The Parthenon on the Acropolis of Athens, surrounded by dense olive trees and rocky terrain.

£252 Cheap Flights from Denver (DEN) to Athens (ATH)

View £252 flight on Mon, 31 Aug 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £252 for one-way flights and £617 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri, 13 Nov - Fri, 20 Nov
DEN
Denver
ATH
Athens
£617 Return, found 10 hours ago
£617
Return
found 10 hours ago
Select Turkish Airlines flight, departing Fri, 13 Nov from Denver to Athens, returning Fri, 20 Nov, priced at £617 found 10 hours ago
Virgin Atlantic
Wed, 10 Mar - Wed, 17 Mar
DEN
Denver
ATH
Athens
£618 Return, found 2 days ago
£618
Return
found 2 days ago
Select Virgin Atlantic flight, departing Wed, 10 Mar from Denver to Athens, returning Wed, 17 Mar, priced at £618 found 2 days ago
KLM
Wed, 10 Mar - Wed, 17 Mar
DEN
Denver
ATH
Athens
£618 Return, found 2 days ago
£618
Return
found 2 days ago
Select KLM flight, departing Wed, 10 Mar from Denver to Athens, returning Wed, 17 Mar, priced at £618 found 2 days ago
Air France
Wed, 10 Mar - Wed, 17 Mar
DEN
Denver
ATH
Athens
£618 Return, found 2 days ago
£618
Return
found 2 days ago
Select Air France flight, departing Wed, 10 Mar from Denver to Athens, returning Wed, 17 Mar, priced at £618 found 2 days ago
KLM
Mon, 30 Nov - Mon, 7 Dec
DEN
Denver
ATH
Athens
£618 Return, found 2 hours ago
£618
Return
found 2 hours ago
Select KLM flight, departing Mon, 30 Nov from Denver to Athens, returning Mon, 7 Dec, priced at £618 found 2 hours ago
Air Canada
Wed, 18 Nov - Wed, 25 Nov
DEN
Denver
ATH
Athens
£618 Return, found 2 days ago
£618
Return
found 2 days ago
Select Air Canada flight, departing Wed, 18 Nov from Denver to Athens, returning Wed, 25 Nov, priced at £618 found 2 days ago
Air France
Wed, 18 Nov - Thu, 26 Nov
DEN
Denver
ATH
Athens
£620 Return, found 6 days ago
£620
Return
found 6 days ago
Select Air France flight, departing Wed, 18 Nov from Denver to Athens, returning Thu, 26 Nov, priced at £620 found 6 days ago
Lufthansa
Wed, 4 Nov - Wed, 11 Nov
DEN
Denver
ATH
Athens
£621 Return, found 2 days ago
£621
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 4 Nov from Denver to Athens, returning Wed, 11 Nov, priced at £621 found 2 days ago
KLM
Mon, 8 Mar - Mon, 15 Mar
DEN
Denver
ATH
Athens
£621 Return, found 2 days ago
£621
Return
found 2 days ago
Select KLM flight, departing Mon, 8 Mar from Denver to Athens, returning Mon, 15 Mar, priced at £621 found 2 days ago
Air Canada
Tue, 5 Jan - Wed, 13 Jan
DEN
Denver
ATH
Athens
£622 Return, found 19 hours ago
£622
Return
found 19 hours ago
Select Air Canada flight, departing Tue, 5 Jan from Denver to Athens, returning Wed, 13 Jan, priced at £622 found 19 hours ago

Find the cheapest month to fly from Denver (DEN) to Athens (ATH)

October is typically the cheapest month to fly

From £552 - £833 per traveller.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) cost?
You can find one-way and return flights from DEN to ATH with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when DEN to ATH ticket fares go up or down.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
January is typically the cheapest month to fly from Denver International Airport (DEN) to Eleftherios Venizelos (ATH), with average return fares around £496. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. February and November are also good months to find deals on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
Enter DEN to ATH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
Skywest Air is one of the cheapest airlines offering connecting return flights from Denver Intl. (DEN) to Eleftherios Venizelos (ATH), with a layover in Los Angeles Intl. (LAX), starting from around £1060 for flights that can be booked for departure within the next year. 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.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
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.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
The best time to fly from Denver International Airport (DEN) to Athens (ATH) for a good balance of price and availability is typically January or November. You can expect return flights during these months to be around £496. These months often offer more affordable fares as they fall outside the peak summer travel season, giving you a chance to experience Athens with fewer crowds while still having plenty of flight options to choose from.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
There are approximately 91 connecting flights per day from Denver Intl. (DEN) to Eleftherios Venizelos (ATH). Some common connection points include O'Hare Intl. (ORD), John F. Kennedy Intl. (JFK), and Pearson Intl. (YYZ).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
The earliest flight from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) typically departs around 12:35 AM local time. This service is operated by Delta and is seasonal, active in April and May. An early departure like this can help you maximise 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 Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
You'll typically find the most flights from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) on a Tuesday, with around 88 flights available. This gives you a good selection of options for your journey. Major airlines on this route include United, American Airlines, and Delta. Flight schedules are quite consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
The most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) are in the afternoon, from 3pm to 6pm. Many major carriers, including Lufthansa, United and Delta, offer flights during this window. Many travellers prefer this time as it allows for a full day of activities before heading to the airport, and you'll arrive in Athens ready to start your adventure.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
There are no nonstop flights from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos). The journey covers a distance of approximately 9,905 kilometers (6,155 miles). If you're looking for the quickest way to get there, one-stop flights typically take around 16 hours 18 minutes. Flights with two or more stops will naturally take longer, usually around 18 hours 18 minutes. Keep in mind that these are average travel times, and your actual flight duration can vary depending on the specific route, layover times, and even factors like wind patterns.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
Yes, you can fly business class or first class between DEN and ATH.Airlines that offer business class service on this route include:
  • Lufthansa
  • Air France
  • Turkish Airlines
  • Edelweiss Air
  • Icelandair
  • Alaska Airlines
  • British Airways
  • Swiss International Air Lines
  • Air Canada
  • Delta
  • United
  • American Airlines
First class cabins are available on Lufthansa, United, and American Airlines.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) flight with Expedia?
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.
What airports do you fly into for Athens (ATH) from Denver, CO (DEN)?
If you're planning to travel to Athens from Denver Intl. (DEN), you can fly directly into Eleftherios Venizelos (ATH). Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), or Pearson Intl. (YYZ) before reaching Athens. 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 Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) at the last minute?
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.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos) 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 Denver, CO (DEN-Denver Intl.) to Athens (ATH-Eleftherios Venizelos)?
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.

Travel information

Origin airport
Denver Intl.
Destination airport
Eleftherios Venizelos
Airlines serving
Aer Lingus, Air Canada, Air France, Austrian Airlines, British Airways, Brussels Airlines, Finnair, ITA Airways, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, Virgin Atlantic
Return price
£616
Distance
9847 km

Book with confidence

Compare flights from Denver to Athens easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Athens. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Eleftherios Venizelos in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Eleftherios Venizelos.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to Eleftherios Venizelos (ATH)

The easiest way to view the best deals on flights from Denver to Athens today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Eleftherios Venizelos start at just £617 and range up to £622.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Athens
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Athens flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Eleftherios Venizelos for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Denver to Athens easily and book with confidence

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