$333 Cheap Flights from Denver (DEN) to Athens (ATH)

You can find cheap one-way flights from $333 and cheap return flights $736 Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) with Expedia. One-way flights generally range between $517 and $4807, and roundtrip flights usually range from $834 to $6221. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

January is the cheapest month to fly from Denver (DEN) to Athens (ATH), with average return fares around $664. This price is about 36% lower than the average throughout the year, as January typically has lower travel demand after the holiday season. Other budget-friendly months include February and November.

*Averages based on flights available on Expedia in the last year.

Enter DEN to ATH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Southwest Airlines is one of the cheapest airlines offering connecting flights from Denver Intl. (DEN) to Eleftherios Venizelos (ATH), with round-trip tickets starting from around $1,254. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

For flights from Denver, CO (DEN) to Athens (ATH), the best times to travel are January and November. January features the lowest average price at about $664 for a return flight, while November is popular for its mild weather and vibrant local culture. Both months provide a great balance of affordability and enjoyable travel experiences.

*Prices based on flights available on Expedia in the last year.

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from DEN to ATH. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

The most popular departure times for flights from Denver International Airport (DEN) to Eleftherios Venizelos (ATH) are in the late morning, from 9am to 12pm. About 28% of passengers prefer this time window. Many major carriers, including Air Canada, United Airlines, and Delta Air Lines, offer flights during this window. This timing works well for travelers looking to maximize their time in Denver before heading to Athens.

Flights from DEN to ATH with one stop typically take around 15 hours 30 minutes, covering approximately 6,155 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Business class seats are offered on the DEN to ATH route. Airlines that offer business class service on this route include:

• United Airlines
• Lufthansa
• British Airways
• Delta Air Lines
• Air Canada
• Turkish Airlines
• American Airlines
• Edelweiss Air
• Icelandair
• Air France

First class is available with Lufthansa and United Airlines.

It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

From Denver Intl. (DEN), you can fly into Eleftherios Venizelos (ATH) to reach Athens. Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Pearson Intl. (YYZ) before reaching Athens. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) Athens Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.