$209 Cheap United flights St. Louis (STL) to Boise (BOI)

$209 Cheap United flights St. Louis (STL) to Boise (BOI)

Prices were available within the past 7 days and start at $209 for one-way flights and $448 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 5 - Thu, Mar 12

STL

St. Louis

BOI

Boise

$448 Roundtrip, found 4 hours ago

$448

Roundtrip

found 4 hours ago

Select United flight, departing Thu, Mar 5 from St. Louis to Boise, returning Thu, Mar 12, priced at $448 found 4 hours ago

Thu, Mar 5 - Thu, Mar 12

STL

St. Louis

BOI

Boise

$488 Roundtrip, found 4 hours ago

$488

Roundtrip

found 4 hours ago

Select United flight, departing Thu, Mar 5 from St. Louis to Boise, returning Thu, Mar 12, priced at $488 found 4 hours ago

Thu, Mar 5 - Thu, Mar 12

STL

St. Louis

BOI

Boise

$503 Roundtrip, found 4 hours ago

$503

Roundtrip

found 4 hours ago

Select United flight, departing Thu, Mar 5 from St. Louis to Boise, returning Thu, Mar 12, priced at $503 found 4 hours ago

Thu, Mar 5 - Thu, Mar 12

STL

St. Louis

BOI

Boise

$558 Roundtrip, found 4 hours ago

$558

Roundtrip

found 4 hours ago

Select United flight, departing Thu, Mar 5 from St. Louis to Boise, returning Thu, Mar 12, priced at $558 found 4 hours ago