The cheapest times to fly from DEN to HER are

  • April 2nd to July 22nd
  • August 13th to October 21st

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DEN to HER is mid May. Prices can be as high as $6409 for Monday flights during mid December, or as low as $1157 for Wednesday flights around mid May.


When to Fly to Heraklion

Flying from Denver, CO (DEN) to Heraklion (HER) will usually cost between $1514 to $6238 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid May with an average ticket price of $1541. Due to high demand the most expensive time to fly is mid December, with an average price of $6256. Planning your trip to low-cost times can easily save you $4715 on economy flights and even more on first-class flights. Generally, any price below $2417 can be considered a good price for a round-trip DEN to HER flight.

See below for a graph of average weekly prices for the DEN to HER route. All prices are for round-trip tickets in USD.

DEN to HER Flight Prices

Compared to other flights, the DEN to HER flight is more expensive than the average and costs more than the average flight leaving from Denver. The average price per mile (for a direct flight) is $0.24, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to HER, and Sunday the cheapest day to fly back into DEN. Mondays are the most expensive days to fly to Heraklion, and Fridays are the most expensive days to return to Denver. Selecting flights on the least expensive days could save you up to $230 (6%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $3395. Return trip prices are from the HER to DEN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DEN to HER can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 23 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DEN to HER while comparing.

Destination alternative #1: Santorini Airport (JTR) in Santorini

  • 75 miles (121 km) away from HER
  • Usually 9.23% less expensive than HER
  • 1-layover flights available

See DEN to JTR flights


Flight Hacking DEN to HER

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DEN to HER — but Champion Traveler does!

Hack #1: London (DEN > LGW > HER)

  • Price for both tickets: $885
  • Average savings: $1532 (63.38%)

See DEN to LGW flights

Hack #2: Brussels (DEN > BRU > HER)

  • Price for both tickets: $950
  • Average savings: $1468 (60.72%)

See DEN to BRU flights

Hack #3: Paris (DEN > CDG > HER)

  • Price for both tickets: $956
  • Average savings: $1462 (60.47%)

See DEN to CDG flights


Flight Questions Answered

Still have questions about flying from DEN to HER? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Aegean, Air France, American, Austrian, British Airways, Brussels Airlines, Condor, Corendon Airlines Europe, Delta, Eurowings, Finnair, Flybe, Frontier, Iberia, Jet2, KLM, Lufthansa, Norwegian, Norwegian Air UK, Olympic, SAS, Singapore Airlines, SunExpress, SWISS, Thomas Cook Airlines, TUI fly, United, and potentially more during busy seasons.

How far away is it from Nikos Kazantzakis Airport to Denver International Airport?

The distance between the two airports is roughly 6338 miles or 10200 kilometers.

How long does it take to fly from DEN to HER?

The real-world flight time for a nonstop DEN to HER flight is about 12 hour 23 minutes.

How many flights go between Denver, CO and Heraklion?

It depends on the day of the week and the date, but a typical day might have around 22 available flights from DEN to HER.


Airport Location Info


Departing Airport

Origination code DEN
Origination airport name Denver International Airport
City Denver, CO
Country the United States
Latitude 39.9
Longitude -104.7

Return Airport

Destination code HER
Destination airport name Nikos Kazantzakis Airport
City Heraklion
Country Greece
Latitude 35.3
Longitude 25.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.