Cheap flights from Chicago to Philadelphia
from 101 US$
From 137 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 101 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Chicago to Philadelphia, a about 1,068 km route (around 1h 50m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as American Airlines, United Airlines, Southwest Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Chicago to Philadelphia?
It's usually 2026-09, from 101 USD. Use the price calendar to compare other dates.
How long is the flight from Chicago to Philadelphia?
A nonstop flight takes about 1h 50m and covers around 1,068 km. Connecting itineraries take longer.
Are there direct flights from Chicago to Philadelphia?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Chicago to Philadelphia?
American Airlines, United Airlines, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Chicago–Philadelphia flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
Chicago → Philadelphia · Live fares from 100+ sites — free, with no hidden fees.