Flights from Jacksonville to Southwest Illinois

Cheapest flights from Jacksonville

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.

Thu, Jul 17 - Thu, Jul 24

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 17 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Thu, Jul 24, priced at $217 found 1 day ago

Thu, Jul 17 - Tue, Jul 22

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$257 Roundtrip, found 1 day ago

$257

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 17 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Tue, Jul 22, priced at $257 found 1 day ago

Sat, Jul 19 - Thu, Jul 24

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$267 Roundtrip, found 1 day ago

$267

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Jul 19 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Thu, Jul 24, priced at $267 found 1 day ago

Thu, Jul 17 - Fri, Jul 25

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$287 Roundtrip, found 1 day ago

$287

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 17 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Fri, Jul 25, priced at $287 found 1 day ago

Thu, Jul 17 - Mon, Jul 21

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 17 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $307 found 1 day ago

Thu, Jul 17 - Sun, Jul 20

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$308 Roundtrip, found 1 day ago

$308

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 17 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Sun, Jul 20, priced at $308 found 1 day ago

Sat, Jul 19 - Fri, Jul 25

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$337 Roundtrip, found 1 day ago

$337

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Jul 19 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Fri, Jul 25, priced at $337 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$353 Roundtrip, found 1 day ago

$353

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $353 found 1 day ago

Sat, Jul 19 - Mon, Jul 21

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$357 Roundtrip, found 1 day ago

$357

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Jul 19 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $357 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$357 Roundtrip, found 1 day ago

$357

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $357 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$367 Roundtrip, found 1 day ago

$367

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $367 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$372 Roundtrip, found 1 day ago

$372

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $372 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $373 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $373 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$379 Roundtrip, found 1 day ago

$379

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $379 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$383 Roundtrip, found 1 day ago

$383

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $383 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$387 Roundtrip, found 1 day ago

$387

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $387 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$389 Roundtrip, found 1 day ago

$389

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $389 found 1 day ago

Sun, Jul 13 - Thu, Jul 24

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$392 Roundtrip, found 1 day ago

$392

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Jul 13 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Thu, Jul 24, priced at $392 found 1 day ago

Wed, Jul 16 - Wed, Jul 23

JAX

Jacksonville Intl.

STL

Lambert-St. Louis Intl.

$392 Roundtrip, found 1 day ago

$392

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 16 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Wed, Jul 23, priced at $392 found 1 day ago