Route guide

Sant Lluis to Chauchina (MAH-GRX): Nonstop Upgrade & Award Space

Mastertop Linhas Aéreas flies nonstop from Sant Lluis (MAH) to Chauchina (GRX) just twice a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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2
Nonstop flights a week
470 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every MAH to GRX 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 Sant Lluis to Chauchina 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 MAH to GRX 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 MAH to GRX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Sant Lluis to Chauchina nonstop

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

  • Mastertop Linhas Aéreas
See MAH to GRX on the interactive map →

Frequently asked questions about MAH to GRX

How far is Chauchina from Sant Lluis?
MAH to GRX covers about 470 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from MAH to GRX?
Mastertop Linhas Aéreas is currently the only airline flying MAH to GRX nonstop. 2LNR tracks confirmed upgrade and award space on every Mastertop Linhas Aéreas departure.
How often does MAH to GRX operate?
The nonstop currently runs twice a week, on Mastertop Linhas Aéreas. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on MAH to GRX?
Open the MAH to GRX calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Sant Lluis to Chauchina route, and 2LNR will notify you when space opens. It's free to start.

Never miss MAH to GRX upgrade or award space

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

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