Flights from Harlingen to Chicago

Cheapest flights from Harlingen

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, Nov 21 - Thu, Nov 27

HRL

Valley Intl.

ORD

O'Hare Intl.

$263 Roundtrip, found 2 days ago

$263

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Nov 21 from Valley Intl. to O'Hare Intl., returning Thu, Nov 27, priced at $263 found 2 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$264 Roundtrip, found 5 days ago

$264

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $264 found 5 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$269 Roundtrip, found 5 days ago

$269

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $269 found 5 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$284 Roundtrip, found 5 days ago

$284

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $284 found 5 days ago

Fri, Nov 21 - Sun, Nov 23

HRL

Valley Intl.

ORD

O'Hare Intl.

$289 Roundtrip, found 2 days ago

$289

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Nov 21 from Valley Intl. to O'Hare Intl., returning Sun, Nov 23, priced at $289 found 2 days ago

Mon, Nov 24 - Mon, Nov 24

HRL

Valley Intl.

ORD

O'Hare Intl.

$297 Roundtrip, found 2 days ago

$297

Roundtrip

found 2 days ago

Select United flight, departing Mon, Nov 24 from Valley Intl. to O'Hare Intl., returning Mon, Nov 24, priced at $297 found 2 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$316 Roundtrip, found 5 days ago

$316

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $316 found 5 days ago

Fri, Jul 4 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$319 Roundtrip, found 5 days ago

$319

Roundtrip

found 5 days ago

Select United flight, departing Fri, Jul 4 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $319 found 5 days ago

Sat, Jul 5 - Fri, Jul 11

MFE

Miller Intl.

ORD

O'Hare Intl.

$324 Roundtrip, found 5 days ago

$324

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Fri, Jul 11, priced at $324 found 5 days ago

Thu, Nov 20 - Thu, Nov 27

HRL

Valley Intl.

ORD

O'Hare Intl.

$328 Roundtrip, found 2 days ago

$328

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Nov 20 from Valley Intl. to O'Hare Intl., returning Thu, Nov 27, priced at $328 found 2 days ago

Wed, Nov 19 - Wed, Nov 19

HRL

Valley Intl.

ORD

O'Hare Intl.

$334 Roundtrip, found 2 days ago

$334

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Nov 19 from Valley Intl. to O'Hare Intl., returning Wed, Nov 19, priced at $334 found 2 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$344 Roundtrip, found 5 days ago

$344

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $344 found 5 days ago

Wed, Nov 19 - Mon, Nov 24

HRL

Valley Intl.

ORD

O'Hare Intl.

$347 Roundtrip, found 2 days ago

$347

Roundtrip

found 2 days ago

Select United flight, departing Wed, Nov 19 from Valley Intl. to O'Hare Intl., returning Mon, Nov 24, priced at $347 found 2 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$349 Roundtrip, found 5 days ago

$349

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $349 found 5 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$351 Roundtrip, found 5 days ago

$351

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $351 found 5 days ago

Thu, Nov 20 - Sun, Nov 23

HRL

Valley Intl.

ORD

O'Hare Intl.

$354 Roundtrip, found 2 days ago

$354

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Nov 20 from Valley Intl. to O'Hare Intl., returning Sun, Nov 23, priced at $354 found 2 days ago

Fri, Jul 4 - Fri, Jul 11

MFE

Miller Intl.

ORD

O'Hare Intl.

$354 Roundtrip, found 5 days ago

$354

Roundtrip

found 5 days ago

Select Delta flight, departing Fri, Jul 4 from Miller Intl. to O'Hare Intl., returning Fri, Jul 11, priced at $354 found 5 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$356 Roundtrip, found 5 days ago

$356

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $356 found 5 days ago

Sat, Jul 5 - Thu, Jul 10

MFE

Miller Intl.

ORD

O'Hare Intl.

$357 Roundtrip, found 5 days ago

$357

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Miller Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $357 found 5 days ago

Mon, Jul 7 - Sat, Jul 12

MFE

Miller Intl.

ORD

O'Hare Intl.

$360 Roundtrip, found 5 days ago

$360

Roundtrip

found 5 days ago

Select Delta flight, departing Mon, Jul 7 from Miller Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $360 found 5 days ago