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$381+ Cheap flights from Hayden, CO to Philadelphia (HDN - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
HDN — PHL
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Hayden to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Hayden (HDN) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$637
(United Airlines)

One-way from

$381
(United Airlines)

Popular in

April

Cheapest in

January

Average price

$566
From Hayden Yampa Valley to Philadelphia
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One-way flight from Hayden Yampa Valley to Philadelphia
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Highest demand for flights based on searches. 9% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Hayden to Philadelphia

Cheapest flights from Hayden to Philadelphia
Explore the most affordable flight options available from Hayden to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:40 amHDN - PHL
2 stops9h 50mUnited Airlines
Sat 12/276:38 pmPHL - HDN
2 stops22h 00mUnited Airlines
Deal found 7/27$637
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:28 pmHDN - PHL
1 stop6h 27mAmerican Airlines
Sat 12/275:00 amPHL - HDN
1 stop8h 50mAmerican Airlines
Deal found 7/27$645

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hayden to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Hayden to Philadelphia that are best for you.

Fly from

Hayden

Fly to

Philadelphia

Route

Depart

Return

Price

HaydenPhiladelphia

HDN - PHL

HDNPHL

Hayden Yampa Valley

Tue 12/23

11:40 am-11:30 pm

2 stops9h 50m

Philadelphia

Sat 12/27

6:38 pm-2:38 pm

2 stops22h 00m

$637

HaydenPhiladelphia

HDN - PHL

HDNPHL

Hayden Yampa Valley

Tue 12/23

2:28 pm-12:55 am

1 stop8h 27m

Philadelphia

Sat 12/27

6:21 am-11:50 am

1 stop7h 29m

$645

HaydenPhiladelphia

HDN - PHL

HDNPHL

Hayden Yampa Valley

Tue 9/2

1:25 pm-11:29 pm

1 stop8h 04m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Hayden to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Hayden with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hayden to Philadelphia

What is the cheapest month to book a flight from Hayden, Colorado to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Hayden, Colorado to Philadelphia (average of $236). Flying from Hayden, Colorado to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Hayden to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Hayden to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Hayden, Colorado to Philadelphia round-trip?

    Currently priced at $637, United Airlines will fly you from Hayden, Colorado to Philadelphia and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $645.

  • Can I find deals for flights from Hayden to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Hayden to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hayden to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hayden to Philadelphia.

  • Can I find deals for business class flights from Hayden to Philadelphia?

    Yes. Cheapflights offers flight deals from Hayden to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hayden, Colorado to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Hayden, Colorado to Philadelphia (average of $236). Flying from Hayden, Colorado to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Pottstown
Cherry Hill
Ocean City
Chester
Millville
Reading
Ephrata
Camden
Dewey Beach
Dover
Elkton
Essington
Willow Grove
Newark
Exton
Glen Mills
Springfield

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Top airline flying from Hayden to Philadelphia

Discover the top airline that operate flights from Hayden to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$366Average$468FlexibilityNo cancel feeOn-time69%

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