After the recent 757s, Allegiant Air's ex-easyJet A319s “open many new route opportunities”
Allegiant Air Review 2019 - are they worth flying with? - ManyorFew
Allegiant Air Adds 21 Low-Cost Leisure Routes, Service to 3 New Cities
Allegiant Air attacks United in New York, testing niche ULCC model in large competitive metro market | CAPA
Allegiant to add 9 new routes and three new destinations | World Airline News
Allegiant Air on Twitter: "Two words. Nine letters. One favorite phrase. 🎉 NEW ROUTES! 🎉 We're adding 43 new routes to our all-nonstop Allegiant Air network! Ready, set, go nonstop at https://t.co/Z48IktK9Yu.