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Time difference: Champaign to Alton/St Louis
CMI (University of Illinois Willard Airport) → ALN (St Louis Regional Airport)
—
no adjustment needed
Reading the clocks
Time zone data isn't confirmed for one of these airports.
Jet lag outlook
No meaningful jet lag on this route.
Frequently asked questions
What is the time difference between Champaign and Alton/St Louis?
We don't have confirmed time zone data for one of these airports yet.
How bad will my jet lag be?
This route crosses too few time zones to cause meaningful jet lag.
What is the flight time from CMI to ALN?
The nonstop flight distance is 123 miles. See the full distance and flight-time breakdown for exact timing.
What's the best way to book around jet lag?
Overnight eastbound flights that land in the morning let you push through to local bedtime and adjust faster. Call CheapoTrav — our agents know which schedules on this route land at the best local time, plus unpublished phone-only fares.