Book United St. Louis to Boise flight deals from $310

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Search flights from St. Louis to Boise (STL - BOI)

August

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Tuesday 14th

Return Wednesday 29th
from$ 310*Viewed: 2 hours ago

Tuesday 21st

Return Wednesday 5th
from$ 310*Viewed: 2 hours ago

Tuesday 28th

Return Wednesday 12th
from$ 310*Viewed: 2 hours ago

September

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Tuesday 11th

Return Wednesday 26th
from$ 310*Viewed: 2 hours ago

Monday 17th

Return Tuesday 2nd
from$ 324*Viewed: 2 hours ago

Wednesday 26th

Return Thursday 11th
from$ 324*Viewed: 2 hours ago

October

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Tuesday 2nd

Return Wednesday 17th
from$ 324*Viewed: 2 hours ago

Tuesday 9th

Return Wednesday 24th
from$ 324*Viewed: 2 hours ago

Tuesday 16th

Return Wednesday 31st
from$ 310*Viewed: 2 hours ago
**Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply..
Tree-lined streets leading in and out of downtown Boise

Plan ahead for flights from St. Louis to Boise

from
to
Type
Dates
Price*
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 14 Aug 2018
Return Wed 29 Aug 2018
from$ 310*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 21 Aug 2018
Return Wed 5 Sep 2018
from$ 310*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 28 Aug 2018
Return Wed 12 Sep 2018
from$ 310*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 11 Sep 2018
Return Wed 26 Sep 2018
from$ 310*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 16 Oct 2018
Return Wed 31 Oct 2018
from$ 310*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Sat 18 Aug 2018
Return Sun 2 Sep 2018
from$ 324*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Wed 22 Aug 2018
Return Thu 6 Sep 2018
from$ 324*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Mon 27 Aug 2018
Return Tue 11 Sep 2018
from$ 324*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Wed 29 Aug 2018
Return Thu 13 Sep 2018
from$ 324*Viewed: 2 hours ago
St. Louis (STL)
to Boise (BOI)
Roundtrip
Depart Tue 4 Sep 2018
Return Wed 19 Sep 2018
from$ 324*Viewed: 2 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Boise

94 °FThursday07/19/2018
85 °FFriday07/20/2018
83 °FSaturday07/21/2018
83 °FSunday07/22/2018
81 °FMonday07/23/2018
87 °FTuesday07/24/2018
88 °FWednesday07/25/2018
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