1. 1Visit wizzair.com or open the Wizz Air mobile app.
2. 2Log in to your WIZZ Account or enter your booking reference and surname.
3. 3Select your flight and enter required travel document details (e.g., passport info for international flights).
4. 4Choose your seat or accept the randomly assigned free seat.
5. 5Add any extra baggage or services if needed.
6. 6Confirm check-in and download or print your boarding pass.

Booking reference (PNR), valid ID or passport (depending on destination), and visa if required by the destination country. Non-EU citizens may need to present their printed boarding pass at the check-in desk for a document check and stamp.

Free random seat allocation is provided during check-in (24 hours before departure). Passengers can pay to select a specific seat, which also allows them to check in up to 30 days in advance. WIZZ Priority includes earlier seat access.

For international flights, passport or ID details must be entered during online check-in. Non-EU citizens must proceed to the check-in counter at the airport to have their travel documents verified and their boarding pass stamped before going through security.

Group bookings for 16 or more passengers require logging into a Wizz Air account. All passengers in the booking can be checked in together, but random seats will be assigned unless paid for in advance.

1. 1'Online check-in unavailable' - Try clearing your browser cache, using the Wizz Air app, or checking if you booked through a third-party agency.
2. 2'Technical error during check-in' - Use Google Chrome on a computer or the mobile app.
3. 3'Missed online check-in' - You will have to pay an airport check-in fee at the desk.
4. 4'Boarding pass not generating' - Ensure all required document details are entered correctly.