Cheap flights from Denver, CO to Athens

Flights starting at $460. Choose between United Airlines, Frontier Airlines, or Delta Air Lines to find the best price.

Why travel with Kiwi.com?
Best price

100+ million searches a day to find you the best available price.

Unique content

Explore unique options you won’t find anywhere else.

Travel hacks

Discover flight options and prices the airlines don’t want you to see.

Tips to know when travelling to Athens

Find the best day to fly to Athens

Return trips

Mailbox
Receive exclusive deals by email.

By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.

Travelers usually depart from Denver International, Denver Union Station, or Rocky Mountain Metropolitan Airport when they travel from Denver to Athens. Book your trip to arrive at Athens International, Athens Train Station, Athens - Kifissos, Athens - Karolou, or Athens-Agioi Anargyroi. The most popular airlines for this route are United Airlines, Frontier Airlines, Delta Air Lines, Spirit Airlines, and Turkish Airlines. Denver and Athens have 401 direct flights per week. When you arrive at Athens, consider visiting Acropolis of Athens, and Peloponnese.

Check-in for a flight from Denver to Athens

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Turkish AirlinesTHYTKYes0
0

Greece COVID-19 travel restrictions

Kiwi.com

Latest COVID-19 restrictions

Greece

Kiwi.com/COVID-19/Greece
  • Travel is allowed
  • No proof of a negative pre-departure COVID-19 test result required
  • No quarantine required
Latest COVID-19 travel restrictions in Greece – 08/2022
Your trip summary

Most travelers from Denver, DEN can enter Greece, but there are restrictions.

Departure

Travel restrictions
  • Travel is allowed
  • No proof of a negative pre-departure COVID-19 test result required
  • No quarantine required
Visa requirements
  • No visa required

Return

Travel restrictions
  • Travel is allowed with restrictions for vaccinated travelers
  • No proof of negative pre-departure COVID-19 test results or recovery certificate
  • No quarantine required for vaccinated travelers
Visa requirements
  • No visa required
Forms and documents
  • Mandatory proof of vaccination for the United States
  • Mandatory travel attestation form

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in Greece in our dedicated Stories article.

Frequently asked questions

What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and Las Vegas, Los Angeles, Chicago, Minneapolis, Dallas, Washington, D.C., Orlando, Phoenix, San Francisco, Houston, San Diego, Austin, Atlanta, Paris, Philadelphia, New York, Miami, London, Seattle, Tampa.
What are the most popular routes to and from Athens?
Travelers frequently search for route combinations, such as Athens and New York, Chicago, Los Angeles, Boston, Santorini, London, San Francisco, Larnaca, Tel Aviv, Mykonos, Miami, Rome, Seattle, Paris, Orlando, Budapest, Oakland, Fort Lauderdale, Barcelona, Vienna.
Which airports are there in Denver?
Denver is mainly served by Denver International. But there are other airports nearby, including Rocky Mountain Metropolitan Airport, Centennial Airport.
What airports are near Denver?
The main airport in Denver is Denver International. It is also served by Colorado Springs, Cheyenne Regional, Eagle County Regional, Pueblo Memorial, Laramie Regional.
What airports are near Athens?
The main airport in Athens is Athens International. It is also served by Milos Island National, Kalamata International, Araxos.
What buses and trains depart from Denver?
A number of bus and train companies depart from Denver, including Greyhound, Amtrak train.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Denver and Athens?
Yes, it's possible to combine different modes of transport between Denver and Athens thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Denver and Athens can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between Denver and Athens?
Currently, you can fly between Denver and Athens with United Airlines, Frontier Airlines, Delta Air Lines, Spirit Airlines, Turkish Airlines.
When's the best time to travel between Denver and Athens?
What flights operate between Denver and Athens?
How many airports are there near Denver?
How many airports are there near Athens?
Is it possible to reach Denver by bus or train?
What time do nonstop (direct) flights between Denver and Athens depart?
What time do nonstop (direct) flights between Denver and Athens arrive?
What time do flights between Denver and Athens depart?
What time do flights between Denver and Athens arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

Explore alternative trips

Flights from Denver

Flights to Athens

Popular routes

Find the best connection from Denver to Athens

Search, compare, and book flights, trains, or buses to get there.

Search flights, trains & buses