Route Price Intelligence
Cheap Flights From Chicago to Philadelphia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Chicago to Philadelphia typically prices around $275, and this Frontier fare is just $95, close to a 65% discount and one of the steepest cuts we've tracked on this route. It's a single bargain date rather than a wide-open calendar, but at this price it's an easy weekend trip to see Independence Hall, the Liberty Bell, and the cheesesteaks the city is famous for. Hard to beat the value here even for a short hop.
✓ 6 date combinations found at this price
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Best Time to Fly from Chicago to Philadelphia
The cheapest time to fly from Chicago to Philadelphia is typically October, when fares average around $193. The most expensive month tends to be April at around $325. For the best deals, consider flying in October, September, August.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route