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RKS to SUX: distance & flight time
Rock Springs (Southwest Wyoming Regional Airport) → Sioux City (Sioux Gateway Col. Bud Day Field)
653 mi
1,051 km · 567 nm
1h 53m
estimated nonstop flight time
+1h
time difference · heading east
See live RKS→SUX fares Phone-only fares on this route — call free
Flight time details
653 miles nonstop takes roughly 1h 53m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- RKS — Southwest Wyoming Regional Airport · Rock Springs, United States
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, 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 RKS
- FBR · Fort Bridger Airport71 mi away
- VEL · Vernal Regional Airport83 mi away
- LND · Hunt Field86 mi away
- BPI · Miley Memorial Field87 mi away
Near SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Frequently asked questions
How far is RKS from SUX?
The flight distance from Rock Springs (RKS) to Sioux City (SUX) is 653 miles (1,051 km, 567 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKS to SUX?
A nonstop flight takes about 1h 53m 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 Rock Springs and Sioux City?
Sioux City is 1 hour ahead of Rock Springs.
What is the cheapest way to fly from RKS to SUX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKS–SUX that never appear on search engines, with no booking fees.