$454 Cheap Flights from Denver (DEN) to Athens (ATH)

View $454 flight on Sun, Mar 1, 2026Opens in a new window

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

Cheap Flights from Denver to Athens (DEN-ATH)

Prices were available within the past 7 days and start at $454 for one-way flights and $519 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Thu, Nov 27 - Sat, Dec 6
DEN
Denver
ATH
Athens
$519 Roundtrip, found 3 hours ago
$519
Roundtrip
found 3 hours ago
Select Scandinavian Airlines flight, departing Thu, Nov 27 from Denver to Athens, returning Sat, Dec 6, priced at $519 found 3 hours ago
Scandinavian Airlines
Wed, Nov 19 - Wed, Dec 3
DEN
Denver
ATH
Athens
$519 Roundtrip, found 2 days ago
$519
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 19 from Denver to Athens, returning Wed, Dec 3, priced at $519 found 2 days ago
United
Tue, Oct 21 - Tue, Nov 25
DEN
Denver
ATH
Athens
$576 Roundtrip, found 8 hours ago
$576
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Oct 21 from Denver to Athens, returning Tue, Nov 25, priced at $576 found 8 hours ago
Air Canada
Sun, Nov 9 - Tue, Dec 9
DEN
Denver
ATH
Athens
$576 Roundtrip, found 20 hours ago
$576
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sun, Nov 9 from Denver to Athens, returning Tue, Dec 9, priced at $576 found 20 hours ago
British Airways
Wed, Nov 12 - Wed, Nov 19
DEN
Denver
ATH
Athens
$581 Roundtrip, found 15 hours ago
$581
Roundtrip
found 15 hours ago
Select British Airways flight, departing Wed, Nov 12 from Denver to Athens, returning Wed, Nov 19, priced at $581 found 15 hours ago
Virgin Atlantic
Mon, Dec 1 - Tue, Dec 9
DEN
Denver
ATH
Athens
$588 Roundtrip, just found
$588
Roundtrip
just found
Select Virgin Atlantic flight, departing Mon, Dec 1 from Denver to Athens, returning Tue, Dec 9, priced at $588 just found
Delta
Mon, Oct 27 - Tue, Dec 2
DEN
Denver
ATH
Athens
$588 Roundtrip, just found
$588
Roundtrip
just found
Select Delta flight, departing Mon, Oct 27 from Denver to Athens, returning Tue, Dec 2, priced at $588 just found
American Airlines
Mon, Dec 8 - Fri, Jan 9
DEN
Denver
ATH
Athens
$589 Roundtrip, just found
$589
Roundtrip
just found
Select American Airlines flight, departing Mon, Dec 8 from Denver to Athens, returning Fri, Jan 9, priced at $589 just found
Lufthansa
Mon, Dec 1 - Tue, Dec 9
DEN
Denver
ATH
Athens
$596 Roundtrip, just found
$596
Roundtrip
just found
Select Lufthansa flight, departing Mon, Dec 1 from Denver to Athens, returning Tue, Dec 9, priced at $596 just found
Swiss International Air Lines
Wed, Mar 18 - Fri, Mar 27
DEN
Denver
ATH
Athens
$626 Roundtrip, found 4 days ago
$626
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Wed, Mar 18 from Denver to Athens, returning Fri, Mar 27, priced at $626 found 4 days ago

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

November is typically the cheapest month to fly

From $488 - $1,375 per traveler.

Alternative airports near Athens

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Eleftherios Venizelos ATH. Cheapest and Closest option available. Average driving time to city center is 28 minutes. Flights from $766
ATH
Eleftherios Venizelos
CheapestClosest
Average driving time to city center28 min
Flights from $766

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH) cost?
Get a cheap one-way flight from $454 or cheap return flight from $519 from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH)?
Flying in November may help you find better deals, as it's the cheapest month for flights between DEN and ATH. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from DEN to ATH. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH)?
Nonstop flights from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DEN to ATH?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH)?
To avoid possible delays on the Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH) last-minute?
Last-minute bookings from DEN to ATH are generally more expensive. To lock in the lowest prices, start searching for flights as soon as possible. That said, if you can play around with your travel dates, it's possible to find a cheap fare right before your journey.
Is it cheaper to book a DEN to ATH flight and hotel package?
Compared with arranging hotels and flights separately, booking a DEN to ATH flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Eleftherios Venizelos Airport (ATH)?
If you booked your DEN to ATH flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Denver Intl.
Destination airport
Eleftherios Venizelos
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$518
Distance
6154 mi

Book with confidence

Book with confidence

Denver to Athens Flights

The cheapest times to fly from Denver to Athens

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Athens are during the month of November. You can find some of the cheapest flights from Denver to Athens with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Athens

Sunday is one of the best days to book for cheap flights from Denver to Athens: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Athens

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Athens in 2025. You can also book with separate airlines for your outbound and return journeys, from $454 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Athens flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Athens airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Athens Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.