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ZEM to ONO: distance & flight time
Eastmain River (Eastmain River Airport) → Ontario (Ontario Municipal Airport)
1,839 mi
2,959 km · 1,598 nm
4h 4m
estimated nonstop flight time
-2h
time difference · heading west
See live ZEM→ONO fares Phone-only fares on this route — call free
Flight time details
1,839 miles nonstop takes roughly 4h 4m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ZEM — Eastmain River Airport · Eastmain River, Canada
- ONO — Ontario Municipal Airport · Ontario, 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 ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 mi away
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
Frequently asked questions
How far is ZEM from ONO?
The flight distance from Eastmain River (ZEM) to Ontario (ONO) is 1,839 miles (2,959 km, 1,598 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZEM to ONO?
A nonstop flight takes about 4h 4m 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 Eastmain River and Ontario?
Ontario is 2 hours behind Eastmain River.
What is the cheapest way to fly from ZEM to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZEM–ONO that never appear on search engines, with no booking fees.