Source-backed bag fit
Choose the airline and allowance first. We compare reviewed dimensions and show the bag inside the rule box before you buy.
Airline
Allowance
Live scale example
American Airlines personal item · 18 x 14 x 8 in
Fit proof
Height
+2 in
Width
+2 in
Depth
+1 in
Bag reviewed 2026-05-29 · Rule reviewed 2026-05-28
A faster decision path
Airline and allowance lead, so every product result has a real travel context.
Comfortable fits, tight calls, and unknown dimensions remain visibly separate.
The scale check appears before the retailer, with source status and caveats attached.
Reviewed size rules and ranked personal-item picks for the airlines travelers check most.
Popular comparisons
Start with the bag-airline comparisons travelers found most often in our healthy search baseline. Open one for the exact three-axis margin, source dates, and fit caveat.
Ryanair · Personal item
4 in over on height
Ryanair · Personal item
4.3 in over on height
Turkish Airlines · Personal item
4.2 in over on width
Ryanair · Personal item
5.2 in over on height
Southern Airways Express · Personal item
3.6 in over on height
Southwest Airlines · Personal item
6.3 in over on height
Wizz Air · Personal item
2.4 in over on height
Ryanair · Personal item
2.8 in over on height
Ryanair · Personal item
6.3 in over on height
Breeze Airways · Personal item
5.7 in over on height
Contour Aviation · Personal item
2.5 in over on width
Virgin Atlantic Airways · Personal item
7 in over on height
Frontier Airlines · Personal item
1.7 in over on height