Personal-item bag · 16.5 × 11.8 × 5.9 in (41.9 × 30 × 15 cm)
Fits 3.8 cm (1.5 in) to spare on the length; 15.3 kg left for packing
Bags that fit Frontier Airlines
Frontier Airlines' free personal item is 18 × 14 × 8 in (45.7 × 35.6 × 20.3 cm). The carry-on limit is 24 × 16 × 10 in (61 × 40.6 × 25.4 cm). We checked 1,046 bags against both, using each brand's own published size. Wheels count; soft bags get no more than 1 cm of squeeze.
Rules checked 5 October 2026 · Frontier Airlines rules and fares
Personal item: 249 fit, 210 tight
Personal-item bag (165)
Personal-item bag · 16.5 × 11.8 × 5.9 in (41.9 × 30 × 15 cm)
Fits 3.8 cm (1.5 in) to spare on the length; 14.8 kg left for packing
Personal-item bag · 15.4 × 12.6 × 5.9 in (39.1 × 32 × 15 cm)
Fits 3.6 cm (1.4 in) to spare on the width; 15.2 kg left for packing
Personal-item bag · 15.6 × 12.2 × 7.5 in (39.6 × 31 × 19.1 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 15.2 kg left for packing
Personal-item bag · 15.6 × 12.2 × 7.5 in (39.6 × 31 × 19.1 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 15.4 kg left for packing
Personal-item bag · 16.5 × 11.2 × 6 in (41.9 × 28.4 × 15.2 cm)
Fits 3.8 cm (1.5 in) to spare on the length
Personal-item bag · 16.9 × 11.4 × 6.3 in (42.9 × 29 × 16 cm)
Fits 2.8 cm (1.1 in) to spare on the length; 14.7 kg left for packing
Personal-item bag · 13.4 × 7.5 × 5.9 in (34 × 19 × 15 cm)
Fits 5.3 cm (2.1 in) to spare on the depth; 15.5 kg left for packing
Personal-item bag · 15.4 × 10.8 × 5.7 in (39.1 × 27.4 × 14.5 cm)
Fits 5.8 cm (2.3 in) to spare on the depth; 14.9 kg left for packing
Personal-item bag · 15 × 12 × 5.5 in (38.1 × 30.5 × 14 cm)
Fits 5.1 cm (2 in) to spare on the width; 15.2 kg left for packing
Personal-item bag · 16.3 × 11 × 5.9 in (41.4 × 27.9 × 15 cm)
Fits 4.3 cm (1.7 in) to spare on the length; 15 kg left for packing
Personal-item bag · 16.3 × 11 × 5.9 in (41.4 × 27.9 × 15 cm)
Fits 4.3 cm (1.7 in) to spare on the length; 15.1 kg left for packing
+ 153 more personal-item bags — search them in the checker.
Tote (68)
Tote · 14.2 × 13 × 6.3 in (36.1 × 33 × 16 cm)
Fits 2.5 cm (1 in) to spare on the width; 14.9 kg left for packing
Tote · 16.5 × 12.6 × 6.7 in (42 × 32 × 17 cm)
Fits 3.3 cm (1.3 in) to spare on the depth; 15.2 kg left for packing
Tote · 16.5 × 12.6 × 6.7 in (41.9 × 32 × 17 cm)
Fits 3.3 cm (1.3 in) to spare on the depth; 14.9 kg left for packing
Tote · 15 × 11.8 × 7.1 in (38.1 × 30 × 18 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 14.7 kg left for packing
Tote · 15.7 × 13 × 7.5 in (39.9 × 33 × 19.1 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 15.1 kg left for packing
Tote · 16 × 12.5 × 5 in (40.6 × 31.8 × 12.7 cm)
Fits 3.8 cm (1.5 in) to spare on the width; 14.7 kg left for packing
Tote · 16 × 12.5 × 5 in (40.6 × 31.8 × 12.7 cm)
Fits 3.8 cm (1.5 in) to spare on the width; 14.7 kg left for packing
Tote · 17 × 11.8 × 5.5 in (43.2 × 29.8 × 14 cm)
Fits 2.5 cm (1 in) to spare on the length; 14.8 kg left for packing
Tote · 17 × 11.8 × 5.5 in (43.2 × 29.8 × 14 cm)
Fits 2.5 cm (1 in) to spare on the length; 14.8 kg left for packing
Tote · 17 × 11.8 × 5.5 in (43.2 × 29.8 × 14 cm)
Fits 2.5 cm (1 in) to spare on the length; 14.8 kg left for packing
Tote · 14.3 × 11 × 6 in (36 × 28 × 15.3 cm)
Fits 5.1 cm (2 in) to spare on the depth; 14.6 kg left for packing
Tote · 14 × 12 × 6.5 in (35.6 × 30.5 × 16.5 cm)
Fits 3.8 cm (1.5 in) to spare on the depth; 15 kg left for packing
+ 56 more totes — search them in the checker.
Duffel / weekender (9)
Duffel / weekender · 16.3 × 11.2 × 7.2 in (41.4 × 28.4 × 18.3 cm)
Fits 2 cm (0.8 in) to spare on the depth
Duffel / weekender · 16 × 10 × 7.1 in (40.6 × 25.4 × 18 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 15 kg left for packing
Duffel / weekender · 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)
Fits 5.3 cm (2.1 in) to spare on the depth; 15.1 kg left for packing
Duffel / weekender · 14.5 × 9.3 × 6.8 in (36.8 × 23.5 × 17.1 cm)
Fits 3.2 cm (1.3 in) to spare on the depth; 15.2 kg left for packing
Duffel / weekender · 16 × 12.5 × 7.5 in (40.6 × 31.8 × 19.1 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 14.9 kg left for packing
Duffel / weekender · 17.3 × 12.4 × 7.3 in (44 × 31.6 × 18.5 cm)
Fits 1.7 cm (0.7 in) to spare on the length; 14.7 kg left for packing
Duffel / weekender · 17 × 12.2 × 7.5 in (43 × 31 × 19 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 14.7 kg left for packing
Duffel / weekender · 41 × 24 × 16 cm (16.1 × 9.4 × 6.3 in)
Fits 4.3 cm (1.7 in) to spare on the depth; 15.4 kg left for packing
Duffel / weekender · 42.5 × 33 × 14.5 cm (16.7 × 13 × 5.7 in)
Fits 2.6 cm (1 in) to spare on the width; 15.3 kg left for packing
Travel backpack (5)
Travel backpack · 16.9 × 11.8 × 6.3 in (43 × 30 × 16 cm)
Fits 2.7 cm (1.1 in) to spare on the length; 15 kg left for packing
Travel backpack · 17 × 11 × 5.5 in (43 × 28 × 14 cm)
Fits 2.7 cm (1.1 in) to spare on the length; 15.3 kg left for packing
Travel backpack · 17 × 12.5 × 6 in (43.2 × 31.8 × 15.2 cm)
Fits 2.5 cm (1 in) to spare on the length; 15 kg left for packing
Travel backpack · 16.9 × 12.4 × 7 in (42.9 × 31.5 × 17.8 cm)
Fits 2.5 cm (1 in) to spare on the depth; 15.1 kg left for packing
Travel backpack · 17.5 × 12.6 × 6.5 in (44.5 × 32 × 16.5 cm)
Fits 1.3 cm (0.5 in) to spare on the length
Under-seat roller (2)
Under-seat roller · 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)
Fits 5.3 cm (2.1 in) to spare on the depth; 14.1 kg left for packing
Under-seat roller · 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)
Fits 5.3 cm (2.1 in) to spare on the depth; 14.1 kg left for packing
Tight: within 1 cm on at least one side
These pass only if you pack them flat or the bag gives a little. Hard-shell bags in this list are exactly at the limit.
Personal-item bag · 17.7 × 12 × 5.9 in (45 × 30.5 × 15 cm)
Tight 0.8 cm (0.3 in) to spare on the length; 15 kg left for packing
Tote · 15.7 × 13.8 × 7.9 in (39.9 × 35.1 × 20.1 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 15.3 kg left for packing
Tote · 16.5 × 10.6 × 7.9 in (41.9 × 26.9 × 20.1 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 14.9 kg left for packing
Duffel / weekender · 16.5 × 10.6 × 7.9 in (41.9 × 26.9 × 20.1 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 14.9 kg left for packing
Travel backpack · 16.9 × 13 × 7.9 in (43 × 33 × 20 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 14.9 kg left for packing
Travel backpack · 15.4 × 11.6 × 7.9 in (39 × 29.5 × 20 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 15.3 kg left for packing
Travel backpack · 17.7 × 12.2 × 7.9 in (45 × 31 × 20 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 15.2 kg left for packing
Travel backpack · 15.4 × 11.6 × 7.9 in (39 × 29.5 × 20 cm)
Tight 0.3 cm (0.1 in) to spare on the depth; 15.2 kg left for packing
Carry-on: 342 fit
Duffel / weekender (84)
Duffel / weekender · 16.5 × 10.6 × 7.9 in (41.9 × 26.9 × 20.1 cm)
Fits 5.3 cm (2.1 in) to spare on the depth; 14.9 kg left for packing
Duffel / weekender · 16.9 × 13.2 × 8.1 in (42.9 × 33.5 × 20.6 cm)
Fits 4.8 cm (1.9 in) to spare on the depth; 14.9 kg left for packing
Duffel / weekender · 20.5 × 11.8 × 8.7 in (52.1 × 30 × 22.1 cm)
Fits 3.3 cm (1.3 in) to spare on the depth; 14.5 kg left for packing
Duffel / weekender · 20.9 × 13.8 × 9.4 in (53.1 × 35.1 × 23.9 cm)
Fits 1.5 cm (0.6 in) to spare on the depth; 14.8 kg left for packing
Duffel / weekender · 20.9 × 11.8 × 9.4 in (53.1 × 30 × 23.9 cm)
Fits 1.5 cm (0.6 in) to spare on the depth
Duffel / weekender · 16.3 × 11.2 × 7.2 in (41.4 × 28.4 × 18.3 cm)
Fits 7.1 cm (2.8 in) to spare on the depth
Duffel / weekender · 16 × 10 × 7.1 in (40.6 × 25.4 × 18 cm)
Fits 7.4 cm (2.9 in) to spare on the depth; 15 kg left for packing
Duffel / weekender · 20 × 12.8 × 7.9 in (50.8 × 32.5 × 20.1 cm)
Fits 5.3 cm (2.1 in) to spare on the depth; 14.8 kg left for packing
Duffel / weekender · 17.7 × 11 × 7.9 in (45 × 27.9 × 20.1 cm)
Fits 5.3 cm (2.1 in) to spare on the depth; 14.7 kg left for packing
Duffel / weekender · 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in)
Fits 10.4 cm (4.1 in) to spare on the depth; 15.1 kg left for packing
Duffel / weekender · 40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in)
Fits 5.4 cm (2.1 in) to spare on the depth
Duffel / weekender · 40 × 25 × 20 cm (15.7 × 9.8 × 7.9 in)
Fits 5.4 cm (2.1 in) to spare on the depth
Carry-on suitcase (124)
Carry-on suitcase · 19.1 × 12.8 × 8.9 in (48.5 × 32.5 × 22.6 cm)
Fits 2.8 cm (1.1 in) to spare on the depth; 13 kg left for packing
Carry-on suitcase · 21.9 × 15 × 9.1 in (55.6 × 38.1 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 11.7 kg left for packing
Carry-on suitcase · 22 × 14.4 × 9.1 in (55.9 × 36.6 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 12.5 kg left for packing
Carry-on suitcase · 22 × 14.4 × 9.1 in (55.9 × 36.6 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 12.3 kg left for packing
Carry-on suitcase · 23 × 15.4 × 9.4 in (58.4 × 39.1 × 23.9 cm)
Fits 1.5 cm (0.6 in) to spare on the width; 12.3 kg left for packing
Carry-on suitcase · 23 × 15.4 × 9.4 in (58.4 × 39.1 × 23.9 cm)
Fits 1.5 cm (0.6 in) to spare on the width; 12 kg left for packing
Carry-on suitcase · 22.1 × 14.5 × 9.4 in (56.1 × 36.8 × 23.9 cm)
Fits 1.5 cm (0.6 in) to spare on the depth; 11.7 kg left for packing
Carry-on suitcase · 22.7 × 15.4 × 9.6 in (57.7 × 39.1 × 24.4 cm)
Fits 1 cm (0.4 in) to spare on the depth; 11 kg left for packing
Carry-on suitcase · 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm)
Fits 2.5 cm (1 in) to spare on the depth
Carry-on suitcase · 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm)
Fits 2.5 cm (1 in) to spare on the depth
Carry-on suitcase · 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm)
Fits 2.5 cm (1 in) to spare on the depth; 11.5 kg left for packing
Carry-on suitcase · 22.2 × 14.2 × 9.3 in (56.4 × 36.1 × 23.6 cm)
Fits 1.8 cm (0.7 in) to spare on the depth; 10.9 kg left for packing
Travel backpack (134)
Travel backpack · 16.9 × 13 × 7.9 in (43 × 33 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 14.9 kg left for packing
Travel backpack · 21.7 × 13.8 × 9.1 in (55 × 35 × 23 cm)
Fits 2.4 cm (0.9 in) to spare on the depth; 14.4 kg left for packing
Travel backpack · 21.7 × 13.8 × 9.1 in (55 × 35 × 23 cm)
Fits 2.4 cm (0.9 in) to spare on the depth; 14.4 kg left for packing
Travel backpack · 16.9 × 11.8 × 6.3 in (43 × 30 × 16 cm)
Fits 9.4 cm (3.7 in) to spare on the depth; 15 kg left for packing
Travel backpack · 18.7 × 12.6 × 6.7 in (47.5 × 32 × 17 cm)
Fits 8.4 cm (3.3 in) to spare on the depth; 14.9 kg left for packing
Travel backpack · 18.1 × 12.2 × 7.1 in (46 × 31 × 18 cm)
Fits 7.4 cm (2.9 in) to spare on the depth; 15 kg left for packing
Travel backpack · 18.1 × 12.2 × 7.1 in (46 × 31 × 18 cm)
Fits 7.4 cm (2.9 in) to spare on the depth; 15 kg left for packing
Travel backpack · 21.7 × 13.8 × 7.9 in (55 × 35 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 14.5 kg left for packing
Travel backpack · 21.7 × 13.8 × 7.9 in (55 × 35 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 14.4 kg left for packing
Travel backpack · 15.4 × 11.6 × 7.9 in (39 × 29.5 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 15.3 kg left for packing
Travel backpack · 17.7 × 12.2 × 7.9 in (45 × 31 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 15.2 kg left for packing
Travel backpack · 18.1 × 12.2 × 7.9 in (46 × 31 × 20 cm)
Fits 5.4 cm (2.1 in) to spare on the depth; 14.9 kg left for packing
Not on the list? Check your own bag
Bag sizes are the brands' published dimensions, read from their own product pages on 5 October 2026; we don't measure bags ourselves. Airline staff have the final say at the gate. Links to brand stores may earn us a commission (disclosure).