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  1. Contact us - Allegiant Air

    Send us an email or call us, we’d love to hear your Allegiant experience or answer any questions about our cheap flights and vacation packages.

  2. Customer Request Assistance - Allegiant Air

    For immediate assistance, Customer Care representatives are available 24/7. You can also ask a question using our Live Chat option on our Contact Us page. We will research and respond as soon …

  3. Allegiant Customer Service Contacts - Elliott Report

    Nov 26, 2014 · You can change or cancel your flight online through the Allegiant Air website or by contacting customer service at (702) 505-8888. Fees may apply depending on the fare type and …

  4. Extensive List of Airline Phone Numbers [2025] - Upgraded Points

    Sep 29, 2025 · Here's a list of airline phone numbers for many major airlines, along with their departments such as customer service and reservations.

  5. Airline Reservations & Flight Ticketing | Allegiant®

    Once you have made a reservation, there are 5 things you should know before you fly with Allegiant Air. Need to cancel or make a change to an itinerary? Visit us here.

  6. 19 Frequently Asked Questions About Flying Allegiant Air

    Sep 17, 2025 · You can reach Allegiant customer service online through the Manage Travel section, via live chat on the airline’s website, or by calling 702-505-8888. Allegiant doesn’t offer a 24/7 call …

  7. Travel Info | Manage Travel, FAQS, Route Map | Allegiant®

    What you need to know before flying with your pet or service animal in the cabin.

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  8. Allegiant Air Contact Information | Airwise

    Allegiant Air contact details including website, email, and social media pages. We have domestic, international and US 800 phone numbers.

  9. Customer Service Plan - Allegiant Air

    May 21, 2024 · Allegiant's Customer Relations Department will address, via conventional postal service, all issues and compliments from customers regarding flights already taken.