Allegiant Air Check-In Policy

 Allegiant Air Check-In Policy

Allegiant Air Check-In Policy

Allegiant Air was founded with the mission of providing ultra-low fares to leisure travelers. If you find some of its policies strict, blame or thank them for their unbelievably low flight ticket prices. This applies to their check-in and related policies as well. While tech-savvy modern fliers find Allegiant’s check-in policies worth it, older travelers find them restrictive and unacceptable. To help you decide what is good for you, we have brought up the Allegiant Air Check-In Policy for discussion in this blog. Here, we’ll discuss the Allegiant Air guidelines related to check-in, the check-in processes, and the fees. Yes, you’ve heard that right. Noting in Allegiant comes free, not even the check-in. So, read on and learn all you need to.

Allegiant Air Check-In Policy-Guidelines

The Allegiant Air Check-In Policy is short and simple. It doesn’t have miles-long guidelines and terms. Here are the key points of the policy.

  1. The check-in time for Allegiant Air begins 24 hours before departure time and ends 45 minutes prior to it.
  2. The policy allows you to check in online and offline during the check-in period.
  3. As per the Allegiant Air Check-In Policy rules, you can check in online through the official website and the Allegiant mobile app.
  4. There is no fee for online check-in through or the Allegiant Android and iPhone mobile apps. Travelers can print their boarding passes or download them free of cost.
  5. According to the policy rules, a fee of $5 per passenger applies if passengers get their boarding passes printed at the airports during check-in.
  6. With Trip Flex, travelers can change their flights without any fee during the check-in period.
  7. Travelers can buy seats at any time before check-in. Once the check-in window opens, they are assigned random seats.
  8. Travelers are allowed to change seats online during check-in but before printing their boarding passes.

Allegiant Air Check-In Online: A Step-by-Step Guide

Checking in for your Allegiant Air flight online is very easy. Here is a step-by-step guide to how you can do that through the official website.

  1. First, land on the homepage of
  2. Next, click on “Check-in” on the top menu bar.
  3. Log in with your booking confirmation number and first and last name.
  4. Once your itinerary is retrieved, select the flight for which you want to check-in.
  5. Now, before you check in, cross-check your seating arrangements and bags.
  6. Finally, check in once the check-in window opens and download or print your boarding pass.

How Early to Check-In for Your Allegiant Air Flight?

As per the Allegiant Air Check-In Policy rules, you can check in 24 hours before the departure time of your Allegiant Air flight at the earliest. This is the time when the check-in window opens for Allegiant Air.

How Can I Contact Allegiant Air Customer Service?

You can contact Allegiant Air Customer Service via phone calls and Live Chat. Calling Allegiant via their toll-free helpline number, (702) 505-8888, is the oldest and most convenient method, while Live Chat usually gets you the fastest response. Both services are available 24/7. You can also use email and text to contact the Allegiant Reservations Center. The contact number for sending texts is +1-800-315-2771. You may also use the most outdated method of contacting Allegiant Customer Relations by writing to them and sending postal mail.


As already discussed, Allegiant Air follows an ultra-low-cost operational model. And no one buys ultra-low-cost fares expecting top-class services from the airline. In that sense, the Allegiant Air Check-In Policy is at par and even better than similar policies from most other full-service carriers. The policy is modern, simplistic, and standard in all aspects. It allows travelers to check in online without any hassle. Even the seating and baggage rules are well-aligned with the policy for a seamless experience. Talking about the cons, we hardly found anything mentionable about Allegiant’s check-in policy. So, if reaching your destination at rock-bottom pricing is your goal, fly Allegiant without any hesitance.


Ques: How do I check-in online for my Allegiant Air flight?

Ans: As per the Allegiant Air Check-In Policy rules, you can check in for your Allegiant Air flight online by logging in to your trip details on the official website and the mobile app. There is a check-in menu on the top menu bar. You have to click on that, log in with your booking credentials, and find your itinerary before you select the flight and check-in.

Ques: What happens if I miss the check-in deadline?

Ans: Most modern airlines, including Allegiant, have auto check-in closer. Once the check-in deadline expires, check-in closes automatically, and the ground staff at the airport turns you away. So, if you miss the check-in deadline, you’ll be refused boarding on the flight.

Ques: Can I change my seat assignment during check-in with Allegiant Air?

Ans: Yes, you can. The Allegiant Air Check-In Policy allows you to change your seats online during check-in by visiting “Manage Travel” on the Allegiant official website or the mobile app. However, changing seats isn’t allowed if you’ve already printed your boarding pass.

Ques: What are the checked baggage fees for Allegiant Air flights?

Ans: The fee for checked baggage on Allegiant Air depends on your itinerary. There is a baggage fee calculator on the official website and the mobile app. You have to enter your departing and destination airports in the calculator to get the exact rates for your checked bag at the time of booking. However, the checked baggage fee is fixed at $75 at the airport.

Ques: What do I need to bring with me to the airport for check-in?

Ans: According to the Allegiant Air Check-In Policy rules, you need to carry with you any acceptable photo ID, such as your driving license or your passport, when you arrive at the airport for check-in. Passengers below 18 must carry their birth certificate with them as legal proof of age. For international travel, you must bring with you your passport and Visa (where applicable). However, starting from 7th May 2025, you must bring with you your REAL ID-compliant driver’s license to the airport for check-in.