Western Mountaineering
Flight Jacket
Direct from the maker
Sold by the people who make it — no third-party seller in between.
Manufacturer list price (MSRP)
$450.00
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Overview
Flight Jacket – Technical Down Jacket for Cold Weather Backpacking The Flight Jacket is a premium technical down jacket for cold weather backpacking, alpine climbing, and ultralight travel where serious warmth is needed without excess weight or bulk. Weighing just 11 oz (312g), this high-performance insulator delivers exceptional warmth with a minimalist footprint.
Specs
- Brand
- Western Mountaineering
- Weight
- 310 g · 10.9 oz
- Insulation
- 850+ power goose down
- Fill power
- 850+ power goose down
Weight vs. category
This product10.9 oz
Category average17.0 oz
36% lighter than the category average.
How it measures up
Against every one of the insulated jackets in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
- Weight
- 10.9 oz (310 g)
- Lighter than 64% of 14 in the register · #5 lightest
- -21% vs the median 13.8 oz
- Price
- $450.00
- Cheaper than 50% of 18 priced · #9 cheapest
- -2% vs the median $457.50 · $41.15/oz (median $37.15/oz)
The lightest of the insulated jackets on record is Zpacks Zpacks Down Jacket at 6.1 oz — 136 g less and $75.00 less.
The cheapest is Katabatic Gear Tarn Down Jacket - Men’s at $279.00 — $171.00 less.
RidgeNote verdict
Western Mountaineering Flight Jacket is listed in the Insulated Jackets category. Its listed weight is 36% lighter than the category average. The manufacturer list price is $450.
Similar — lighter or cheaper
Compared with
Side by side on weight, list price and cost per ounce.
Related reading
Buying guide
Lightweight Insulated Jackets for Backpacking: Weight, Warmth and Fill Power
What fill power actually measures, why the 900-fill jacket here weighs more than the 800-fill one, and how to choose between down and synthetic. A published-specs comparison of the four jackets we carry.
Buying guide
Best Lightweight Backpacking Stoves and Cookware (2026)
A 56 g burner and a 433 g windproof system are both right answers. Matching the stove system to how you actually cook, using published weight, capacity, and boil figures.
How-to
How to Get Your Base Weight Under 10 lbs
A practical, no-gimmicks path to a lighter pack, with the arithmetic done in the open against the gear we actually carry.
Manufacturer list price (MSRP)
$450.00