Flights from Chicago to Carnegie

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.

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$171 Roundtrip, found 17 hours ago

$171

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $171 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$171 Roundtrip, found 17 hours ago

$171

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $171 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$181 Roundtrip, found 17 hours ago

$181

Roundtrip

found 17 hours ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $181 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$190 Roundtrip, found 17 hours ago

$190

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $190 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$201 Roundtrip, found 17 hours ago

$201

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $201 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$211 Roundtrip, found 17 hours ago

$211

Roundtrip

found 17 hours ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $211 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$215 Roundtrip, found 17 hours ago

$215

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $215 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$220 Roundtrip, found 17 hours ago

$220

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $220 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$227 Roundtrip, found 17 hours ago

$227

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $227 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$228 Roundtrip, found 17 hours ago

$228

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $228 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$231 Roundtrip, found 17 hours ago

$231

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $231 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$233 Roundtrip, found 17 hours ago

$233

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $233 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$235 Roundtrip, found 17 hours ago

$235

Roundtrip

found 17 hours ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $235 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$236 Roundtrip, found 17 hours ago

$236

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $236 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$241 Roundtrip, found 17 hours ago

$241

Roundtrip

found 17 hours ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $241 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$243 Roundtrip, found 17 hours ago

$243

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $243 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$245 Roundtrip, found 17 hours ago

$245

Roundtrip

found 17 hours ago

Select Delta flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $245 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$245 Roundtrip, found 17 hours ago

$245

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $245 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$246 Roundtrip, found 17 hours ago

$246

Roundtrip

found 17 hours ago

Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $246 found 17 hours ago

Fri, Aug 15 - Sun, Aug 17

ORD

O'Hare Intl.

PIT

Pittsburgh Intl.

$307 Roundtrip, found 17 hours ago

$307

Roundtrip

found 17 hours ago

Select JetBlue Airways flight, departing Fri, Aug 15 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Aug 17, priced at $307 found 17 hours ago