Detroit to San Antonio (DTW-SAT): Nonstop Upgrade & Award Space
Delta Air Lines flies nonstop between Detroit (DTW) and San Antonio (SAT), roughly 18 times a week. With Delta Air Lines operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every DTW to SAT departure, so you know which flights have space before you book.
Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.
Confirmed upgrade & award space on every DTW to SAT departure
2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Detroit to San Antonio to see which departures have real space, or watch the route and get alerted when space opens.
See real availability
Confirmed upgrade and award seats on each DTW to SAT departure, checked against live inventory so you know what is open before you book.
Set an alert
Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.
Plan on the map
See DTW to SAT on the interactive route map, with schedules, connections, and route statistics.
Airlines flying Detroit to San Antonio nonstop
Carriers operating DTW to SAT nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.
- Delta Air Lines
Frequently asked questions about DTW to SAT
How far is San Antonio from Detroit?
Which airlines fly nonstop from DTW to SAT?
How many flights a week are there from DTW to SAT?
How do I check upgrade or award availability on DTW to SAT?
Never miss DTW to SAT upgrade or award space
Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.
Get started free