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CEI to RAP: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Rapid City (Rapid City Regional Airport)
7,783 mi
12,525 km · 6,763 nm
15h 44m
estimated nonstop flight time
-13h
time difference · heading north
See live CEI→RAP fares Phone-only fares on this route — call free
Flight time details
7,783 miles nonstop takes roughly 15h 44m gate to gate, flying north. 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
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- RAP — Rapid City Regional Airport · Rapid 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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 mi away
Frequently asked questions
How far is CEI from RAP?
The flight distance from Chiang Rai (CEI) to Rapid City (RAP) is 7,783 miles (12,525 km, 6,763 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to RAP?
A nonstop flight takes about 15h 44m 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 Chiang Rai and Rapid City?
Rapid City is 13 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–RAP that never appear on search engines, with no booking fees.