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UA
United Airlines
One Way
•
Economy
PHL
Philadelphia International Airport
Philadelphia, United States
COS
Colorado Springs Airport
Colorado Springs, United States
$277 USD
-56%
$121
USD
Verified Mar 28, 2026 at 5:39 PM
March 2026
Today
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$524
29
$524
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$524
31
$524
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$524
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$524
3
$524
4
$459
5
$459
Rare Availability
6% of dates checked are available within 10% of the lowest price
Tuesday, March 17th, 2026
No flight details available for this date.
PHLCOSPHLCOS