Route guide

Mexico City to San Antonio (MEX-SAT): Nonstop Upgrade & Award Space

VivaAerobus, Volaris, and Aeroméxico fly nonstop between Mexico City (MEX) and San Antonio (SAT), roughly 21 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every MEX 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.

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21
Nonstop flights a week
699 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every MEX 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 Mexico City 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 MEX 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 MEX to SAT on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Mexico City to San Antonio nonstop

Carriers operating MEX to SAT nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • VivaAerobus
  • Volaris
  • Aeroméxico
See MEX to SAT on the interactive map →

Frequently asked questions about MEX to SAT

How far is San Antonio from Mexico City?
MEX to SAT covers about 699 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from MEX to SAT?
VivaAerobus, Volaris, and Aeroméxico fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all three of them.
How many flights a week are there from MEX to SAT?
About 21 nonstop flights a week run between Mexico City and San Antonio in the current schedule, operated by VivaAerobus, Volaris, and Aeroméxico. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on MEX to SAT?
Open the MEX to SAT calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Mexico City to San Antonio route, and 2LNR will notify you when space opens. It's free to start.

Never miss MEX to SAT upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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