Book Allegiant Air flights online at AllegiantAir.com, by phone or by visiting an Allegiant Air airport ticket counter. As of April 2015, convenience fees apply when booking online or over the phone, but there are no extra charges for booking in person at the airport.Continue Reading
To book an Allegiant Air flight online, enter your departure location, desired destination, number of passengers and travel dates using the Book a Trip tool. After selecting a flight, you can add optional features, such as checked and carry-on baggage, assigned seats or priority boarding, usually for additional fees. Confirmation and additional flight details are sent via email after booking.
If you want to book a flight via phone, you can reach Allegiant Air's Customer Call Center at 702-505-8888. Booking in person at the airport eliminates convenience fees, but ticket counter hours are limited and vary by location.
Allegiant Air has a non-refundable ticket policy, but flights can be modified or cancelled up to seven days before departure. Customers can purchase optional TripFlex protection to have the ability to change or cancel their flights up to one hour before departure without any additional fees. TripFlex must be purchased at the time of the initial booking.Learn more about Geography