€525 Cheap Flights Athens to Denver (ATH-DEN)

View €525 flight on Sat, 13 Dec 2025Opens in a new window

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

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Cheap flights from Athens to Denver (ATH-DEN)

Prices were available within the past 7 days and start at €525 for one-way flights and €736 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, 21 Aug - Thu, 4 Sep
ATH
Athens
DEN
Denver
€736 Return, found 5 days ago
€736
Return
found 5 days ago
Select British Airways flight, departing Thu, 21 Aug from Athens to Denver, returning Thu, 4 Sep, priced at €736 found 5 days ago
British Airways
Fri, 26 Sep - Sun, 12 Oct
ATH
Athens
DEN
Denver
€742 Return, found 1 day ago
€742
Return
found 1 day ago
Select British Airways flight, departing Fri, 26 Sep from Athens to Denver, returning Sun, 12 Oct, priced at €742 found 1 day ago
Austrian Airlines
Sat, 18 Oct - Fri, 24 Oct
ATH
Athens
DEN
Denver
€744 Return, found 17 hours ago
€744
Return
found 17 hours ago
Select Austrian Airlines flight, departing Sat, 18 Oct from Athens to Denver, returning Fri, 24 Oct, priced at €744 found 17 hours ago
Austrian Airlines
Sat, 18 Oct - Fri, 24 Oct
ATH
Athens
DEN
Denver
€746 Return, found 17 hours ago
€746
Return
found 17 hours ago
Select Austrian Airlines flight, departing Sat, 18 Oct from Athens to Denver, returning Fri, 24 Oct, priced at €746 found 17 hours ago
British Airways
Fri, 26 Sep - Sun, 12 Oct
ATH
Athens
DEN
Denver
€747 Return, found 1 day ago
€747
Return
found 1 day ago
Select British Airways flight, departing Fri, 26 Sep from Athens to Denver, returning Sun, 12 Oct, priced at €747 found 1 day ago
Air Canada
Fri, 26 Sep - Sun, 12 Oct
ATH
Athens
DEN
Denver
€747 Return, found 1 day ago
€747
Return
found 1 day ago
Select Air Canada flight, departing Fri, 26 Sep from Athens to Denver, returning Sun, 12 Oct, priced at €747 found 1 day ago
Austrian Airlines
Sat, 18 Oct - Fri, 24 Oct
ATH
Athens
DEN
Denver
€748 Return, found 17 hours ago
€748
Return
found 17 hours ago
Select Austrian Airlines flight, departing Sat, 18 Oct from Athens to Denver, returning Fri, 24 Oct, priced at €748 found 17 hours ago
Turkish Airlines
Thu, 18 Sep - Thu, 2 Oct
ATH
Athens
DEN
Denver
€754 Return, found 1 hour ago
€754
Return
found 1 hour ago
Select Turkish Airlines flight, departing Thu, 18 Sep from Athens to Denver, returning Thu, 2 Oct, priced at €754 found 1 hour ago
American Airlines
Fri, 29 Aug - Sat, 13 Sep
ATH
Athens
DEN
Denver
€754 Return, found 6 days ago
€754
Return
found 6 days ago
Select American Airlines flight, departing Fri, 29 Aug from Athens to Denver, returning Sat, 13 Sep, priced at €754 found 6 days ago
United
Thu, 21 Aug - Thu, 4 Sep
ATH
Athens
DEN
Denver
€766 Return, found 5 days ago
€766
Return
found 5 days ago
Select United flight, departing Thu, 21 Aug from Athens to Denver, returning Thu, 4 Sep, priced at €766 found 5 days ago

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

May is typically the cheapest month to fly

From €623 - €1,100 per traveller.

Graph displaying average flight prices per month

Athens to Denver route 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, Iberia, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Return price
€736
Distance
9847 km

Perfect flights from Athens to Denver

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Athens to Denver. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Eleftherios Venizelos to Denver Intl. ticket options cater to your travel preferences, with incredible one-way fares from €525 and roundtrip prices from €736. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Denver Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Denver.

Frequently asked questions

How much is a flight from ATH to DIA airport?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from ATH to DIA airport start from €736. Make your booking today to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ATH to Denver Airport?
Each airline has its own terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from ATH to Denver Intl. Airport (DEN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Athens International Airport to DEN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Athens International Airport to DEN?
With around 9,900 kilometres separating Athens International Airport and Denver Airport, your flight will be a long one. Pack wisely and make your trip comfortable. Things like warm clothing and a good travel pillow should be in your hand luggage.
Which airlines fly direct from Eleftherios Venizelos Airport (ATH) to Denver Airport?
At the moment, no airlines offer direct flights from AIA Airport to Denver Intl. Airport (DEN). You'll have to book a flight with one or more stops. To get the best connections and price, lock in your fare well in advance.
Are AIA Airport to Denver Intl. Airport (DEN) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from AIA Airport to DIA airport at the last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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