

    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 San Antonio Airport to Detroit.

  • What documentation or ID do you need to fly to Detroit?

    The required travel and health documents for your Detroit trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

  • What is the most popular airline from San Antonio to Detroit?

Best airlines flying from San Antonio to Detroit

Compare and see reviews for airlines that fly from San Antonio to Detroit with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $88Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $238Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $292Free CancellationRating
7.9
7,954 reviews
Search Delta flights

  • Delta Flights From San Antonio to Detroit

    Delta operates around 18 flights from San Antonio to Detroit every week. The average price of these flights found in the last 72 hours has been $400, but momondo users have found Delta deals from San Antonio to Detroit from as low as $292 round-trip. Delta has been scored 7.9/10 in 7,954 reviews.

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Port Huron
Roseville

Why use momondo?

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

It is quick and easy to find San Antonio to Detroit flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Detroit that suits you.

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

Yes. All flights to Detroit from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential San Antonio to Detroit flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for San Antonio to Detroit flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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