Cheap Flights from San Antonio, TX to Detroit, MI from $100

Return flight: Detroit – San Antonio

On Cheapflightsplus.com you will find 6 connecting flights from San Antonio to Detroit. You can compare airfare deals from 2 airlines and multiple travel sites from $100, book and save on cheap plane tickets and last minute offers. Also check out SAT-DTT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Antonio to Detroit Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $100 (one-way), $171 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from San Antonio to Detroit. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
19:05 — 10:05
+1 day
19:05 — 20:11 UA2396 United Airlines
San Antonio — Houston
1h 21m stop
21:32 — 00:15 UA532 United Airlines
Houston — Chicago
7h 20m stop
07:35 — 10:05 UA4451 United Airlines
Chicago — Detroit
14h
including layover
Find flight
from$668
19:05 — 13:08
+1 day
19:05 — 20:11 UA2396 United Airlines
San Antonio — Houston
1h 21m stop
21:32 — 00:15 UA532 United Airlines
Houston — Chicago
10h 24m stop
10:39 — 13:08 UA411 United Airlines
Chicago — Detroit
17h 3m
including layover
Find flight
from$668
19:05 — 17:20
+1 day
19:05 — 20:11 UA2396 United Airlines
San Antonio — Houston
1h 21m stop
21:32 — 00:15 UA532 United Airlines
Houston — Chicago
14h 33m stop
14:48 — 17:20 UA5435 United Airlines
Chicago — Detroit
21h 15m
including layover
Find flight
from$668
19:05 — 16:03
+1 day
19:05 — 20:11 UA2396 United Airlines
San Antonio — Houston
15h 54m stop
12:05 — 16:03 UA6216 United Airlines
Houston — Detroit
19h 58m
including layover
Find flight
from$828
19:52 — 07:04
+1 day
19:38 — 20:38 NK1587 Spirit Airlines
San Antonio — Las Vegas
3h 28m stop
00:10 — 06:54 NK1252 Spirit Airlines
Las Vegas — Detroit
10h 12m
including layover
Find flight
from$100
19:52 — 12:53
+1 day
19:38 — 20:38 NK1587 Spirit Airlines
San Antonio — Las Vegas
4h stop
00:52 — 08:21 NK1372 Spirit Airlines
Las Vegas — Orlando
1h 42m stop
10:03 — 12:53 NK1528 Spirit Airlines
Orlando — Detroit
16h 1m
including layover
Find flight
from$228
*Departure and arrival times - local. Updated on September 17, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Antonio to Detroit depends on and how to choose the most interesting flight option for you.

Distance between San Antonio and Detroit is 1983 miles. Time difference between the cities is 1h. Airplanes depart 19:05 to 19:52 from 5 San Antonio airports and arrive 19:05 to 19:52 to 2 Detroit airports. Average flight time is 16h 32m.

  • The fastest flight 10h 12m
  • Average flight time 16h 32m
  • The earliest flight 19:05
  • The latest flight 19:52
  • Distance 1233 ml

The cheapest months to travel to Detroit are july (from 100 $), august (from 124 $).

What is the lowest airfare San Antonio to Detroit?

The cheapest plane ticket found by our users is $100. This airfare is for economy class on one-way NK1587 flight by Spirit Airlines for July 11, 2025 which leaves San Antonio in San Antonio at 19:52 am and arrives at Detroit All airports at 07:04.

Economy class
$100
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Business class
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First class
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Popular Airlines on the Route

The flight San Antonio — Detroit is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 4 departures per week at the price of from $ 668 . And the most expensive tickets are offered by United Airlines airline - from $ 828.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 6 flights with layovers on the route. The fastest connecting flight is NK1587 by Spirit Airlines takes 10h 12m and the cheapest is NK1587 by Spirit Airlines for $100.

  • UA - United Airlines
    from $668
    Find
  • NK - Spirit Airlines
    from $100
    Find
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Airports

You can fly from San Antonio to Detroit from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).

San Antonio airports

  • Randolph AFB-RND
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  • Martindale AAF-MDA
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  • San Antonio-SAT
    from $100
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  • Kelly AFB-SKF
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  • Stinson Municipal-SSF
    Find

Detroit airports

  • Willow Run-YIP
    Find
  • Detroit City-DET
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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