Does the Travelpro Altitude™ Convertible Duffel/Backpack fit Allegiant Air?
Tight fitBag
24.1 × 56 × 36.8 cm
Expanded 31.8 × 48.3 × 39.1 cm
Empty 2.2 kg
Bag pageAllegiant Air carry-on
55.9 × 40.6 × 25.4 cm
18 kg
Verified 2026-10-03
Airline pageFits collapsed only. Do not expand before boarding.
FAQ
Does the Travelpro Altitude™ Convertible Duffel/Backpack fit Allegiant Air?
Tight fit. Sides are sorted longest to shortest and compared with the airline limit the same way, so orientation does not matter.