--- title: "CA $999 Cheap Flights from Athens (ATH) to Denver (DEN)" description: "Cheap Flights from Athens (ATH) to Denver (DEN) start at CA $999 for one-way and CA $1,471 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.ca/lp/flights/ath/den/athens-to-denver" language: en-CA market: CA currency: CAD prices_as_of: 2026-11-15T19:41:09Z --- # CA $999 Cheap Flights from Athens (ATH) to Denver (DEN) ![An escalator in a modern building with geometric wall patterns and overhead lighting.](https://images.trvl-media.com/place/5129540/2bacbc37-ca58-4ac2-9d2f-734c1a54e4f9.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View CA $999 flight on Wed, Apr 28, 2027](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:28/04/2027TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:998.80&airProductToken=AQqmAQoyCMuYARIEMTk1NBjgPCCAkwEooNCrAzD30asDOExAAFgBagVMSUdIVHIIUllMREk0TEEKMQjLmAESAzYwORiAkwEg8hIowtKrAzCa16sDOFJAAVgBagVMSUdIVHIIUllMREk0TEEKPQjLmAESBDYyODEY8hIgg2ko89erAzDR2KsDOFJAAVgBagVMSUdIVHIIUllMREk0TEF6CgjEmAESBDYyODESCggCEAEYAioCS0wYASIECAEQASgCKAMoBDAN) Photo by Photo Courtesy of Denver International Airport ## Popular airlines from Athens Intl. Airport (ATH) to Denver International Airport (DEN) [British Airways](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) [Lufthansa](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) [Brussels Airlines](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SN"}}]) [Iberia](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) [Austrian Airlines](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) [Air Canada](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) [Turkish Airlines](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:29/11/2026TANYT&leg2=from:DEN,to:ATH,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap Flights from Athens to Denver (ATH-DEN) Prices were available within the past 7 days and start at CA $999 for one-way flights and CA $1,471 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select SAS flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,471 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1470.86&airProductToken=AQq1AQo-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) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select Turkish Airlines flight, departing Sun, Nov 22 from Athens to Denver, returning Sun, Nov 29, priced at CA $1,504 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:22/11/2026TANYT&leg2=from:DEN,to:ATH,departure:29/11/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1503.19&airProductToken=AQpdCi0I1JYBEgQxODQ2GOA8IMicASim7p0DMIDvnQM4VkAAWAFqAkNMcgZWTE5DTFIKLAjUlgESAzIwMRjInAEgg2ko6%5FWdAzDZ-50DOFZAAVgBagJDTHIGVkxOQ0xSCl0KLAjUlgESAzIwMhiDaSDInAEolsCeAzDXxZ4DOFZAAFgBagJDTHIGVkxOQ0xSCi0I1JYBEgQxODQ1GMicASDgPCiax54DMPTHngM4VkABWAFqAkNMcgZWTE5DTFISCggBEAEYASoCVEsYASIECAEQASgCKAMoBDAB) Sun, Nov 22 - Sun, Nov 29 · ATH · DEN · Roundtrip [Select Lufthansa flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,561 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1560.62&airProductToken=AQpxCjEIzJABEgQxMjg1GOA8IKUEKP2FpAMwsYekAzhLQABYAWoFRUxUMDByCEtYNlBBWEJRCjwIzJABEgQ3NTg2GKUEIINpKMKIpAMwuI2kAzhLQABYAWoFRUxUMDByCEtYNlBBWEJRegkI1YIBEgMxODEKsAEKPQjMkAESBDc1MTkYg2kgiBgo0NqkAzCe3KQDOEtAAFgBagVFTFQwMHIIS1g2UEFYQlF6CgjVggESBDIwODcKPAjMkAESBDk0MTEYiBggpQQoht2kAzDh4KQDOEtAAFgBagVFTFQwMHIIS1g2UEFYQlF6CQjVggESAzk4OQoxCMyQARIEMTI4MBilBCDgPCjy4aQDMJzjpAM4S0AAWAFqBUVMVDAwcghLWDZQQVhCURIKCAEQARgBKgJMSBgBIgQIARABKAIoAygEMAs) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select Air Canada flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,563 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1562.09&airProductToken=AQqzAQo9CMGGARIEOTIwMRjgPCClBCj9haQDMLGHpAM4S0AAWAFqBUJBU0lDcghLWDZQQVhCUXoKCMyQARIEOTIwMQo-CMGGARIEOTEwMRilBCC4jQEopIikAzCBjaQDOEtAAVgBagVCQVNJQ3IIS1g2UEFYQlF6CgjMkAESBDkxMDEKMgjBhgESBDg3MTIYuI0BIINpKKGOpAMwyY-kAzhLQAFYAWoFQkFTSUNyCEtYNlBBWEJRCqYBCjIIwYYBEgQxMDM4GINpIJjOASiO3KQDMMndpAM4S0AAWAFqBUJBU0lDcghLWDZQQVhCUQoxCMGGARIDODgwGJjOASC5PCi%5F3qQDMJXipAM4S0ABWAFqBUJBU0lDcghLWDZQQVhCUQo9CMGGARIENjc5Nhi5PCDgPCi646QDMNrkpAM4S0ABWAFqBUJBU0lDcghLWDZQQVhCUXoKCMywARIENjc5NhIKCAIQARgCKgJBQxgBIgQIARABKAIoAygEMA0) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select British Airways flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,570 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1569.40&airProductToken=AQpoCjIIwoIBEgM2MzcY4Dwg64kBKKyMpAMwko6kAzhPQABYAWoFTk9CQUdyCU9MTjRDOEI0UAoyCMKCARIDMjE5GOuJASCDaSjalKQDMLKZpAM4T0ABWAFqBU5PQkFHcglPTE40QzhCNFAKaAoyCMKCARIDMjE4GINpIOuJASjh3aQDMIbipAM4T0AAWAFqBU5PQkFHcglPTE40QzhCNFAKMgjCggESAzYzOBjriQEg4Dwo%5F-WkAzDg56QDOE9AAVgBagVOT0JBR3IJT0xONEM4QjRQEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select Iberia flight, departing Sun, Jan 31 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,570 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:31/01/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1569.70&airProductToken=AQqjAQowCMmEARIDODQwGOA8IIwYKPv6owMw5vyjAzhPQABYAWoFQkFTSUNyCE9MTjRDOEJXCjAIyYQBEgMzNDEYjBggrhwo1P2jAzCngqQDOE9AAVgBagVCQVNJQ3IIT0xONEM4QlcKPQjJhAESBDQyNjkYrhwgg2korYWkAzDbhqQDOE9AAVgBagVCQVNJQ3IIT0xONEM4Qld6CgjBggESBDQyNjkKowEKPQjJhAESBDgzMTgYg2kgrhwomtqkAzC026QDOE9AAFgBagVCQVNJQ3IIT0xONEM4Qld6CgjBggESBDgzMTgKMAjJhAESAzM0MhiuHCCMGCjM3aQDMLbhpAM4T0ABWAFqBUJBU0lDcghPTE40QzhCVwowCMmEARIDODMzGIwYIOA8KJ%5FipAMw9uOkAzhPQAFYAWoFQkFTSUNyCE9MTjRDOEJXEgoIAhABGAIqAklCGAEiBAgBEAEoAigDKAQwDQ) Sun, Jan 31 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select KLM flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,578 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1577.20&airProductToken=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) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select American Airlines flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,602 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1601.40&airProductToken=AQqAAQo-CMGCARIENjg1NhjgPCDriQEow4akAzDCiKQDOE9AAFgBagVCQVNJQ3IIT0xONEM4QjR6CgjCggESBDY4NTYKPgjBggESBDY5NzAY64kBIINpKLqJpAMwko6kAzhPQAFYAWoFQkFTSUNyCE9MTjRDOEI0egoIwoIBEgQ2OTcwCqcBCjIIwYIBEgQyNTc5GINpIKOxASj726QDMPjcpAM4QkAAWAFqBUJBU0lDcghPTE40QzhCNAoxCMGCARICNzgYo7EBIOuJASi93aQDMOPhpAM4QkABWAFqBUJBU0lDcghPTE40QzhCNAo-CMGCARIENjg0OBjriQEg4DwoveKkAzCj5KQDOE9AAVgBagVCQVNJQ3IIT0xONEM4QjR6CgjCggESBDY4NDgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAB) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select Delta flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,608 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1607.20&airProductToken=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) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip [Select Austrian Airlines flight, departing Mon, Feb 1 from Athens to Denver, returning Mon, Feb 8, priced at CA $1,683 Found 1 day ago](https://www.expedia.ca/Flights-Search?leg1=from:ATH,to:DEN,departure:01/02/2027TANYT&leg2=from:DEN,to:ATH,departure:08/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1682.80&airProductToken=AQquAQozCM-mARIDODAyGOA8IJUiKI2JpAMwmYqkAzhLQABYAWoIRUNPTElHSFRyCEtYNlBBWEJRCjQIz6YBEgMzMzEYlSIg64kBKN6RpAMw9JKkAzhLQAFYAWoIRUNPTElHSFRyCEtYNlBBWEJRCkEIz6YBEgQ3OTkyGOuJASCDaSi3lKQDMIWZpAM4S0ABWAFqCEVDT0xJR0hUcghLWDZQQVhCUXoKCNWCARIENzk5MgquAQpBCM-mARIENzk5MRiDaSDriQEog96kAzCk4qQDOEtAAFgBaghFQ09MSUdIVHIIS1g2UEFYQlF6CgjVggESBDc5OTEKNAjPpgESAzMzNhjriQEglSIo2uSkAzDh5aQDOEtAAVgBaghFQ09MSUdIVHIIS1g2UEFYQlEKMwjPpgESAzgwMRiVIiDgPCj-7KQDMIDupAM4S0ABWAFqCEVDT0xJR0hUcghLWDZQQVhCURIKCAIQARgCKgJPUxgBIgQIARABKAIoAygEMAs) Mon, Feb 1 - Mon, Feb 8 · ATH · DEN · Roundtrip ## Find the cheapest month to fly from Athens (ATH) to Denver (DEN) ### January is typically the cheapest month to fly From CA $1,258 - CA $2,128 per traveller. View flights in January Insights are based on prices from searches for economy trips of 10 days or less on our sites in the last 12 months. Insights are informative only and current prices may differ. ## Book with confidence ### Athens to Denver Flights #### The easy way to book your flights from Athens to Denver With Expedia, it’s simple to find and book flights to Denver from Athens whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 11 airlines that cover this route. There are nonstop flights to Denver Intl., too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Athens to Denver today, tomorrow, or this week. #### Save dollars with cheap flights from Eleftherios Venizelos, ATH to Denver Intl., DEN Sort your search results by price to find great deals on your flight from Athens to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Athens currently is just CA $1,471 rising to CA $1,683\. Here are more money-saving tips: - Fly in February when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Denver - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! #### Reasons to choose Expedia for your flight to Denver from Athens Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today. ## Frequently Asked Questions ### How much does a flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) cost? You can find one-way and return flights from ATH to DEN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ATH to DEN ticket fares go up or down. ### What is the cheapest month to fly from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? The cheapest months to fly from ATH to DEN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? Enter ATH to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? LOT-Polish Airlines is one of the cheapest airlines offering connecting return flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.), with prices starting from around CA$2756 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class, with a layover in Frederic Chopin (WAW). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget. ### How do I find cheap flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? To find a cheap flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.ca/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### How many flights per day from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? There are approximately 53 connecting flights per day from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.). Some common connection points include Heathrow (LHR), Adolfo Suarez Madrid-Barajas (MAD), and Dublin (DUB). ### What is the earliest flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? The earliest flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) typically departs around 12:50 AM. This flight is operated by Aegean and Turkish Airlines. This is a seasonal service, active only in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search. ### What day of the week has the most flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? You'll generally find the most flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) on a Saturday, with around 61 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Lufthansa, Delta, and American Airlines. Looking at the week, Saturday has notably more flight options compared to other days, making it a great day to consider for your journey. ### What are the most popular departure times for flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? The most popular departure times for flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) are in the morning, from 6am to 9am. Many major carriers, including Lufthansa, British Airways and Aegean, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, getting you to your destination with plenty of day left. ### How long does it take to fly from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? There are no nonstop flights from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.). For flights with one stop, you can expect the journey to take around 18 hours. If your flight has two or more stops, the travel time will be longer, typically around 21 hours 48 minutes. The total distance covered on this route is approximately 9,905 kilometres. Keep in mind that these are average travel times, and your actual flight duration can vary depending on the specific routing, layover times, and even weather conditions. ### Can you fly business or first class from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? Yes, you can fly business class between ATH and DEN. Airlines that offer business class service on this route include: \* Lufthansa \* Air France \* Iberia \* ITA Airways \* SAS \* Swiss International Air Lines \* British Airways \* Aegean \* Turkish Airlines \* KLM \* Air Canada \* Air Europa \* Delta \* United \* Austrian Airlines \* Helvetic Airways \* American Airlines ### How do I earn miles on a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight with Expedia? It's easy to earn miles on a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.ca/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### What airports do you fly into for Denver, CO (DEN) from Athens (ATH)? If you're planning to travel to Denver from Eleftherios Venizelos (ATH), you can fly directly into Denver Intl. (DEN) which offers international flights and connections. Some flights may connect through major hubs like Heathrow (LHR), Franz Josef Strauss Intl. (MUC), or Zürich (ZRH) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans. ### Is it cheaper to buy a plane ticket from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) at the last minute? Typically, booking a last minute flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight and hotel package? Securing a Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) [flight and hotel package](https://www.expedia.ca/denver.d178254.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.)? If you booked your Athens (ATH-Eleftherios Venizelos) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.ca/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.ca/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Athens Intl. Airport | | ------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Denver International Airport | | Distance | 9,905 km away | | Airlines serving | British Airways, Lufthansa, Brussels Airlines, Iberia, Austrian Airlines, Air Canada, Turkish Airlines, SAS, American Airlines, KLM, Swiss International Air Lines, Delta, Air France, ITA Airways, United, Virgin Atlantic, Alaska Airlines | | Popular airline | British Airways | | Roundtrip price | CA $1,471 | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Edmonton (YEG) to Denver (DEN)](https://www.expedia.ca/lp/flights/yeg/den/edmonton-to-denver) - [Flights from Moab (CNY) to Denver (DEN)](https://www.expedia.ca/lp/flights/cny/den/moab-to-denver) - [Flights from Nanaimo (ZNA) to Denver (DEN)](https://www.expedia.ca/lp/flights/zna/den/nanaimo-to-denver) - [Flights from Billings (BIL) to Denver (DEN)](https://www.expedia.ca/lp/flights/bil/den/billings-to-denver) - [Flights from New York (LGA) to Denver (DEN)](https://www.expedia.ca/lp/flights/lga/den/new-york-to-denver) - [Flights from Sudbury (YSB) to Denver (DEN)](https://www.expedia.ca/lp/flights/ysb/den/sudbury-to-denver) - [Flights from Newark Liberty Intl. 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