Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 895,000 properties worldwide and 550 airlines worldwide.

Search over a million flights, hotels, packages, and more

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap PHL to ORD Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Trenton to Chicago Route Information
Origin Airport Mercer
Destination Airport O'Hare Intl.
Flight Price $117
Distance 690 mi
Airlines Serving American Airlines, Frontier Airlines, JetBlue Airways, Spirit Airlines, United

Atlantic City






Cheap PHL to ORD Flights

  • Question : How many flights are there per day from Philadelphia to Chicago?
    Answer : Depending on the day of the week, the number of flight times will change, but on average there are 28. That is higher than the national average of nine.
  • Question : How long does it take to fly from Philadelphia to Chicago?
    Answer : From PHL to ORD, the fastest flight time is two hours and 10 minutes. Remember, there is a one-hour time difference.
  • Question : What is the cheapest day to fly?
    Answer : The cheapest day to fly from Philadelphia to Chicago is on Tuesday. So, if you want to save some cash on your next holiday look for flights on Tuesday.
  • Question : What is the cheapest day to fly to Chicago?
    Answer : As of Jan 21st, the best day for booking to Chicago (ORD) is Feb 1st. It cost $180, which is 39% below this route's average price.
  • Question : What is the cheapest airline flying from Philadelphia to Chicago?
    Answer : Spirit Airlines is your best bet for finding that coveted low fare. They offer fares as low as $180, while rates for similar flights are as high as $678.
  • Question : Can I change the date of my flight?
    Answer : You sure can change your departure date and you may save money by changing when you leave. The lowest-cost day to fly in February is Tuesday. You might think you're missing out taking off a day earlier, but we think that you are just adding those savings towards your next getaway.
  • Question : How long do most people stay in Chicago?
    Answer : Of course, you're not most people, but if you were, you'd stay around five days.