Cheap flights from Boston to Kos

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Flight prices from Boston to Kos

There’s no fixed price — fares between Boston and Kos can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Flying from or to Boston 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 Boston: Only Boston - Logan is available for departures.
  • 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.

Flights from Boston - Logan to Kos

Plan smarter: flights from Boston to Kos

Find the flight that fits your plans with Jetcost. You can filter results by stops, agencies, budget, time of day, and airline — all in one search.

Other popular destinations

Travelers flying to Greece also checked out: Athens, Crete, Kerkyra, Thessaloniki, Thira.

Comparing offers from multiple agencies helps you find the best price for the same route. You can also spot exclusive deals from individual airlines right in the results list.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Kos.

How much does an airline ticket from Boston to Kos cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to Kos.

How far is Boston from Kos?

Boston is about 7931 km from Kos.

What are the airports in Kos?

Kos has one airport: Kos.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in Greece?

The most popular cities in Greece according to our users' searches are: Athens, Crete, Kerkyra, Thessaloniki, Thira.

When should I book a flight from Boston to Kos?

This information is not available at the moment.

What is the cheapest month to fly from Boston to Kos?

This information is not available at the moment.

What is the most expensive month to fly from Boston to Kos?

This information is not available at the moment.

What is the best day of the week to fly from Boston to Kos?

This information is not available at the moment.