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$331+ Cheap flights from Athens (ATH) to Colorado

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — DEN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Athens to Colorado

Cheapest flights from Athens to Colorado
Explore the most affordable flight options available from Athens to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:10 pmATH - DEN
1 stop37h 25mTurkish Airlines
Thu 2/197:20 pmDEN - ATH
1 stop32h 00mTurkish Airlines
Deal found 12/9$897
This Cheapflightsfares deal was found by Cheapflights users on 12/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:35 amATH - DEN
1 stop17h 00mLufthansa
Thu 2/1911:15 amDEN - ATH
2 stops21h 50mLufthansa
Deal found 12/9$965
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/236:25 amATH - DEN
2 stops26h 50mUnited Airlines
Sat 1/1011:59 pmDEN - ATH
2 stops27h 01mUnited Airlines
Deal found 12/9$994
This Gotogate deal was found by Cheapflights users on 12/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:10 amATH - DEN
1 stop16h 25mTurkish Airlines
Tue 12/307:20 pmDEN - ATH
1 stop32h 00mTurkish Airlines
Deal found 12/9$1,006
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:35 pmATH - DEN
2 stops30h 00mLufthansa
Sat 1/105:45 pmDEN - ATH
1 stop21h 40mLufthansa
Deal found 12/11$1,027
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 12/267:45 amATH - DEN
2 stops24h 25mAmerican Airlines
Thu 2/1911:44 amDEN - ATH
2 stops19h 31mAmerican Airlines
Deal found 12/9$1,036
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:50 amATH - DEN
1 stop16h 45mTurkish Airlines
Tue 1/67:20 pmDEN - ATH
1 stop34h 35mTurkish Airlines
Deal found 12/9$1,055
This British Airways deal was found by Cheapflights users on 12/9. 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.
Tue 12/237:55 pmATH - DEN
1 stop28h 35mBritish Airways
Sat 1/105:25 pmDEN - ATH
1 stop23h 00mBritish Airways
Deal found 12/9$1,085

Find flight deals from Athens to Colorado

Keep the following information in mind while searching for Athens to Colorado flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$814
(Gotogate)

One-way from

$331
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$1,042
Provider with most accurate pricing for Athens Eleftherios V.-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Athens Eleftherios V.-Denver Intl flights.
Search Deals
From Athens Eleftherios V. to Colorado
Search Deals
One-way flight from Athens Eleftherios V. to Colorado
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Athens to Colorado 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 December 12, 2025.
Use the filters below to find and compare flights from Athens to Colorado that are best for you.

Fly from

Athens

Fly to

Colorado

Route

Depart

Return

Price

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

9:40 pm-5:35 pm

1 stop28h 55m

Denver Intl

Tue 2/3

7:20 pm-9:00 am

1 stop28h 40m

$814

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Thu 2/5

7:30 pm-10:50 pm

2 stops36h 20m

Denver Intl

Thu 2/19

6:00 am-1:20 pm

2 stops22h 20m

$836

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

6:35 am-10:23 am

2 stops36h 48m

Denver Intl

Tue 2/3

1:30 pm-4:40 pm

2 stops18h 10m

$952

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Thu 2/5

6:25 am-1:40 pm

1 stop16h 15m

Denver Intl

Thu 2/19

3:20 pm-6:05 pm

2 stops17h 45m

$955

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Fri 1/23

7:45 am-3:30 pm

1 stop16h 45m

Denver Intl

Sun 1/25

12:52 pm-7:10 pm

2 stops21h 18m

$957

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

7:45 am-3:30 pm

1 stop16h 45m

Denver Intl

Tue 2/3

3:17 pm-7:30 pm

2 stops19h 13m

$957

AthensColorado Springs

ATH - COS

ATHCOS

Athens Eleftherios V.

Sat 1/24

7:55 am-8:57 pm

2 stops22h 02m

Colorado Springs

Wed 1/28

6:12 am-1:05 am

2 stops33h 53m

$1,009

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Wed 3/4

9:55 pm-10:59 pm

2 stops34h 04m

$331

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 3/2

5:45 am-9:41 pm

3 stops48h 56m

$398

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Thu 3/5

10:00 pm-11:09 pm

3 stops34h 09m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 18 results
1
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Best time to book a flight from Athens to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Athens 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 Athens to Colorado

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

Currently, June is the cheapest month in which you can book a flight from Athens to Colorado (average of $620). Flying from Athens to Colorado in October is currently the most expensive (average of $1,010). 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 ATH to CO?

Find hourly flight availability from Athens to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Athens to Colorado in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with United Airlines, Turkish Airlines, and American Airlines from Athens to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,093 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,093 reviews
United Airlines
7.4
Good
9,093 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Turkish Airlines
7.3
Good
4,090 reviews
United Airlines
7.4
Good
9,093 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
American Airlines
7.2
Good
11,049 reviews
United Airlines
7.4
Good
9,093 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

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

  • What airport do you fly from for flights from Athens to Colorado?

    For a flight from Athens to Colorado, you will be flying from Eleftherios V.. Athens Eleftherios V. (ATH) is just 12.3 mi from the center of the city.

  • How long is the flight from Athens to Colorado?

    Departing from Athens to Colorado will take you 16h 15m. There are 6150 mi between Athens and Colorado. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Athens to Colorado one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $573. Users have also found prices from $596 and $604 on British Airways and Turkish Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Athens to Colorado 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 Athens to Colorado?

    Currently, June is the cheapest month in which you can book a flight from Athens to Colorado (average of $620). Flying from Athens to Colorado in October is currently the most expensive (average of $1,010). 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

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Alternative routes for Athens to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Athens to Colorado

Discover the top 3 airlines that operate flights from Athens to Colorado. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$711Average$1,008FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$785Average$896FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$898Average$1,010FlexibilityNo cancel feeOn-time69%

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