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£349 Cheap Flights from Detroit (DTW) to San Antonio (SAT)

View £349 flight on Wed, 19 Aug 2026Opens in a new window

Flight 1

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

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

Prices were available within the past 7 days and start at £349 for one-way flights and £608 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
DTW
Detroit
SAT
San Antonio
£608 Return, found 6 days ago
£608
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Detroit to San Antonio, returning Wed, 26 Aug, priced at £608 found 6 days ago
Alaska Airlines
Fri, 11 Sept - Fri, 18 Sept
DTW
Detroit
SAT
San Antonio
£610 Return, found 2 days ago
£610
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Detroit to San Antonio, returning Fri, 18 Sept, priced at £610 found 2 days ago
Alaska Airlines
Thu, 17 Sept - Mon, 21 Sept
DTW
Detroit
SAT
San Antonio
£642 Return, found 18 hours ago
£642
Return
found 18 hours ago
Select Alaska Airlines flight, departing Thu, 17 Sept from Detroit to San Antonio, returning Mon, 21 Sept, priced at £642 found 18 hours ago
Alaska Airlines
Mon, 17 Aug - Mon, 24 Aug
DTW
Detroit
SAT
San Antonio
£697 Return, found 6 days ago
£697
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 17 Aug from Detroit to San Antonio, returning Mon, 24 Aug, priced at £697 found 6 days ago
Alaska Airlines
Fri, 14 Aug - Fri, 21 Aug
DTW
Detroit
SAT
San Antonio
£710 Return, found 6 days ago
£710
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 14 Aug from Detroit to San Antonio, returning Fri, 21 Aug, priced at £710 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
DTW
Detroit
SAT
San Antonio
£758 Return, found 6 days ago
£758
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Detroit to San Antonio, returning Wed, 26 Aug, priced at £758 found 6 days ago
Alaska Airlines
Fri, 11 Sept - Fri, 18 Sept
DTW
Detroit
SAT
San Antonio
£761 Return, found 2 days ago
£761
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Detroit to San Antonio, returning Fri, 18 Sept, priced at £761 found 2 days ago
Alaska Airlines
Thu, 17 Sept - Mon, 21 Sept
DTW
Detroit
SAT
San Antonio
£792 Return, found 18 hours ago
£792
Return
found 18 hours ago
Select Alaska Airlines flight, departing Thu, 17 Sept from Detroit to San Antonio, returning Mon, 21 Sept, priced at £792 found 18 hours ago
Alaska Airlines
Mon, 17 Aug - Mon, 24 Aug
DTW
Detroit
SAT
San Antonio
£848 Return, found 6 days ago
£848
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 17 Aug from Detroit to San Antonio, returning Mon, 24 Aug, priced at £848 found 6 days ago
Alaska Airlines
Fri, 14 Aug - Fri, 21 Aug
DTW
Detroit
SAT
San Antonio
£860 Return, found 6 days ago
£860
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 14 Aug from Detroit to San Antonio, returning Fri, 21 Aug, priced at £860 found 6 days ago

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 centre is 11 minutes. Flights from £993
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city centre11 min
Flights from £993

Frequently asked questions

How much does a flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.) cost?
You can find cheap one-way flights from £349 and cheap return flights from £608 DTW to SAT with Expedia. Return flights often range between £313 and £748. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when DTW to SAT ticket fares go up or down.
What is the cheapest month to fly from Detroit, MI (DTW) to San Antonio, TX (SAT)?
The cheapest months to fly from Detroit, MI (DTW) to San Antonio, TX (SAT) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Detroit, MI (DTW) to San Antonio, TX (SAT)?
Enter DTW to SAT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
Delta is one of the cheapest airlines offering nonstop return flights from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT), with tickets starting from around £284 for flights that can be booked for departure within the next year. Alaska Airlines offers one of the cheapest connecting return flights from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT) starting from around £308. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
To find a cheap flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
The best airline to fly with from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.) will differ from traveler to traveler. If you like to fly early, Delta offers early morning flights. If price is the most important factor, Delta typically offers the lowest fares. American Airlines offers the most daily flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
When looking for the best time to fly from Detroit Metropolitan Wayne County (DTW) to San Antonio International (SAT), it's all about balancing good prices with plenty of flight options. You'll generally find the cheapest flights in September and August, with average return fares around £291. While July is a popular month for travel, offering many flight choices, it might not align with the lowest prices. If you're flexible, aiming for September or August could give you a great deal, and you'll still find good flight availability to suit your schedule.
How many flights per day from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
You'll find approximately 3 nonstop flights per day from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT). For even more choices, look at flights that include layovers, as there are around 95 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Seattle - Tacoma Intl. (SEA).
What is the earliest flight from Detroit, MI (DTW) to San Antonio, TX (SAT)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Detroit, MI (DTW) to San Antonio, TX (SAT). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
You'll find the most flights from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT) on a Friday, with around 57 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Delta, American Airlines, and United. Fridays have notably more flight options compared to other days of the week, making it a great day to plan your journey.
What are the most popular departure times for flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
The most popular departure times for flights from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and Southwest Airlines, offer flights during this window. Many travellers prefer these times because it allows them to arrive at their destination early in the day, giving them more time to settle in or start their activities.
How long does it take to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
Flying nonstop from DTW to SAT takes around 3 hours 20 minutes, with the route covering approximately 1,955 kilometers. Flights with a layover typically take 2 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
Yes, you can fly business class or first class between DTW and SAT. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Spirit Airlines, Alaska Airlines, Delta, United, and American Airlines.
How do I earn miles on a Detroit, MI (DTW) to San Antonio, TX (SAT) flight with Expedia?
It's easy to earn miles on a Detroit, MI (DTW) to San Antonio, TX (SAT) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Detroit, MI (DTW) to San Antonio, TX (SAT) at the last minute?
Typically, booking a last minute flight from Detroit, MI (DTW) to San Antonio, TX (SAT) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Detroit, MI (DTW) to San Antonio, TX (SAT) flight and hotel package?
Securing a Detroit, MI (DTW) to San Antonio, TX (SAT) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.)?
If you booked your Detroit, MI (DTW-Detroit Metropolitan Wayne County) to San Antonio, TX (SAT-San Antonio Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
San Antonio Intl.
Return price
£608
Distance
1944 km
Average flight time
2 hours 8 mins

Book with confidence

Compare flights from Detroit to San Antonio easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Detroit to San Antonio. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Antonio Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Detroit Metropolitan Wayne County to San Antonio Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Detroit Metropolitan Wayne County (DTW) to San Antonio Intl. (SAT)

The easiest way to view the best deals on flights from Detroit to San Antonio today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Detroit Metropolitan Wayne County to San Antonio Intl. start at just £608 and range up to £860.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Detroit and San Antonio
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Detroit to San Antonio flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Detroit Metropolitan Wayne County to San Antonio Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Detroit to San Antonio easily and book with confidence

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