$215 Cheap United flights Idaho Falls (IDA) to St. Louis (STL)

$215 Cheap United flights Idaho Falls (IDA) to St. Louis (STL)

Prices were available within the past 7 days and start at $215 for one-way flights and $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 24 - Mon, Jul 6

IDA

Idaho Falls

STL

St. Louis

$429 Roundtrip, found 1 day ago

$429

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 24 from Idaho Falls to St. Louis, returning Mon, Jul 6, priced at $429 found 1 day ago

Sat, Jun 27 - Thu, Jul 2

IDA

Idaho Falls

STL

St. Louis

$429 Roundtrip, found 1 day ago

$429

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 27 from Idaho Falls to St. Louis, returning Thu, Jul 2, priced at $429 found 1 day ago

Sat, Jun 27 - Thu, Jul 2

IDA

Idaho Falls

STL

St. Louis

$454 Roundtrip, found 1 day ago

$454

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jun 27 from Idaho Falls to St. Louis, returning Thu, Jul 2, priced at $454 found 1 day ago

Wed, Jun 24 - Mon, Jun 29

IDA

Idaho Falls

STL

St. Louis

$465 Roundtrip, found 1 day ago

$465

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 24 from Idaho Falls to St. Louis, returning Mon, Jun 29, priced at $465 found 1 day ago

Wed, Jun 24 - Wed, Jul 1

IDA

Idaho Falls

STL

St. Louis

$475 Roundtrip, found 1 day ago

$475

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 24 from Idaho Falls to St. Louis, returning Wed, Jul 1, priced at $475 found 1 day ago

Sat, Jul 18 - Wed, Jul 29

IDA

Idaho Falls

STL

St. Louis

$479 Roundtrip, found 1 day ago

$479

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jul 18 from Idaho Falls to St. Louis, returning Wed, Jul 29, priced at $479 found 1 day ago