In-cabin pet carriers, by size
15 carriers from 11 brands, compared by published external dimension. Click any carrier to see exactly which airlines it fits. Largest that still fits United, American and Delta: the Frisco Premium Airline-Compliant Carrier (18 × 11 × 11 in). Fits the most airlines: the Sherpa Original Deluxe (Small), 41 of 58. From the airline side: every airline's fee and under-seat space, ranked.
Affiliate link — we may earn a small commission at no extra cost to you. It never changes our specs or which carriers we list.
All 15 carriers by size, largest first
Published external dimensions from each maker's own page. Bigger bags give your pet more room and fit fewer airlines; "fits outright" counts the 58 airlines with a published cabin limit.
| Carrier | External size (L × W × H) | Type | Pet rated to | Fits outright |
|---|---|---|---|---|
| Sherpa Original Deluxe (Large) | 19 × 11.75 × 11.5 in | soft-sided · flexible height | up to ~22 lb | 2 of 58 |
| Sleepypod Air | 22 × 10.5 × 10.5 in | soft-sided · collapsible | up to ~18 lb | 0 of 58 |
| SturdiBag Pro (Large, Flexible Height) | 18 × 11.5 × 11.5 in | soft-sided · flexible height | not published | 2 of 58 |
| ibiyaya JetPaw Expandable Backpack | 18 × 12 × 10.5 in | soft-sided · expandable | up to ~17 lb | 5 of 58 |
| Frisco Premium Airline-Compliant Carrier | 18 × 11 × 11 in | soft-sided | up to ~22 lb | 9 of 58 |
| Away The Pet Carrier | 18.7 × 10.8 × 10.75 in | soft-sided | pets up to ~18 lb | 2 of 58 |
| Diggs Passenger | 17 × 12 × 10.5 in | soft-sided | not published | 6 of 58 |
| Petsfit (Medium) Expandable Soft-Sided | 17 × 11 × 11 in | soft-sided · expandable | up to ~13 lb | 10 of 58 |
| Mr. Peanut's Gold Series Standard (Expandable) | 18 × 11 × 10 in | soft-sided · flexible height · expandable | up to ~20 lb | 12 of 58 |
| Sherpa Original Deluxe (Medium) | 17 × 11 × 10.5 in | soft-sided · flexible height | up to ~16 lb | 11 of 58 |
| Petmate Soft-Sided Kennel Cab (Medium) | 17 × 10 × 10 in | soft-sided | up to ~10 lb | 14 of 58 |
| Mr. Peanut's Gold Series Mini (Low-Profile) | 17 × 11 × 9 in | soft-sided · flexible height · expandable | up to ~15 lb | 31 of 58 |
| Sleepypod Atom | 17 × 8.5 × 10.5 in | soft-sided | up to ~12 lb | 12 of 58 |
| Bergan Comfort Carrier (Small) | 16 × 8 × 11 in | soft-sided | not published | 12 of 58 |
| Sherpa Original Deluxe (Small) | 15 × 10 × 8.5 in | soft-sided · flexible height | up to ~8 lb | 41 of 58 |
See the best carriers ranked by airline-fit → · looking for a specific airline? Aegean Airlines · Aer Lingus · Aeroméxico · Air Canada · Air Europa · Air France · Air New Zealand · Air Transat · airBaltic · Alaska Airlines · Alaska Horizon (Horizon Air) · Allegiant Air · American Airlines · American Eagle (regional, incl. Republic Airways) · ANA (All Nippon Airways) · Asiana Airlines · Austrian Airlines · Avelo Airlines · Avianca · Azul Linhas Aéreas · Breeze Airways · British Airways · Brussels Airlines · Cape Air · Cathay Pacific · China Airlines · Condor · Contour Airlines · Copa Airlines · Croatia Airlines · Delta Air Lines · Discover Airlines · easyJet · Edelweiss · EL AL Israel Airlines · Emirates · Etihad Airways · Eurowings · Finnair · Frontier Airlines · GOL Linhas Aéreas · Hawaiian Airlines · Iberia · Icelandair · ITA Airways · Japan Airlines · JetBlue · JSX · KLM Royal Dutch Airlines · Korean Air · LATAM Airlines · LOT Polish Airlines · Lufthansa · Mokulele Airlines · Norwegian · Pegasus Airlines · Porter Airlines · Qantas · Qatar Airways · Royal Air Maroc · Ryanair · SAS Scandinavian Airlines · Saudia · Singapore Airlines · Southern Airways Express · Southwest Airlines · Sun Country Airlines · Swiss International Air Lines · TAP Air Portugal · Transavia · Turkish Airlines · United Airlines · Virgin Atlantic · Viva Aerobus · Volaris · Vueling · WestJet
Popular comparisons
Sherpa Original Deluxe (Medium) vs Sleepypod Air Away The Pet Carrier vs Diggs Passenger Sleepypod Air vs Sleepypod Atom Sherpa Original Deluxe (Large) vs SturdiBag Pro (Large, Flexible Height) Mr. Peanut's Gold Series Standard (Expandable) vs Sherpa Original Deluxe (Medium) Away The Pet Carrier vs Sleepypod Air Petsfit (Medium) Expandable Soft-Sided vs Sherpa Original Deluxe (Medium) Diggs Passenger vs Sleepypod Air Sherpa Original Deluxe (Medium) vs Sherpa Original Deluxe (Small) Sleepypod Air vs SturdiBag Pro (Large, Flexible Height) Mr. Peanut's Gold Series Mini (Low-Profile) vs Sleepypod Atom Diggs Passenger vs SturdiBag Pro (Large, Flexible Height) Bergan Comfort Carrier (Small) vs Frisco Premium Airline-Compliant Carrier Petmate Soft-Sided Kennel Cab (Medium) vs Sherpa Original Deluxe (Medium) Away The Pet Carrier vs SturdiBag Pro (Large, Flexible Height)