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United flights from Saint Louis to Philadelphia starting at

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Low fare calendar for flights from Saint Louis (STL) to Philadelphia (PHL)

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$304 Price subject to changes
Viewed:14 hours ago
Economy
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$304 Price subject to changes
Viewed:5 hours ago
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$284 Price subject to changes
Viewed:14 hours ago
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$304 Price subject to changes
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$284 Price subject to changes
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$304 Price subject to changes
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$284 Price subject to changes
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$304 Price subject to changes
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$284 Price subject to changes
Viewed:5 hours ago
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$182 Price subject to changes
Viewed:14 hours ago
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$182 Price subject to changes
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$182 Price subject to changes
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$202 Price subject to changes
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$182 Price subject to changes
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$202 Price subject to changes
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$182 Price subject to changes
Viewed:5 hours ago
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$162 Price subject to changes
Viewed:14 hours ago
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$162 Price subject to changes
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$162 Price subject to changes
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$202 Price subject to changes
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$162 Price subject to changes
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$202 Price subject to changes
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$162 Price subject to changes
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$162 Price subject to changes
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$162 Price subject to changes
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$162 Price subject to changes
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$202 Price subject to changes
Viewed:14 hours ago
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$162 Price subject to changes
Viewed:14 hours ago
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$202 Price subject to changes
Viewed:14 hours ago
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$162 Price subject to changes
Viewed:14 hours ago
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$162 Price subject to changes
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$162 Price subject to changes
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29
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$162 Price subject to changes
Viewed:14 hours ago
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30
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$202 Price subject to changes
Viewed:14 hours ago
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31
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$162 Price subject to changes
Viewed:14 hours ago
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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 Philadelphia (PHL) flights

FromToDatesFare TypePrice

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/24/20

Return: 10/31/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/26/20

Return: 11/02/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/27/20

Return: 11/03/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/28/20

Return: 11/04/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/29/20

Return: 11/05/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 10/31/20

Return: 11/07/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 11/03/20

Return: 11/10/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 11/05/20

Return: 11/12/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 11/09/20

Return: 11/16/20

Roundtrip
from
$162*
Viewed:14hoursago

Saint Louis (STL)

Philadelphia (PHL)

Depart: 11/11/20

Return: 11/18/20

Roundtrip
from
$162*
Viewed:14hoursago

*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 Philadelphia

Tuesday few clouds
71°F 09/22/20
Wednesday sky is clear
70°F 09/23/20
Thursday overcast clouds
73°F 09/24/20
Friday sky is clear
73°F 09/25/20
Saturday light rain
75°F 09/26/20
Sunday light rain
74°F 09/27/20
Monday light rain
76°F 09/28/20
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