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IWK to RKS: distance & flight time
Iwakuni (Iwakuni Marine Corps Air Station) → Rock Springs (Southwest Wyoming Regional Airport)
5,920 mi
9,527 km · 5,144 nm
12h 4m
estimated nonstop flight time
—
time difference · heading northeast
See live IWK→RKS fares Phone-only fares on this route — call free
Flight time details
5,920 miles nonstop takes roughly 12h 4m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IWK — Iwakuni Marine Corps Air Station · Iwakuni, Japan
- RKS — Southwest Wyoming Regional Airport · Rock Springs, 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 IWK
- HIW · Hiroshimanishi Airport18 mi away
- MYJ · Matsuyama Airport34 mi away
- HIJ · Hiroshima Airport44 mi away
- IWJ · Iwami Airport45 mi away
Near RKS
- FBR · Fort Bridger Airport71 mi away
- VEL · Vernal Regional Airport83 mi away
- LND · Hunt Field86 mi away
- BPI · Miley Memorial Field87 mi away
Frequently asked questions
How far is IWK from RKS?
The flight distance from Iwakuni (IWK) to Rock Springs (RKS) is 5,920 miles (9,527 km, 5,144 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IWK to RKS?
A nonstop flight takes about 12h 4m 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 cheapest way to fly from IWK to RKS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWK–RKS that never appear on search engines, with no booking fees.