How long is the flight from Colorado to Athens?

American Airlines, United Airlines, and Delta can get you from Colorado to Athens in just under 17h 20m. Your travel time can differ by up to 13h 25m. Colorado and Athens are separated by a distance of 6150 mi. This flight may include one or multiple stops.

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

The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $453. However, be on the lookout for offers from Delta and Virgin Atlantic, as they are both options that can get you from Colorado to Athens for a low price.

In terms of precipitation, rainfall in Athens ranges from 0.2 - 2.5 inches per month. December is typically the wettest month, when rainfall can reach 2.5 in. June is typically the driest time to visit Athens when rainfall is around 0.2 in.

If weather is an important factor for your trip to Athens, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the most popular airlines that fly from Colorado to Athens?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from Colorado to Athens.

How far in advance should I book a flight from Colorado to Athens?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 52% on flights from Colorado to Athens compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $719. For sooner than that we have options available in the next 3 days from $857.

What is the cheapest month to fly from Colorado to Athens?

February is one of the best times of the year to fly to Athens from Colorado. Prices for February average $975 per person but you can even find prices for as low as $516. The most expensive prices can be found in the month of June. Opting for a February flight can save you 60% on your journey compared to booking in June

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

If you book a flight to Athens from Colorado, you will be flying to Eleftherios V., which is the city’s only airport. Athens Eleftherios V. (ATH) is located 12.3 mi from the center of Athens.

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

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

How can I find direct flights from Colorado to Athens?

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

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

Yes. Cheapflights offers flight deals from Colorado 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.

$271+ Cheap Flights from Colorado to Athens

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Cheap flight deals from Colorado to Athens

Round-trip from	$577 (American Airlines)
One-way from	$271 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$887

From Colorado to Athens Eleftherios V.

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One-way flight from Colorado to Athens Eleftherios V.

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Highest demand for flights based on searches. 29% potential increase in price ($413 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Colorado to Athens

Cheapest flights from Colorado to Athens
Explore the most affordable flight options available from Colorado to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Wed 10/1512:09 pmCOS - ATH

2 stops19h 36mAmerican Airlines

Wed 11/1912:50 pmATH - COS

2 stops31h 58mAmerican Airlines

Deal found 9/12

$577

Wed 11/55:25 pmDEN - ATH

1 stop22h 40mAmerican Airlines

Fri 12/57:45 amATH - DEN

1 stop16h 45mAmerican Airlines

Deal found 9/11

$578

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

Tue 11/44:51 pmDEN - ATH

2 stops17h 39mBritish Airways

Tue 11/187:35 amATH - DEN

1 stop16h 55mBritish Airways

Deal found 9/12

$580

Mon 12/812:18 pmDEN - ATH

2 stops18h 32mMultiple Airlines

Thu 12/187:30 amATH - DEN

1 stop17h 00mMultiple Airlines

Deal found 9/14

$581

Mon 10/208:57 amDEN - ATH

1 stop15h 18mAmerican Airlines

Wed 11/57:50 amATH - DEN

2 stops23h 32mAmerican Airlines

Deal found 9/11

$585

Mon 11/37:22 amDEN - ATH

2 stops18h 38mAmerican Airlines

Wed 11/197:50 amATH - DEN

2 stops23h 32mAmerican Airlines

Deal found 9/13

$590

Wed 11/54:20 pmDEN - ATH

1 stop16h 40mLufthansa

Fri 12/56:35 amATH - DEN

1 stop17h 00mLufthansa

Deal found 9/14

$591

Mon 10/136:35 pmDEN - ATH

1 stop14h 00mBritish Airways

Wed 11/512:50 pmATH - DEN

1 stop19h 28mBritish Airways

Deal found 9/13

$598

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

Wed 11/52:49 pmDEN - ATH

2 stops25h 16mBritish Airways

Wed 11/128:20 pmATH - DEN

1 stop28h 10mBritish Airways

Deal found 9/12

$601

Tue 10/286:20 pmCOS - ATH

2 stops30h 45mUnited Airlines

Tue 11/412:25 pmATH - COS

2 stops29h 23mUnited Airlines

Deal found 9/13

$604

Best flights from Colorado to Athens
Discover carefully curated flight deals from Colorado to Athens that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2025.

Wed 10/1512:09 pmCOS - ATH

2 stops19h 36mAmerican Airlines

Wed 11/1912:50 pmATH - COS

2 stops31h 58mAmerican Airlines

Deal found 9/12

$577

Tue 10/286:20 pmCOS - ATH

2 stops30h 45mUnited Airlines

Tue 11/412:25 pmATH - COS

2 stops29h 23mUnited Airlines

Deal found 9/13

$604

Tue 10/146:00 amDEN - ATH

2 stops17h 20mDelta

Wed 11/512:50 pmATH - DEN

1 stop17h 51mDelta

Deal found 9/13

$612

Wed 12/315:25 pmDEN - ATH

1 stop33h 50mBritish Airways

Sun 1/114:50 pmATH - DEN

1 stop31h 40mBritish Airways

Deal found 9/12

$626

Tue 2/106:30 amDEN - ATH

3 stops21h 50mScandinavian Airlines

Tue 2/248:30 amATH - DEN

3 stops23h 25mScandinavian Airlines

Deal found 9/13

$635

Wed 10/156:00 amCOS - ATH

1 stop19h 55mKLM

Wed 11/196:05 amATH - COS

2 stops23h 35mKLM

Deal found 9/12

$955

Tue 10/146:00 amDEN - ATH

2 stops17h 20mDelta

Thu 11/612:50 pmATH - DEN

1 stop17h 51mDelta

Deal found 9/13

$612

Mon 10/138:19 amDEN - ATH

2 stops16h 36mUnited Airlines

Mon 11/31:10 pmATH - DEN

1 stop33h 30mUnited Airlines

Deal found 9/14

$632

Mon 9/297:05 amDEN - ATH

2 stops26h 45mScandinavian Airlines

Mon 10/137:40 pmATH - DEN

2 stops37h 10mScandinavian Airlines

Deal found 9/12

$639

Sun 10/1912:50 amDEN - ATH

2 stops22h 30mDelta

Wed 11/512:50 pmATH - DEN

1 stop17h 51mDelta

Deal found 9/11

$613

Wed 9/249:40 amDEN - ATH

1 stop19h 20mUnited Airlines

Wed 10/811:45 amATH - DEN

1 stop21h 12mUnited Airlines

Deal found 9/14

$648

Wed 10/12:16 pmCOS - ATH

2 stops25h 34mBritish Airways

Wed 10/157:00 pmATH - COS

2 stops30h 02mBritish Airways

Deal found 9/12

$731

Last-minute flights from Colorado to Athens
Discover last-minute flight deals from Colorado to Athens. Data last updated September 14, 2025 and is based on user searches.

Sun 10/125:36 pmDEN - ATH

1 stop32h 34mAir Canada

Fri 11/711:55 amATH - DEN

2 stops37h 45mAir Canada

Deal found 9/13

$606

Mon 10/136:35 pmDEN - ATH

1 stop14h 00mBritish Airways

Wed 11/512:50 pmATH - DEN

1 stop19h 28mBritish Airways

Deal found 9/13

$598

Mon 10/1312:50 amDEN - ATH

1 stop25h 05mDelta

Thu 11/612:50 pmATH - DEN

1 stop17h 51mDelta

Deal found 9/14

$608

Mon 10/138:19 amDEN - ATH

2 stops16h 36mUnited Airlines

Tue 11/41:10 pmATH - DEN

1 stop30h 13mUnited Airlines

Deal found 9/14

$609

Mon 10/135:36 pmDEN - ATH

2 stops31h 29mMultiple Airlines

Wed 11/56:15 amATH - DEN

1 stop18h 45mMultiple Airlines

Deal found 9/13

$610

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

Tue 10/147:07 pmDEN - ATH

2 stops29h 58mAir Canada

Fri 11/711:55 amATH - DEN

2 stops37h 45mAir Canada

Deal found 9/14

$604

Wed 10/1512:09 pmCOS - ATH

2 stops19h 36mAmerican Airlines

Wed 11/1912:50 pmATH - COS

2 stops31h 58mAmerican Airlines

Deal found 9/12

$577

Wed 10/1511:15 amDEN - ATH

1 stop13h 50mUnited Airlines

Fri 11/712:25 pmATH - DEN

1 stop17h 58mUnited Airlines

Deal found 9/13

$603

Wed 10/1511:15 amDEN - ATH

1 stop13h 50mAir Canada

Wed 11/57:05 amATH - DEN

2 stops21h 50mAir Canada

Deal found 9/14

$611

Mon 10/208:57 amDEN - ATH

1 stop15h 18mAmerican Airlines

Wed 11/57:50 amATH - DEN

2 stops23h 32mAmerican Airlines

Deal found 9/11

$585

Tue 10/286:20 pmCOS - ATH

2 stops30h 45mUnited Airlines

Tue 11/412:25 pmATH - COS

2 stops29h 23mUnited Airlines

Deal found 9/13

$604

One-way flights from Colorado to Athens
Search for one-way flight options from Colorado to Athens. Find affordable one-way fares based on user searches. Data last updated September 14, 2025.

Fri 10/37:01 pmDEN - ATH

2 stops57h 14mMultiple Airlines

Deal found 9/12

$271

Sat 10/411:59 pmDEN - ATH

2 stops32h 21mMultiple Airlines

Deal found 9/12

$279

Tue 10/2811:45 amDEN - ATH

3 stops47h 25mMultiple Airlines

Deal found 9/12

$303

Wed 10/299:09 amDEN - ATH

2 stops39h 46mMultiple Airlines

Deal found 9/13

$307

Mon 11/36:30 amDEN - ATH

2 stops28h 40mMultiple Airlines

Deal found 9/13

$309

Wed 9/246:00 amCOS - ATH

2 stops17h 20mDelta

Deal found 9/12

$453

Wed 9/176:00 amCOS - ATH

1 stop19h 55mKLM

Deal found 9/13

$556

Wed 9/245:30 amCOS - ATH

3 stops20h 40mAir Canada

Deal found 9/12

$690

Wed 9/175:30 amCOS - ATH

3 stops23h 30mMultiple Airlines

Deal found 9/13

$1,479

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsAthens

COS - ATH

COSATH

Colorado Springs

Wed 10/15

12:09 pm-4:45 pm

2 stops19h 36m

Athens Eleftherios V.

Wed 11/19

12:50 pm-11:48 am

2 stops31h 58m

$577

Colorado SpringsAthens

COS - ATH

COSATH

Colorado Springs

Tue 10/28

6:20 pm-9:05 am

2 stops30h 45m

Athens Eleftherios V.

Tue 11/4

12:25 pm-8:48 am

2 stops29h 23m

$604

DenverAthens

DEN - ATH

DENATH

Denver Intl

Tue 10/14

6:00 am-8:20 am

2 stops17h 20m

Athens Eleftherios V.

Wed 11/5

12:50 pm-9:41 pm

1 stop17h 51m

$612

DenverAthens

DEN - ATH

DENATH

Denver Intl

Tue 10/14

6:00 am-8:20 am

2 stops17h 20m

Athens Eleftherios V.

Thu 11/6

12:50 pm-9:41 pm

1 stop17h 51m

$612

DenverAthens

DEN - ATH

DENATH

Denver Intl

Sun 10/19

12:50 am-8:20 am

2 stops22h 30m

Athens Eleftherios V.

Wed 11/5

12:50 pm-9:41 pm

1 stop17h 51m

$613

DenverAthens

DEN - ATH

DENATH

Denver Intl

Wed 12/31

5:25 pm-12:15 pm

1 stop33h 50m

Athens Eleftherios V.

Sun 1/11

4:50 pm-3:30 pm

1 stop31h 40m

$626

DenverAthens

DEN - ATH

DENATH

Denver Intl

Mon 10/13

8:19 am-9:55 am

2 stops16h 36m

Athens Eleftherios V.

Mon 11/3

1:10 pm-1:40 pm

1 stop33h 30m

$632

DenverAthens

DEN - ATH

DENATH

Denver Intl

Tue 2/10

6:30 am-1:20 pm

3 stops21h 50m

Athens Eleftherios V.

Tue 2/24

8:30 am-10:55 pm

3 stops23h 25m

$635

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 9/24

9:40 am-2:00 pm

1 stop19h 20m

Athens Eleftherios V.

Wed 10/8

11:45 am-11:57 pm

1 stop21h 12m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 30 results

Best time to book a flight from Colorado to Athens

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

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Athens (average of $679). Flying from Colorado to Athens in June is currently the most expensive (average of $1,284). 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 CO to ATH?

When flying from Colorado to Athens, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

What airport do you fly into for flights to Athens from Colorado?
If you book a flight to Athens from Colorado, you will be flying to Eleftherios V., which is the city’s only airport. Athens Eleftherios V. (ATH) is located 12.3 mi from the center of Athens.
How long is the flight from Colorado to Athens?
American Airlines, United Airlines, and Delta can get you from Colorado to Athens in just under 17h 20m. Your travel time can differ by up to 13h 25m. Colorado and Athens are separated by a distance of 6150 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Colorado to Athens one-way?
The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $453. However, be on the lookout for offers from Delta and Virgin Atlantic, as they are both options that can get you from Colorado to Athens for a low price.
Can I find deals for flights from Colorado to Athens that include hotel bookings?
Yes. In addition to deals on Colorado to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado to Athens?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Athens.
Can I find deals for business class flights from Colorado to Athens?
Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Athens?
Currently, November is the cheapest month in which you can book a flight from Colorado to Athens (average of $679). Flying from Colorado to Athens in June is currently the most expensive (average of $1,284). 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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Top 10 airlines flying from Colorado to Athens

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest$488	Average$802	FlexibilityNo cancel fee	On-time72%
Turkish Airlines	Cheapest$551	Average$653	FlexibilityNo cancel fee	On-time77%
Air France	Cheapest$556	Average$1,105	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$556	Average$987	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$608	Average$1,106	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$615	Average$957	FlexibilityNo cancel fee	On-time70%
Scandinavian Airlines	Cheapest$624	Average$876	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$664	Average$1,184	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$744	Average$1,157	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$748	Average$1,233	FlexibilityNo cancel fee	On-time67%

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$271+ Cheap flights from Colorado 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Colorado to Athens

Keep the following information in mind while searching for Colorado to Athens flight deals. Data was last updated September 14, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Colorado to Athens

Cheapest flights from Colorado to AthensExplore the most affordable flight options available from Colorado to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Explore the most affordable flight options available from Colorado to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Athens that are best for you.

Best time to book a flight from Colorado to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Colorado with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Colorado 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 14, 2025.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Athens. 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 into for flights to Athens from Colorado?

How long is the flight from Colorado to Athens?

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

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

How can I find direct flights from Colorado to Athens?

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

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

Traveling to a place near Athens?

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Alternative routes for Colorado to Athens

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Top 10 airlines flying from Colorado to Athens

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Cheapest flights from Colorado to Athens
Explore the most affordable flight options available from Colorado to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.