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OIR to ASM: distance & flight time
Okushiri (Okushiri Airport) → Asmara (Asmara International Airport)
6,036 mi
9,715 km · 5,245 nm
12h 18m
estimated nonstop flight time
-6h
time difference · heading west
See live OIR→ASM fares Phone-only fares on this route — call free
Flight time details
6,036 miles nonstop takes roughly 12h 18m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- ASM — Asmara International Airport · Asmara, Eritrea
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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near ASM
- MSW · Massawa International Airport40 mi away
- AXU · Axum Airport80 mi away
- MQX · Mekele Airport133 mi away
Frequently asked questions
How far is OIR from ASM?
The flight distance from Okushiri (OIR) to Asmara (ASM) is 6,036 miles (9,715 km, 5,245 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to ASM?
A nonstop flight takes about 12h 18m 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 Okushiri and Asmara?
Asmara is 6 hours behind Okushiri.
What is the cheapest way to fly from OIR to ASM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–ASM that never appear on search engines, with no booking fees.