In-cabin pet carriers that fit American Eagle (regional, incl. Republic Airways)
The carriers from our list that clear American Eagle's official 18 × 11 × 11 in under-seat limit — sorted best-fit first, with the ones that squeeze in when collapsed flagged.
Short answer: 10 of the 15 carriers we track fit American Eagle's 18 × 11 × 11 in limit: 3 with room to spare on every side, 6 with no room to spare on at least one side and 1 only when collapsed or squeezed a little. 5 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 15 × 10 × 8.5 in is within 18 × 11 × 11 in — 3" spare on length, 1" on width, 2.5" on height. · collapsible/flex | 15 × 10 × 8.5 in | Fits | See on Amazon → |
Petmate Soft-Sided Kennel Cab (Medium) up to ~10 lb 17 × 10 × 10 in is within 18 × 11 × 11 in — 1" spare on length, 1" on width, 1" on height. | 17 × 10 × 10 in | Fits | See on Amazon → |
Sleepypod Atom up to ~12 lb 17 × 8.5 × 10.5 in is within 18 × 11 × 11 in — 1" spare on length, 2.5" on width, 0.5" on height. Tightest margin is 0.5", so measure before you fly. | 17 × 8.5 × 10.5 in | Fits | See on Amazon → |
Mr. Peanut's Gold Series Mini (Low-Profile) up to ~15 lb 17 × 11 × 9 in is within 18 × 11 × 11 in — 1" spare on length, 0" on width, 2" on height. Tightest margin is 0", so measure before you fly. · collapsible/flex | 17 × 11 × 9 in | Exact fit | Not available on Amazon right now |
Mr. Peanut's Gold Series Standard (Expandable) up to ~20 lb 18 × 11 × 10 in is within 18 × 11 × 11 in — 0" spare on length, 0" on width, 1" on height. Tightest margin is 0", so measure before you fly. · collapsible/flex | 18 × 11 × 10 in | Exact fit | Not available on Amazon right nowIn stock and fits the same airlines: Petmate Soft-Sided Kennel Cab (Medium) |
Sherpa Original Deluxe (Medium) up to ~16 lb · max pet 16″ long × 9.5″ tall 17 × 11 × 10.5 in is within 18 × 11 × 11 in — 1" spare on length, 0" on width, 0.5" on height. Tightest margin is 0", so measure before you fly. · collapsible/flex | 17 × 11 × 10.5 in | Exact fit | See on Amazon → |
Petsfit (Medium) Expandable Soft-Sided up to ~13 lb 17 × 11 × 11 in is within 18 × 11 × 11 in — 1" spare on length, 0" on width, 0" on height. Tightest margin is 0", so measure before you fly. | 17 × 11 × 11 in | Exact fit | See on Amazon → |
Bergan Comfort Carrier (Small) pet size not published 16 × 8 × 11 in is within 18 × 11 × 11 in — 2" spare on length, 3" on width, 0" on height. Tightest margin is 0", so measure before you fly. | 16 × 8 × 11 in | Exact fit | See on Amazon → |
Frisco Premium Airline-Compliant Carrier up to ~22 lb 18 × 11 × 11 in is within 18 × 11 × 11 in — 0" spare on length, 0" on width, 0" on height. Tightest margin is 0", so measure before you fly. | 18 × 11 × 11 in | Exact fit | Search Amazon → |
Sleepypod Air up to ~18 lb Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". · collapsible/flex | 22 × 10.5 × 10.5 in | Fits collapsed | See on Amazon → |
Every fit is against the published maximum; real under-seat space varies by aircraft (why). Full rules & fees: American Eagle (regional, incl. Republic Airways) pet policy → · how American Eagle (regional, incl. Republic Airways) ranks on fee and space →
Other airlines: Asiana Airlines · Austrian Airlines · Avelo Airlines · Avianca · Azul Linhas Aéreas · Breeze Airways
Common questions
What size pet carrier does American Eagle (regional, incl. Republic Airways) allow in the cabin?
American Eagle's published limit for a carrier under the seat in front of you is 18 × 11 × 11 in. Weight limit: not published. We last checked this against American Eagle's own pet policy on 2026-09-06.
How many pet carriers fit American Eagle's limit?
10 of the 15 carriers we track fit American Eagle's 18 × 11 × 11 in limit: 3 with room to spare on every side, 6 with no room to spare on at least one side and 1 only when collapsed or squeezed a little. 5 are too big.
Which carriers only fit American Eagle (regional, incl. Republic Airways) when collapsed or squeezed?
Sleepypod Air. It 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 American Eagle (regional, incl. Republic Airways)?
Diggs Passenger, ibiyaya JetPaw Expandable Backpack, Away The Pet Carrier, Sherpa Original Deluxe (Large), SturdiBag Pro (Large, Flexible Height). Each is over the 18 × 11 × 11 in limit.
How much does American Eagle (regional, incl. Republic Airways) charge for a pet in the cabin?
$150 per kennel, each way. Confirm the current fee with American Eagle (regional, incl. Republic Airways) when you book.
How many pets does American Eagle (regional, incl. Republic Airways) allow in the cabin?
One pet per kennel. On the regional aircraft American Eagle flies (CRJ-900/700/200, ERJ-190/175/145) American publishes a maximum of 1 pet carrier in the premium cabin and 5 in the main cabin per flight. Confirm the current limit with American Eagle (regional, incl. Republic Airways) when you book.
How do I book a pet in the cabin on American Eagle (regional, incl. Republic Airways)?
Add the pet to your booking in advance by calling American Airlines Reservations; the fee is paid at the airport or a travel center by credit card or paper voucher. Last checked 2026-09-06.