Are there direct flights from Philadelphia to Denver?

Yes, direct flights from Philadelphia to Denver are available. Historically, approximately 36.7% of all flights on this route have been direct. For journeys involving connections, the median number of stopovers is typically two. Travelers preferring a non-stop journey have a good chance of finding one, though connecting flights are also a common option.

What's the flight time from Philadelphia to Denver?

The typical direct flight time from Philadelphia to Denver is 4 hours and 14 minutes, covering a distance of 2500 kilometers. For flights with one stop, the median duration is considerably longer, averaging 8 hours and 53 minutes. Travelers should account for these differences when planning their journey, as connecting flights can more than double the travel time.

How often do cheap flights from Philadelphia to Denver come up?

Historically, cheap flights from Philadelphia to Denver are considered to be frequent. This indicates that travelers have regular opportunities to find economical fares for this route. The consistent availability of deals suggests that with some flexibility, finding a well-priced flight is a common occurrence.

Flights From Philadelphia

To Denver

Cheap Flights from Philadelphia to Denver

Browse current best options from Philadelphia. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Philadelphia

RatePunk searches hundreds of travel sites at once for deals on flights to Denver

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Philadelphia to Denver

Explore current cheapest deals departing from Philadelphia to Denver

2026-08-20 – 2026-08-27
PHL - Denver
82% AI deal score
$244
$113
Round trip
2026-08-25 – 2026-08-29
PHL - Denver
82% AI deal score
$258
$113
Round trip
2026-08-18 – 2026-08-26
PHL - Denver
81% AI deal score
$235
$114
Round trip
2026-08-25 – 2026-08-28
PHL - Denver
82% AI deal score
$258
$114
Round trip
2026-08-24 – 2026-08-26
PHL - Denver
82% AI deal score
$260
$114
Round trip
2026-09-02 – 2026-09-22
PHL - Denver
83% AI deal score
$190
$114
Round trip
2026-09-09 – 2026-09-23
PHL - Denver
83% AI deal score
$198
$114
Round trip
2026-09-02 – 2026-09-17
PHL - Denver
83% AI deal score
$194
$114
Round trip
2026-08-21 – 2026-08-28
PHL - Denver
81% AI deal score
$242
$115
Round trip
2026-09-23 – 2026-09-29
PHL - Denver
80% AI deal score
$225
$116
Round trip

Philadelphia to Denver: Overview

Insights for flights from Philadelphia to Denver

Right now, the share of recent fares from Philadelphia to Denver classified as a good price stands at 12%. Fares for this route typically range from $209–$479, with a median of $326. Currently, fares are above the typical level, indicating a potentially higher cost for flights at this time. New deals appear almost daily for this route, suggesting frequent opportunities to find better prices.

If you are looking for cheap flights from Philadelphia to Denver, the data indicates that April is typically the most affordable month, with a median fare of $104. Following closely, May offers a median fare of $131, and June presents a median of $199. These months generally provide the best value for this route.

Most itineraries for flights from Philadelphia to Denver connect at least once, with only 36.7% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 2. This means that while direct flights are available, you are more likely to encounter a journey with at least one stop.

A typical journey from Philadelphia to Denver, including connections, takes approximately 4h 14m. This duration reflects the overall travel time, accounting for both direct and connecting flights on this route. The distance covered on this route is 2500 km, classifying it as a medium-haul flight.

How much is a round trip from Philadelphia to Denver

Regular price: $185 - $317

Prices for flights from Philadelphia to Denver are currently below the regular range.

The regular price range for flights from Philadelphia to Denver is typically between $185 and $317. The current lowest deal is $113 with Frontier Airlines, for travel from Aug 17-Aug 28.

now $113

Low $185

High $317

The cheapest time to fly from Philadelphia to Denver

The cheapest month to fly from Philadelphia to Denver is April, with a median price of $196. The most expensive month is November, with a median price of $770. Prices are generally lower from April to December.

April

Cheapest

Flights from $196

November

Most Expensive

Flights from $770

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Philadelphia to Denver

Frontier Airlines

Last-minute flights going from Philadelphia to Denver

Tue, Jul 28

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$565

$347

One-way

Tue, Jul 28

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$559

$351

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$515

$318

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$597

$345

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$600

$355

One-way

Sun, Aug 2

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$502

$319

One-way

Biggest price drops on these dates for flights from Philadelphia to Denver

4 nights

Aug 1 - Aug 5

$597 → $345

42%

3 nights

Aug 1 - Aug 4

$600 → $355

41%

2 nights

Jul 28 - Jul 30

$565 → $347

39%

3 nights

Aug 4 - Aug 7

$486 → $276

43%

Popular Airports to fly from Philadelphia to Denver

Philadelphia - Denver route insights

💸 Price insights

Recent fares are above the typical level

Recent fares are above the typical level, with 12% of recent fares considered good deals.

📅 Best time to fly

April is historically the cheapest month to fly

Historically, April is the cheapest month to fly, with a median price of $196.

⏱️ Flight duration

Direct flights average 4h 14m

Direct flights to Denver typically average 4h 14m, while connecting flights average 13h 54m.

✈️ Airlines & availability

Connecting flights are more common

Connecting flights are more common, making up 63.3% of flights over the last 90 days.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines is one of the airlines offering direct flights from Philadelphia to Denver.

🎯 Booking tip

Deals appear frequently

Deals on this route appear frequently, with new deals emerging within a 30-day window.

Philadelphia main airports to depart from

Philadelphia International (PHL)

Cheapest

Philadelphia International is a convenient option for flights from Philadelphia to Denver.

📍 ~11 km from city center (reachable by car or train)

💸 Flights from ~$96

Denver main airports to arrive at

Denver International (DEN)

Cheapest

Denver International Airport is the primary gateway to Denver, Colorado, offering direct access to the city.

📍 ~30 km from city center (reachable by car, bus, or rail).

💸 Flights from ~$96

Airports nearby Denver used as alternative

Colorado Springs (COS)

Cheapest

Colorado Springs (COS) is a reliable alternative due to its size and relatively short drive from Denver.

📍 ~110 km from Denver (reachable by car)

💸 Flights from ~$218

Business & First Class Flight Deals to Denver

75% AI deal score

$1,160

$941

Save $219

Frequently Asked Questions About Flights to Denver

Historically, the optimal booking window for flights from Philadelphia to Denver is typically 28-59 days prior to departure. During this period, the average price for a flight is around $151. Booking within 0-6 days of departure sees a significantly higher average price of $695. Even booking 60+ days out tends to be more expensive, with an average price of $380, indicating that last-minute deals are generally not the most economical option for this route.

Across the trailing quarter, a good price for a flight from Philadelphia to Denver is considered to be $209 or less. The median price for this route was $326. Prices can go up to $479 or more, which would be considered on the higher end of the spectrum for this route. Travelers aiming for a more economical trip should target prices at or below the $209 threshold.

Historically, the cheapest months to fly from Philadelphia to Denver are April and May, with median prices of $104 and $131, respectively. June also offers relatively lower prices, with a median of $199. The annual median price for this route is $326, making these months considerably more affordable. Travelers looking for the most budget-friendly options should consider flying during these spring months.

Related routes

More routes from Philadelphia

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Flights to Denver from other cities

Flights from Louisville to Denver Flights from Phoenix to Denver Flights from Pittsburgh to Denver Flights from Prague to Denver Flights from Raleigh to Denver Flights from Sacramento to Denver Flights from Salt Lake City to Denver Flights from San Antonio to Denver Flights from San Diego to Denver Flights from San Francisco to Denver Flights from San Jose to Denver Flights from Seattle to Denver

Philadelphia to Denver: Overview

Insights for flights from Philadelphia to Denver

How much is a round trip from Philadelphia to Denver

Regular price: $185 - $317

Prices for flights from Philadelphia to Denver are currently below the regular range.

The regular price range for flights from Philadelphia to Denver is typically between $185 and $317. The current lowest deal is $113 with Frontier Airlines, for travel from Aug 17-Aug 28.

now $113

Low $185

High $317

The cheapest time to fly from Philadelphia to Denver

April

Cheapest

Flights from $196

November

Most Expensive

Flights from $770

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Philadelphia to Denver

Frontier Airlines

Last-minute flights going from Philadelphia to Denver

Tue, Jul 28

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$565

$347

One-way

Tue, Jul 28

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$559

$351

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$515

$318

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$597

$345

One-way

Sat, Aug 1

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$600

$355

One-way

Sun, Aug 2

⌛ Last-Minute

TTN - Denver

Trenton (TTN) - Denver (DEN)

Frontier Airlines

$502

$319

One-way

Biggest price drops on these dates for flights from Philadelphia to Denver

4 nights

Aug 1 - Aug 5

$597 → $345

42%

3 nights

Aug 1 - Aug 4

$600 → $355

41%

2 nights

Jul 28 - Jul 30

$565 → $347

39%

3 nights

Aug 4 - Aug 7

$486 → $276

43%

Popular Airports to fly from Philadelphia to Denver