American Airlines flights from Philadelphia to Denver (PHL - DEN)

• Can I get a flight from Philadelphia to Denver on American Airlines for under $300?

  Cheapflights currently has 3 PHL-DEN flights for under $300. Flights to Denver will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

• How do most travelers feel about American Airlines?

  Cheapflights users who travel with American Airlines (a popular airline from Philadelphia to Denver) have rated them a 6.4/10. This rating comes from 8,664 reviews. If you are looking to travel PHL-DEN, search your dates above.

Currently, the most affordable month to book a American Airlines flight from Philadelphia to Denver in December, with an average price of $192. Conversely, traveling with American Airlines from Philadelphia to Denver in June will be the most expensive, with an average cost of $277. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).