Away The Pet Carrier vs Diggs Passenger: which airline pet carrier?
Two of the most cross-shopped in-cabin carriers, compared the way an airline sees them: by published size against each under-seat limit. Away The Pet Carrier is 18.7 × 10.8 × 10.75 in; Diggs Passenger is 17 × 12 × 10.5 in.
Side by side
| Property | Away The Pet Carrier | Diggs Passenger |
|---|---|---|
| External size (L×W×H) | 18.7 × 10.8 × 10.75 in | 17 × 12 × 10.5 in |
| Type | soft-sided | soft-sided |
| Pet weight | pets up to ~18 lb | — |
| Airlines it fits outright | 0 of 12 | 2 of 12 |
Airline by airline
Green = within the published size; amber = fits only collapsed / flexed; grey = over. Height is strict — it's the dimension a seat won't negotiate on.
| Airline | The Pet Carrier | Passenger |
|---|---|---|
| Delta Air Lines | Too big | Too big |
| JetBlue | Too big | Too tall (10.5" > 8.5") |
| American Airlines | Too big | Too big |
| United Airlines | Too big | Too big |
| Southwest Airlines | Too big | Too tall (10.5" > 8.5") |
| Alaska Airlines | Too big | Too big |
| Frontier Airlines | Too big | Fits |
| Air Canada | Too big | Too tall (10.5" > 8") |
| Allegiant Air | Too big | Fits |
| Sun Country Airlines | Too big | Too tall (10.5" > 9") |
| Hawaiian Airlines | Too big | Too big |
| Breeze Airways | Too big | Too big |
⚠️ "Fits" means within the published maximum — real under-seat space varies by aircraft and seat. See why →
Choose the Away The Pet Carrier if…
- Premium soft carrier; 18.7" long is over the 18" limit on some airlines, so check length as well as height.
- It clears 0 of 12 tracked airlines outright.
- Your pet is pets under ~18 lb.
Choose the Diggs Passenger if…
- Structured, well-ventilated design; sits within the 18×11×11 airlines but its 10.5" height rules out the 8.5" airlines.
- It clears 2 of 12 tracked airlines outright — more than the Away The Pet Carrier.
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