Nonstop route
Chicago to Philadelphia nonstop
Yes — American, United and Frontier fly ORD to PHL nonstop year-round — about 16× daily.
ORDChicago
✈
PHLPhiladelphia
16× daily111.1 flights a week
Year-round111.1/wk Jun vs 68.2/wk Jan
$150–$300typical one-way · median $200
678miles nonstop
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Fares are what people actually paid: half of the 9,744 tickets in the US DOT fare survey for this route sold between $150 and $300 one way, median $200. That survey runs a couple of quarters behind, so treat it as the shape of the route's pricing rather than today's quote.
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