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IAD to OBO: distance & flight time
Washington (Washington Dulles International Airport) → Obihiro (Tokachi-Obihiro Airport)
6,245 mi
10,051 km · 5,427 nm
12h 43m
estimated nonstop flight time
+13h
time difference · heading northwest
See live IAD→OBO fares Phone-only fares on this route — call free
Flight time details
6,245 miles nonstop takes roughly 12h 43m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- OBO — Tokachi-Obihiro Airport · Obihiro, 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 IAD
Near OBO
- KUH · Kushiro Airport54 mi away
- AKJ · Asahikawa Airport75 mi away
- CTS · New Chitose Airport77 mi away
- MMB · Memanbetsu Airport92 mi away
Frequently asked questions
How far is IAD from OBO?
The flight distance from Washington (IAD) to Obihiro (OBO) is 6,245 miles (10,051 km, 5,427 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to OBO?
A nonstop flight takes about 12h 43m 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 Washington and Obihiro?
Obihiro is 13 hours ahead of Washington.
What is the cheapest way to fly from IAD to OBO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–OBO that never appear on search engines, with no booking fees.