$339 Cheap United flights St. Louis (STL) to Boise (BOI)

$339 Cheap United flights St. Louis (STL) to Boise (BOI)

Prices were available within the past 7 days and start at $339 for one-way flights and $522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 29 - Sat, Sep 6

STL

St. Louis

BOI

Boise

$522 Roundtrip, found 1 day ago

$522

Roundtrip

found 1 day ago

Select United flight, departing Fri, Aug 29 from St. Louis to Boise, returning Sat, Sep 6, priced at $522 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$611 Roundtrip, found 1 day ago

$611

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $611 found 1 day ago

Thu, Aug 28 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$632 Roundtrip, found 1 day ago

$632

Roundtrip

found 1 day ago

Select United flight, departing Thu, Aug 28 from St. Louis to Boise, returning Tue, Sep 9, priced at $632 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$651 Roundtrip, found 1 day ago

$651

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $651 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$663 Roundtrip, found 1 day ago

$663

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $663 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$666 Roundtrip, found 1 day ago

$666

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $666 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$671 Roundtrip, found 1 day ago

$671

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $671 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$676 Roundtrip, found 1 day ago

$676

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $676 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$681 Roundtrip, found 1 day ago

$681

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $681 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$683 Roundtrip, found 1 day ago

$683

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $683 found 1 day ago

Tue, Aug 26 - Tue, Sep 9

STL

St. Louis

BOI

Boise

$702 Roundtrip, found 1 day ago

$702

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 26 from St. Louis to Boise, returning Tue, Sep 9, priced at $702 found 1 day ago