Skip to content

Get United's best fares today on flights from Baltimore to Saint Louis from *

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Baltimore (BWI) to Saint Louis (STL)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
from
$796*
Viewed:a day ago
Economy
Return:06/15/20
2
from
$521*
Viewed:12 hours ago
Economy
Return:06/09/20
3
from
$548*
Viewed:12 hours ago
Economy
Return:06/17/20
4
from
$444*
Viewed:30 minutes ago
Economy
Return:06/18/20
5
from
$429*
Viewed:30 minutes ago
Economy
Return:06/12/20
6
from
$306*
Viewed:30 minutes ago
Economy
Return:06/13/20
7
from
$368*
Viewed:30 minutes ago
Economy
Return:06/21/20
8
from
$444*
Viewed:30 minutes ago
Economy
Return:06/15/20
9
from
$306*
Viewed:30 minutes ago
Economy
Return:06/16/20
10
from
$505*
Viewed:30 minutes ago
Economy
Return:06/24/20
11
from
$444*
Viewed:30 minutes ago
Economy
Return:06/18/20
12
from
$505*
Viewed:30 minutes ago
Economy
Return:06/26/20
13
from
$654*
Viewed:30 minutes ago
Economy
Return:06/27/20
14
from
$368*
Viewed:30 minutes ago
Economy
Return:06/21/20
15
from
$567*
Viewed:30 minutes ago
Economy
Return:06/22/20
16
from
$447*
Viewed:30 minutes ago
Economy
Return:06/30/20
17
from
$505*
Viewed:30 minutes ago
Economy
Return:06/24/20
18
from
$577*
Viewed:30 minutes ago
Economy
Return:07/02/20
19
from
$525*
Viewed:30 minutes ago
Economy
Return:06/26/20
20
from
$320*
Viewed:30 minutes ago
Economy
Return:07/04/20
21
from
$635*
Viewed:30 minutes ago
Economy
Return:06/28/20
22
from
$394*
Viewed:30 minutes ago
Economy
Return:07/06/20
23
from
$294*
Viewed:30 minutes ago
Economy
Return:07/07/20
24
from
$318*
Viewed:30 minutes ago
Economy
Return:07/08/20
25
from
$328*
Viewed:30 minutes ago
Economy
Return:07/09/20
26
from
$328*
Viewed:30 minutes ago
Economy
Return:07/10/20
27
from
$328*
Viewed:30 minutes ago
Economy
Return:07/11/20
28
from
$328*
Viewed:30 minutes ago
Economy
Return:07/12/20
29
from
$527*
Viewed:30 minutes ago
Economy
Return:07/06/20
30
from
$246*
Viewed:30 minutes ago
Economy
Return:07/07/20
from
$288*
Viewed:30 minutes ago
Economy
Return:07/08/20
from
$527*
Viewed:30 minutes ago
Economy
Return:07/09/20
from
$455*
Viewed:12 hours ago
Economy
Return:07/10/20
from
$270*
Viewed:12 hours ago
Economy
Return:07/18/20
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.

Looking for additional flights from Baltimore to Saint Louis?

FromToDatesFare TypePrice

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/14/20

Return: 07/21/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/07/20

Return: 07/21/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/15/20

Return: 07/29/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 08/05/20

Return: 08/19/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/07/20

Return: 07/14/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/08/20

Return: 07/15/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/15/20

Return: 07/22/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/08/20

Return: 07/22/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 07/14/20

Return: 07/28/20

Roundtrip
from
$186*
Viewed:12hoursago

Baltimore (BWI)

Saint Louis (STL)

Depart: 08/11/20

Return: 08/25/20

Roundtrip
from
$186*
Viewed:12hoursago

*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 Saint Louis

Monday scattered clouds
74°F 06/01/20
Tuesday few clouds
86°F 06/02/20
Wednesday light rain
88°F 06/03/20
Thursday light rain
89°F 06/04/20
Friday light rain
90°F 06/05/20
Saturday light rain
87°F 06/06/20
Sunday moderate rain
85°F 06/07/20
Powered by: OpenWeatherMap.org