Cheap flights from Seattle to Kos

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adults
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

How much is a ticket from Seattle to Kos?

Flight prices from Seattle to Kos change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Which airports are most convenient between Seattle and Kos?

Whether it’s cost or connection time, the right airport combination can make a difference.

  • Airports in Seattle: There are 2 airports in Seattle - Boeing Field, Lake Union.
  • Airports in Kos: Kos is the only functioning airport for now.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flights from Seattle - Tacoma to Kos

Explore flights from Seattle to Kos your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by specific travel agency.

Other popular destinations

Also interested in Greece? Check out: Athens, Crete, Kerkyra, Thessaloniki, Thira.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Kos.

How much does an airline ticket from Seattle 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 Seattle to Kos.

How far is Seattle from Kos?

Seattle is about 10166 km from Kos.

What are the airports in Kos?

Kos has one airport: Kos.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

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 Seattle to Kos?

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.