PHL to COS from $333 in economy

UAUnited Airlines

Round Trip•Economy

PHL

Philadelphia International Airport

Philadelphia, United States

COS

Colorado Springs Airport

Colorado Springs, United States

$475 USD

-30%$333 USD

Verified 14 days ago

July 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5 6$508 7$459 8$459 9$508 10$508 11$459 12$508 13$508 14$459 15$459 16$508 17$508 18$508 19$524 20$508 21$396 22$396 23$445 24$445 25$426 26$440 27$440 28$396 29$396 30$440 31$440 1$396 2$440

Limited Availability

12% of dates checked are available within 10% of the lowest price

Friday, July 31st, 2026

8 round-trip options

Returning

Wed, Aug 5, 2026•5 Day Trip

$440 USD

Google Flights

Returning

Thu, Aug 6, 2026•6 Day Trip

$484 USD

Google Flights

Returning

Fri, Aug 7, 2026•7 Day Trip

$484 USD

Google Flights

Returning

Sat, Aug 8, 2026•8 Day Trip

$440 USD

Google Flights

Returning

Mon, Aug 10, 2026•10 Day Trip

$484 USD

Google Flights

Returning

Tue, Aug 11, 2026•11 Day Trip

$457 USD

Google Flights

Returning

Thu, Aug 13, 2026•13 Day Trip

$484 USD

Google Flights

Returning

Fri, Aug 14, 2026•14 Day Trip

$484 USD

Google Flights

Philadelphia (PHL) to Colorado Springs (COS) flight deal in economy from $333

Philadelphia International Airport

Colorado Springs Airport

July 2026

Friday, July 31st, 2026