Flights from Chicago to Exton

Cheapest flights from Chicago

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 21 - Sun, Jun 22

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$179 Roundtrip, found 6 days ago

$179

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jun 21 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jun 22, priced at $179 found 6 days ago

Fri, Jun 20 - Fri, Jun 27

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$188 Roundtrip, found 6 days ago

$188

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 20 from O'Hare Intl. to Philadelphia Intl., returning Fri, Jun 27, priced at $188 found 6 days ago

Fri, Jun 20 - Sat, Jun 21

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$189 Roundtrip, found 6 days ago

$189

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 20 from O'Hare Intl. to Philadelphia Intl., returning Sat, Jun 21, priced at $189 found 6 days ago

Thu, Jul 24 - Fri, Jul 25

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$194 Roundtrip, just found

$194

Roundtrip

just found

Select Frontier Airlines flight, departing Thu, Jul 24 from O'Hare Intl. to Philadelphia Intl., returning Fri, Jul 25, priced at $194 just found

Mon, Jul 21 - Thu, Jul 24

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$195 Roundtrip, just found

$195

Roundtrip

just found

Select Frontier Airlines flight, departing Mon, Jul 21 from O'Hare Intl. to Philadelphia Intl., returning Thu, Jul 24, priced at $195 just found

Thu, Jul 24 - Sun, Jul 27

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$197 Roundtrip, just found

$197

Roundtrip

just found

Select United flight, departing Thu, Jul 24 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jul 27, priced at $197 just found

Tue, Jun 17 - Fri, Jun 27

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$199 Roundtrip, found 6 days ago

$199

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from O'Hare Intl. to Philadelphia Intl., returning Fri, Jun 27, priced at $199 found 6 days ago

Thu, Jul 3 - Thu, Jul 10

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$200 Roundtrip, found 3 hours ago

$200

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from O'Hare Intl. to Philadelphia Intl., returning Thu, Jul 10, priced at $200 found 3 hours ago

Mon, Jul 7 - Thu, Jul 10

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$201 Roundtrip, found 3 hours ago

$201

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Mon, Jul 7 from O'Hare Intl. to Philadelphia Intl., returning Thu, Jul 10, priced at $201 found 3 hours ago

Fri, Jul 4 - Fri, Jul 11

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$202 Roundtrip, found 3 hours ago

$202

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Fri, Jul 4 from O'Hare Intl. to Philadelphia Intl., returning Fri, Jul 11, priced at $202 found 3 hours ago

Sat, Jul 26 - Sat, Jul 26

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$203 Roundtrip, just found

$203

Roundtrip

just found

Select Delta flight, departing Sat, Jul 26 from O'Hare Intl. to Philadelphia Intl., returning Sat, Jul 26, priced at $203 just found

Fri, Jul 4 - Sun, Jul 6

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$206 Roundtrip, found 3 hours ago

$206

Roundtrip

found 3 hours ago

Select American Airlines flight, departing Fri, Jul 4 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jul 6, priced at $206 found 3 hours ago

Thu, Jul 24 - Sun, Jul 27

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$207 Roundtrip, just found

$207

Roundtrip

just found

Select Delta flight, departing Thu, Jul 24 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jul 27, priced at $207 just found

Mon, Jul 7 - Fri, Jul 11

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$208 Roundtrip, found 3 hours ago

$208

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Mon, Jul 7 from O'Hare Intl. to Philadelphia Intl., returning Fri, Jul 11, priced at $208 found 3 hours ago

Fri, Jun 20 - Mon, Jun 30

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$209 Roundtrip, found 6 days ago

$209

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 20 from O'Hare Intl. to Philadelphia Intl., returning Mon, Jun 30, priced at $209 found 6 days ago

Tue, Jun 17 - Wed, Jun 25

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$210 Roundtrip, found 6 days ago

$210

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from O'Hare Intl. to Philadelphia Intl., returning Wed, Jun 25, priced at $210 found 6 days ago

Sat, Jun 21 - Mon, Jun 23

ORD

O'Hare Intl.

TTN

Mercer

$220 Roundtrip, found 6 days ago

$220

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jun 21 from O'Hare Intl. to Mercer, returning Mon, Jun 23, priced at $220 found 6 days ago

Thu, Jul 24 - Sun, Jul 27

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$225 Roundtrip, just found

$225

Roundtrip

just found

Select American Airlines flight, departing Thu, Jul 24 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jul 27, priced at $225 just found

Tue, Jul 22 - Wed, Jul 30

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$249 Roundtrip, just found

$249

Roundtrip

just found

Select Spirit Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to Philadelphia Intl., returning Wed, Jul 30, priced at $249 just found

Fri, Jul 4 - Sun, Jul 6

ORD

O'Hare Intl.

PHL

Philadelphia Intl.

$783 Roundtrip, found 3 hours ago

$783

Roundtrip

found 3 hours ago

Select JetBlue Airways flight, departing Fri, Jul 4 from O'Hare Intl. to Philadelphia Intl., returning Sun, Jul 6, priced at $783 found 3 hours ago