$112 Find Cheap Flights from Detroit to San Antonio - Compare and Save

If you’re set to fly to SAT with American Airlines, you may bring a personal item and a standard bag aboard the cabin of your flight. Your personal item must fit beneath the seat in front of you and measure no more than 8 x 14 x 18 inches, while your standard bag must fit in the luggage compartment above your seat and measure no more than 9 x 14 x 22 inches.

You can rent a car with ease at SAT, given that it features counters for several reliable car rental companies, notably Advantage, Avis, Alamo, Budget, Dollar, Enterprise, Fox, EZ Rentals, National, Sixt, Hertz, Payless, and Thrifty. The counters for these agencies are in the lobby of the Consolidated Car Rental Facility, accessed from the Mezzanine Level of Terminal B via the Sky Bridge.

You may bring liquids onboard your flight to SAT, irrespective of your airline. For your liquids to be allowed onboard, you must store them in containers with a maximum capacity of 3.4 oz, and your containers must be placed in a quart-sized, transparent, resealable plastic bag. Bigger containers, even when half full, won’t pass security.

You may travel with a child on your lap to SAT, provided your child is below two years old and you inform your airline well before your flight. Traveling with your child on your lap is wise if you want to fly cheaply, given that the airlines that serve this route don’t charge children traveling on lap any fees.

Among airlines operating Detroit Metropolitan Wayne County Airport to San Antonio flights:

• Delta: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Delta operates flights between Detroit Metropolitan Wayne County Airport and San Antonio.

Flights from Detroit Metropolitan Wayne County Airport to San Antonio usually depart from Detroit Metropolitan Wayne County (DTW) and arrive at San Antonio (SAT).

Here are some options for this route, based on selected ticket types and cabin classes:

• Delta: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Detroit Metropolitan Wayne County Airport to San Antonio:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $254 round-trip via Las Vegas Harry Reid Intl (LAS), compared to $464 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A319 family is used most often on this route, operated mainly by Delta and Aeromexico. Other aircraft seen on the route include Airbus A318/A319/A320/A321 variants.

One-stop flights from Detroit Metropolitan Wayne County Airport to San Antonio most commonly connect through:

• Denver Intl (DEN) - 21% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 21% of one-stop connections
• Orlando (MCO) - 19% of one-stop connections
• Dallas/Fort Worth (DFW) - 15% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 20% on the Detroit Metropolitan Wayne County Airport to San Antonio route. Wednesday is the cheapest departure day at $399 round-trip on average, while Monday is the most expensive at $498, a difference of $99. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Detroit Metropolitan Wayne County Airport to San Antonio flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Henry B. González Convention Center. These are among the most viewed places in San Antonio on KAYAK.

These are the earliest and latest flight times available from Detroit Metropolitan Wayne County Airport to San Antonio:

• Earliest: departs at 8:25 am and lands at 11:37 am
• Latest: departs at 8:59 pm and lands at 12:11 am.

The flight takes about 3h 12m.

Last-minute fares on this route - booked within 2 weeks of departure - run 45% above the route average of $436. Book 17 weeks before departure for the lowest fares.

A nonstop flight from Detroit Metropolitan Wayne County Airport to San Antonio takes 3h 12m, covering 1,214 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $216 to $1,184. That means the highest observed fare was about 5x higher than the lowest one.

One-way fares from Detroit Metropolitan Wayne County Airport to San Antonio are currently lower than usual. Average one-way flight prices are about $217, which is 13% below the typical average for this route.

Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 4h 36m, compared with 5h 17m via Detroit Metropolitan Wayne County (DTW) and 5h 23m via Chicago Midway (MDW).

San Antonio is 1 hour behind Detroit Metropolitan Wayne County Airport (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
· Europcar
· Fox
· Dollar
· Hertz
· Alamo

Round-trip flights from Detroit Metropolitan Wayne County Airport to San Antonio range from $379 to $540, with an average of $436 over the past 12 months. Anything below $379 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Detroit Metropolitan Wayne County Airport to San Antonio flights:

• • Delta
• • JetBlue