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ONO to OSY: distance & flight time
Ontario (Ontario Municipal Airport) → Namsos (Namsos Høknesøra Airport)
4,442 mi
7,149 km · 3,860 nm
9h 11m
estimated nonstop flight time
+8h
time difference · heading north
See live ONO→OSY fares Phone-only fares on this route — call free
Flight time details
4,442 miles nonstop takes roughly 9h 11m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- OSY — Namsos Høknesøra Airport · Namsos, Norway
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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near OSY
- RVK · Rørvik Airport, Ryum28 mi away
- BNN · Brønnøysund Airport71 mi away
- TRD · Trondheim Airport Værnes73 mi away
- OLA · Ørland Airport80 mi away
Frequently asked questions
How far is ONO from OSY?
The flight distance from Ontario (ONO) to Namsos (OSY) is 4,442 miles (7,149 km, 3,860 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to OSY?
A nonstop flight takes about 9h 11m 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 Ontario and Namsos?
Namsos is 8 hours ahead of Ontario.
What is the cheapest way to fly from ONO to OSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–OSY that never appear on search engines, with no booking fees.