Does the Osprey Daylite Plus 20 fit Air Canada's standard carry-on limit?

Only if it is not packed full. The Osprey Daylite Plus 20 is listed 1.0 cm deeper than the Air Canada standard carry-on limit (55 × 40 × 23 cm (21.5 × 15.5 × 9 in)), and fine on height and width. Packed less full, a soft pack gets thinner.

Air Canada limit 55 × 40 × 23 cm (21.5 × 15.5 × 9 in) · Air Canada baggage page, checked 2026-10-26Osprey Daylite Plus 20 48 × 28 × 24 cm (18.9 × 11.02 × 9.45 in) · maker’s page

Osprey Daylite Plus 20 in the Air Canada sizer

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FRONTSIDE40 cm wide23 cm deep55 cm tall
Air Canada standard carry-on limitOsprey Daylite Plus 20, as listedDrawn to scale
FRONTSIDE33 cm wide16 cm deep43 cm tall
Air Canada · Personal item

Osprey Daylite Plus 20

Too bigNo. The Osprey Daylite Plus 20 is larger than the Air Canada personal item limit of 43 × 33 × 16 cm (17 × 13 × 6 in) in height and depth: height −5.0 cm, width +5.0 cm, depth −8.0 cm.
LimitBagRoomHeight, cm4348−5.0 cmWidth, cm3328+5.0 cmDepth, cm1624−8.0 cmWeight, kgnone0.585—

Other bags for Air Canada

Daylite Plus 20 on other airlines

AirlineVerdict
DeltaFits if not packed full
UnitedFits if not packed full
AmericanFits if not packed full
SouthwestFits
JetBlueFits if not packed full
SpiritFits
FrontierFits
AllegiantFits
All 18 airlines for the Daylite Plus 20

Questions

Is the Osprey Daylite Plus 20 allowed as Air Canada standard carry-on?

Only if it is not packed full. The Osprey Daylite Plus 20 is listed 1.0 cm deeper than the Air Canada standard carry-on limit (55 × 40 × 23 cm (21.5 × 15.5 × 9 in)), and fine on height and width. Packed less full, a soft pack gets thinner.

Is the Osprey Daylite Plus 20 allowed as Air Canada personal item?

No. The Osprey Daylite Plus 20 is larger than the Air Canada personal item limit of 43 × 33 × 16 cm (17 × 13 × 6 in) in height and depth: height −5.0 cm, width +5.0 cm, depth −8.0 cm.