Osaka to Iwakuni by bus
Iwakuni lies 307 km (191 mi) west of Osaka, in the same time zone. What the numbers say about getting there.
A coach takes about 5 h 45 min including stops, over roughly 374 km (232 mi) of road.
| Osaka | Iwakuni | |
|---|---|---|
| Country | Japan | Japan |
| Population | 2.8 million | 129,125 |
| Elevation | 4 m (13 ft) | 4 m (13 ft) |
| Time now | UTC+9 (Asia/Tokyo) | UTC+9 (Asia/Tokyo) |
| Postal codes | 017-0292–981-1596 | 741-0062 |
Where to book buses from Osaka to Iwakuni
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Staying in Iwakuni
Live rooms and prices for Iwakuni are in the search below.
Book a hotel in Iwakuni
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Iwakuni from Osaka?
307 km (191 mi) in a straight line, west of Osaka; by road roughly 374 km (232 mi).
How long does it take to get from Osaka to Iwakuni by bus?
About 5 h 45 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Osaka and Iwakuni?
No, both are on Asia/Tokyo at the moment.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.