Allegiant Air

Allegiant Air is one of the low cost carriers in United States. Its focus is on both scheduled and charter flights. Allegiant main office is in Nevada. It was first founded in 1997. It maintains a fleet size of 100 and fly to 125 destinations. Self service is available online or assistance can be received from Allegiant Air phone number.

Airports that Allegiant operates:

St. Petersburg Orlando/Sanford Knoxville Cincinnati
Savannah Oakland Indianapolis Bellingham
Punta Gorda Nashville Grand Rapids Asheville
Pittsburgh Los Angeles Fort Walton Beach Allentown
Phoenix/Mesa Las Vegas Fort Lauderdale

Allegiant Airlines Official website:

Allegiant Airlines baggage policy:

Personal item: Size limit – 38 linear inches: Free of cost

Carry On bags: Size limit – 45 linear inches: Available for purchase

Checked baggage: Size limit- 80 linear inches: Weight – 40 Pounds – Purchase

Reservation with Allegiant Air

Allegiant reservation can be booked online. Once the reservation is booked the confirmation will be emailed. In the absence of reservation number, travelers can to use the 4 digit code of the card used to log in online. Allegiant tickets are non-refundable. Flight can be changed online before the check in begin. There will be change fee called “Trip Flex” charged along with the difference in the fare if applicable. Check in can be done online within 24 hours of the flight departure. If check in is done at the airport there is a service charge applicable. Allegiant airlines provide 24 hours refund policy. All tickets booked within 24 hours can be cancelled for refund.

Allegiant Air Phone Number Service

The flight can be booked by calling the Allegiant Air phone number. It is a toll free number if called from United States, Canada and the Caribbean Islands. All other assistance, like in-flight services, special needs and baggage detail can be provided over the Allegiant Air phone number.

Traveling with child on Allegiant Air

Any adult over 15 years old can accompany a child under 2 years old as a lap infant on Allegiant flight. Children who have reached 2 years old should have a ticket booked. Children should travel with an adult who has reached 15 years old. For all passenger under 18 years old, a birth certificate or other identification that includes date of birth is required as an identity.
All passengers above 18 should have a govt issued photo ID while traveling with Allegiant Airlines.


If you compare Allegiant Airlines self service online platform with the other counterpart airlines in the United States, the Allegiant site is fairly simple and easy to use. It is definitely not the best user friendly website that you might have hoped for but it will perform all simple and necessary task.

Step 1: Open the Allegiant Site

First visit the website:

Below is the search box that you will see where you can input all the departure city, destination city and travel dates. You will get option to choose one way or round trip. If you choose one way, the return date will be automatically blocked by itself and you can click to search.

Allegiant airlines online booking search box

Please keep in mind that Allegiant Airlines offer alternate products like the hotels, Vacation rentals and cars too. So, depending on your requirement you can click to flights, Hotel, cars or Vacation Rentals. In the above example we have chosen the option flight. However, all default search on the homepage will show the flight option.

Step 2: Allegiant Offers and Deals

On the home page, if you scroll down, Allegiant Airlines will give certain Highlighted deals. So, do not be too quick to skip, if you check carefully you may be able to obtain one of those deals.

allegiant Airlines offer and Deal

Assuming that you have decided to go for the flight booking option; fill in the departure and destination in the search box and click search. You will get an option like the one mentioned below. Be careful, It will show flight options for at least a week. So, pick the right date of your choice. Once you click the dates that you want, it will show you the specific flight number departure time and arrival time. Sometimes if there are limited seats for the flight, it will give you a warning sign written in red colour. Check the price allotted for the dates mentioned and click to continue.

Allegiant Airlines Flight Selection

Once you click continue, it will take you to a page where you can choose between Allegiant basic, Allegiant Bonus and Allegiant Total.

Step 3: Choose the type of Booking

Allegiant Basic: If you book allegiant Basic, the price will be cheaper. However, Allegiant basic has a lot of restrictions. You will be allowed only one personal item on board the plane. Everything else is chargeable.

Allegiant Bonus: The Allegiant bonus includes the personal item, Carry on, Seat Selection and Trip Flex. There is an extra charge for that.

Allegiant Total: The most expensive ticket is the Allegiant Total. It includes the Carry on, Personal Item, Checked baggage, Seat Selection, Priority access and Trip Flex.

Be very careful with the type of booking you make if the above mentioned inventory and upgrades are important for you. After that you can click to continue…

Step 4: Filling the Passenger Details

In the following page, you will get the option to fill the passenger’s name: First name, Middle name, Last name and Suffix as per the order. Then you need to fill the Gender, date of birth, phone number and email address. If you have the Known traveller number or redress number you can also fill that, although it is not mandatory.

On this page itself, there will be an option below that says, “Special Assistance”.  If you are required to fill that in, you can click the link and it will give a number of options: Wheelchair Assistance, Deaf/Hard of hearing (assistance is required), Traveling with personal wheelchair/scooter, Blind/low vision, Traveling with Portable Oxygen Concentrator, Intellectual or Developmental Disability and Service Animal.

Step 5: Review and Confirm

On the final page, you will get to review your flight information, total cost and breakdown of charges and the payment box. You can make the payment with Credit or Debit card, Visa, Master, Discover or Amex.

Once you complete the payment, you will get the confirmation number and an automatic email will be sent out to your email that you have mentioned.


It is simple; you will be able to save money with Allegiant Airlines if you reserve the checked bags and carry-on bags in advance. Apart from the mentioned allowance, all Allegiant Airlines passengers are allowed to bring a personal item on board the plane for no extra charge. In case you decide to bring a carry on or a checked baggage the fees will apply.

  • Personal Item: $ 0
  • Carry-on Bags: $10 – $75
  • Checked baggage: The checked baggage fee varies depending on the routing and segments.
  • Overweight baggage will cost $ 50 – $75 depending on the amount of overweight.
  • Oversized baggage will cost $ 75 
  • Oversize of personal item will cost $ 50 -$ 75

Please refer to the baggage calculator available in the Allegiant Airlines website.

Allegiant Airlines Baggage Fees Calculator

Allegiant Airlines Baggage Size and Dimension

The weight and the size dimension of the Airlines Airline’s baggage restrictions are as follows:

Personal Item: Each passenger can bring a free personal item like a purse, small briefcase, or a small backpack. It needs to be stowed underneath the seat in front.  The maximum size that you can bring is 7x15x16 inches. The wheel and handle is included in the measurement.

Carry-on bags: The carry-on bags should fit the overhead bin. And the maximum dimension should be 9x14x22. As mentioned, if the size exceeds, there may be a penalty that you will need to pay.

Allegiant Airlines Checked baggage policy: The maximum weight of checked baggage is 40 Pounds. And the size should not exceed 80 linear inches. Each person can bring 4 checked Luggage. All the checked bags are chargeable and the oversize and overweight bags will incur penalty.

Allegiant Airlines Baggage Policy

Allegiant Airlines Web check in

With Allegiant Airlines, all the check in process begins 24 hours prior to the departure of flight. And the Check in will close 45 minutes prior to the scheduled flight departure. There are basically two ways to check in for the flight and get your boarding pass in advance.

Two Smart Ways to check in for Allegiant Air

Firstly, you can check in for the flight from the website and after check in you can print the boarding pass. You can bring the print out hard copy of the boarding pass at the airport to board the plane.

Secondly, you can check in for the Allegiant flight through the Allegiant Mobile app. This way you can go paperless. This is specially recommended by Allegiant Airlines for environmental purpose as well as for passenger convenience.

Airport Check in at Allegiant Air Counter

As mentioned, you will be able to save money by using the advance check in method. In case you prefer to check in at the airport manually, you can also do that too. However, there is a fee of $5 convenience fee charged at the airport.

To check in for Allegiant Air online you will need either the confirmation number, Email or Credit/Debit card used.

Allegiant Air Online Check in