Automated online check-in with 1Checkin for Aerolineas MAS or any other airline! Just forward your booking confirmation to n3@1check.in, information will be extracted automatically, and your upcoming check-in scheduled.
Your boarding passes will be available in the app or via email.
1Checkin means pre-trip peace of mind. You’ll get checked-in
automatically as soon as online check-in opens, regardless where
you are in the world, even if you are offline. Manage and track
all your flights, and access your boarding passes in one place.
Works for all airlines *
All flight information stored in one place
Perfect for when you’re abroad
Always fly in comfort
Complete flight overview in one tap
Download our app today and let 1Checkin manage your next flight’s check-in
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