Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Detroit to San Antonio from C$ 88

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SAT
26 Feb — 5 Mar1
1 adult

The best prices from Detroit All airports to San Antonio are usually found in January or October, booked 65 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap 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 21 February 2025.

Round-trip from

C$ 396

One-way from

C$ 88

Popular in

March

Cheapest in

January

Average price

C$ 624

Good round-trip deal

C$ 567 or less
Spirit Airlines
  • Spirit Airlines
  • 6/3-10/3
  • 3 total stops
  • 23h 55m total
  • Detroit to San Antonio
Search Deals
Frontier
  • Frontier
  • 12/4
  • 1 total stop
  • 24h 07m total
  • Detroit to San Antonio
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to San Antonio.
Search Deals

Find flight deals from Detroit to San Antonio

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 21 February 2025.

Thu 6/37:52 p.m.DTW - SAT
2 stops15h 24mSpirit Airlines
Mon 10/38:19 p.m.SAT - DTW
1 stop8h 31mSpirit Airlines
Deal found 20/2C$ 396
Fri 14/37:52 p.m.DTW - SAT
2 stops15h 24mMultiple Airlines
Sun 16/38:37 p.m.SAT - DTW
1 stop10h 25mMultiple Airlines
Deal found 19/2C$ 436
Wed 26/38:25 p.m.DTW - SAT
Nonstop3h 19mDelta
Tue 1/45:30 a.m.SAT - DTW
Nonstop2h 53mDelta
Deal found 20/2C$ 538
Thu 6/36:05 a.m.DTW - SAT
2 stops7h 50mSouthwest
Mon 10/31:55 p.m.SAT - DTW
2 stops8h 35mSouthwest
Deal found 20/2C$ 578
Fri 5/99:26 a.m.DTW - SAT
2 stops7h 07mUnited Airlines
Wed 10/94:20 p.m.SAT - DTW
1 stop6h 24mUnited Airlines
Deal found 19/2C$ 602
Thu 17/45:10 p.m.DTW - SAT
2 stops22h 23mAlaska Airlines
Tue 22/47:00 a.m.SAT - DTW
2 stops21h 11mAlaska Airlines
Deal found 20/2C$ 1,027

Find flights from Detroit to San Antonio within your budget

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 21 February 2025.

Fly from

Detroit

Fly to

San Antonio

Route

Depart

Return

Price

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 6/3

7:52 p.m.-10:16 a.m.

2 stops15h 24m

San Antonio

Mon 10/3

8:19 p.m.-5:50 a.m.

1 stop8h 31m

C$ 396

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Fri 14/3

7:52 p.m.-10:16 a.m.

2 stops15h 24m

San Antonio

Sun 16/3

8:37 p.m.-8:02 a.m.

1 stop10h 25m

C$ 436

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Wed 26/3

8:25 p.m.-10:44 p.m.

Nonstop3h 19m

San Antonio

Tue 1/4

5:30 a.m.-9:23 a.m.

Nonstop2h 53m

C$ 538

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 6/3

6:05 a.m.-12:55 p.m.

2 stops7h 50m

San Antonio

Mon 10/3

1:55 p.m.-11:30 p.m.

2 stops8h 35m

C$ 578

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Wed 26/3

8:00 a.m.-3:47 p.m.

1 stop8h 47m

San Antonio

Tue 1/4

7:00 a.m.-6:50 p.m.

2 stops10h 50m

C$ 665

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 17/4

5:10 p.m.-2:33 p.m.

2 stops22h 23m

San Antonio

Tue 22/4

7:00 a.m.-5:11 a.m.

2 stops21h 11m

C$ 1,027

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Sat 12/4

2:10 p.m.-1:17 p.m.

1 stop24h 07m

C$ 88

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Sun 6/4

8:48 p.m.-10:03 a.m.

1 stop14h 15m

C$ 156

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Tue 20/5

6:45 a.m.-3:30 p.m.

2 stops9h 45m

C$ 297

DetroitSan Antonio

DTW - SAT

DTWSAT

Detroit Metropolitan Wayne County

Thu 17/4

7:17 a.m.-12:12 p.m.

1 stop5h 55m

C$ 339

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 11 results
1
2

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.
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.

Travel insights for flights from Detroit to San Antonio

Get recent, data-driven insights about flights from Detroit to San Antonio including ideal travel times, pricing trends, and more.

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 14 February 2025.

Booking 65 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, July is the cheapest month in which you can book a flight from Detroit to San Antonio (average of C$ 325). Flying from Detroit to San Antonio in March is currently the most expensive (average of C$ 444). 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 21 February 2025.

It’s typically best to fly out from Detroit to San Antonio in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 mm per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 21 February 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Detroit to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Spirit Airlines
6.3
Okay
8,013 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

  • What airports do I use to fly from Detroit to San Antonio?

    San Antonio is the airport most travellers will use when flying to San Antonio from Detroit All airports. Booking flights from All airports (DTT) to San Antonio (SAT) should be relatively easy as there are 6 daily flights to San Antonio from 1 airline. 3h 19m is how long a flight from Detroit to San Antonio will take if you book a nonstop flight.

  • What are the cheapest airlines flying from Detroit to San Antonio round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Antonio, with prices starting at C$ 396. Additional round-trip tickets that might be worth considering are offered by Delta and Southwest, with the lowest prices starting at C$ 538 and C$ 578, respectively. Spirit Airlines is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Detroit to San Antonio one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at C$ 88. Spirit Airlines flights start at C$ 156 while deals on Southwest start at C$ 297 one-way.

  • What are the most reliable airlines from Detroit to San Antonio?

    Consider LATAM Airlines (100%), KLM (89%) or Air France (88%) when booking your flight. These represent the most reliable airlines when flying from Detroit to San Antonio.

  • What are the cheapest flights from Detroit to San Antonio?

    On average you can expect to pay C$ 652 for a flight from Detroit to San Antonio. The cheapest flight overall is C$ 567 while the most popular route, (Detroit Metropolitan Wayne County - San Antonio) is currently priced at C$ 237.

  • 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, July is the cheapest month in which you can book a flight from Detroit to San Antonio (average of C$ 325). Flying from Detroit to San Antonio in March is currently the most expensive (average of C$ 444). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Dallas/Fort Worth flights
Detroit to Austin flights
Detroit to Hobby flights
Detroit to George Bush Intcntl flights

Top airline flying from Detroit to San Antonio

Discover the top airline 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 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 410AverageC$ 563FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.