Vuelos de United de Filadelfia (PHL) a Denver (DEN) desde $124

It’s wise to know about any quarantine requirements and travel advice reports in effect in your destination city. Ensure you check out our Covid-19 Travel Advisor for up-to-date info on booking a flight to DIA airport.

At Philadelphia Airport, United Airlines flights to Denver Airport typically board from terminal D. Wondering which terminal you’ll be hopping off the plane at? It’ll most likely be the main terminal.

Direct flights can be booked with United Airlines, which means you can fly from Philadelphia Intl. Airport (PHL) to Denver Intl. Airport (DEN) in the shortest possible time. Those thrilling travel experiences you’re chasing are a single flight away.

As it will take approximately 4 hours and 47 minutes for your United Airlines flight to head from PHL to DEN, consider sticking some entertaining travel games in your cabin bag. You never know — the passenger next to you might appreciate the chance to play to break up the journey.

Buckle up and get comfortable on the Boeing 737 MAX 9. This airplane is typically used on the PHL to DEN route by United Airlines.

If you’re planning a journey from PHL to DEN, you can choose from at least 3 United Airlines flights each day.

For more info about changing your flight to Denver Intl. Airport (DEN), please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.