The cheapest times to fly from DEN to ATH are
- January 1st to April 1st
- September 24th to December 16th
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 ATH is mid November. Prices can be as high as $1722 for Sunday flights during mid December, or as low as $860 for Monday flights around mid November.
When to Fly to Athens
Flying from Denver, CO (DEN) to Athens (ATH) will usually cost between $978 to $1548 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $995. Due to high demand the most expensive time to fly is mid December, with an average price of $1505. Planning your trip to low-cost times can easily save you $510 on economy flights and even more on first-class flights. Generally, any price below $1228 can be considered a good price for a round-trip DEN to ATH flight.
See below for a graph of average weekly prices for the DEN to ATH route. All prices are for round-trip tickets in USD.
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Compared to other flights, the DEN to ATH flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Denver. The average price per mile (for a direct flight) is $0.12, which is far below average.
Flight Prices by Day of the Week
Monday is usually the cheapest day to fly to ATH, and Tuesday the cheapest day to fly back into DEN. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $124 (9%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1168. Return trip prices are from the ATH to DEN flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from DEN to ATH 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 3 minutes may not be realistic.
Flight Hacking DEN to ATH
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 ATH — but Champion Traveler does!
- Price for both tickets: $725
- Average savings: $504 (41%)
- Price for both tickets: $771
- Average savings: $457 (37.21%)
- Price for both tickets: $810
- Average savings: $418 (34.04%)
Flight Questions Answered
Still have questions about flying from DEN to ATH? We’ve got answers.
Which airlines fly this route?
You can find 38 major airlines flying this route most often: Aegean, Aer Lingus, Air Canada, Air France, Air Serbia, Air Transat, Alaska, Alitalia, American, Austrian, British Airways, Brussels Airlines, Condor, Delta, Emirates, Eurowings, Finnair, Frontier, Iberia, Icelandair, JetBlue, Kenya Airways, KLM, LOT, Lufthansa, Norwegian, Norwegian Air International, Qatar Airways, Royal Jordanian, SAS, Singapore Airlines, SWISS, Tap Air Portugal, TUI fly, Turkish Airlines, United, WestJet, Wizz Air, and potentially more during busy seasons.
How far away is it from Eleftherios Venizelos International Airport to Denver International Airport?
The distance between the two airports is roughly 6153 miles or 9902 kilometers.
How long does it take to fly from DEN to ATH?
The real-world flight time for a nonstop DEN to ATH flight is about 12 hour 3 minutes.
How many flights go between Denver, CO and Athens?
It depends on the day of the week and the date, but a typical day might have around 78 available flights from DEN to ATH.
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 | ATH |
Destination airport name | Eleftherios Venizelos International Airport |
City | Athens |
Country | Greece |
Latitude | 37.9 |
Longitude | 23.9 |
Other Resources
Flights to ATH
Flights from ATH
Popular Flights
Flights to DEN
Flights from DEN
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.