---
url: "https://onebag.travel/compare/088zn2v6l3/osprey-nebula/gpfbufuba2/osprey-flapjack/"
title: "Osprey Nebula vs Osprey Flapjack - One Bag Travel"
description: "Osprey Nebula vs Osprey Flapjack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/088zn2v6l3/osprey-nebula/gpfbufuba2/osprey-flapjack/"
---
1.  [Home](https://onebag.travel/)
2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  Osprey Nebula vs. Osprey Flapjack

# Osprey Nebula vs. Osprey Flapjack

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

## [Osprey Nebula](https://onebag.travel/carryon/088zn2v6l3/osprey-nebula/)

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

![Front facing view of the Osprey Nebula](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601224005/carryons/ospreynebula_amojoe.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>34 L</td></tr><tr><td>Weight</td><td>1 kg</td></tr><tr><td>Dimensions</td><td>49×31×29 cm</td></tr><tr><td>Airline fit</td><td>13%</td></tr><tr><td>Price</td><td>$140</td></tr></tbody></table>

## Feature by feature

| Osprey Nebula | Feature | Osprey Flapjack |
| --- | --- | --- |
| Storage |
| 4 | Compression |  |
| None | Expanded Capacity | None |
| 1 | Opening | 0 |
| top | Passport | side |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| Y | Sternum Strap |  |
| Inside |
| 15in | Laptop | 15in |
| 3 | Main Compartments | 3 |
| Y | Organizer | Y |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder |  |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>MAIN: 420HD Nylon Packcloth BOTTOM: 420HD Nylon Packcloth</td><td>600D Polyspun</td></tr></tbody></table>

## [Osprey Flapjack](https://onebag.travel/carryon/gpfbufuba2/osprey-flapjack/)

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

![Front facing view of the Osprey Flapjack](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601576342/carryons/c9e6c91c-b836-4c78-a9ed-c452b3ce9d5a_rsb3j2.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>0.9 kg</td></tr><tr><td>Dimensions</td><td>49×34×23 cm</td></tr><tr><td>Airline fit</td><td>72%</td></tr><tr><td>Price</td><td>$110</td></tr></tbody></table>

## Key differences between the Osprey Nebula and Osprey Flapjack

-   **Opening:** Clamshell on the Osprey Nebula; Other on the Osprey Flapjack.
-   **Passport pocket:** Top on the Osprey Nebula; Side on the Osprey Flapjack.

Both have: backpack straps, hip belt, laptop sleeve, built-in organizer, water resistant.

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

We checked both bags against the carry-on size limits of 189 airlines. 25 accept both. 0 accept only the Osprey Nebula, and 111 accept only the Osprey Flapjack.

### Only the Osprey Flapjack fits

Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air France, Air India, Air Macau, Air Mauritius, Air Nostrum, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, CommutAir, Conviasa, Copa Airlines, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Oman Air, Onur Air, Peach, PenAir, Porter Airlines, Qantas Airways, Qatar Airways, Republic Airways, Royal Jordanian, SAS Scandinavian, Scoot, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, Spirit Airlines, SriLankan Airlines, Sun Country, Swiss Int'l Air Lines, Thai Airways, Tiger Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WestJet, WOW Airlines.

## Osprey Nebula vs. Osprey Flapjack: which should you pack?

The **Osprey Nebula** carries 13L more than the **Osprey Flapjack** (34L vs. 21L), while the **Osprey Flapjack** is the lighter pack at 0.9kg (vs. 1kg). For carry-on flexibility, the **Osprey Flapjack** fits 72% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Nebula; if you want to travel lighter, the Osprey Flapjack is the better call.