$593 Cheap Flights from Athens (ATH) to Denver (DEN)

View $593 flight on Thu, Dec 11, 2025Opens in a new window

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

Cheap Flights from Athens to Denver (ATH-DEN)

Prices were available within the past 7 days and start at $593 for one-way flights and $868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Mon, Nov 17 - Tue, Dec 2
ATH
Athens
DEN
Denver
$868 Roundtrip, found 3 hours ago
$868
Roundtrip
found 3 hours ago
Select Turkish Airlines flight, departing Mon, Nov 17 from Athens to Denver, returning Tue, Dec 2, priced at $868 found 3 hours ago
British Airways
Wed, Jan 7 - Fri, Jan 16
ATH
Athens
DEN
Denver
$916 Roundtrip, found 6 days ago
$916
Roundtrip
found 6 days ago
Select British Airways flight, departing Wed, Jan 7 from Athens to Denver, returning Fri, Jan 16, priced at $916 found 6 days ago
Lufthansa
Sat, Nov 22 - Sat, Nov 29
ATH
Athens
DEN
Denver
$925 Roundtrip, found 1 day ago
$925
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sat, Nov 22 from Athens to Denver, returning Sat, Nov 29, priced at $925 found 1 day ago
Air Canada
Sun, Nov 23 - Wed, Dec 3
ATH
Athens
DEN
Denver
$927 Roundtrip, found 3 hours ago
$927
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Athens to Denver, returning Wed, Dec 3, priced at $927 found 3 hours ago
American Airlines
Fri, Dec 5 - Sun, Dec 14
ATH
Athens
DEN
Denver
$933 Roundtrip, found 6 days ago
$933
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Dec 5 from Athens to Denver, returning Sun, Dec 14, priced at $933 found 6 days ago
Brussels Airlines
Thu, Apr 30 - Sun, Jul 26
ATH
Athens
DEN
Denver
$949 Roundtrip, found 2 days ago
$949
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Thu, Apr 30 from Athens to Denver, returning Sun, Jul 26, priced at $949 found 2 days ago
United
Wed, Apr 8 - Wed, Apr 29
ATH
Athens
DEN
Denver
$950 Roundtrip, found 2 days ago
$950
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 8 from Athens to Denver, returning Wed, Apr 29, priced at $950 found 2 days ago
Delta
Thu, Dec 18 - Wed, Jan 7
ATH
Athens
DEN
Denver
$968 Roundtrip, found 17 hours ago
$968
Roundtrip
found 17 hours ago
Select Delta flight, departing Thu, Dec 18 from Athens to Denver, returning Wed, Jan 7, priced at $968 found 17 hours ago
Virgin Atlantic
Sat, Nov 22 - Sat, Nov 29
ATH
Athens
DEN
Denver
$972 Roundtrip, found 1 day ago
$972
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sat, Nov 22 from Athens to Denver, returning Sat, Nov 29, priced at $972 found 1 day ago
Iberia
Sat, Dec 6 - Sat, Jan 10
ATH
Athens
DEN
Denver
$977 Roundtrip, found 2 hours ago
$977
Roundtrip
found 2 hours ago
Select Iberia flight, departing Sat, Dec 6 from Athens to Denver, returning Sat, Jan 10, priced at $977 found 2 hours ago

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

May is typically the cheapest month to fly

From $730 - $1,269 per traveler.

Alternative airports near Denver

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

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $868
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $868

Frequently asked questions

How much does a flight from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN) cost?
Grab a cheap one-way flight from $593 or cheap return flight from $868 from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN) 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 Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN)?
November is the cheapest month to fly from ATH to DEN. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ATH to DEN. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN)?
You'll have to take a flight with a layover when traveling from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from ATH to DEN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN)?
To reach Denver Intl. Airport (DEN) without delays, pick a flight that leaves Eleftherios Venizelos Airport (ATH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN) last-minute?
Booking your flight from ATH to DEN shortly before your journey is generally more expensive. 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 an ATH to DEN flight and hotel package?
Compared with arranging flights and hotels separately, booking an ATH to DEN flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Simply pick your flights and choose from our wide range of stays, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to Denver Intl. Airport (DEN)?
Typically, it's possible to cancel or reschedule your ATH to DEN flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Eleftherios Venizelos
Destination airport
Denver Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$867
Distance
6154 mi

Book with confidence

Athens to Denver Flights

The cheapest times to fly from Athens to Denver

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 Athens to Denver are during the month of November. You can find some of the cheapest flights from Athens to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Athens to Denver

Sunday is one of the best days to book for cheap flights from Athens to Denver: 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 Athens to Denver

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 Athens to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $593 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 Athens to Denver 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 Athens to Denver 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.

 

Athens to Denver Flights

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*Available to One Key members.