Flights from Philadelphia to Lake Zurich

Cheapest flights from Philadelphia

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.

Fri, Jul 4 - Thu, Jul 10

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$110 Roundtrip, found 2 days ago

$110

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $110 found 2 days ago

Fri, Jul 4 - Mon, Jul 7

PHL

Philadelphia Intl.

MDW

Midway Intl.

$126 Roundtrip, found 2 days ago

$126

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to Midway Intl., returning Mon, Jul 7, priced at $126 found 2 days ago

Sun, Jul 6 - Thu, Jul 10

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$147 Roundtrip, found 2 days ago

$147

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 6 from Philadelphia Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $147 found 2 days ago

Thu, Jun 12 - Fri, Jun 13

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$164 Roundtrip, found 6 days ago

$164

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Philadelphia Intl. to O'Hare Intl., returning Fri, Jun 13, priced at $164 found 6 days ago

Mon, Jun 16 - Fri, Jun 20

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$174 Roundtrip, found 6 days ago

$174

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jun 16 from Philadelphia Intl. to O'Hare Intl., returning Fri, Jun 20, priced at $174 found 6 days ago

Sat, Jul 5 - Thu, Jul 10

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$182 Roundtrip, found 2 days ago

$182

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Philadelphia Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $182 found 2 days ago

Wed, Jul 2 - Tue, Jul 8

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$191 Roundtrip, found 2 days ago

$191

Roundtrip

found 2 days ago

Select United flight, departing Wed, Jul 2 from Philadelphia Intl. to O'Hare Intl., returning Tue, Jul 8, priced at $191 found 2 days ago

Tue, Jul 8 - Wed, Jul 9

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$191 Roundtrip, found 2 days ago

$191

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Jul 8 from Philadelphia Intl. to O'Hare Intl., returning Wed, Jul 9, priced at $191 found 2 days ago

Fri, Jul 4 - Sat, Jul 5

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$197 Roundtrip, found 2 days ago

$197

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Jul 4 from Philadelphia Intl. to O'Hare Intl., returning Sat, Jul 5, priced at $197 found 2 days ago

Sat, Jul 5 - Mon, Jul 7

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$200 Roundtrip, found 2 days ago

$200

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Philadelphia Intl. to O'Hare Intl., returning Mon, Jul 7, priced at $200 found 2 days ago

Sat, May 24 - Mon, Jun 2

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$204 Roundtrip, found 6 days ago

$204

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 24 from Philadelphia Intl. to O'Hare Intl., returning Mon, Jun 2, priced at $204 found 6 days ago

Fri, May 16 - Wed, May 28

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$207 Roundtrip, found 23 hours ago

$207

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Fri, May 16 from Philadelphia Intl. to O'Hare Intl., returning Wed, May 28, priced at $207 found 23 hours ago

Wed, May 28 - Thu, May 29

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$209 Roundtrip, found 6 days ago

$209

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, May 28 from Philadelphia Intl. to O'Hare Intl., returning Thu, May 29, priced at $209 found 6 days ago

Tue, May 27 - Fri, May 30

TTN

Mercer

ORD

O'Hare Intl.

$210 Roundtrip, found 6 days ago

$210

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, May 27 from Mercer to O'Hare Intl., returning Fri, May 30, priced at $210 found 6 days ago

Mon, Jul 7 - Thu, Jul 10

PHL

Philadelphia Intl.

MDW

Midway Intl.

$210 Roundtrip, found 2 days ago

$210

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 7 from Philadelphia Intl. to Midway Intl., returning Thu, Jul 10, priced at $210 found 2 days ago

Mon, Jul 7 - Mon, Jul 7

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$215 Roundtrip, found 2 days ago

$215

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 7 from Philadelphia Intl. to O'Hare Intl., returning Mon, Jul 7, priced at $215 found 2 days ago

Fri, May 16 - Sun, May 25

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$217 Roundtrip, found 23 hours ago

$217

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Fri, May 16 from Philadelphia Intl. to O'Hare Intl., returning Sun, May 25, priced at $217 found 23 hours ago

Sun, Jul 6 - Tue, Jul 8

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$219 Roundtrip, found 2 days ago

$219

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 6 from Philadelphia Intl. to O'Hare Intl., returning Tue, Jul 8, priced at $219 found 2 days ago

Tue, May 20 - Wed, May 28

PHL

Philadelphia Intl.

ORD

O'Hare Intl.

$314 Roundtrip, found 23 hours ago

$314

Roundtrip

found 23 hours ago

Select JetBlue Airways flight, departing Tue, May 20 from Philadelphia Intl. to O'Hare Intl., returning Wed, May 28, priced at $314 found 23 hours ago

Sat, Jul 5 - Sun, Jul 6

TTN

Mercer

MDW

Midway Intl.

$342 Roundtrip, found 2 days ago

$342

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Mercer to Midway Intl., returning Sun, Jul 6, priced at $342 found 2 days ago