starting at $287
starting at $263
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Chicago to Allentown. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Chicago to Allentown, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The Chicago — Allentown route is served by multiple airlines, including United Airlines and American Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $263, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.
starting at $287
starting at $263
Chicago — Allentown
07/24/2026
Departure
Direct flight
UA5446
starting at $287
There are most likely no direct flights on the Chicago — Allentown route
The cheapest one-way flight from Chicago to Allentown departs on 07/25/2026, is operated by American Airlines and costs $263
There is no information about the cheapest roundtrip flight from Chicago to Allentown
Fastest flight from Chicago to Allentown takes 2h 9m
There are direct flights on this route 1 day a week: Fr
The distance between Chicago and Allentown is 1027km (637 miles). There are 40 direct flights from Chicago to Allentown. The time difference between Chicago and Allentown is 1h. Flights from Chicago begin at 6:50 AM. The latest flight from Chicago departs at 8:18 PM
The cheapest flight ticket from Chicago to Allentown according to data for the last 48 hours costs $263
Often the best time to buy tickets from Chicago to Allentown is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Chicago to Allentown can be found flying in these months: July.
The fastest flights from Chicago to Allentown start from 2 hours 9 minutes in the air.
The following airlines operate direct flights on the route Chicago — Allentown: United Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Chicago to Allentown
We couldn't find any special offers for flights from Chicago to Allentown