$85 Cheap Frontier Airlines flights Philadelphia (PHL) to Chicago (MDW)

View $85 flight on Thu, Jan 15, 2026Opens in a new window

$85 Cheap Frontier Airlines flights Philadelphia (PHL) to Chicago (MDW)

Prices were available within the past 7 days and start at $85 for one-way flights and $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$200 Roundtrip, found 10 hours ago
$200
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $200 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$250 Roundtrip, found 10 hours ago
$250
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $250 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$254 Roundtrip, found 10 hours ago
$254
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $254 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$277 Roundtrip, found 10 hours ago
$277
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $277 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$352 Roundtrip, found 10 hours ago
$352
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $352 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$375 Roundtrip, found 10 hours ago
$375
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $375 found 10 hours ago
Frontier Airlines
Thu, Jan 15 - Sun, Jan 18
PHL
Philadelphia
MDW
Chicago
$396 Roundtrip, found 10 hours ago
$396
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Philadelphia to Chicago, returning Sun, Jan 18, priced at $396 found 10 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Chicago (MDW)

October is typically the cheapest month to fly

From $78 - $209 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $370
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $370
Flights from Philadelphia (PHL) to Chicago (MDW)
Origin airport
Philadelphia Intl.
Destination airport
Midway Intl.
Distance
1065 km
Average flight time
1 hour 11 mins