Tumi 19 Degree International Expandable 4 Wheeled Carry-On: 21.8 x 14 x 9 in
international carry-on, hardside, 4 spinner wheels, 7.9 lb empty. Exterior figures are the maker's own.

Cabin approved at 12 of 19 airlines
The table below shows the verdict at every airline, best fit first, using the same math as the live fit checker. For why so many carry-ons fail the US standard box, see our 22 x 14 x 9 breakdown.
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Does the 19 Degree fit? All 19 airlines
21.8 x 14 x 9 in against each airline's published carry-on box, largest side to largest side, sorted best fit first.
| Airline | Cabin max (in) | Verdict | Under seat |
|---|---|---|---|
| Sun Country Airlines | 24 x 16 x 11 | Cabin approved2 in to spare | No |
| Frontier Airlines | 24 x 16 x 10 | Cabin approved1 in to spare | No |
| Southwest Airlines | 24 x 16 x 10 | Cabin approved1 in to spare | not published |
| Allegiant Air | 22 x 16 x 10 | Tight squeeze0.2 in to spare | No |
| British Airways | 22 x 18 x 10 | Tight squeeze0.2 in to spare | No |
| Alaska Airlines | 22 x 14 x 9 | Tight squeeze0 in to spare | not published |
| American Airlines | 22 x 14 x 9 | Tight squeeze0 in to spare | No |
| Avelo Airlines | 22 x 14 x 9 | Tight squeeze0 in to spare | No |
| Delta Air Lines | 22 x 14 x 9 | Tight squeeze0 in to spare | not published |
| Hawaiian Airlines | 22 x 14 x 9 | Tight squeeze0 in to spare | not published |
| JetBlue Airways | 22 x 14 x 9 | Tight squeeze0 in to spare | No |
| United Airlines | 22 x 14 x 9 | Tight squeeze0 in to spare | No |
| Air France | 21.7 x 13.8 x 9.9 | Gate check0.2 in over | No |
| Lufthansa | 21.65 x 15.75 x 9.06 | Gate check0.2 in over | No |
| Turkish Airlines | 21.65 x 15.75 x 9.06 | Gate check0.2 in over | No |
| Air Canada | 21.5 x 15.5 x 9 | Gate check0.3 in over | No |
| Emirates | 21.65 x 14.96 x 8.66 | Gate check0.3 in over | not published |
| Ryanair | 21.65 x 15.75 x 7.87 | Gate check1.1 in over | No |
| Qatar Airways | 19.69 x 14.57 x 9.84 | Gate check2.1 in over | not published |
Bag spec source: gr.tumi.com · accessed 2026-07-09. Airline limits come from each carrier's official baggage page; open an airline above for its citations. Policies change, so verify a borderline case before you fly.
Tumi publishes a single exterior dimension set per bag plus weight and volume; on its international English catalog these are given in centimeters and kilograms, converted here to inches. The catalog labels the figure only as DIMENSIONS and does not state whether wheels and handles are included, so wheel inclusion is left unasserted; airport gate sizers measure overall size including wheels and handles, so treat these as approximate at the gate.
All 10 Tumi bags