Athens

$256+ Cheap flights from Denver (DEN) to Athens (ATH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ATH
Oct 16 — Oct 231
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Cheapflights Tip: The best prices from Denver Intl to Athens Eleftherios V. are usually found in February or March, booked 39 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Denver to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Athens (ATH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$576
(British Airways)

One-way from

$256
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$887
From Denver Intl to Athens Eleftherios V.
One-way flight from Denver Intl to Athens Eleftherios V.
Highest demand for flights based on searches. 29% potential increase in price ($413 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
Average for round-trip flights in September 2025

Find flight deals from Denver to Athens

Cheapest flights from Denver to Athens
Explore the most affordable flight options available from Denver to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:25 pmDEN - ATH
1 stop34h 55mBritish Airways
Thu 12/187:30 amATH - DEN
1 stop17h 00mBritish Airways
Deal found 9/15$576
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:05 pmDEN - ATH
1 stop13h 55mAmerican Airlines
Tue 12/97:35 amATH - DEN
2 stops21h 42mAmerican Airlines
Deal found 9/14$579
This Travelocity deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:51 pmDEN - ATH
2 stops17h 39mBritish Airways
Thu 12/47:30 amATH - DEN
1 stop17h 00mBritish Airways
Deal found 9/15$581
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:51 pmDEN - ATH
2 stops17h 39mAmerican Airlines
Thu 12/47:30 amATH - DEN
2 stops25h 27mAmerican Airlines
Deal found 9/15$589
This Ovago deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:51 pmDEN - ATH
2 stops23h 14mBritish Airways
Wed 11/1912:50 pmATH - DEN
1 stop19h 28mBritish Airways
Deal found 9/16$590
This CrystalTravel deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:20 pmDEN - ATH
1 stop16h 40mLufthansa
Fri 12/56:35 amATH - DEN
1 stop17h 00mLufthansa
Deal found 9/14$591
This CrystalTravel deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:45 pmDEN - ATH
1 stop13h 50mLufthansa
Thu 12/46:25 amATH - DEN
1 stop18h 35mLufthansa
Deal found 9/15$592
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:46 amDEN - ATH
2 stops17h 19mUnited Airlines
Wed 11/1211:55 amATH - DEN
1 stop17h 00mUnited Airlines
Deal found 9/16$595
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:20 pmDEN - ATH
1 stop32h 00mTurkish Airlines
Sat 11/229:50 amATH - DEN
1 stop16h 45mTurkish Airlines
Deal found 9/15$598
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:20 pmDEN - ATH
1 stop34h 35mTurkish Airlines
Thu 11/69:50 amATH - DEN
1 stop16h 45mTurkish Airlines
Deal found 9/15$599
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:15 amDEN - ATH
1 stop13h 50mUnited Airlines
Tue 11/41:10 pmATH - DEN
1 stop30h 13mUnited Airlines
Deal found 9/14$600

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Athens that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Denver to Athens that are best for you.

Fly from

Denver

Fly to

Athens

Route

Depart

Return

Price

DenverAthens

DEN - ATH

DENATH

Denver Intl

Wed 11/5

5:25 pm-6:00 pm

2 stops15h 35m

Athens Eleftherios V.

Wed 11/19

11:55 am-12:09 pm

2 stops33h 14m

$608

DenverAthens

DEN - ATH

DENATH

Denver Intl

Sun 10/12

11:59 pm-9:55 am

1 stop24h 56m

Athens Eleftherios V.

Thu 11/6

6:25 am-4:00 pm

1 stop18h 35m

$608

DenverAthens

DEN - ATH

DENATH

Denver Intl

Sun 11/9

12:05 pm-11:00 am

1 stop13h 55m

Athens Eleftherios V.

Sun 12/7

7:15 am-8:15 pm

2 stops22h 00m

$626

DenverAthens

DEN - ATH

DENATH

Denver Intl

Thu 2/12

10:45 am-4:15 pm

2 stops20h 30m

Athens Eleftherios V.

Thu 2/26

8:50 am-10:55 pm

2 stops23h 05m

$627

DenverAthens

DEN - ATH

DENATH

Denver Intl

Tue 1/13

3:55 pm-4:35 pm

1 stop15h 40m

Athens Eleftherios V.

Tue 1/27

6:25 am-1:40 pm

1 stop16h 15m

$631

DenverAthens

DEN - ATH

DENATH

Denver Intl

Mon 10/13

12:50 am-10:55 am

1 stop25h 05m

Athens Eleftherios V.

Mon 11/3

3:25 am-6:19 pm

2 stops23h 54m

$636

DenverAthens

DEN - ATH

DENATH

Denver Intl

Sun 10/12

11:59 pm-8:20 am

1 stop23h 21m

Athens Eleftherios V.

Tue 11/4

2:35 pm-11:04 am

2 stops29h 29m

$636

DenverAthens

DEN - ATH

DENATH

Denver Intl

Thu 3/5

6:30 am-4:15 pm

2 stops24h 45m

Athens Eleftherios V.

Mon 3/16

2:10 pm-10:49 pm

2 stops40h 39m

$639

DenverAthens

DEN - ATH

DENATH

Denver Intl

Mon 9/29

7:05 am-6:50 pm

2 stops26h 45m

Athens Eleftherios V.

Mon 10/13

7:40 pm-11:50 pm

2 stops37h 10m

$639

DenverAthens

DEN - ATH

DENATH

Denver Intl

Wed 10/29

6:25 pm-6:50 pm

1 stop16h 25m

Athens Eleftherios V.

Mon 11/10

8:10 pm-3:30 pm

1 stop28h 20m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 23 results
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Best time to book a flight from Denver to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Athens

How far ahead should I book a flight from Denver to Athens?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Athens. Price data was last updated on September 12, 2025.

The best time to book flights from Denver to Athens is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Denver to Athens?

Currently, November is the cheapest month in which you can book a flight from Denver to Athens (average of $679). Flying from Denver to Athens in June is currently the most expensive (average of $1,282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to ATH?

Find hourly flight availability from Denver to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

One of the essential ways to save on airfare from Denver to Athens is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 50% on airfare.

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Athens. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Air Canada from Denver to Athens. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Denver to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Denver to Athens?

    When you are departing from Denver, you will be flying out of Denver International Airport (DEN). Denver International Airport is notable for being the largest airport in North America by land acreage and its size makes it a major hub for flights in the region. Denver International Airport is approximately 40min away from downtown Denver and is also easily accessible through the Denver A Line train. As well as the convenient rail line, the Denver Regional Transportation District also has three bus routes that can take you to the airport with a service called skyRide, so you have several options for easy transportation to and from the airport.

  • Which airlines have flights directly from Denver to Athens?

    Unfortunately, at this time there are no airlines that offer nonstop flights to Athens from Denver. There will always be a minimum of at least one layover, and usually, you can expect to have two or three layovers. Several airlines offer trips with only one layover, including British Airways, United Airlines, and Lufthansa Airlines, but the shorter trip time tends to mean you will pay higher ticket prices. If you are looking for cheaper ticket prices, several airlines offer flights with two or three layovers, including United Airlines, Air Canada, American Airlines, and Alaska Airlines just to name a few. With a single layover, your trip will take approximately 16h, but the two or three layover options can vary between 19-40h for your total trip time.

  • What are the layover options between Denver and Athens?

    The layover options you encounter for flights between Denver and Athens will depend heavily on how many layovers you choose to take along the way. Single layover flights will almost always stop at Frankfurt Airport (FRA), which is a major hub for international flights in Germany. Two or three layovers will usually mean you stop in one major American travel hub, such as O’Hare International Airport and John F. Kennedy International Airport, and then another stop at a major travel hub in either Europe or the Middle East. The layover options for Europe and the Middle East tend to be Dubai International Airport, Heathrow Airport, and a variety of other major flight hubs in the region. When looking for flights, you can expect to find a wide variety of options for flight times and layovers.

  • Will I need a visa or passport to fly from Denver to Athens?

    If you are an American citizen, then you will need a valid passport to fly from Denver to Athens with more than six months left before it expires. Your passport will need at least one page free for your entry stamp, and you will also need proof of sufficient funds for your trip and a return airline ticket. However, you will not need a tourist visa if you are planning on staying for less than 90 days. For more information, you can always check the United States travel advisory website as well as the Greece travel advisory for more details.

  • How long is the flight from Denver to Athens?

    United Airlines and Scandinavian Airlines can get you from Denver to Athens in just under 15h 35m. Your travel time can differ by up to 4h 55m. There are 6150 mi between Denver and Athens. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Athens round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to Athens, with prices starting at $488. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and Air France, with the lowest prices starting at $551 and $556, respectively. Virgin Atlantic is currently priced 49% below the average price you’ll pay for this route.

  • Where are the most common layover locations when flying from Denver to Athens?

  • What are some popular things to do or see while on a layover in Istanbul?

    The majority of Istanbul visitors spend their time at Taksim Square, Beyazit Meydani, and Laleli Camii. Taksim Square, Beyazit Meydani, and Laleli Camii are located about 20.8 mi, 21.7 mi, and 21.5 mi, respectively from Istanbul. Those looking to explore during their layover in Istanbul can rent a car from Istanbul for about $42 per day.

  • What are some popular points of interest to see during a layover in Munich?

    Theresienwiese, Marienplatz, and Altes Rathaus are the most popular attractions in Munich if you're in need of something to do during your layover. Those on a layover in Munich interested in visiting Theresienwiese, Marienplatz, or Altes Rathaus can do so by traveling 18.8 mi, 17.8 mi, and 17.8 mi, respectively from Munich Franz Josef Strauss. Those landing in Munich looking to spend some time exploring during their layover can rent a car for about $62 per day.

  • What are points of interest worth seeing during a layover in London?

    London travelers tend to visit Hyde Park, Buckingham Palace, and Piccadilly Circus more than any other attractions. Hyde Park, Buckingham Palace, and Piccadilly Circus can be accessed by traveling approximately 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Those looking to explore during their layover in London can rent a car from London Heathrow for about $40 per day.

  • Where are the least popular layover locations for Denver to Athens flights?

  • Can I find deals for flights from Denver to Athens that include hotel bookings?

    Yes. In addition to deals on Denver to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Athens.

  • Can I find deals for business class flights from Denver to Athens?

    Yes. Cheapflights offers flight deals from Denver to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Athens?

    Currently, November is the cheapest month in which you can book a flight from Denver to Athens (average of $679). Flying from Denver to Athens in June is currently the most expensive (average of $1,282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Glyfada
Piraeus
Tolo
Galaxidi

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Alternative routes for Denver to Athens

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Denver to Athens

Discover the top 10 airlines that operate flights from Denver to Athens. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$488Average$802FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$551Average$653FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$556Average$1,105FlexibilityNo cancel feeOn-time77%
DeltaCheapest$556Average$947FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$608Average$1,106FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$614Average$950FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$624Average$876FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$694Average$1,119FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$712Average$1,219FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$748Average$1,230FlexibilityNo cancel feeOn-time67%

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