Automatic check-in for Fly 540

Automated online check-in with 1Checkin for Fly 540 or any other airline! Just forward your booking confirmation to 5h@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 Fly 540 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 Fly 540 booking to 5h@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 Fly 540 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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Fly 540 check-in — questions answered

How do I do Fly 540 web check-in?
Forward your booking to 5h@1check.in and 1Checkin does your Fly 540 online and web check-in automatically when it opens, then emails your boarding pass.

When does Fly 540 check-in open and close?
See the check-in window above — we check you in the moment Fly 540 check-in opens.

Can I choose my seat on Fly 540?
Set your seat preferences and we'll secure your preferred seat whenever free seat selection is available on Fly 540.

How do I get my Fly 540 boarding pass?
We email it and store it in the app — available offline too.

Send your Fly 540 booking to 5h@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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