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

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Low fare calendar for flights from Chicago (ORD) to Saint Louis (STL)

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from
$428*
Viewed:a day ago
day-card-journey-type-option-rt
Return:03/01/20
29
from
$411*
Viewed:2 hours ago
day-card-journey-type-option-rt
Return:03/14/20
*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 Chicago to Saint Louis?

FromToDatesFare TypePrice

Chicago (ORD)

Saint Louis (STL)

Depart: 05/28/20

Return: 06/11/20

Roundtrip
from
$205*
Viewed:14hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/28/20

Return: 06/04/20

Roundtrip
from
$213*
Viewed:14hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 03/03/20

Return: 03/17/20

Roundtrip
from
$203*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/07/20

Return: 05/21/20

Roundtrip
from
$205*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/14/20

Return: 05/21/20

Roundtrip
from
$205*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/14/20

Return: 05/28/20

Roundtrip
from
$205*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/07/20

Return: 05/14/20

Roundtrip
from
$213*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 05/21/20

Return: 05/28/20

Roundtrip
from
$213*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 04/02/20

Return: 04/09/20

Roundtrip
from
$213*
Viewed:2hoursago

Chicago (ORD)

Saint Louis (STL)

Depart: 04/30/20

Return: 05/07/20

Roundtrip
from
$213*
Viewed:2hoursago

*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

Friday scattered clouds
45°F 02/28/20
Saturday sky is clear
43°F 02/29/20
Sunday light rain
58°F 03/01/20
Monday moderate rain
47°F 03/02/20
Tuesday heavy intensity rain
47°F 03/03/20
Wednesday light snow
42°F 03/04/20
Thursday sky is clear
64°F 03/05/20
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