$85+ Cheap flights from Detroit to San Antonio (DTT - 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAT
Jul 8 — Jul 151
Round-trip
1 adult, Economy
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Find cheap flights from Detroit to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Detroit All airports to San Antonio are usually found in August or September, booked 83 days in advance, depart on a Friday or Wednesday and return on a Saturday
Cheap flight deals from Detroit to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Detroit to San AntonioExplore 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 June 8, 2026.
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 June 8, 2026.
This Frontier deal was found by Cheapflights users on 6/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:30 am
DTW
- SAT
1 stop12h 41m
Frontier
Sun 8/238:56 pm
SAT
- DTW
1 stop9h 04m
Frontier
Deal found 6/7![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/128:30 am
DTW
- SAT
1 stop13h 07m
Frontier
Mon 8/179:32 pm
SAT
- DTW
2 stops32h 50m
Frontier
Deal found 6/4![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:30 am
DTW
- SAT
1 stop13h 07m
Frontier
Mon 8/179:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/7![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Wed 7/299:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$270
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:45 am
DTW
- SAT
1 stop12h 11m
Frontier
Sun 9/67:51 pm
SAT
- DTW
1 stop27h 08m
Frontier
Deal found 6/3![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Wed 7/229:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/128:30 am
DTW
- SAT
1 stop13h 07m
Frontier
Sat 8/157:49 pm
SAT
- DTW
2 stops16h 44m
Frontier
Deal found 6/4![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:19 pm
DTW
- SAT
1 stop6h 25m
Frontier
Sat 7/119:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/116:10 am
DTW
- SAT
2 stops15h 27m
Frontier
Tue 7/149:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/3![Frontier logo]()
$284
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:31 pm
DTW
- SAT
1 stop6h 25m
Frontier
Thu 7/99:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$285
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:31 pm
DTW
- SAT
1 stop6h 25m
Frontier
Fri 7/109:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$290
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:15 pm
DTW
- SAT
1 stop10h 00m
Southwest
Tue 9/11:30 pm
SAT
- DTW
2 stops7h 20m
Southwest
Deal found 6/7![Southwest logo]()
$291
Best flights from Detroit to San AntonioDiscover 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 June 8, 2026.
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 June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:15 pm
DTW
- SAT
1 stop10h 00m
Southwest
Tue 9/11:30 pm
SAT
- DTW
2 stops7h 20m
Southwest
Deal found 6/7![Southwest logo]()
$291
This Delta deal was found by Cheapflights users on 6/7. 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.
Thu 7/238:25 am
DTW
- SAT
Nonstop3h 09m
Delta
Mon 7/274:00 pm
SAT
- DTW
Nonstop3h 09m
Delta
Deal found 6/7![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 7/235:30 am
DTW
- SAT
2 stops11h 09m
United Airlines
Mon 8/35:57 pm
SAT
- DTW
1 stop4h 47m
United Airlines
Deal found 6/5![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 6/3. 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 7/71:41 pm
DTW
- SAT
Nonstop3h 10m
Delta
Tue 7/145:15 am
SAT
- DTW
Nonstop3h 05m
Delta
Deal found 6/3![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 6/6. 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 7/148:25 am
DTW
- SAT
Nonstop3h 09m
Delta
Sat 7/183:00 pm
SAT
- DTW
Nonstop3h 09m
Delta
Deal found 6/6![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:05 am
DTW
- SAT
2 stops6h 40m
Southwest
Fri 7/103:45 pm
SAT
- DTW
2 stops7h 35m
Southwest
Deal found 6/6![Southwest logo]()
$449
This Delta deal was found by Cheapflights users on 6/4. 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.
Thu 7/91:41 pm
DTW
- SAT
Nonstop3h 10m
Delta
Mon 7/134:15 pm
SAT
- DTW
1 stop6h 29m
Delta
Deal found 6/4![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:25 am
DTW
- SAT
2 stops6h 55m
Southwest
Sun 8/3010:05 am
SAT
- DTW
2 stops7h 45m
Southwest
Deal found 6/7![Southwest logo]()
$469
This Delta deal was found by Cheapflights users on 6/3. 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.
Wed 7/18:10 pm
DTW
- SAT
Nonstop3h 11m
Delta
Wed 7/82:35 pm
SAT
- DTW
1 stop8h 09m
Delta
Deal found 6/3![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 6/7. 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.
Mon 8/178:30 pm
DTW
- SAT
Nonstop3h 04m
Delta
Fri 8/215:15 am
SAT
- DTW
Nonstop3h 05m
Delta
Deal found 6/7![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 6/7. 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 6/308:10 pm
DTW
- SAT
Nonstop3h 11m
Delta
Sat 7/42:30 pm
SAT
- DTW
1 stop7h 03m
Delta
Deal found 6/7![Delta logo]()
$489
Last-minute flights from Detroit to San AntonioDiscover last-minute flight deals from Detroit to San Antonio. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to San Antonio. Data last updated June 8, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:00 am
DTW
- SAT
1 stop11h 56m
Frontier
Mon 7/69:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/6![Frontier logo]()
$300
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:31 pm
DTW
- SAT
1 stop6h 25m
Frontier
Thu 7/99:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$285
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:31 pm
DTW
- SAT
1 stop6h 25m
Frontier
Fri 7/109:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:00 am
DTW
- SAT
1 stop11h 56m
Frontier
Wed 7/89:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 6/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:30 am
DTW
- SAT
1 stop13h 07m
Frontier
Tue 7/147:39 pm
SAT
- DTW
1 stop15h 55m
Frontier
Deal found 6/5![Frontier logo]()
$295
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Mon 7/139:51 am
SAT
- DTW
1 stop7h 00m
Frontier
Deal found 6/4![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:19 pm
DTW
- SAT
1 stop6h 25m
Frontier
Sat 7/119:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/116:10 am
DTW
- SAT
2 stops15h 27m
Frontier
Tue 7/149:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/3![Frontier logo]()
$284
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Wed 7/229:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$275
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Wed 7/299:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:30 am
DTW
- SAT
1 stop13h 07m
Frontier
Fri 7/319:32 pm
SAT
- DTW
1 stop8h 28m
Frontier
Deal found 6/4![Frontier logo]()
$305
One-way flights from Detroit to San AntonioSearch for one-way flight options from Detroit to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Detroit to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/297:45 am
DTW
- SAT
1 stop12h 11m
Frontier
Deal found 6/4![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 9/27:45 am
DTW
- SAT
1 stop12h 11m
Frontier
Deal found 6/3![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:22 pm
DTW
- SAT
1 stop6h 34m
Frontier
Deal found 6/8![Frontier logo]()
$130
This Priceline deal was found by Cheapflights users on 6/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:22 pm
DTW
- SAT
1 stop6h 34m
Frontier
Deal found 6/8![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Deal found 6/8![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 6/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:40 am
DTW
- SAT
1 stop12h 04m
Frontier
Deal found 6/4![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:30 am
DTW
- SAT
1 stop12h 41m
Frontier
Deal found 6/8![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 9/16:44 pm
DTW
- SAT
2 stops22h 29m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$142
This Flightnetwork deal was found by Cheapflights users on 6/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:51 pm
DTW
- SAT
1 stop14h 05m
Frontier
Deal found 6/4![Frontier logo]()
$145
This Expedia deal was found by Cheapflights users on 6/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:20 am
DTW
- SAT
1 stop12h 34m
Frontier
Deal found 6/3![Frontier logo]()
$146
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:31 pm
DTW
- SAT
1 stop6h 25m
Frontier
Deal found 6/8![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Mon 8/318:01 pm
DTW
- SAT
2 stops25h 10m
Frontier
Deal found 6/3![Frontier logo]()
$153
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 June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $260 (Priceline) |
One-way from | $85 (Kiwi.com) |
Popular in | May |
Cheapest in | August |
Average price | $354 |
Good round-trip deal | $379 or less |
Good one-way deal | $313 or less |
Cheapflights Fare Finder
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 2,558,603 searches. Data last updated June 8, 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
Cheapest round-trip
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Thu 8/27
1:15 pm-10:15 pm
1 stop10h 00m
San Antonio
Tue 9/1
1:30 pm-9:50 pm
2 stops7h 20m
$291
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Thu 7/23
8:25 am-10:34 am
Nonstop3h 09m
San Antonio
Mon 7/27
4:00 pm-8:09 pm
Nonstop3h 09m
$379
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 7/7
1:41 pm-3:51 pm
Nonstop3h 10m
San Antonio
Tue 7/14
5:15 am-9:20 am
Nonstop3h 05m
$379
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 7/14
8:25 am-10:34 am
Nonstop3h 09m
San Antonio
Sat 7/18
3:00 pm-7:09 pm
Nonstop3h 09m
$389
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Thu 7/9
1:41 pm-3:51 pm
Nonstop3h 10m
San Antonio
Mon 7/13
4:15 pm-11:44 pm
1 stop6h 29m
$389
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 7/1
8:10 pm-10:21 pm
Nonstop3h 11m
San Antonio
Wed 7/8
2:35 pm-11:44 pm
1 stop8h 09m
$439
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 7/7
7:05 am-12:45 pm
2 stops6h 40m
San Antonio
Fri 7/10
3:45 pm-12:20 am
2 stops7h 35m
$449
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 8/26
6:25 am-12:20 pm
2 stops6h 55m
San Antonio
Sun 8/30
10:05 am-6:50 pm
2 stops7h 45m
$469
Quickest round-trip
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Mon 8/17
8:30 pm-10:34 pm
Nonstop3h 04m
San Antonio
Fri 8/21
5:15 am-9:20 am
Nonstop3h 05m
$479
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 6/30
8:10 pm-10:21 pm
Nonstop3h 11m
San Antonio
Sat 7/4
2:30 pm-10:33 pm
1 stop7h 03m
$489
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Detroit to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to San Antonio in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Detroit-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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
What is the cheapest month to book a flight from Detroit to San Antonio?
Currently, July is the cheapest month in which you can book a flight from Detroit to San Antonio (average of $71). Flying from Detroit to San Antonio in January is currently the most expensive (average of $217). 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 June 8, 2026.
One of the essential ways to save on airfare from Detroit to San Antonio is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 16% on airfare.
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 June 8, 2026.
The most flights from DTT to SAT are scheduled on a Sunday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Detroit to San Antonio?
How far ahead should I book a flight from Detroit to San Antonio?
To ensure you get the cheapest price possible for a flight from Detroit to San Antonio, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Detroit to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Detroit to San Antonio. Price data was last updated on May 30, 2026.
Travelers seeking maximum savings on their Detroit to San Antonio flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 June 8, 2026.
Read reviews from past customers who have flown Southwest and Delta from Detroit to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Detroit and San Antonio flights
Browse other Detroit and San Antonio flight options. Last updated on June 8, 2026.
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Top 4 airlines flying from Detroit to San Antonio
Discover the top 4 airlines that operate flights from Detroit 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 June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$188 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$326 | Average$418 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$332 | Average$450 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$358 | Average$498 | FlexibilityNo cancel fee | On-time71% |