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Osprey Firn 18 Backpack

Osprey Firn 18 Backpack

Best price now

$67.48at Steep & CheapObserved Nov 1, 2026, 10:52 AM
Deal: 55% off at Steep & Cheap →

Compared across 4 stores. Prices are checked against each store and labelled with when.

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Quick answers

Where is the Osprey Firn 18 Backpack cheapest?
At Steep & Cheap, for $67.48, 55% off, as of our latest check.
Is the Osprey Firn 18 Backpack at its lowest price?
Yes: $67.48 is the lowest price we've seen for it since October 30.
Where can I buy the Osprey Firn 18 Backpack?
16 stores we checked sell it, including Steep & Cheap, Backcountry.com, eBay, BananaFingers, Ascent Outdoors.

Osprey Firn 18 Backpack prices at every store

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  • Steep & CheapNew

    In stock

    $67.48Observed Nov 1, 2026, 10:52 AM
    Visit store
  • Backcountry.comNew

    In stock

    $74.98Observed Nov 1, 2026, 10:52 AM
    Visit store
  • BananaFingersNew

    In stock

    $117.48Observed Oct 31, 2026, 11:07 PM
    Visit store
  • eBayNew

    Availability unknownSold by backcountry

    $74.98Observed Oct 31, 2026, 11:07 PM
    Visit store

Also available at

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  • OspreyCheck price at Osprey
  • PoshmarkCheck price at Poshmark
  • Powder7 Ski ShopCheck price at Powder7 Ski Shop
  • Bentgate MountaineeringCheck price at Bentgate Mountaineering
  • dunster.chCheck price at dunster.ch
  • Dive ArizonaCheck price at Dive Arizona
  • BobleisureCheck price at Bobleisure

Osprey Firn 18 Backpack price history

$67.48$67.48
Oct 30Nov 1

Lowest price we've seen: $67.48 on Oct 30 at Steep & Cheap. Tracked across 16 stores since Oct 30.

Specifications

Capacity
18 L
Depth
9.4 in
Height
19.3 in
Width
11.4 in
Weight
0.997 KG
Closure Type
Zips
Water Resistance
DWR treatment made without PFAS
Hard Shell
No
Material
Recycled nylon
Shell Material
Recycled 210D nylon
Material Type
Recycled nylon
Lining Material
100% recycled 70D nylon
Suitable Activities
Steep and fast ascents, Descending, Pre-work up-and-downs, Scrambling, Skinning
Typical Users
Athletes who quickly transition between skinning scrambling and descending
Occasion
Backcountry
Hydration System Compatible
Yes (soft flask)
Bag Type
Backpack
Color
Purple, Green, Sandy/grey/orange
Style
Outdoor
Age Group
Adult
Gender
Unisex
Design Highlights
Vest-style fit
Theme
Ski-mo, Hiking, Mountaineering, Ski mountaineering, Ski touring