How much is a ticket from Chicago O'Hare to Kos?

Depending on when you travel and how far in advance you book, fares between Chicago and Kos can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Flying from or to Chicago and Kos? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Chicago: You have 3 departure options - Midway, O'Hare, Rockford.
• Airports in Kos: Kos is the only arrival option right now.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Compare flights from Chicago O'Hare to Kos with advanced filters

Find your ideal flight using Jetcost. Select whether you want nonstop or connecting flights, round-trip or one-way, and filter by airline, price, or booking site.

Other popular destinations

Looking for alternatives in Greece? Travelers also liked: Athens, Crete, Kerkyra, Thessaloniki, Thira.

If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.