In-cabin pet carriers that fit Korean Air
The carriers from our list that clear Korean Air's official 17.5 × 12.5 × 7.5 in under-seat limit — sorted best-fit first, with the ones that squeeze in when collapsed flagged.
Short answer: 3 of the 15 carriers we track fit Korean Air's 17.5 × 12.5 × 7.5 in limit, all only when collapsed or squeezed a little. 12 are too big.
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| Carrier | Size | Fit | Buy |
|---|---|---|---|
 Sherpa Original Deluxe (Small) up to ~8 lb · max pet 13″ long × 7.5″ tall 8.5" tall vs a 7.5" limit — 1" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex | 15 × 10 × 8.5 in | Flexes — 1" over | See on Amazon → |
Mr. Peanut's Gold Series Mini (Low-Profile) up to ~15 lb · over Korean Air's 15 lb limit once the bag is counted 9" tall vs a 7.5" limit — 1.5" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex | 17 × 11 × 9 in | Flexes — 1.5" over | Not available on Amazon right now |
Sherpa Original Deluxe (Medium) up to ~16 lb · max pet 16″ long × 9.5″ tall · over Korean Air's 15 lb limit once the bag is counted 10.5" tall vs a 7.5" limit — 3" over, but the flexible-height top compresses down. Verify it squeezes under your actual seat. · collapsible/flex | 17 × 11 × 10.5 in | Flexes — 3" over | See on Amazon → |
Every fit is against the published maximum; real under-seat space varies by aircraft (why). Full rules & fees: Korean Air pet policy → · how Korean Air ranks on fee and space →
Other airlines: LATAM Airlines · LOT Polish Airlines · Lufthansa · Mokulele Airlines · Norwegian · Pegasus Airlines
Common questions
What size pet carrier does Korean Air allow in the cabin?
Korean Air's published limit for a carrier under the seat in front of you is 17.5 × 12.5 × 7.5 in. Weight limit: 7 kg (15 lb) or less, total weight of the pet and pet carrier combined. We last checked this against Korean Air's own pet policy on 2026-08-25.
How many pet carriers fit Korean Air's limit?
3 of the 15 carriers we track fit Korean Air's 17.5 × 12.5 × 7.5 in limit, all only when collapsed or squeezed a little. 12 are too big.
Which carriers only fit Korean Air when collapsed or squeezed?
Sherpa Original Deluxe (Small), Mr. Peanut's Gold Series Mini (Low-Profile), Sherpa Original Deluxe (Medium). Each is over the published size until folded or pressed down, so measure yours and expect it may be checked at the gate.
Which carriers are too big for Korean Air?
Petmate Soft-Sided Kennel Cab (Medium), Diggs Passenger, Sleepypod Atom, Petsfit (Medium) Expandable Soft-Sided, Bergan Comfort Carrier (Small), Mr. Peanut's Gold Series Standard (Expandable), Sleepypod Air, ibiyaya JetPaw Expandable Backpack, Away The Pet Carrier, Frisco Premium Airline-Compliant Carrier, Sherpa Original Deluxe (Large), SturdiBag Pro (Large, Flexible Height). Each is over the 17.5 × 12.5 × 7.5 in limit.
How do I book a pet in the cabin on Korean Air?
After purchasing your ticket, request the Traveling with Pets service at least 48 hours before an international flight (24 hours before a domestic flight), then select a seat designated for pet travel. Last checked 2026-08-25.