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OSY to DSM: distance & flight time
Namsos (Namsos Høknesøra Airport) → Des Moines (Des Moines International Airport)
4,083 mi
6,572 km · 3,548 nm
8h 28m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSY→DSM fares Phone-only fares on this route — call free
Flight time details
4,083 miles nonstop takes roughly 8h 28m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSY — Namsos Høknesøra Airport · Namsos, Norway
- DSM — Des Moines International Airport · Des Moines, 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 DSM
- OTM · Ottumwa Regional Airport70 mi away
- FOD · Fort Dodge Regional Airport75 mi away
- ALO · Waterloo Regional Airport96 mi away
- CID · The Eastern Iowa Airport104 mi away
Frequently asked questions
How far is OSY from DSM?
The flight distance from Namsos (OSY) to Des Moines (DSM) is 4,083 miles (6,572 km, 3,548 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSY to DSM?
A nonstop flight takes about 8h 28m 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 Des Moines?
Des Moines is 7 hours behind Namsos.
What is the cheapest way to fly from OSY to DSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSY–DSM that never appear on search engines, with no booking fees.