Allegiant Air (G4) Reservations

Plenty of carriers will allow you to amend your upcoming flight without charging an extra fee. You just pay the difference between the original flights and the new flights you pick. When you’re searching for Allegiant Air flights on Expedia, you’ll see a No change fee filter to check.

Shake up your daily routine and take a spur-of-the-moment getaway to one of the 222 destinations that Allegiant Air flies to in North America. Sanford and Fort Lauderdale are two of the popular cities you can book a flight to. Wherever you’re headed, Expedia has loads of Allegiant Air flight deals that’ll help you save.

A well-known brand name is one of the many things that makes Allegiant Air a hit with travelers. With its primary hub at McCarran Intl. Airport (LAS), it manages a fleet of 121 aircraft connecting to exciting destinations. When you want to book a flight, you’ll find all the best Allegiant Air flight deals with Expedia.

A good way to snap up cheap last-minute Allegiant Air flights is to be flexible with your travel dates, number of stops and arrival and departure airports. Another good idea is to look up our great last minute flights deals. Travel arrangements not so flexible? Just type in the details and compare the cheapest prices on Allegiant Air airfares. Let your adventurous spirit flow and jet off on a spur-of-the-moment break to an exciting destination.

We’re here for you every step of the way, from helping you search for an amazing deal to helping you locate your baggage carousel. Secure your cheap Allegiant Air flights with Expedia via our free app. Check in, review your flight status and easily manage your itinerary with this travel companion in your pocket. The Expedia App also gives you instant notifications about any flight delays and gate changes, and even the carousel number to collect your bags from.

Allegiant Air makes it a snap to rack up miles through its Allways Rewards program. Flying with the airline, car rentals and hotels are a few great ways you can earn airline miles, in addition to buying flights. When booking your airline tickets with Expedia, locate your loyalty program in the dropdown menu. You can then key in your membership number to work out if your booking is eligible. Save your dough, score miles and tick off more destinations with Expedia!

You’ll have to pay a fee for checked-in luggage, with size and weight limits varying between journeys. Call Allegiant Air customer service for the relevant information. You can also access your itinerary through the Expedia Trips portal to find out everything you should know about your flight’s luggage rules.

The most convenient way to check in for a flight is via the Allegiant Air website or through the Allegiant Air app. Other perks of checking in online include choosing your seat preference and managing your trip.