Does the Aer Travel Pack 3 fit Frontier's carry-on bag limit?

Yes. The Aer Travel Pack 3 is within the Frontier carry-on bag limit of 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) on every side: height +2.5 in, width +3.0 in, depth +1.0 in.

Frontier limit 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) · Frontier baggage page, checked 2026-10-26Aer Travel Pack 3 21.5 × 13 × 9 in (54.5 × 33 × 21.5 cm) · maker’s page

Aer Travel Pack 3 in the Frontier sizer

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FRONTSIDE16 in wide10 in deep24 in tall
Frontier carry-on bag limitAer Travel Pack 3, as listedDrawn to scale
FRONTSIDE14 in wide8 in deep18 in tall
Frontier · Personal item

Aer Travel Pack 3

Too bigNo. The Aer Travel Pack 3 is larger than the Frontier personal item limit of 18 × 14 × 8 in (≈ 45.7 × 35.6 × 20.3 cm) in height and depth: height −3.5 in, width +1.0 in, depth −1.0 in.
LimitBagRoomHeight, in1821.5−3.5 inWidth, in1413+1.0 inDepth, in89−1.0 inWeight, kgnone1.87—

Including handles, wheels and straps.

Other bags for Frontier

BagVerdict
Osprey Farpoint 40Fits
Osprey Fairview 40Fits
Osprey Daylite Plus 20Fits
Cotopaxi Allpa 35LFits
Tortuga Pro Backpack 40LFits

Travel Pack 3 on other airlines

AirlineVerdict
DeltaFits
UnitedFits
AmericanFits
SouthwestFits
JetBlueFits
SpiritFits
AllegiantFits
RyanairFits if not packed full
All 18 airlines for the Travel Pack 3

Questions

Is the Aer Travel Pack 3 allowed as Frontier carry-on bag?

Yes. The Aer Travel Pack 3 is within the Frontier carry-on bag limit of 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) on every side: height +2.5 in, width +3.0 in, depth +1.0 in.

Is the Aer Travel Pack 3 allowed as Frontier personal item?

No. The Aer Travel Pack 3 is larger than the Frontier personal item limit of 18 × 14 × 8 in (≈ 45.7 × 35.6 × 20.3 cm) in height and depth: height −3.5 in, width +1.0 in, depth −1.0 in.

How much can I pack in the Aer Travel Pack 3 on Frontier?

Frontier allows 15.9 kg for the carry-on bag. The pack weighs 4.12 lb empty, which leaves about 14 kg for your things.