Frontier Airlines Philadelphia to Chicago Flights

Cheapflightsplus.com will find cheap Frontier Airlines flights from Philadelphia to Chicago. Compare airline ticket prices and book air tickets starting from $48 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 june: one-way - $48, two-way – $82.
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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
12:47 pm — 1:58 pm
12:47 pm — 1:58 pm F91617 Frontier Airlines
Philadelphia — Chicago
2h 11m
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from$48
8:39 pm — 10:15 pm
8:39 pm — 10:15 pm F92113 Frontier Airlines
Philadelphia — Chicago
2h 36m
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from$60
10:29 pm — 11:31 pm
+1 day
10:29 pm — 0:54 am F94169 Frontier Airlines
Philadelphia — Orlando
20h 22m stop
10:17 pm — 0:20 am F92791 Frontier Airlines
Orlando — Chicago
26h 2m
including layover
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from$77
10:29 pm — 6:55 am
+1 day
10:59 pm — 1:45 am F94169 Frontier Airlines
Philadelphia — Orlando
3h 53m stop
2:15 pm — 4:15 pm F93853 Frontier Airlines
Orlando — Chicago
9h 26m
including layover
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from$77
11:49 am — 4:35 pm
11:49 am — 1:21 pm F91517 Frontier Airlines
Philadelphia — Raleigh
1h 46m stop
3:38 pm — 5:08 pm F93351 Frontier Airlines
Raleigh — Chicago
5h 46m
including layover
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from$72
1:02 pm — 0:10 am
+1 day
1:02 pm — 3:21 pm F93265 Frontier Airlines
Philadelphia — Denver
5h 10m stop
8:31 pm — 0:10 am F93172 Frontier Airlines
Denver — Chicago
12h 8m
including layover
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from$77
1:02 pm — 6:03 pm
1:02 pm — 3:29 pm F91003 Frontier Airlines
Philadelphia — Atlanta
1h 35m stop
5:04 pm — 6:03 pm F92291 Frontier Airlines
Atlanta — Chicago
6h 1m
including layover
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from$95
2:51 pm — 8:17 pm
5:01 am — 7:46 am F92415 Frontier Airlines
Philadelphia — Orlando
1h stop
2:15 pm — 4:15 pm F93853 Frontier Airlines
Orlando — Chicago
6h 26m
including layover
Find flight
from$123
3:20 pm — 7:39 am
+1 day
4:29 pm — 7:11 pm F92505 Frontier Airlines
Philadelphia — Orlando
11h 42m stop
6:20 pm — 8:17 pm F93853 Frontier Airlines
Orlando — Chicago
17h 19m
including layover
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from$80
3:55 pm — 0:25 am
+1 day
6:05 pm — 8:54 pm F92339 Frontier Airlines
Philadelphia — Tampa
3h 27m stop
8:25 pm — 10:29 pm F92317 Frontier Airlines
Tampa — Chicago
9h 30m
including layover
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from$72
4:32 pm — 11:31 pm
4:29 pm — 7:11 pm F92505 Frontier Airlines
Philadelphia — Orlando
1h 54m stop
10:17 pm — 0:20 am F92791 Frontier Airlines
Orlando — Chicago
7h 59m
including layover
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from$90
5:25 am — 1:56 pm
8:00 am — 10:52 am F91473 Frontier Airlines
Philadelphia — Tampa
3h 45m stop
3:23 pm — 5:26 pm F91415 Frontier Airlines
Tampa — Chicago
9h 31m
including layover
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from$90
5:30 am — 1:47 pm
5:40 am — 8:01 am F92551 Frontier Airlines
Philadelphia — Atlanta
4h 59m stop
1:08 pm — 2:10 pm F92291 Frontier Airlines
Atlanta — Chicago
9h 17m
including layover
Find flight
from$84
6:19 am — 11:53 pm
6:15 am — 8:28 am F93339 Frontier Airlines
Philadelphia — Denver
11h 47m stop
8:31 pm — 0:10 am F93172 Frontier Airlines
Denver — Chicago
18h 34m
including layover
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from$77
6:30 pm — 11:21 pm
6:21 pm — 9:00 pm F91101 Frontier Airlines
Philadelphia — Atlanta
1h 6m stop
10:05 pm — 11:29 pm F91595 Frontier Airlines
Atlanta — Chicago
5h 51m
including layover
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from$76
7:00 am — 4:40 pm
6:39 am — 8:13 am F92059 Frontier Airlines
Philadelphia — Raleigh
6h 40m stop
3:38 pm — 5:08 pm F93351 Frontier Airlines
Raleigh — Chicago
10h 40m
including layover
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from$73
7:08 pm — 6:55 am
+1 day
6:42 pm — 9:37 pm F92507 Frontier Airlines
Philadelphia — Orlando
7h 6m stop
6:23 pm — 8:22 pm F93853 Frontier Airlines
Orlando — Chicago
12h 47m
including layover
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from$86
8:23 pm — 3:27 pm
+1 day
8:23 pm — 11:14 pm F94173 Frontier Airlines
Philadelphia — Orlando
13h 52m stop
1:06 pm — 3:27 pm F93043 Frontier Airlines
Orlando — Chicago
20h 4m
including layover
Find flight
from$81
9:03 am — 3:06 pm
8:38 am — 11:26 am F91807 Frontier Airlines
Philadelphia — Orlando
1h 26m stop
6:20 pm — 8:17 pm F93853 Frontier Airlines
Orlando — Chicago
7h 3m
including layover
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from$143
9:31 pm — 3:00 pm
+1 day
3:47 pm — 6:43 pm F93379 Frontier Airlines
Philadelphia — Miami
11h 50m stop
12:42 pm — 3:12 pm F92109 Frontier Airlines
Miami — Chicago
18h 29m
including layover
Find flight
from$137
*Departure and arrival times are local. Last updated on 06/07/2025

Flight Information

There are 2 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 10:29 pm to 9:31 pm. Nonstop flight is 2h 11m. The time difference between Philadelphia and Chicago is 1h.

  • The fastest flight 2h 11m
  • Average flight time 2h 24m
  • The earliest flight 10:29 pm
  • The latest flight 9:31 pm
  • Distance 662 ml

The cheapest months for traveling to Chicago are august (from 65 $), july (from 74 $), june (from 90 $).

The most expensive and popular months are april (from 234 $), december (from 183 $), september (from 107 $).

The cheapest flight by Frontier Airlines that our users were able to find is $48. This airfare is economy class on one-way F91617 flight for August 15, 2025 leaving Philadelphia Int. in Philadelphia at 12:47 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Frontier Airlines there are other 5 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 11 direct flights every day from Philadelphia. Airlines and fares are below:

  • UA - United Airlines
    from $94
    Find
See more direct flights

Connecting Flights

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

  • AS - Alaska Airlines
    from $186
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  • SY - Sun Country Airlines
    from $115
    Find
  • HA - Hawaiian Airlines
    from $406
    Find
  • UA - United Airlines
    from $154
    Find
  • NK - Spirit Airlines
    from $71
    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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