Does the Briggs & Riley Large Convertible Backpack Duffle fit Allegiant Air?
Tight fitBag
53.3 × 35.6 × 27.9 cm
Empty 2 kg
Bag pageAllegiant Air carry-on
55.9 × 40.6 × 25.4 cm
18 kg
Verified 2026-10-03
Airline pageFAQ
Does the Briggs & Riley Large Convertible Backpack Duffle 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.