$80+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAT
May 3 — May 101
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 June, booked 81 days in advance, depart on a Friday or Thursday 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 April 3, 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 April 3, 2026.
This Priceline deal was found by Cheapflights users on 3/30. 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.
Thu 4/95:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Sun 4/1210:22 am
SAT
- DTW
2 stops11h 24m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$339
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Tue 4/1410:22 am
SAT
- DTW
3 stops22h 59m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$340
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Tue 4/1410:22 am
SAT
- DTW
3 stops22h 59m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Fri 4/108:43 pm
DTW
- SAT
2 stops16h 44m
Multiple Airlines
Thu 4/233:00 pm
SAT
- DTW
1 stop18h 58m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 5/197:55 am
DTW
- SAT
1 stop12h 04m
Frontier
Sun 5/247:54 pm
SAT
- DTW
2 stops34h 28m
Frontier
Deal found 3/30![Frontier logo]()
$343
This Booking.com deal was found by Cheapflights users on 3/29. 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.
Wed 4/14:22 pm
DTW
- SAT
1 stop8h 57m
Frontier
Thu 4/26:45 am
SAT
- DTW
1 stop27h 13m
Frontier
Deal found 3/29![Frontier logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 4/105:05 am
DTW
- SAT
1 stop8h 22m
Multiple Airlines
Fri 4/246:00 am
SAT
- DTW
2 stops28h 45m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$345
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:17 pm
DTW
- SAT
3 stops21h 10m
Spirit Airlines
Mon 4/131:22 pm
SAT
- DTW
2 stops20h 50m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$346
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/511:54 am
DTW
- SAT
1 stop13h 25m
Frontier
Sun 4/126:45 am
SAT
- DTW
1 stop27h 13m
Frontier
Deal found 4/1![Frontier logo]()
$347
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Fri 4/246:00 am
SAT
- DTW
1 stop16h 59m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$348
This Expedia deal was found by Cheapflights users on 3/29. 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.
Sat 4/411:54 am
DTW
- SAT
1 stop13h 25m
Multiple Airlines
Mon 4/61:22 pm
SAT
- DTW
1 stop8h 24m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$349
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 April 3, 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 April 3, 2026.
This Delta deal was found by Cheapflights users on 3/29. 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 5/118:12 pm
DTW
- SAT
Nonstop3h 15m
Delta
Mon 5/1811:50 am
SAT
- DTW
Nonstop3h 06m
Delta
Deal found 3/29![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 4/2. 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.
Sat 6/65:55 am
DTW
- SAT
1 stop6h 10m
Southwest
Sat 6/62:00 pm
SAT
- DTW
2 stops8h 15m
Southwest
Deal found 4/2![Southwest logo]()
$404
This Delta deal was found by Cheapflights users on 4/2. 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 5/198:12 pm
DTW
- SAT
Nonstop3h 15m
Delta
Sun 5/245:20 am
SAT
- DTW
Nonstop3h 05m
Delta
Deal found 4/2![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 4/2. 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.
Fri 5/87:00 am
DTW
- SAT
2 stops7h 15m
Southwest
Mon 5/112:40 pm
SAT
- DTW
2 stops7h 50m
Southwest
Deal found 4/2![Southwest logo]()
$409
This Delta deal was found by Cheapflights users on 3/31. 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 5/68:30 am
DTW
- SAT
Nonstop3h 24m
Delta
Sun 5/104:15 pm
SAT
- DTW
Nonstop3h 06m
Delta
Deal found 3/31![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 3/29. 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.
Sat 5/27:47 pm
DTW
- SAT
1 stop5h 59m
Delta
Thu 5/74:11 pm
SAT
- DTW
1 stop6h 38m
Delta
Deal found 3/29![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 3/30. 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 4/144:10 pm
DTW
- SAT
2 stops6h 35m
Southwest
Tue 5/121:40 pm
SAT
- DTW
2 stops6h 35m
Southwest
Deal found 3/30![Southwest logo]()
$489
This Delta deal was found by Cheapflights users on 4/2. 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 4/308:48 pm
DTW
- SAT
Nonstop3h 20m
Delta
Thu 5/74:15 pm
SAT
- DTW
Nonstop3h 06m
Delta
Deal found 4/2![Delta logo]()
$429
This Southwest deal was found by Cheapflights users on 4/1. 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 4/217:00 am
DTW
- SAT
2 stops6h 10m
Southwest
Tue 5/1212:45 pm
SAT
- DTW
2 stops7h 30m
Southwest
Deal found 4/1![Southwest logo]()
$489
This Delta deal was found by Cheapflights users on 4/2. 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.
Fri 5/18:48 pm
DTW
- SAT
Nonstop3h 20m
Delta
Wed 5/65:00 pm
SAT
- DTW
1 stop5h 39m
Delta
Deal found 4/2![Delta logo]()
$439
Last-minute flights from Detroit to San AntonioDiscover last-minute flight deals from Detroit to San Antonio. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to San Antonio. Data last updated April 3, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/29. 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.
Sat 4/411:54 am
DTW
- SAT
1 stop13h 25m
Multiple Airlines
Mon 4/61:22 pm
SAT
- DTW
1 stop8h 24m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$349
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/511:54 am
DTW
- SAT
1 stop13h 25m
Frontier
Sun 4/126:45 am
SAT
- DTW
1 stop27h 13m
Frontier
Deal found 4/1![Frontier logo]()
$347
This Priceline deal was found by Cheapflights users on 3/30. 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.
Thu 4/95:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Sun 4/1210:22 am
SAT
- DTW
2 stops11h 24m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$339
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Tue 4/1410:22 am
SAT
- DTW
3 stops22h 59m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Fri 4/108:43 pm
DTW
- SAT
2 stops16h 44m
Multiple Airlines
Thu 4/233:00 pm
SAT
- DTW
1 stop18h 58m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Fri 4/105:05 am
DTW
- SAT
1 stop8h 22m
Multiple Airlines
Fri 4/246:00 am
SAT
- DTW
2 stops28h 45m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$345
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:17 pm
DTW
- SAT
3 stops21h 10m
Spirit Airlines
Mon 4/131:22 pm
SAT
- DTW
2 stops20h 50m
Spirit Airlines
Deal found 3/30![Spirit Airlines logo]()
$346
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Fri 4/246:00 am
SAT
- DTW
1 stop16h 59m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$348
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:34 pm
DTW
- SAT
2 stops19h 53m
Spirit Airlines
Mon 4/131:22 pm
SAT
- DTW
2 stops20h 50m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 5/197:55 am
DTW
- SAT
1 stop12h 04m
Frontier
Sun 5/247:54 pm
SAT
- DTW
2 stops34h 28m
Frontier
Deal found 3/30![Frontier logo]()
$343
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 April 3, 2026.
Search for one-way flight options from Detroit to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This Priceline deal was found by Cheapflights users on 3/30. 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.
Sat 5/231:20 pm
DTW
- SAT
1 stop6h 39m
Frontier
Deal found 3/30![Frontier logo]()
$80
This Booking.com deal was found by Cheapflights users on 3/29. 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.
Sun 4/1910:27 pm
DTW
- SAT
1 stop16h 48m
Frontier
Deal found 3/29![Frontier logo]()
$86
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Deal found 4/3![Spirit Airlines logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/410:27 pm
DTW
- SAT
1 stop21h 32m
Frontier
Deal found 4/2![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/135:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$96
This Super.com deal was found by Cheapflights users on 3/29. 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 4/145:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Deal found 3/29![Spirit Airlines logo]()
$97
This Frontier deal was found by Cheapflights users on 3/31. 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 5/271:20 pm
DTW
- SAT
1 stop6h 39m
Frontier
Deal found 3/31![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 3/31. 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 5/307:55 am
DTW
- SAT
1 stop12h 04m
Frontier
Deal found 3/31![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 4/2710:27 pm
DTW
- SAT
1 stop17h 42m
Frontier
Deal found 3/29![Frontier logo]()
$112
This Expedia deal was found by Cheapflights users on 4/2. 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.
Sun 4/125:05 am
DTW
- SAT
1 stop8h 22m
Spirit Airlines
Deal found 4/2![Spirit Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/289:18 pm
DTW
- SAT
2 stops19h 35m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$119
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 April 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $340 (Kiwi.com) |
One-way from | $80 (Priceline) |
Popular in | March |
Cheapest in | August |
Average price | $399 |
Good round-trip deal | $379 or less |
Good one-way deal | $278 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 April 3, 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
Mon 5/11
8:12 pm-10:27 pm
Nonstop3h 15m
San Antonio
Mon 5/18
11:50 am-3:56 pm
Nonstop3h 06m
$379
Quickest round-trip
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 5/19
8:12 pm-10:27 pm
Nonstop3h 15m
San Antonio
Sun 5/24
5:20 am-9:25 am
Nonstop3h 05m
$379
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Wed 5/6
8:30 am-10:54 am
Nonstop3h 24m
San Antonio
Sun 5/10
4:15 pm-8:21 pm
Nonstop3h 06m
$379
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sat 5/2
7:47 pm-12:46 am
1 stop5h 59m
San Antonio
Thu 5/7
4:11 pm-11:49 pm
1 stop6h 38m
$399
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Sat 6/6
5:55 am-11:05 am
1 stop6h 10m
San Antonio
Sat 6/6
2:00 pm-11:15 pm
2 stops8h 15m
$404
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 5/8
7:00 am-1:15 pm
2 stops7h 15m
San Antonio
Mon 5/11
2:40 pm-11:30 pm
2 stops7h 50m
$409
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Thu 4/30
8:48 pm-11:08 pm
Nonstop3h 20m
San Antonio
Thu 5/7
4:15 pm-8:21 pm
Nonstop3h 06m
$429
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Fri 5/1
8:48 pm-11:08 pm
Nonstop3h 20m
San Antonio
Wed 5/6
5:00 pm-11:39 pm
1 stop5h 39m
$439
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 4/14
4:10 pm-9:45 pm
2 stops6h 35m
San Antonio
Tue 5/12
1:40 pm-9:15 pm
2 stops6h 35m
$489
DetroitSan Antonio
DTW - SAT
DTWSAT
Detroit Metropolitan Wayne County
Tue 4/21
7:00 am-12:10 pm
2 stops6h 10m
San Antonio
Tue 5/12
12:45 pm-9:15 pm
2 stops7h 30m
$489
Showing 1-10 of 19 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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
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 April 2, 2026.
To ensure you get the cheapest price possible for a flight from Detroit to San Antonio, you should look to book at least 79 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 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 $98). Flying from Detroit to San Antonio in January is currently the most expensive (average of $236). 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 April 3, 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 in the evening could potentially save you up to 16% on airfare.
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 March 28, 2026.
Travelers seeking maximum savings on their Detroit to San Antonio flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 April 3, 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).
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 1-stop round-trip flights from Detroit to San Antonio chosen by Cheapflights users in the past 12 months, using the same layover each way.
Orlando (MCO) – chosen by Cheapflights users on 57% of 1-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 $188.
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 Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 4h 50m.
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 Chicago (MDW) offer the fastest connection on this route, with an average layover time of 2h 10m.
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 April 3, 2026.
Read reviews from past customers who have flown Southwest,Delta, andSpirit Airlines 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.
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
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Top 5 airlines flying from Detroit to San Antonio
Discover the top 5 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 April 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$227 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$188 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$326 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$326 | Average$428 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$338 | Average$398 | FlexibilityNo cancel fee | On-time71% |