Cheap flights from San Antonio to Detroit

San Antonio
SAT
Detroit
DTT

Flight deals from San Antonio to Detroit

Below you can see the best deals on flights San Antonio — Detroit for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 12 September, from $140.

Top 10 cheap flights from San Antonio to Detroit

F9
F9
F9
$ 140

San Antonio — Detroit

14:47—09:52
12 Sep 2026
18 h 5 m
2 stops
F9
F9
$ 143

San Antonio — Detroit

20:20—15:28
15 Sep 2026
18 h 8 m
1 stop
F9
F9
$ 155

San Antonio — Detroit

20:20—15:28
14 Sep 2026
18 h 8 m
1 stop
F9
F9
$ 165

San Antonio — Detroit

20:26—15:28
8 Sep 2026
18 h 2 m
1 stop
F9
F9
F9
$ 169

San Antonio — Detroit

20:26—17:56
8 Sep 2026
20 h 30 m
2 stops
F9
F9
F9
$ 169

San Antonio — Detroit

20:20—16:37
9 Sep 2026
19 h 17 m
2 stops
F9
F9
F9
$ 169

San Antonio — Detroit

20:20—18:55
15 Sep 2026
21 h 35 m
2 stops
F9
F9
F9
$ 175

San Antonio — Detroit

20:26—19:53
8 Sep 2026
22 h 27 m
2 stops
DL
DL
F9
$ 175

San Antonio — Detroit

05:30—20:02
10 Sep 2026
13 h 32 m
2 stops
DL
DL
F9
$ 175

San Antonio — Detroit

06:00—20:02
10 Sep 2026
13 h 2 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the San Antonio — Detroit flight

Looking for cheap flights from San Antonio to Detroit? Compare fares from different airlines, check the flight schedule and travel time — and book your San Antonio — Detroit ticket online at the best price.

The route has direct flights — around 39 flights per week, flights are operated by Delta, Spirit Airlines, a nonstop flight takes about 3 h 5 min, the distance between the cities is around 1,993 km.

Planning your trip? You may find our Detroit travel guide, how to get from the airport into town and Detroit weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $140Min. price
SeptemberCheapest
MarchPeak season
YesDirect flights
1,993 kmDistance
3 h 5 minTravel time
2Airlines
39 / wkFlights

Flight schedule from San Antonio to Detroit

The table shows direct flights from San Antonio to Detroit on the selected date. The flight takes approximately 3 h 5 min. Regular flights are operated by Delta and Spirit Airlines. Departures from San Antonio International Airport airports, arrivals at Detroit Metropolitan Wayne County Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 17 Aug 2026

Flight ticket prices by day: San Antonio — Detroit

Below is a calendar of the lowest flight ticket prices for San Antonio — Detroit by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $140 in September, and the most expensive are around $259 in March. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from San Antonio to Detroit by month. Tickets are usually cheapest in July (around $162) and priciest in December (about $241) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$213mediumMay$176lowSep$185medium
Feb$231highJun$194mediumOct$181low
Mar$204mediumJul$162lowNov$213high
Apr$194lowAug$204highDec$241high

Some values are estimated based on seasonality.

When to fly

Weather in Detroit: it is warmest in July (up to 28 °C on average) and coolest in January (around 1 °C). The driest month is January.

Tickets are usually cheapest in September and most expensive in March. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Detroit

Dry and wet days · Detroit

Wind speed and direction · Detroit

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How to get the best deal on a San Antonio — Detroit ticket

  • Book ahead: fares for San Antonio — Detroit are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Detroit is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the San Antonio — Detroit route are operated by 2 airlines; Delta runs the most flights (around 85% of all flights). Compare carriers, flight shares and schedules below.

  • DeltaDL
    11x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight SAT → DTW11x/week
      Duration
      3h 7m
      Days
      MTWTFSS
    84.6%Open →
  • Spirit AirlinesNK
    2x/week
    WebsiteFleet: 20544.1M pax/year
    • Direct flight SAT → DTW2x/week
    15.4%Open →

Cities and airports on the San Antonio — Detroit route

Flights San Antonio — Detroit depart from San Antonio International Airport and arrive at Detroit Metropolitan Wayne County Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Antonio

SAT
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Detroit

DTT
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the San Antonio — Detroit flight

How long is the flight from San Antonio to Detroit?

A nonstop San Antonio — Detroit flight takes about 3 h 5 min — the distance between the cities is around 1,993 km.

How far is it from San Antonio to Detroit?

The distance from San Antonio to Detroit is about 1,993 km, which a nonstop flight covers in around 3 h 5 min.

Are there direct flights from San Antonio to Detroit?

Yes, there are nonstop flights San Antonio — Detroit — around 39 flights per week.

Which airlines fly from San Antonio to Detroit?

Airlines operating San Antonio — Detroit include Delta, Spirit Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do San Antonio — Detroit flights use?

Flights from San Antonio depart from San Antonio International Airport, and arrive at Detroit Metropolitan Wayne County Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Antonio to Detroit?

The price of a San Antonio — Detroit ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in March. Tickets typically cost between $140 and $259. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Antonio — Detroit?

Flights San Antonio — Detroit are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Antonio to Detroit?

To catch a low fare San Antonio — Detroit, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from San Antonio

See all
DallasLos AngelesHoustonChicagoAtlantaLas VegasDenverPhoenixMinneapolisMexico CitySalt Lake CitySeattleCharlotteMonterreyNew York CityOrlandoGuadalajaraPhiladelphiaMiamiWashington, D.C.Fort LauderdaleSan JuanCancunBostonTorontoQuerétaroSan FranciscoTampaLeonSan Luis PotosíBrownsvilleManhattanLafayette

Where else you can fly from Detroit

See all
New York CityChicagoTorontoAtlantaWashington, D.C.LansingDallasLos AngelesMinneapolisOrlandoHoustonSeattleBostonCharlotteLas VegasDenverPhoenixMontrealFort LauderdalePhiladelphiaClevelandNashvilleIndianapolisPittsburghSalt Lake CityBuffaloCincinnatiFort MyersColumbusSan FranciscoMemphisRaleighTampaGrand RapidsAlbanyProvidenceKnoxvilleLouisvilleMilwaukeeTraverse City

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