Nonstop flights from Chicago to Allentown
2 airlines fly this route, with up to 5 flights a day.
ORDChicago O'Hare International
653 mi · 34 flights a week
ABEAllentown Lehigh Valley International
When they leave
Chicago time6:47a7:30pFirst departure 6:47 AM, last 7:30 PM
One morning flight at 6:47 AM, then two in the afternoon, 1:35 PM to 1:55 PM, then two in the evening, 5:50 PM to 7:30 PM.
Every flight
Earliest first
Schedules last checked Sep 8, 2026. Times are local.
Flying from Chicago to Allentown
United Airlines flies most often, 3 times a day on the CRJ 700. American Airlines flies 1 to 2 times a day on the Embraer 170.
There are 4 or 5 flights every day of the week. The first arrival in Allentown is at 9:57 AM and the last at 10:40 PM. The flight covers 653 miles.
Flying back, Allentown to Chicago has 34 nonstop flights a week.
Return flights
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Schedules as of Oct 9, 2026.