---
url: "https://onebag.travel/compare/6pg8ka5ctj/away-active-convertible-45l/jpt3arv2fv/aer-flight-pack-2/"
title: "Away Active Convertible 45L vs Aer Flight Pack 2"
description: "Away Active Convertible 45L vs Aer Flight Pack 2: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/6pg8ka5ctj/away-active-convertible-45l/jpt3arv2fv/aer-flight-pack-2/"
---
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3.  Away Active Convertible 45L vs. Aer Flight Pack 2

# Away Active Convertible 45L vs. Aer Flight Pack 2

Two carry-on travel backpacks, compared spec for spec.

## [Away Active Convertible 45L](https://onebag.travel/carryon/6pg8ka5ctj/away-active-convertible-45l/)

by [Away](https://onebag.travel/carryons/?brands=Away)

![Front facing view of the Away Active Convertible 45L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990335/carryons/away-active-convertible-45l-6pg8ka5ctj.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>45 L</td></tr><tr><td>Weight</td><td>1.5 kg</td></tr><tr><td>Dimensions</td><td>55×35×24 cm</td></tr><tr><td>Airline fit</td><td>39%</td></tr><tr><td>Price</td><td>$220</td></tr></tbody></table>

## Feature by feature

| Away Active Convertible 45L | Feature | Aer Flight Pack 2 |
| --- | --- | --- |
| Storage |
| 4 | Compression | N |
| None | Expanded Capacity | None |
| 1 | Opening | 1 |
| back | Passport | top |
| Y | Passthrough | Y |
| Carry |
| hideable | Backpack | hideable |
| N | Hip Belt | N |
| N | Sternum Strap | N |
| Inside |
| 16in | Laptop | 16in |
| 4 | Main Compartments | 4 |
| N | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1, side | Water Bottle Holder | 1, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>100% recycled polyester</td><td>1680D Cordura ballistic nylon</td></tr></tbody></table>

## [Aer Flight Pack 2](https://onebag.travel/carryon/jpt3arv2fv/aer-flight-pack-2/)

by [Aer](https://onebag.travel/carryons/?brands=Aer)

![Front facing view of the Aer Flight Pack 2](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601119834/carryons/aerflightpack2_tewyxw.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>21 L</td></tr><tr><td>Weight</td><td>1.3 kg</td></tr><tr><td>Dimensions</td><td>46×31×13 cm</td></tr><tr><td>Airline fit</td><td>94%</td></tr><tr><td>Price</td><td>$160</td></tr></tbody></table>

## Key differences between the Away Active Convertible 45L and Aer Flight Pack 2

-   **Compression straps:** 4 on the Away Active Convertible 45L; No on the Aer Flight Pack 2.
-   **Passport pocket:** Back on the Away Active Convertible 45L; Top on the Aer Flight Pack 2.
-   **Built-in organizer:** No on the Away Active Convertible 45L; Yes on the Aer Flight Pack 2.

Both have: luggage passthrough, backpack straps, laptop sleeve, water bottle pockets, water resistant.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 73 accept both. 0 accept only the Away Active Convertible 45L, and 104 accept only the Aer Flight Pack 2.

### Only the Aer Flight Pack 2 fits

Air Asia, Air Baltic, Air Canada, Air China, Air Macau, Air Malta, Air Serbia, Air Seychelles, Air Wisconsin, AirAsiaX, Alaska Airlines, Allegiant Air, American Airlines, American Eagle, Asiana Airlines, ATA Airlines, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Croatia Air, Delta Airlines, Dragonair, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Flair Air, flybe, Garuda Indonesia, Hawaiian Airlines, Hong Kong Airlines, Icelandair, InselAir, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kulula, Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, TUI, Turkish Airlines, Ukraine International, United Airlines, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, Xiamen.

## Away Active Convertible 45L vs. Aer Flight Pack 2: which should you pack?

The **Away Active Convertible 45L** carries 24L more than the **Aer Flight Pack 2** (45L vs. 21L), while the **Aer Flight Pack 2** is the lighter pack at 1.3kg (vs. 1.5kg). For carry-on flexibility, the **Aer Flight Pack 2** fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Away Active Convertible 45L; if you want to travel lighter, the Aer Flight Pack 2 is the better call.