Automatic check-in for Sun Air Express

Automated online check-in with 1Checkin for Sun Air Express or any other airline! Just forward your booking confirmation to 6g@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.

Forward your Sun Air Express booking and we do your online and web check-in the moment it opens — best seat, boarding pass in the app.

How it works

  1. Forward your Sun Air Express booking to 6g@1check.in
  2. We do your web check-in the moment it opens
  3. Get your boarding pass — seat secured
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Useful information about Sun Air Express online check-in.


Never get stuck in the middle seat

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.

Automated check-in Manage upcoming flights Works offline Set your seat preferences Track your flights

Automated check-in

Works for all airlines *

Get checked-in before anybody else, and increase your chances of snapping your favorite seat(s)! *Learn more

Manage upcoming flights

All flight information stored in one place

View all your upcoming flights and get all boarding passes within one app.

Works offline

Perfect for when you’re abroad

Weak or no connection while travelling? 1Checkin checks you in regardless, and you can get your boarding pass at the next wifi hotspot.

Set your seat preferences

Always fly in comfort

Get your preferred seat, or get seated together with friends, colleagues, or family!

Track your flights

Complete flight overview in one tap

1Checkin flight stats give you an overview of all your past flights and distances covered!

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Sun Air Express check-in — questions answered

How do I do Sun Air Express web check-in?
Forward your booking to 6g@1check.in and 1Checkin does your Sun Air Express online and web check-in automatically when it opens, then emails your boarding pass.

When does Sun Air Express check-in open and close?
See the check-in window above — we check you in the moment Sun Air Express check-in opens.

Can I choose my seat on Sun Air Express?
Set your seat preferences and we'll secure your preferred seat whenever free seat selection is available on Sun Air Express.

How do I get my Sun Air Express boarding pass?
We email it and store it in the app — available offline too.

Send your Sun Air Express booking to 6g@1check.in and get checked in automatically.

Sign up!

Check it out!

Download our app today and let 1Checkin manage your next flight’s check-in

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