Need help booking?
Unpublished phone-only deals available
OSY to BOI: distance & flight time
Namsos (Namsos Høknesøra Airport) → Boise (Boise Air Terminal/Gowen Field)
4,457 mi
7,172 km · 3,873 nm
9h 12m
estimated nonstop flight time
-8h
time difference · heading northwest
See live OSY→BOI fares Phone-only fares on this route — call free
Flight time details
4,457 miles nonstop takes roughly 9h 12m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- OSY — Namsos Høknesøra Airport · Namsos, Norway
- BOI — Boise Air Terminal/Gowen Field · Boise, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OSY
- RVK · Rørvik Airport, Ryum28 mi away
- BNN · Brønnøysund Airport71 mi away
- TRD · Trondheim Airport Værnes73 mi away
- OLA · Ørland Airport80 mi away
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Frequently asked questions
How far is OSY from BOI?
The flight distance from Namsos (OSY) to Boise (BOI) is 4,457 miles (7,172 km, 3,873 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSY to BOI?
A nonstop flight takes about 9h 12m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Namsos and Boise?
Boise is 8 hours behind Namsos.
What is the cheapest way to fly from OSY to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSY–BOI that never appear on search engines, with no booking fees.