What’s the cost of a flight from Boston to Kos?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Boston and Kos.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Airport options between Boston and Kos

Even for routes around 7931 km, using different airports might affect flight cost and travel time.

• Airports in Boston: Only Boston - Logan operates here.
• Airports in Kos: Kos is the only functioning airport.

Checking the average travel time to the airport can help you plan better. For some routes, changing your arrival or departure airport might also affect the price.

Find flights from Boston to Kos that suit your schedule

Use Jetcost to sort and filter results based on your preferred flight time, number of stops, price range, or airline. View deals from the best airlines and travel agencies.

Other popular destinations

Interested in Greece? These cities are also in demand: Athens, Crete, Kerkyra, Thessaloniki, Thira.

Connecting flights can be cheaper but often mean longer layovers. You can easily select either direct or connecting flights with a single click using the filters.