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OIR to CTH: distance & flight time
Okushiri (Okushiri Airport) → Coatesville (Chester County G O Carlson Airport)
6,352 mi
10,222 km · 5,520 nm
12h 55m
estimated nonstop flight time
-13h
time difference · heading northeast
See live OIR→CTH fares Phone-only fares on this route — call free
Flight time details
6,352 miles nonstop takes roughly 12h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- CTH — Chester County G O Carlson Airport · Coatesville, 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near CTH
- PHL · Philadelphia International Airport34 mi away
- ILG · New Castle Airport25 mi away
- LNS · Lancaster Airport25 mi away
- RDG · Reading Regional Carl A Spaatz Field28 mi away
Frequently asked questions
How far is OIR from CTH?
The flight distance from Okushiri (OIR) to Coatesville (CTH) is 6,352 miles (10,222 km, 5,520 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to CTH?
A nonstop flight takes about 12h 55m 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 Coatesville?
Coatesville is 13 hours behind Okushiri.
What is the cheapest way to fly from OIR to CTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–CTH that never appear on search engines, with no booking fees.