Skip to content

United flights from Saint Louis to Boise starting at

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Saint Louis (STL) to Boise (BOI)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
1
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
2
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
3
from
$222 Price subject to changes
Viewed:6 hours ago
Economy
Return:
4
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
5
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
6
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
7
from
$206 Price subject to changes
Viewed:6 hours ago
Economy
Return:
8
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
9
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
10
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
11
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
12
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
13
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
14
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
15
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
16
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
17
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
18
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
19
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
20
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
21
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
22
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
23
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
24
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
25
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
26
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
27
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
28
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
29
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
30
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
from
$158 Price subject to changes
Viewed:6 hours ago
Economy
Return:
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
from
$198 Price subject to changes
Viewed:6 hours ago
Economy
Return:
Lowest PriceToday
*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.

More United deals on Saint Louis (STL) to Boise (BOI) flights

FromToDatesFare TypePrice

Saint Louis (STL)

Boise (BOI)

Depart: 10/15/20

Return: 10/22/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/21/20

Return: 10/28/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/22/20

Return: 10/29/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/28/20

Return: 11/04/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/14/20

Return: 10/28/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/28/20

Return: 11/11/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/13/20

Return: 10/27/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/13/20

Return: 10/20/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/14/20

Return: 10/21/20

Roundtrip
from
$158*
Viewed:16hoursago

Saint Louis (STL)

Boise (BOI)

Depart: 10/29/20

Return: 11/05/20

Roundtrip
from
$158*
Viewed:16hoursago

*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

Friday sky is clear
69°F 08/14/20
Saturday sky is clear
88°F 08/15/20
Sunday overcast clouds
95°F 08/16/20
Monday light rain
96°F 08/17/20
Tuesday light rain
92°F 08/18/20
Wednesday overcast clouds
88°F 08/19/20
Thursday sky is clear
85°F 08/20/20
Powered by: OpenWeatherMap.org