When you want an instant response from Allegiant Airlines customer service, then you should dial the Allegiant Airlines phone number +1 (802) 341-3454 or +1 (702) 505-8888 as it will connect you immediately and directly with the customer executive, and you can ask your queries. Either go through the below mentioned steps to get the Allegiant Airlines phone number of your region/country:

  • Visit the official website of Allegiant Airlines.
  • Scroll down to page and select “Contact Us” from the given options.
  • Allegiant Airlines contact number will be provided under the contact us section.