$71 Cheap Flights from Detroit (DTW) to San Antonio (SAT)

View $71 flight on Sat, Nov 15, 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio International Airport (SAT)

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Cheap Flights from Detroit to San Antonio (DTW-SAT)

Prices were available within the past 7 days and start at $71 for one-way flights and $149 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Feb 4 - Wed, Feb 11
DTW
Detroit
SAT
San Antonio
$149 Roundtrip, just found
$149
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Feb 4 from Detroit to San Antonio, returning Wed, Feb 11, priced at $149 just found
Frontier Airlines
Sat, Nov 15 - Thu, Nov 20
DTW
Detroit
SAT
San Antonio
$160 Roundtrip, found 16 hours ago
$160
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Detroit to San Antonio, returning Thu, Nov 20, priced at $160 found 16 hours ago
Spirit Airlines
Sun, Jan 25 - Wed, Jan 28
DTW
Detroit
SAT
San Antonio
$164 Roundtrip, found 1 hour ago
$164
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sun, Jan 25 from Detroit to San Antonio, returning Wed, Jan 28, priced at $164 found 1 hour ago
Spirit Airlines
Wed, Jan 21 - Sat, Jan 24
DTW
Detroit
SAT
San Antonio
$169 Roundtrip, found 1 hour ago
$169
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Jan 21 from Detroit to San Antonio, returning Sat, Jan 24, priced at $169 found 1 hour ago
Frontier Airlines
Fri, Dec 5 - Thu, Dec 11
DTW
Detroit
SAT
San Antonio
$172 Roundtrip, found 18 hours ago
$172
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Fri, Dec 5 from Detroit to San Antonio, returning Thu, Dec 11, priced at $172 found 18 hours ago
Spirit Airlines
Mon, Jan 26 - Thu, Jan 29
DTW
Detroit
SAT
San Antonio
$175 Roundtrip, found 1 hour ago
$175
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Mon, Jan 26 from Detroit to San Antonio, returning Thu, Jan 29, priced at $175 found 1 hour ago
Frontier Airlines
Fri, Dec 5 - Thu, Dec 11
DTW
Detroit
SAT
San Antonio
$177 Roundtrip, found 18 hours ago
$177
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Fri, Dec 5 from Detroit to San Antonio, returning Thu, Dec 11, priced at $177 found 18 hours ago
American Airlines
Wed, Feb 11 - Wed, Feb 18
DTW
Detroit
SAT
San Antonio
$388 Roundtrip, found 23 hours ago
$388
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Feb 11 from Detroit to San Antonio, returning Wed, Feb 18, priced at $388 found 23 hours ago
Delta
Thu, Dec 18 - Sun, Dec 21
DTW
Detroit
SAT
San Antonio
$399 Roundtrip, found 1 hour ago
$399
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Dec 18 from Detroit to San Antonio, returning Sun, Dec 21, priced at $399 found 1 hour ago
Southwest Airlines
Mon, Jan 26 - Thu, Jan 29
DTW
Detroit
SAT
San Antonio
$415 Roundtrip, found 1 hour ago
$415
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Mon, Jan 26 from Detroit to San Antonio, returning Thu, Jan 29, priced at $415 found 1 hour ago

Find the cheapest month to fly from Detroit (DTW) to San Antonio (SAT)

May is typically the cheapest month to fly

From $105 - $359 per traveler.

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $250
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $250

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT) cost?
Lock in a cheap one-way flight from $71 or cheap return flight from $149 from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
The cheapest month to fly from DTW to SAT is February, when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
Take a direct flight with Delta Air Lines and travel straight from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT).
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from DTW to SAT. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
When departing from Detroit Metropolitan Wayne County Airport (DTW), you can pick from an average of 2 daily direct flights to San Antonio Intl. Airport (SAT).
What are the most popular departure times for flights from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
The 8 AM departures from DTW to SAT are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from DTW to SAT?
If you fly on a Wednesday, you'll get the largest range of choices for flights from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT).
What is the earliest flight from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
Detroit Metropolitan Wayne County Airport (DTW)'s earliest flight to San Antonio Intl. Airport (SAT) leaves at approximately 8:50AM UTC-5. With a travel duration of 3h 37m, you'll arrive at around 11:27AM UTC-6.
How long does it take to fly from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
Flights from DTW to SAT have an average travel time of 3 hours and 35 minutes. The distance between the two is 1,200 mi.
What airline has the least delays from DTW to SAT?
With 92% of journeys typically arriving on schedule, Aeromexico has the best on-time performance for nonstop flights from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT). To monitor your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
To avoid potential delays on the Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Antonio from Detroit Metropolitan Wayne County Airport (DTW)?
San Antonio Intl. Airport (SAT) is the only airport in San Antonio with direct flights from Detroit Metropolitan Wayne County Airport (DTW). Compare the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT) last-minute?
Booking your plane ticket from DTW to SAT shortly before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a DTW to SAT flight and hotel package?
You'll typically save money by booking a DTW to SAT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to San Antonio Intl. Airport (SAT)?
Usually, it's possible to cancel or reschedule your DTW to SAT flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$149
Distance
1215 mi
Average flight time
2 hours 12 mins

Book with confidence

Detroit to San Antonio Flights

The cheapest times to fly from Detroit to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to San Antonio are during the month of February. You can find some of the cheapest flights from Detroit to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to San Antonio

Sunday is one of the best days to book for cheap flights from Detroit to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $71 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Detroit to San Antonio Flights

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