Cheap flights from Detroit to San Antonio from C$ 113
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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAT
10 Mar — 17 Mar1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Detroit All airports to San Antonio are usually found in August or June, booked 81 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from Detroit to San Antonio
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Detroit to San Antonio
Explore the most affordable flight options available from Detroit to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.
Tue 24/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 28/210:26 a.m.
SAT
-
DTW
1 stop7h 54m
Spirit Airlines
Deal found 8/2C$ 357
Sat 14/25:08 p.m.
DTW
-
SAT
2 stops17h 22m
Multiple Airlines
Thu 19/210:26 a.m.
SAT
-
DTW
1 stop9h 34m
Multiple Airlines
Deal found 8/2C$ 401
Wed 25/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 28/210:26 a.m.
SAT
-
DTW
1 stop9h 34m
Spirit Airlines
Deal found 6/2C$ 431
Wed 18/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 21/26:00 a.m.
SAT
-
DTW
1 stop13h 23m
Spirit Airlines
Deal found 8/2C$ 452
Fri 3/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Mon 13/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 6/2C$ 463
Fri 13/210:29 p.m.
DTW
-
SAT
2 stops26h 30m
Multiple Airlines
Mon 16/25:04 p.m.
SAT
-
DTW
1 stop19h 26m
Multiple Airlines
Deal found 6/2C$ 481
Wed 25/36:15 a.m.
DTW
-
SAT
1 stop7h 59m
United Airlines
Sat 28/35:50 p.m.
SAT
-
DTW
1 stop5h 09m
United Airlines
Deal found 8/2C$ 491
Best flights from Detroit to San Antonio
Discover carefully curated flight deals from Detroit to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 February 2026.
Mon 20/712:40 p.m.
DTW
-
SAT
Nonstop3h 17m
Delta
Sat 25/74:00 p.m.
SAT
-
DTW
Nonstop3h 10m
Delta
Deal found 6/2C$ 463
Tue 12/57:00 a.m.
DTW
-
SAT
2 stops6h 10m
Southwest
Tue 12/51:40 p.m.
SAT
-
DTW
2 stops6h 55m
Southwest
Deal found 5/2C$ 544
Fri 3/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Fri 10/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 463
Wed 18/37:45 p.m.
DTW
-
SAT
1 stop5h 53m
Delta
Sat 21/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 545
Wed 4/35:20 a.m.
DTW
-
SAT
1 stop5h 40m
Delta
Wed 18/34:25 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 5/2C$ 545
Sun 8/38:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Mon 16/35:10 a.m.
SAT
-
DTW
1 stop6h 51m
Delta
Deal found 6/2C$ 545
Fri 6/36:09 p.m.
DTW
-
SAT
1 stop7h 28m
Delta
Wed 11/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 7/2C$ 545
Wed 8/44:14 p.m.
DTW
-
SAT
1 stop5h 16m
Delta
Wed 15/44:44 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 7/2C$ 545
Mon 13/45:20 a.m.
DTW
-
SAT
1 stop5h 26m
Delta
Sun 19/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 7/2C$ 545
Thu 25/67:45 p.m.
DTW
-
SAT
1 stop5h 29m
Delta
Mon 29/64:00 p.m.
SAT
-
DTW
Nonstop3h 10m
Delta
Deal found 7/2C$ 545
Wed 22/76:30 a.m.
DTW
-
SAT
1 stop5h 49m
Delta
Wed 29/74:00 p.m.
SAT
-
DTW
Nonstop3h 10m
Delta
Deal found 6/2C$ 545
Sat 9/510:25 a.m.
DTW
-
SAT
Nonstop3h 16m
Delta
Sat 16/52:37 p.m.
SAT
-
DTW
1 stop6h 54m
Delta
Deal found 6/2C$ 545
Direct flights from Detroit to San Antonio
Explore direct flight options from Detroit to San Antonio based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 February 2026.
Fri 3/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Tue 14/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 6/2C$ 463
Tue 3/38:25 p.m.
DTW
-
SAT
Nonstop3h 30m
Delta
Tue 10/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 8/2C$ 532
Tue 24/37:45 p.m.
DTW
-
SAT
Nonstop3h 34m
Delta
Tue 7/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 559
Sun 22/28:25 p.m.
DTW
-
SAT
Nonstop3h 30m
Delta
Mon 16/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 573
Sun 5/48:20 p.m.
DTW
-
SAT
Nonstop3h 22m
Delta
Thu 9/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 600
Wed 25/38:20 p.m.
DTW
-
SAT
Nonstop3h 22m
Delta
Sat 28/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 8/2C$ 626
Fri 6/38:25 p.m.
DTW
-
SAT
Nonstop3h 30m
Delta
Wed 11/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 7/2C$ 627
Fri 27/28:25 p.m.
DTW
-
SAT
Nonstop3h 30m
Delta
Tue 3/34:00 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 8/2C$ 641
Tue 24/37:45 p.m.
DTW
-
SAT
Nonstop3h 34m
Delta
Sun 29/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 655
Wed 25/28:25 p.m.
DTW
-
SAT
Nonstop3h 30m
Delta
Sun 1/35:25 a.m.
SAT
-
DTW
Nonstop2h 56m
Delta
Deal found 6/2C$ 668
Tue 7/48:20 p.m.
DTW
-
SAT
Nonstop3h 22m
Delta
Thu 9/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 679
Sat 21/28:44 a.m.
DTW
-
SAT
Nonstop3h 41m
Delta
Wed 25/25:25 a.m.
SAT
-
DTW
Nonstop2h 56m
Delta
Deal found 6/2C$ 682
Last-minute flights from Detroit to San Antonio
Discover last-minute flight deals from Detroit to San Antonio. Data last updated 8 February 2026 and is based on user searches.
Fri 13/210:29 p.m.
DTW
-
SAT
2 stops26h 30m
Multiple Airlines
Mon 16/25:04 p.m.
SAT
-
DTW
1 stop19h 26m
Multiple Airlines
Deal found 6/2C$ 481
Sat 14/25:08 p.m.
DTW
-
SAT
2 stops17h 22m
Multiple Airlines
Thu 19/210:26 a.m.
SAT
-
DTW
1 stop9h 34m
Multiple Airlines
Deal found 8/2C$ 401
Wed 18/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 21/26:00 a.m.
SAT
-
DTW
1 stop13h 23m
Spirit Airlines
Deal found 8/2C$ 452
Tue 24/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 28/210:26 a.m.
SAT
-
DTW
1 stop9h 34m
Spirit Airlines
Deal found 7/2C$ 357
Wed 25/26:10 p.m.
DTW
-
SAT
1 stop6h 49m
Spirit Airlines
Sat 28/210:26 a.m.
SAT
-
DTW
1 stop9h 34m
Spirit Airlines
Deal found 6/2C$ 431
Sun 8/38:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Mon 16/35:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 6/2C$ 463
Wed 25/36:15 a.m.
DTW
-
SAT
1 stop7h 59m
United Airlines
Sat 28/35:50 p.m.
SAT
-
DTW
1 stop5h 09m
United Airlines
Deal found 8/2C$ 491
One-way flights from Detroit to San Antonio
Search for one-way flight options from Detroit to San Antonio. Find affordable one-way fares based on user searches. Data last updated 8 February 2026.
Tue 24/33:59 p.m.
DTW
-
SAT
1 stop18h 28m
Multiple Airlines
Deal found 6/2C$ 113
Mon 23/34:09 p.m.
DTW
-
SAT
1 stop18h 18m
Multiple Airlines
Deal found 5/2C$ 127
Sat 2/511:26 a.m.
DTW
-
SAT
1 stop7h 33m
Frontier
Deal found 6/2C$ 130
Tue 24/36:05 a.m.
DTW
-
SAT
2 stops28h 22m
Spirit Airlines
Deal found 6/2C$ 153
Sat 2/56:05 a.m.
DTW
-
SAT
2 stops12h 54m
Multiple Airlines
Deal found 6/2C$ 204
Sat 2/55:05 a.m.
DTW
-
SAT
1 stop18h 24m
Spirit Airlines
Deal found 6/2C$ 220
Mon 23/38:15 a.m.
DTW
-
SAT
3 stops29h 12m
Spirit Airlines
Deal found 5/2C$ 231
Wed 25/37:15 p.m.
DTW
-
SAT
1 stop5h 15m
Southwest
Deal found 6/2C$ 246
Thu 26/36:00 a.m.
DTW
-
SAT
3 stops32h 23m
Multiple Airlines
Deal found 8/2C$ 298
Find flight deals from Detroit to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 8 February 2026.
Customize your flight search to find flights from Detroit 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 629,999 searches. Data last updated 8 February 2026.
Use the filters below to find and compare flights from Detroit to San Antonio that are best for you.
Fly from
Detroit
Fly to
San Antonio
Route
Depart
Return
Price
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Mon 20/7
12:40 p.m.-2:57 p.m.
Nonstop3h 17m
San Antonio
Sat 25/7
4:00 p.m.-8:10 p.m.
Nonstop3h 10m
C$ 463
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 3/4
8:52 a.m.-11:25 a.m.
Nonstop3h 33m
San Antonio
Fri 10/4
5:10 a.m.-9:07 a.m.
Nonstop2h 57m
C$ 463
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 12/5
7:00 a.m.-12:10 p.m.
2 stops6h 10m
San Antonio
Tue 12/5
1:40 p.m.-9:35 p.m.
2 stops6h 55m
C$ 544
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 18/3
7:45 p.m.-12:38 a.m.
1 stop5h 53m
San Antonio
Sat 21/3
5:10 a.m.-9:07 a.m.
Nonstop2h 57m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 4/3
5:20 a.m.-10:00 a.m.
1 stop5h 40m
San Antonio
Wed 18/3
4:25 p.m.-8:26 p.m.
Nonstop3h 01m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sun 8/3
8:52 a.m.-11:25 a.m.
Nonstop3h 33m
San Antonio
Mon 16/3
5:10 a.m.-1:01 p.m.
1 stop6h 51m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 6/3
6:09 p.m.-12:37 a.m.
1 stop7h 28m
San Antonio
Wed 11/3
5:10 a.m.-9:07 a.m.
Nonstop2h 57m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 8/4
4:14 p.m.-8:30 p.m.
1 stop5h 16m
San Antonio
Wed 15/4
4:44 p.m.-8:45 p.m.
Nonstop3h 01m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Mon 13/4
5:20 a.m.-9:46 a.m.
1 stop5h 26m
San Antonio
Sun 19/4
5:10 a.m.-9:10 a.m.
Nonstop3h 00m
C$ 545
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Thu 25/6
7:45 p.m.-12:14 a.m.
1 stop5h 29m
San Antonio
Mon 29/6
4:00 p.m.-8:10 p.m.
Nonstop3h 10m
C$ 545
Flights are sorted by cheapest round-trip flights first.
Deals found on 5/2
Showing 1-10 of 21 results
1
2
3
Best time to book a flight from Detroit to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Detroit with our price prediction graph.
DTT-SAT
DTW-SAT
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 Detroit to San Antonio
DTT-SAT
DTW-SAT
How far ahead should I book a flight from Detroit to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Detroit to San Antonio. Price data was last updated on 6 February 2026.
Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Detroit to San Antonio?
Currently, September is the cheapest month in which you can book a flight from Detroit to San Antonio (average of C$ 134). Flying from Detroit to San Antonio in January is currently the most expensive (average of C$ 323). 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 DTT to SAT?
Find hourly flight availability from Detroit 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 8 February 2026.
It’s typically best to fly out from Detroit to San Antonio at noon. Doing so could potentially save you 53% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Detroit to San Antonio
Explore weekly flight availability from Detroit 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 8 February 2026.
The most flights from DTT to SAT are scheduled on a Wednesday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Detroit to San Antonio?
What’s the top layover airport for flights from Detroit to San Antonio?
Share of one-stop round-trip flights from Detroit to San Antonio chosen by Cheapflights users in the past 12 months, using the same layover each way.
Nashville (BNA) – chosen by Cheapflights users on 60% of one-stop itineraries from Detroit to San Antonio on Cheapflights.
What’s the cheapest layover airport for flights from Detroit to San Antonio?
Average round-trip fare for 1-stop flights from Detroit to San Antonio, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of C$ 171.
What’s the fastest layover option from Detroit to San Antonio?
Shortest average travel time for 1-stop one-way flights from Detroit to San Antonio, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Nashville (BNA) have the shortest average one-way travel time for 1-stop routes: 5h 02m.
Which airport typically offers the quickest layover for flights from Detroit to San Antonio?
Average layover duration for 1-stop one-way flights from Detroit to San Antonio, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Nashville (BNA) offer the fastest connection on this route, with an average layover time of 0h 53m.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated 8 February 2026.
Read through reviews of airlines operating flights from Detroit to San Antonio, such as Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Everything was alright didn't get any snacks cause it was an short flight. The workers were very nice and respectful
Related info for your journey
Find useful and relevant information for your journey from Detroit to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Detroit to San Antonio?
Departing from Detroit to San Antonio will take you 3h 33m. Airlines will cover a distance of 1954 km. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Detroit to San Antonio?
Consider Aeromexico (76%), Korean Air (73%) or Delta (68%) when booking your flight. These represent the most reliable airlines when flying from Detroit to San Antonio.
Can I find deals for flights from Detroit to San Antonio that include hotel bookings?
Yes. In addition to deals on Detroit to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to San Antonio.
Can I find deals for business class flights from Detroit to San Antonio?
Yes. Cheapflights offers flight deals from Detroit 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 Detroit to San Antonio?
Currently, September is the cheapest month in which you can book a flight from Detroit to San Antonio (average of C$ 134). Flying from Detroit to San Antonio in January is currently the most expensive (average of C$ 323). 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.
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 February 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Detroit to San Antonio?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Detroit to San Antonio. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Detroit to San Antonio?
Cheapflights helps you find that perfect flight to San Antonio from Detroit by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Detroit to San Antonio with no change fees?
Certainly. Search results for flights to San Antonio from Detroit shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Detroit to San Antonio become cheaper?
Yes! Start tracking prices for Detroit to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyze navigation, to offer and measure personalized advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review and update your choices anytime by clicking the ’Privacy Preferences’ link in the page side navigation.