Nonstop flights from Allentown to Chicago
2 airlines fly this route, with up to 5 flights a day.
ABEAllentown Lehigh Valley International
653 mi · 34 flights a week
ORDChicago O'Hare International
When they leave
Allentown time6:15a5:36pFirst departure 6:15 AM, last 5:36 PM
Three in the morning, 6:15 AM to 10:32 AM, then two in the evening, 5:12 PM to 5:36 PM.
Every flight
Earliest first
Schedules last checked Sep 20, 2026. Times are local.
Flying from Allentown to Chicago
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 Chicago is at 7:44 AM and the last at 7:05 PM. The flight covers 653 miles.
Flying back, Chicago to Allentown has 34 nonstop flights a week.
Return flights
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Find the cheapest day to fly from Allentown to Chicago.
Schedules as of Oct 9, 2026.