Flying-with-pets guides
The questions around the carrier decision, answered straight — official figures cited, nothing invented.
- The in-cabin pet travel checklist — what to book, buy and pack, with the counts computed from every policy we track.
- How to measure your pet — the two measurements and the stand-and-turn rule.
- Best carriers, ranked by fit — pure geometry against 58 airlines' limits.
- In-cabin pet fees by airline — every US carrier compared.
- The under-seat truth — why the published size is optimistic.
- In-cabin vs cargo — the honest decision for borderline pets.
Carriers that clear the most airlines
Ranked by how many of the 43 airlines with a published cabin limit each one clears at its published size — the same computation behind every fit verdict on this site.
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Sherpa Original Deluxe (Small)
Clears 29 of 43 airlines outright · 15 × 10 × 8.5 in · up to ~8 lb
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Mr. Peanut's Gold Series Mini (Low-Profile)Clears 22 of 43 airlines outright · 17 × 11 × 9 in · up to ~15 lb
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Petmate Soft-Sided Kennel Cab (Medium)Clears 9 of 43 airlines outright · 17 × 10 × 10 in · up to ~10 lb
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Mr. Peanut's Gold Series Standard (Expandable)Clears 8 of 43 airlines outright · 18 × 11 × 10 in · up to ~20 lb
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Start with your airline instead: the fit matcher · all airline policies · airline pet policy statistics.