Airline check-in directory

Direct links to 118 airlines' official online check-in pages, plus when check-in opens, baggage rules, and how to fix common problems.

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By country

All airlines grouped by country of registration — useful when you know the carrier's home market.

Cabin bag calculator

Enter your bag's dimensions; see which airlines accept it free vs charge a fee.

How online check-in works

The universal model — when the window opens, what data each carrier asks for, and which fees to watch for.

All airlines (A–Z)

Browse by alliance