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CMI to RBE: distance & flight time
Champaign (University of Illinois Willard Airport) → Ratanakiri (Ratanakiri Airport)
8,594 mi
13,831 km · 7,468 nm
17h 19m
estimated nonstop flight time
+12h
time difference · heading north
See live CMI→RBE fares Phone-only fares on this route — call free
Flight time details
8,594 miles nonstop takes roughly 17h 19m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- CMI — University of Illinois Willard Airport · Champaign, United States
- RBE — Ratanakiri Airport · Ratanakiri, Cambodia
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 CMI
Near RBE
- TNX · Stung Treng Airport67 mi away
- PXU · Pleiku Airport72 mi away
- AOU · Attopeu Airport76 mi away
- BMV · Buon Ma Thuot Airport106 mi away
Frequently asked questions
How far is CMI from RBE?
The flight distance from Champaign (CMI) to Ratanakiri (RBE) is 8,594 miles (13,831 km, 7,468 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to RBE?
A nonstop flight takes about 17h 19m 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 Champaign and Ratanakiri?
Ratanakiri is 12 hours ahead of Champaign.
What is the cheapest way to fly from CMI to RBE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–RBE that never appear on search engines, with no booking fees.