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OIR to AVR: distance & flight time
Okushiri (Okushiri Airport) → Alverca (Alverca Air Base)
6,503 mi
10,466 km · 5,651 nm
13h 13m
estimated nonstop flight time
-8h
time difference · heading northwest
See live OIR→AVR fares Phone-only fares on this route — call free
Flight time details
6,503 miles nonstop takes roughly 13h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- AVR — Alverca Air Base · Alverca, Portugal
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 AVR
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)9 mi away
- CAT · Cascais Airport21 mi away
- QLR · Monte Real Air Base66 mi away
- BYJ · Beja Airport / Airbase81 mi away
Frequently asked questions
How far is OIR from AVR?
The flight distance from Okushiri (OIR) to Alverca (AVR) is 6,503 miles (10,466 km, 5,651 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to AVR?
A nonstop flight takes about 13h 13m 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 Alverca?
Alverca is 8 hours behind Okushiri.
What is the cheapest way to fly from OIR to AVR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–AVR that never appear on search engines, with no booking fees.