Allegiant Air Flight Check in

Allegiant Air check in offers a variety of ways to check in for your flight, including online, over the mobile app, or at the airport.

How to check in for Allegiant Airlines flights:

Allegiant Air offers no fee for online or mobile app check-in. However, there is a $5 fee for checking in at the airport. Allegiant Air check in offers a variety of ways to check in for your flight, including online, over the mobile app, or at the airport.

So, here are step by step process for check in:

Allegiant check-in online

  • Go to the Allegiant Airlines website.
  • Enter your confirmation number and last name.
  • Check in for your flight and select your seats (if available).
  • Print your boarding pass or save it to your mobile device.

Allegiant Mobile check in

  • Download the Allegiant mobile app from the App Store or Google Play.
  • Sign in with your Allegiant account.
  • Check in for your flight and select your seats (if available).
  • Save your boarding pass to your mobile device.

Allegiant Airport check-in

  • Go to the Allegiant Airlines ticket counter at the airport.
  • Provide your confirmation number and last name to the ticket agent.
  • The ticket agent will check you in for your flight and print your boarding pass.
Keep in mind points for online check in or airport check in

  • Allegiant check in online and mobile app check-in close 45 minutes before the flight's scheduled departure time.
  • Airport check-in starts 24 hours before the flight's scheduled departure time for passengers.
  • There is no difference in the check-in process for international and domestic flights on Allegiant Airlines.
Quick tips for checking in for Allegiant Air flights:
  • Check in online or via the Allegiant mobile app for the fastest and easiest check-in experience.
  • Print out your boarding pass or save it to your mobile device before you go to the airport.
  • Check in as early as possible