Gregory Border 25 × 
Frontier Airlines personal item
No.
Bag 19.5 x 12.8 x 9 in · Rule 18 x 14 x 8 in · high confidence
Bag reviewed 2026-05-29 · Rule reviewed 2026-05-28
Fit proof
Height
Over 1.5 in
Width
+1.2 in
Depth
Over 1 in
Rendered to scale from the reviewed dimensions above. Packed shape and gate enforcement can still change the outcome.
Why this answer
Gregory Border 25 is larger than the published personal-item dimensions. Pick a smaller alternative for this airline rule.
The selected rule is 18 x 14 x 8 in and the bag record is 19.5 x 12.8 x 9 in.
Next step
Gregory Border 25 is not a strong match for Frontier Airlines's personal item rule. Use the alternatives below first, then review merchant dimensions before buying.
Frontier AirlinesFits this rule with 1 inches of tightest margin.
1 in spare on height, the tightest side
17 x 13 x 6 in
Fits this rule with 0.1 inches of tightest margin.
0.1 in spare on depth, the tightest side
15.4 x 11.6 x 7.9 in
Fits this rule with 1 inches of tightest margin.
1 in spare on depth, the tightest side
16 x 12 x 7 in