Sleepypod Air — dimensions & which airlines it fits
Sleepypod Air: 22 × 10.5 × 10.5 in external, up to ~17.5 lb. The ends fold in, so the 22" length collapses down to ~16" to fit shorter foot-wells. Length is what collapses — height stays ~10.5", so it still needs an 11" airline.
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Specs
| External size (L×W×H) | 22 × 10.5 × 10.5 in |
| Type | soft-sided · collapsible |
| Pet weight | up to ~17.5 lb |
| Collapses to | ~16" long |
Dimensions from the manufacturer product page · verified 2026-07-23
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Which airlines does the Sleepypod Air fit?
Compared against each airline's published under-seat limit (height strict; footprint may rotate). Green = within the published size; amber = fits only when collapsed / flexed; grey = over.
| Airline | Its limit | This carrier |
|---|---|---|
| Delta Air Lines | 18 × 11 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| American Airlines | 18 × 11 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| United Airlines | 18 × 11 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| Frontier Airlines | 18 × 14 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| Allegiant Air | 18 × 12 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| Porter Airlines | 21.5 × 15.5 × 10.5 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 10.5". |
| JSX | 17 × 13 × 11 in | Fits collapsed Collapses from 22" to ~16" long, which fits — height 10.5" is within 11". |
| JetBlue | 17 × 12.5 × 8.5 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 12.5 × 8.5 in limit. |
| Southwest Airlines | 18.5 × 13.5 × 8.5 in | Too big 22 × 10.5 × 10.5 in is over the 18.5 × 13.5 × 8.5 in limit. |
| Alaska Airlines | 17 × 11 × 9.5 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 11 × 9.5 in limit. |
| Air Canada | 17 × 16 × 8 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 16 × 8 in limit. |
| Sun Country Airlines | 17 × 12 × 9 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 12 × 9 in limit. |
| Hawaiian Airlines | 17 × 11 × 9.5 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 11 × 9.5 in limit. |
| Breeze Airways | 17 × 8 × 13 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 8 × 13 in limit. |
| WestJet | 16 × 10 × 8.5 in | Too big 22 × 10.5 × 10.5 in is over the 16 × 10 × 8.5 in limit. |
| Avelo Airlines | 17 × 9 × 13 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 9 × 13 in limit. |
| Air Transat | 17 × 9.5 × 10 in | Too big 22 × 10.5 × 10.5 in is over the 17 × 9.5 × 10 in limit. |
Compared with
Sleepypod Air vs Sherpa Original Deluxe (Medium) Sleepypod Air vs Sleepypod Atom Sleepypod Air vs Away The Pet Carrier Sleepypod Air vs Diggs Passenger Sleepypod Air vs SturdiBag Pro (Large, Flexible Height)
Not sure this is the one? See the best carriers ranked by how many airlines they fit · compare all: carriers · fit for a specific airline: Delta · JetBlue · American · United · Southwest
Common questions
What are the dimensions of the Sleepypod Air?
Its published external size is 22 × 10.5 × 10.5 in, rated for up to ~17.5 lb. Source: the manufacturer's product page.
Which airlines does the Sleepypod Air fit?
Against published limits it fits Delta Air Lines, American Airlines, United Airlines, Frontier Airlines, Allegiant Air, Porter Airlines, JSX. Real under-seat space varies by aircraft, so confirm for your flight.