Allegiant Air customer service number is 1-800-Allegiant Air +1-855-564-8070 (US) or +1-855-568-4063(US) OTA (Live Person), where you can reach a live representative 24/7. Whether you’re…
Allegiant Air customer service number is 1-800-Allegiant Air +1-855-564-8070 (US) or +1-855-568-4063(US) OTA (Live Person), where you can reach a live representative 24/7. Whether you’re…