$224 Cheap United flights Boise (BOI) to St. Louis (STL)

$224 Cheap United flights Boise (BOI) to St. Louis (STL)

Prices were available within the past 7 days and start at $224 for one-way flights and $363 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 2 - Mon, Oct 6

BOI

Boise

STL

St. Louis

$363 Roundtrip, found 1 day ago

$363

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 2 from Boise to St. Louis, returning Mon, Oct 6, priced at $363 found 1 day ago

Thu, Oct 2 - Mon, Oct 6

BOI

Boise

STL

St. Louis

$396 Roundtrip, found 1 day ago

$396

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 2 from Boise to St. Louis, returning Mon, Oct 6, priced at $396 found 1 day ago

Thu, Oct 2 - Mon, Oct 6

BOI

Boise

STL

St. Louis

$403 Roundtrip, found 1 day ago

$403

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 2 from Boise to St. Louis, returning Mon, Oct 6, priced at $403 found 1 day ago

Thu, Oct 2 - Mon, Oct 6

BOI

Boise

STL

St. Louis

$427 Roundtrip, found 1 day ago

$427

Roundtrip

found 1 day ago

Select United flight, departing Thu, Oct 2 from Boise to St. Louis, returning Mon, Oct 6, priced at $427 found 1 day ago