CA $985 Cheap Flights from Athens (ATH) to Denver (DEN)

View CA $985 flight on Wed, Jul 15, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Denver International Airport (DEN)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Athens (ATH) to Denver (DEN)

Prices were available within the past 7 days and start at CA $985 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How do I find cheap flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.), 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.
What is the best time to fly from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
There are approximately 52 connecting flights per day from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.). Some common connection points include Heathrow (LHR), Adolfo Suarez Madrid-Barajas (MAD), and Unknown (DUB).
What is the earliest flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) typically departs around 12:50 AM local time. This seasonal service, active in June, is operated by Aegean Airlines and Turkish Airlines. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) on a Saturday, with around 66 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Lufthansa, American Airlines, and Delta Air Lines. Saturday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) are in the early morning, between 6am and 9am. This accounts for around 50% of total traffic. Many major carriers, including Lufthansa, British Airways and United Airlines, offer flights during this window. Many travelers prefer these times because they allow for an early start to your journey, getting you to your destination with plenty of time left in the day.
How long does it take to fly from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
Flights from ATH to DEN with one stop typically take around 18 hours, covering approximately 6,155 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
Select the "Business class" and "First class" filters when looking for ATH to DEN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) 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.
What airports do you fly into for Denver from Eleftherios Venizelos (ATH)?
From Eleftherios Venizelos (ATH), you can fly directly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Heathrow (LHR), Franz Josef Strauss Intl. (MUC), ZRH (ZRH) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) 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.
Is it cheaper to book a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight and hotel package 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.
Can I cancel or change the date of my flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)?
If you booked your Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) 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.

Travel information

Origin airport
Eleftherios Venizelos
Destination airport
Denver Intl.
Distance
9847 km

Book with confidence

Athens to Denver Flights

The easy way to book your flights from Athens to Denver 

With Expedia, it’s simple to find and book flights to Denver from Athens whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 16 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Athens to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from Eleftherios Venizelos, ATH to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Athens to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Athens currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Athens 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Athens to Denver Flights

Explore a world of travel with Expedia

*Available to Expedia members.