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CMI to AOU: distance & flight time
Champaign (University of Illinois Willard Airport) → Attopeu (Attopeu Airport)
8,524 mi
13,719 km · 7,407 nm
17h 11m
estimated nonstop flight time
—
time difference · heading north
See live CMI→AOU fares Phone-only fares on this route — call free
Flight time details
8,524 miles nonstop takes roughly 17h 11m gate to gate, flying north. 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
- CMI — University of Illinois Willard Airport · Champaign, United States
- AOU — Attopeu Airport · Attopeu, Laos
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 AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 mi away
Frequently asked questions
How far is CMI from AOU?
The flight distance from Champaign (CMI) to Attopeu (AOU) is 8,524 miles (13,719 km, 7,407 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to AOU?
A nonstop flight takes about 17h 11m 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 CMI to AOU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–AOU that never appear on search engines, with no booking fees.