Flights from St. Louis to Terreton

Cheapest flights from St. Louis

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.

Tue, Jul 8 - Tue, Jul 15

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$325 Roundtrip, found 1 day ago

$325

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 8 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Tue, Jul 15, priced at $325 found 1 day ago

Wed, Jul 9 - Tue, Jul 15

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$347 Roundtrip, found 1 day ago

$347

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Tue, Jul 15, priced at $347 found 1 day ago

Tue, Jul 8 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$351 Roundtrip, found 1 day ago

$351

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 8 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Thu, Jul 10, priced at $351 found 1 day ago

Wed, Jul 9 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Thu, Jul 10, priced at $373 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$378 Roundtrip, found 1 day ago

$378

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $378 found 1 day ago

Tue, Jul 8 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$404 Roundtrip, found 1 day ago

$404

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 8 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $404 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$418 Roundtrip, found 1 day ago

$418

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $418 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$426 Roundtrip, found 1 day ago

$426

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $426 found 1 day ago

Thu, Jul 10 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$431 Roundtrip, found 1 day ago

$431

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jul 10 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Thu, Jul 10, priced at $431 found 1 day ago

Fri, Jul 11 - Tue, Jul 15

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$448 Roundtrip, found 1 day ago

$448

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 11 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Tue, Jul 15, priced at $448 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$457 Roundtrip, found 1 day ago

$457

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $457 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$458 Roundtrip, found 1 day ago

$458

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $458 found 1 day ago

Sun, Jul 6 - Tue, Jul 15

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$463 Roundtrip, found 1 day ago

$463

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Jul 6 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Tue, Jul 15, priced at $463 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$464 Roundtrip, found 1 day ago

$464

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $464 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$465 Roundtrip, found 1 day ago

$465

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 11 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Mon, Jul 14, priced at $465 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$468 Roundtrip, found 1 day ago

$468

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $468 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$473 Roundtrip, found 1 day ago

$473

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $473 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$473 Roundtrip, found 1 day ago

$473

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $473 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$618 Roundtrip, found 1 day ago

$618

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $618 found 1 day ago

Wed, Jul 9 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

IDA

Idaho Falls Regional

$758 Roundtrip, found 1 day ago

$758

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Idaho Falls Regional, returning Sun, Jul 13, priced at $758 found 1 day ago