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KOP to RKS: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Rock Springs (Southwest Wyoming Regional Airport)
7,828 mi
12,597 km · 6,802 nm
15h 49m
estimated nonstop flight time
-13h
time difference · heading northeast
See live KOP→RKS fares Phone-only fares on this route — call free
Flight time details
7,828 miles nonstop takes roughly 15h 49m 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
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 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 KOP from RKS?
The flight distance from Nakhon Phanom (KOP) to Rock Springs (RKS) is 7,828 miles (12,597 km, 6,802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to RKS?
A nonstop flight takes about 15h 49m 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 Nakhon Phanom and Rock Springs?
Rock Springs is 13 hours behind Nakhon Phanom.
What is the cheapest way to fly from KOP to RKS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–RKS that never appear on search engines, with no booking fees.