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YRM to OKO: distance & flight time
Rocky Mountain House (Rocky Mountain House Airport) → Yokota (Yokota Air Base)
4,892 mi
7,873 km · 4,251 nm
10h 4m
estimated nonstop flight time
+15h
time difference · heading northwest
See live YRM→OKO fares Phone-only fares on this route — call free
Flight time details
4,892 miles nonstop takes roughly 10h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- YRM — Rocky Mountain House Airport · Rocky Mountain House, Canada
- OKO — Yokota Air Base · Yokota, Japan
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 YRM
- YQF · Red Deer Regional Airport46 mi away
- YEG · Edmonton International Airport82 mi away
- YBA · Banff Airport89 mi away
- YXD · Edmonton City Centre (Blatchford Field) Airport98 mi away
Near OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 mi away
Frequently asked questions
How far is YRM from OKO?
The flight distance from Rocky Mountain House (YRM) to Yokota (OKO) is 4,892 miles (7,873 km, 4,251 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YRM to OKO?
A nonstop flight takes about 10h 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 Rocky Mountain House and Yokota?
Yokota is 15 hours ahead of Rocky Mountain House.
What is the cheapest way to fly from YRM to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YRM–OKO that never appear on search engines, with no booking fees.