In-cabin pet carriers that fit Lufthansa

The carriers from our list that clear Lufthansa's official 21.7 × 15.7 × 9.1 in under-seat limit — sorted best-fit first, with the ones that squeeze in when collapsed flagged.

Last verified 2026-07-23 · matched to the published Lufthansa limit

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Carrier	Size	Fit	Buy
Sherpa Original Deluxe (Small) 15 × 10 × 8.5 in is within 21.7 × 15.7 × 9.1 in — 6.7" spare on length, 5.7" on width, 0.6" on height. · collapsible/flex	15 × 10 × 8.5 in	Fits	See on Amazon →
Mr. Peanut's Gold Series Mini (Low-Profile) 9.8" tall vs a 9.1" limit — 0.7" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex	16 × 10.5 × 9.8 in	Flexes — check height	See on Amazon →
Sherpa Original Deluxe (Medium) 10.5" tall vs a 9.1" limit — 1.4" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex	17 × 11 × 10.5 in	Flexes — check height	See on Amazon →
Sherpa Original Deluxe (Large) 11.5" tall vs a 9.1" limit — 2.4" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex	19 × 11.75 × 11.5 in	Flexes — check height	See on Amazon →
Mr. Peanut's Gold Series Standard (Expandable) 11.5" tall vs a 9.1" limit — 2.4" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex	18.5 × 11.75 × 11.5 in	Flexes — check height	See on Amazon →
SturdiBag Pro (Large, Flexible Height) 11.5" tall vs a 9.1" limit — 2.4" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex	18 × 11.5 × 11.5 in	Flexes — check height	See on Amazon →

Every fit is against the published maximum; real under-seat space varies by aircraft (why). Full rules & fees: Lufthansa pet policy →

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