Frontier Airlines Philadelphia to Chicago Flights

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Best Airfare Price Calendar Flights Schedule

Cheapflightsplus.com will find cheap Frontier Airlines flights from Philadelphia to Chicago. Compare airline ticket prices and book air tickets starting from $758 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Philadelphia (PA) — Chicago (IL) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in september: one-way - $758, two-way – $1300.
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Cheap Flights from Philadelphia to Chicago by Frontier Airlines

Look at the list of plane tickets for the most connecting flights by Frontier Airlines, their prices start from $758. There’re no direct flights. The fastest connecting flight – 20h 26m.
Price Departure Arrival Flight Time Airline Flight
from $758
Find flight
6:37 pm
Philadelphia
Philadelphia Int.
 3:43 pm+1 день
Chicago
O'Hare International
 22h 6m
layover
17h 50m - Myrtle Beach
 Frontier Airlines
F93271
NK2074
from $894
Find flight
6:21 pm
Philadelphia
Philadelphia Int.
 1:47 pm+1 день
Chicago
Midway
 20h 26m
layover
15h 47m - Atlanta
 Frontier Airlines
F91101
F92291
Show All Flights
*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 08/26/2025
Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
6:21 pm — 4:26 pm
+1 day
6:21 pm — 9:00 pm F91101 Frontier Airlines
Philadelphia — Atlanta
18h 6m stop
3:06 pm — 4:26 pm NK2494 Spirit Airlines
Atlanta — Chicago
23h 5m
including layover
Find flight
from$763
6:21 pm — 1:47 pm
+1 day
6:21 pm — 9:00 pm F91101 Frontier Airlines
Philadelphia — Atlanta
15h 47m stop
12:47 pm — 1:47 pm F92291 Frontier Airlines
Atlanta — Chicago
20h 26m
including layover
Find flight
from$894
6:37 pm — 3:43 pm
+1 day
6:37 pm — 8:28 pm F93271 Frontier Airlines
Philadelphia — Myrtle Beach
17h 50m stop
2:18 pm — 3:43 pm NK2074 Spirit Airlines
Myrtle Beach — Chicago
22h 6m
including layover
Find flight
from$758
*Departure and arrival times are local. Last updated on 08/26/2025

Flight Information

There are 4 flights by Frontier Airlines from Philadelphia to Chicago every week with departures from Philadelphia Int., Mustin Alf, North Philadelphia, Philadelphia Sea Plane Base. All flights arrive at Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee.

Departures start from 6:21 pm to 6:37 pm. Nonstop flight is 20h 26m. The time difference between Philadelphia and Chicago is 1h.

  • The fastest flight 20h 26m
  • Average flight time 22h 6m
  • The earliest flight 6:21 pm
  • The latest flight 6:37 pm
  • Distance 662 ml

The cheapest months for traveling to Chicago are august (from 758 $).

The cheapest flight by Frontier Airlines that our users were able to find is $758. This airfare is economy class on one-way F93271 flight for August 16, 2025 leaving Philadelphia Int. in Philadelphia at 6:37 pm, it includes all taxes and additional fees.

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Frontier Airlines Airplanes on the Route

List of the most popular Frontier Airlines airplanes flying from Philadelphia to Chicago:

Other Popular Airlines on the Route

Besides Frontier Airlines there are other 2 airline carriers between Philadelphia and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from Philadelphia to Chicago.

Nonstop flights

There are 1 direct flights every day from Philadelphia. Airlines and fares are below:

  • UA - United Airlines
    from $125
    Find
See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

  • UA - United Airlines
    from $1271
    Find
  • NK - Spirit Airlines
    from $622
    Find
See more connecting flights

How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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