Philadelphia to Chicago

PHLORD

Fly from Philadelphia to Chicago starting at USD 101 with Frontier Airlines.Best fare available on Oct 3, 2026.Limited seats. Better plans. Book before it's gone.

Philadelphia to Chicago cheapest flights this week

30 Sept
Frontier Airlines
12:40PHL
19:23ORD
1 StopUSD 104VIEW DEAL
1 Oct
Frontier Airlines
11:54PHL
14:30ORD
DirectUSD 139VIEW DEAL
1 Oct
Frontier Airlines
12:40PHL
19:23ORD
1 StopUSD 176VIEW DEAL
2 Oct
Frontier Airlines
11:54PHL
14:30ORD
DirectUSD 132VIEW DEAL
3 Oct
Frontier Airlines
07:10PHL
13:02ORD
1 StopUSD 101VIEW DEAL
3 Oct
Frontier Airlines
12:40PHL
19:23ORD
1 StopUSD 141VIEW DEAL
4 Oct
Frontier Airlines
11:54PHL
14:30ORD
DirectUSD 144VIEW DEAL
5 Oct
Frontier Airlines
20:02PHL
16:20ORD
2 StopUSD 171VIEW DEAL
5 Oct
Frontier Airlines
11:54PHL
14:30ORD
DirectUSD 147VIEW DEAL
8 Oct
Frontier Airlines
21:09PHL
23:39ORD
DirectUSD 105VIEW DEAL

Philadelphia to Chicago monthly flight fare trend

Sep
from USD 104
Oct
from USD 63
Nov
from USD 67
Dec
from USD 147
Jan
from USD 157
Feb
from USD 94

Airport Details

Origin

Philadelphia

Philadelphia International Airport (PHL)

Philadelphia, PHL
Zone

New York

Elev

36 ft

Destination

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

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