HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$400+ Cheap flights from Greece 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — DEN
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greece to Colorado with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Greece to Colorado

Cheapest flights from Greece to Colorado
Explore the most affordable flight options available from Greece to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:10 amATH - DEN
1 stop16h 25mTurkish Airlines
Thu 1/17:20 pmDEN - ATH
1 stop16h 30mTurkish Airlines
Deal found 12/14$995
This Turkish Airlines deal was found by Cheapflights users on 12/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:45 pmATH - DEN
1 stop34h 50mTurkish Airlines
Tue 12/307:20 pmDEN - ATH
1 stop34h 35mTurkish Airlines
Deal found 12/14$1,054
This Flightnetwork deal was found by Cheapflights users on 12/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:40 pmATH - DEN
1 stop28h 55mTurkish Airlines
Tue 1/67:20 pmDEN - ATH
1 stop34h 35mTurkish Airlines
Deal found 12/14$1,060
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/254:10 pmATH - DEN
2 stops35h 25mAmerican Airlines
Wed 12/316:44 amDEN - ATH
2 stops23h 31mAmerican Airlines
Deal found 12/14$1,086
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Sat 12/277:15 amATH - DEN
2 stops24h 11mAmerican Airlines
Tue 12/306:44 amDEN - ATH
2 stops23h 31mAmerican Airlines
Deal found 12/14$1,092
This Iberia deal was found by Cheapflights users on 12/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:35 amATH - DEN
2 stops23h 51mMultiple Airlines
Sat 1/105:25 pmDEN - ATH
1 stop23h 00mMultiple Airlines
Deal found 12/15$1,094
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Sat 12/276:35 amATH - DEN
1 stop21h 20mUnited Airlines
Fri 1/27:45 amDEN - ATH
2 stops19h 55mUnited Airlines
Deal found 12/14$1,096
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/237:35 amATH - DEN
2 stops21h 08mAmerican Airlines
Sat 1/109:01 amDEN - ATH
2 stops21h 49mAmerican Airlines
Deal found 12/15$1,101
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:40 pmATH - DEN
2 stops29h 45mMultiple Airlines
Thu 1/14:20 pmDEN - ATH
1 stop24h 20mMultiple Airlines
Deal found 12/14$1,126
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:10 pmATH - DEN
2 stops33h 25mLufthansa
Sat 1/105:45 pmDEN - ATH
1 stop13h 50mLufthansa
Deal found 12/14$1,127
This Turkish Airlines deal was found by Cheapflights users on 12/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:45 pmATH - DEN
1 stop34h 50mTurkish Airlines
Fri 1/27:20 pmDEN - ATH
1 stop16h 30mTurkish Airlines
Deal found 12/14$1,129
This lastminute.com deal was found by Cheapflights users on 12/15. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:55 pmATH - COS
2 stops40h 52mMultiple Airlines
Sun 1/44:46 pmCOS - ATH
2 stops23h 34mMultiple Airlines
Deal found 12/15$1,724

Find flight deals from Greece to Colorado

Keep the following information in mind while searching for Greece to Colorado flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$820
(Gotogate)

One-way from

$400
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$1,051
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 Greece to Colorado
Search Deals
One-way flight from Greece to Colorado
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 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 Greece 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 15, 2025.
Use the filters below to find and compare flights from Greece to Colorado that are best for you.

Fly from

Greece

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

$820

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Tue 1/27

10:10 am-5:35 pm

1 stop16h 25m

Denver Intl

Tue 2/3

7:20 pm-8:50 pm

1 stop16h 30m

$828

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 4/6

6:55 am-3:35 pm

1 stop17h 40m

Denver Intl

Fri 4/17

5:42 pm-9:10 pm

2 stops18h 28m

$929

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Tue 1/27

10:10 am-5:35 pm

1 stop16h 25m

Denver Intl

Tue 2/3

11:20 am-11:45 am

2 stops39h 25m

$942

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

6:25 am-1:40 pm

1 stop16h 15m

Denver Intl

Tue 2/3

1:30 pm-4:40 pm

2 stops18h 10m

$959

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

6:25 am-5:44 pm

2 stops20h 19m

Denver Intl

Tue 2/3

11:15 am-1:30 pm

2 stops17h 15m

$961

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Fri 1/23

7:45 am-3:30 pm

1 stop16h 45m

Denver Intl

Sun 1/25

8:44 am-1:20 am

2 stops31h 36m

$964

AthensDenver

ATH - DEN

ATHDEN

Athens Eleftherios V.

Mon 1/19

7:45 am-3:30 pm

1 stop16h 45m

Denver Intl

Tue 2/3

5:25 pm-7:30 pm

1 stop17h 05m

$965

AthensColorado Springs

ATH - COS

ATHCOS

Athens Eleftherios V.

Wed 1/28

6:15 am-9:58 pm

2 stops24h 43m

Colorado Springs

Wed 2/4

1:25 pm-4:35 pm

2 stops18h 10m

$1,016

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

1:06 pm-6:50 pm

2 stops20h 44m

$1,017

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Greece to Colorado

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

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

Currently, June is the cheapest month in which you can book a flight from Greece to Colorado (average of $620). Flying from Greece 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 GR to CO?

Find hourly flight availability from Greece 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 15, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Greece to Colorado by exploring options for tickets in the evening.

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 15, 2025.
Peruse reviews from past customers who have flown with United Airlines, Turkish Airlines, and American Airlines from Greece 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
9,094 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

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
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

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
4,100 reviews
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

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
11,048 reviews
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

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).
Lufthansa
6.8
Okay
7,631 reviews
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

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 Greece to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Greece to Colorado?

    There are many flights that can get you from Greece to Colorado in 17h 40m. Fly via Turkish Airlines, Lufthansa, or United Airlines to get the fastest option. The distance from Greece to Colorado is about 6150 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Greece to Colorado (average of $620). Flying from Greece 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Greece to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to John F Kennedy Intl flights
Charles de Gaulle to Newark flights
Orly to Newark flights
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Charles de Gaulle to LaGuardia flights
Frankfurt to Newark flights
Frankfurt to John F Kennedy Intl flights
Orly to John F Kennedy Intl flights
Charles de Gaulle to Miami flights
Heathrow to LaGuardia flights
Charles de Gaulle to Los Angeles flights
Gatwick to John F Kennedy Intl flights
Bruxelles-National to Newark flights
London City to John F Kennedy Intl flights
Gatwick to Newark flights
Frankfurt to LaGuardia flights
Stansted to John F Kennedy Intl flights
Bruxelles-National to John F Kennedy Intl flights
Barcelona-El Prat to Newark flights
Gatwick to LaGuardia flights
Frankfurt to Miami flights
Madrid to John F Kennedy Intl flights
Madrid to Newark flights
Malpensa to Newark flights
Berlin to Newark flights
Munich to John F Kennedy Intl flights
Barcelona-El Prat to John F Kennedy Intl flights
Malpensa to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Munich to Newark flights
Vienna to Newark flights
Frederic Chopin to John F Kennedy Intl flights
Amsterdam to Newark flights
Leonardo da Vinci/Fiumicino to Newark flights
Stansted to Newark flights
Leonardo da Vinci/Fiumicino to John F Kennedy Intl flights
London City to Newark flights
Vienna to John F Kennedy Intl flights
Frederic Chopin to Newark flights
Madrid to Miami flights
Luton to Newark flights
Frankfurt to Los Angeles flights
Vicenza to John F Kennedy Intl flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Amsterdam to John F Kennedy Intl flights
Bruxelles-National to LaGuardia flights

Top 4 airlines flying from Greece to Colorado

Discover the top 4 airlines that operate flights from Greece 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 15, 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%
LufthansaCheapest$1,082Average$1,150FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.