$129 Cheap Flights from Colorado Springs (COS) to Philadelphia (PHL)

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Cheap Flights from Colorado Springs to Philadelphia (COS-PHL)

Prices were available within the past 7 days and start at $129 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
Delta
United
United
United
United
United
Southwest Airlines
United

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL) cost?
Discover the latest flight deals from COS to PHL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from COS to PHL?
The cheapest flights from COS to PHL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from COS to PHL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from COS to PHL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL)?
Nonstop flights from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from COS to PHL?
You’ll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL)?
To reach Philadelphia Intl. Airport (PHL) without delays, opt for a flight that leaves from Colorado Springs Airport (COS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL) last-minute?
Holding off until right before your break to book a ticket from COS to PHL generally means paying more. While you might find some last-minute offers, there’s no guarantee. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book a COS to PHL flight and hotel package?
You’ll generally save money by booking a COS to PHL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. Once you’ve selected your preferred accommodations and flights, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to Philadelphia Intl. Airport (PHL)?
It’s usually possible to cancel or reschedule your COS to PHL flight. However, if it’s been more than 24 hours since booking, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more details on our Customer Service portal.
*Available to One Key members.