Cheap flights from Detroit to San Antonio from C$ 245
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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAT
12 Apr — 19 Apr1
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 Wednesday or Monday and return on a Tuesday
Cheap flight deals from Detroit to San Antonio
Enter your travel dates to find the best prices.
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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 13 March 2026.
Fri 17/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Mon 27/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 488
Sat 18/43:40 p.m.
DTW
-
SAT
2 stops6h 50m
Southwest
Sun 26/45:15 a.m.
SAT
-
DTW
1 stop5h 45m
Southwest
Deal found 9/3C$ 495
Wed 15/46:10 a.m.
DTW
-
SAT
2 stops7h 00m
Southwest
Wed 22/41:40 p.m.
SAT
-
DTW
2 stops6h 55m
Southwest
Deal found 9/3C$ 502
Thu 16/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Thu 23/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 10/3C$ 516
Fri 23/1010:35 a.m.
DTW
-
SAT
1 stop8h 14m
American Airlines
Mon 26/106:40 a.m.
SAT
-
DTW
1 stop7h 14m
American Airlines
Deal found 9/3C$ 520
Fri 17/48:00 a.m.
DTW
-
SAT
1 stop10h 12m
Delta
Thu 23/44:44 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 10/3C$ 529
Tue 26/57:00 a.m.
DTW
-
SAT
2 stops11h 20m
Southwest
Sun 31/55:20 p.m.
SAT
-
DTW
1 stop4h 45m
Southwest
Deal found 9/3C$ 531
Tue 26/57:10 p.m.
DTW
-
SAT
1 stop5h 05m
Southwest
Thu 28/53:05 p.m.
SAT
-
DTW
2 stops6h 05m
Southwest
Deal found 12/3C$ 536
Thu 16/47:47 p.m.
DTW
-
SAT
1 stop5h 59m
Delta
Mon 20/412:39 p.m.
SAT
-
DTW
1 stop10h 19m
Delta
Deal found 10/3C$ 543
Tue 26/57:00 a.m.
DTW
-
SAT
2 stops11h 20m
Southwest
Fri 29/51:25 p.m.
SAT
-
DTW
1 stop7h 55m
Southwest
Deal found 12/3C$ 544
Thu 4/68:50 a.m.
DTW
-
SAT
2 stops7h 49m
United Airlines
Mon 8/65:18 p.m.
SAT
-
DTW
1 stop5h 25m
United Airlines
Deal found 12/3C$ 550
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 13 March 2026.
Sat 18/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Fri 24/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 488
Sat 18/41:45 p.m.
DTW
-
SAT
1 stop9h 25m
Southwest
Mon 27/46:15 a.m.
SAT
-
DTW
1 stop8h 05m
Southwest
Deal found 9/3C$ 516
Fri 24/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Mon 27/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 488
Tue 14/47:00 a.m.
DTW
-
SAT
2 stops6h 10m
Southwest
Sat 18/41:20 p.m.
SAT
-
DTW
2 stops7h 05m
Southwest
Deal found 8/3C$ 529
Sun 19/48:30 a.m.
DTW
-
SAT
Nonstop3h 24m
Delta
Mon 27/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 488
Tue 28/46:10 a.m.
DTW
-
SAT
1 stop5h 30m
Southwest
Fri 1/54:45 p.m.
SAT
-
DTW
1 stop4h 25m
Southwest
Deal found 11/3C$ 529
Fri 10/45:46 p.m.
DTW
-
SAT
1 stop7h 30m
Delta
Mon 13/46:33 p.m.
SAT
-
DTW
1 stop5h 11m
Delta
Deal found 8/3C$ 516
Mon 27/41:38 p.m.
DTW
-
SAT
Nonstop3h 11m
Delta
Sun 10/511:50 a.m.
SAT
-
DTW
Nonstop3h 06m
Delta
Deal found 11/3C$ 516
Fri 24/41:38 p.m.
DTW
-
SAT
Nonstop3h 11m
Delta
Tue 28/411:50 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 11/3C$ 516
Tue 5/58:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Tue 12/55:20 a.m.
SAT
-
DTW
Nonstop3h 05m
Delta
Deal found 9/3C$ 516
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 13 March 2026.
Tue 21/48:30 a.m.
DTW
-
SAT
Nonstop3h 24m
Delta
Sat 25/44:43 p.m.
SAT
-
DTW
Nonstop3h 02m
Delta
Deal found 8/3C$ 488
Thu 16/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Thu 23/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 10/3C$ 516
Wed 22/41:38 p.m.
DTW
-
SAT
Nonstop3h 11m
Delta
Sun 26/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 529
Fri 3/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Fri 10/44:25 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 9/3C$ 556
Thu 14/58:35 a.m.
DTW
-
SAT
Nonstop3h 19m
Delta
Sun 17/55:20 a.m.
SAT
-
DTW
Nonstop3h 05m
Delta
Deal found 12/3C$ 570
Sun 5/48:20 p.m.
DTW
-
SAT
Nonstop3h 22m
Delta
Sun 12/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 10/3C$ 584
Sat 4/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Mon 20/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 12/3C$ 611
Sun 19/48:30 a.m.
DTW
-
SAT
Nonstop3h 24m
Delta
Thu 23/44:44 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 9/3C$ 624
Sat 4/48:20 p.m.
DTW
-
SAT
Nonstop3h 22m
Delta
Tue 7/45:10 a.m.
SAT
-
DTW
Nonstop2h 57m
Delta
Deal found 10/3C$ 652
Last-minute flights from Detroit to San Antonio
Discover last-minute flight deals from Detroit to San Antonio. Data last updated 13 March 2026 and is based on user searches.
Fri 3/48:52 a.m.
DTW
-
SAT
Nonstop3h 33m
Delta
Fri 10/44:25 p.m.
SAT
-
DTW
Nonstop3h 01m
Delta
Deal found 9/3C$ 556
Wed 15/44:10 p.m.
DTW
-
SAT
2 stops6h 35m
Southwest
Mon 20/43:05 p.m.
SAT
-
DTW
2 stops6h 15m
Southwest
Deal found 9/3C$ 502
Wed 15/47:00 a.m.
DTW
-
SAT
1 stop4h 45m
Southwest
Wed 22/41:40 p.m.
SAT
-
DTW
2 stops6h 55m
Southwest
Deal found 11/3C$ 522
Thu 16/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Thu 23/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 10/3C$ 516
Thu 16/47:47 p.m.
DTW
-
SAT
1 stop5h 59m
Delta
Mon 20/412:39 p.m.
SAT
-
DTW
1 stop10h 19m
Delta
Deal found 10/3C$ 543
Fri 17/48:48 p.m.
DTW
-
SAT
Nonstop3h 20m
Delta
Mon 27/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 9/3C$ 488
Fri 17/48:00 a.m.
DTW
-
SAT
1 stop10h 12m
Delta
Sat 18/45:10 a.m.
SAT
-
DTW
Nonstop3h 00m
Delta
Deal found 10/3C$ 529
Sat 18/43:40 p.m.
DTW
-
SAT
2 stops6h 50m
Southwest
Sun 26/45:15 a.m.
SAT
-
DTW
1 stop5h 45m
Southwest
Deal found 9/3C$ 495
Sat 18/46:15 a.m.
DTW
-
SAT
2 stops7h 10m
Southwest
Sat 25/42:45 p.m.
SAT
-
DTW
2 stops7h 40m
Southwest
Deal found 10/3C$ 569
Fri 24/411:00 a.m.
DTW
-
SAT
2 stops7h 43m
United Airlines
Sun 26/45:50 p.m.
SAT
-
DTW
1 stop5h 08m
United Airlines
Deal found 11/3C$ 550
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 13 March 2026.
Tue 9/63:50 p.m.
DTW
-
SAT
1 stop6h 45m
Southwest
Deal found 9/3C$ 245
Mon 8/65:45 p.m.
DTW
-
SAT
1 stop6h 35m
Southwest
Deal found 8/3C$ 258
Wed 8/41:40 p.m.
DTW
-
SAT
2 stops7h 35m
Southwest
Deal found 11/3C$ 265
Sat 2/55:25 p.m.
DTW
-
SAT
1 stop20h 52m
Spirit Airlines
Deal found 9/3C$ 271
Thu 21/58:30 p.m.
DTW
-
SAT
1 stop5h 00m
Southwest
Deal found 12/3C$ 272
Sat 1/86:35 a.m.
DTW
-
SAT
2 stops7h 45m
Southwest
Deal found 9/3C$ 306
Thu 11/66:30 a.m.
DTW
-
SAT
2 stops7h 55m
Southwest
Deal found 12/3C$ 320
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 13 March 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 13 March 2026.
Use the filters below to find and compare flights from Detroit to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sat 18/4
8:48 p.m.-11:08 p.m.
Nonstop3h 20m
San Antonio
Fri 24/4
5:10 a.m.-9:10 a.m.
Nonstop3h 00m
C$ 488
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 24/4
8:48 p.m.-11:08 p.m.
Nonstop3h 20m
San Antonio
Mon 27/4
5:10 a.m.-9:10 a.m.
Nonstop3h 00m
C$ 488
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sun 19/4
8:30 a.m.-10:54 a.m.
Nonstop3h 24m
San Antonio
Mon 27/4
5:10 a.m.-9:10 a.m.
Nonstop3h 00m
C$ 488
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sat 18/4
1:45 p.m.-10:10 p.m.
1 stop9h 25m
San Antonio
Mon 27/4
6:15 a.m.-3:20 p.m.
1 stop8h 05m
C$ 516
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 10/4
5:46 p.m.-12:16 a.m.
1 stop7h 30m
San Antonio
Mon 13/4
6:33 p.m.-12:44 a.m.
1 stop5h 11m
C$ 516
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Mon 27/4
1:38 p.m.-3:49 p.m.
Nonstop3h 11m
San Antonio
Sun 10/5
11:50 a.m.-3:56 p.m.
Nonstop3h 06m
C$ 516
Quickest round-trip
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 24/4
1:38 p.m.-3:49 p.m.
Nonstop3h 11m
San Antonio
Tue 28/4
11:50 a.m.-3:50 p.m.
Nonstop3h 00m
C$ 516
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 5/5
8:48 p.m.-11:08 p.m.
Nonstop3h 20m
San Antonio
Tue 12/5
5:20 a.m.-9:25 a.m.
Nonstop3h 05m
C$ 516
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 14/4
7:00 a.m.-12:10 p.m.
2 stops6h 10m
San Antonio
Sat 18/4
1:20 p.m.-9:25 p.m.
2 stops7h 05m
C$ 529
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 28/4
6:10 a.m.-10:40 a.m.
1 stop5h 30m
San Antonio
Fri 1/5
4:45 p.m.-10:10 p.m.
1 stop4h 25m
C$ 529
Flights are sorted by cheapest round-trip flights first.
Deals found on 12/3
Showing 1-10 of 21 resultsSorted by cheapest first
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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 March 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$ 133). Flying from Detroit to San Antonio in January is currently the most expensive (average of C$ 321). 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 13 March 2026.
It’s typically best to fly out from Detroit to San Antonio in the morning. Doing so could potentially save you 57% 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 13 March 2026.
The most flights from DTT to SAT are scheduled on a Wednesday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).
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$ 170.
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 13 March 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 20m. Airlines will cover a distance of 1954 km. Generally, flights for this route are direct.
What are the most reliable airlines from Detroit to San Antonio?
Consider Aeromexico (81%), Korean Air (80%) or Delta (74%) 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$ 133). Flying from Detroit to San Antonio in January is currently the most expensive (average of C$ 321). 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.
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.
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