Cheap flights from Seattle to Kos from £395

Cheap flights from Seattle to Kos from £395

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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£395
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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£397
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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£399
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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£404
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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£430
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3 stops
Mon, Jun 15
Seattle SEAKos KGS
£440
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£794
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£799
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£803
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£804
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£827
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3 stops
Mon, Jun 15 – Fri, Jun 19
Seattle SEAKos KGS
£836
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How much do flights to Kos cost?

Cheapest one-way trip

£395

Cheapest round-trip

£794

Average round-trip

£1,042

Includes rare itinerary

Travel hack

Most popular airline

Aegean

Getting from Kos airport to the city center

The fastest options are taxi and private transfer, while budget travelers often choose public bus

Kos is served by Kos Island International Airport (KGS), located approximately 24 km southwest of Kos Town. This Greek island destination offers several airport transfers to city center options, including public buses, taxis, private transfers, and rental cars. Journey times typically range from 25 to 40 minutes depending on traffic and your chosen transport method. The airport serves as the main gateway to the island's beaches, historical sites, and vibrant town center.

Transport Option

Typical Time

Typical Cost

Frequency

Best For

35-50 min

€4 – €5; one-way fare to Kos Town

limited service, aligned with flights (traffic dependent)

budget travelers

25-35 min

€35 – €45; metered fare; may vary by time of day

on-demand at arrivals (traffic dependent)

convenience with luggage

25-35 min

€40 – €60; pre-booked; price per vehicle

pre-booked (traffic dependent)

families and groups

25-35 min

€30 – €70; per day; varies by season and vehicle

on-demand at airport desks (traffic dependent)

island exploration flexibility

30-50 min

€0 – €20; often included with accommodation or small fee

aligned with guest arrivals (traffic dependent)

resort guests

Notes:

  • Prices in EUR; table created in 2025 and subject to change.
  • Public bus service is limited and may not operate for all flight arrivals, especially late evening flights.
  • Taxi fares are metered but confirm the approximate fare before departure.
  • Rental car is recommended for exploring the island beyond Kos Town.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Kos

Depart from
Seattle–Tacoma International
Arrive to
Kos Island International
Average flights per week
400
Flight distance

Check-in for a flight from Seattle to Kos

NameCarrier codeIATA CodePassport needed during booking
AegeanAEEA3No
KLM Royal Dutch AirlinesKLMKLNo
RyanairRYRFRNo
SKY expressSEHGQNo
Alaska AirlinesASAASNo

Online check-in is not available for these airlines.

Weather in Kos

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January14°C11°C
February14°C11°C
March15°C12°C
April18°C14°C
May21°C18°C
June25°C21°C
July28°C24°C
August28°C24°C
September26°C22°C
October22°C19°C
November19°C16°C
December15°C13°C
Hottest Month
28°C
July
Coldest month
11°C
January
Sunny days
317
days per year

14 day forecast

Saturday
23 May
88%
21°C17°C
30 May
23°C18°C
Sunday
24 May
22°C18°C
31 May
22°C20°C
Monday
25 May
23°C18°C
1 Jun
22°C19°C
Tuesday
26 May
23°C19°C
2 Jun
22°C19°C
Wednesday
27 May
66%
23°C20°C
3 Jun
22°C20°C
Thursday
28 May
22°C19°C
4 Jun
23°C20°C
Friday
29 May
23°C19°C
5 Jun
25°C21°C
Travelers usually depart from Seattle–Tacoma International, Kenmore Air Harbor Seaplane Base, or Boeing Field when they travel from Seattle to Kos. The most popular airlines for this route are Aegean, KLM Royal Dutch Airlines, Ryanair, SKY express, and Alaska Airlines. Seattle and Kos have 400 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and London, Mexico City, New York, Las Vegas, Los Angeles, Guadalajara, Calgary, Edinburgh, Phoenix, San Francisco, Dallas, Chicago, Honolulu, San Diego, Ontario, Glasgow, Belfast, Denver, Istanbul, Kahului.
What are the most popular routes to and from Kos?
Travelers frequently search for route combinations, such as Kos and London, Manchester, Athens, Birmingham, Bristol, Tirana, Bucharest, Thessaloniki, Dublin, Copenhagen, Milan, Crete, Munich, Düsseldorf, Tallinn, Lisbon, Amsterdam, Vienna, Rome, Paris.
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Boeing Field, Kenmore Air Harbor Seaplane Base.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Vancouver International, Portland International, Bellingham International, Abbotsford International, Vancouver Harbour Flight Centre, Yakima Air Terminal, Pangborn Memorial, Victoria Inner Harbour SPB, Paine Field Everett.
What airports are near Kos?
The main airport in Kos is Kos Island International. It is also served by Kos Island International, Kalymnos Island National.
Which airlines fly between Seattle and Kos?
Currently, you can fly between Seattle and Kos with Aegean, KLM Royal Dutch Airlines, Ryanair, SKY express, Alaska Airlines.
When’s the best time to travel between Seattle and Kos?
If you don’t have specific dates for your trip between Seattle and Kos, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Seattle and Kos?
Traveling between Seattle and Kos, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Seattle?
There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Bellingham International, Abbotsford International, Vancouver Harbour Flight Centre, Yakima Air Terminal, Pangborn Memorial, Victoria Inner Harbour SPB, Paine Field Everett
How many airports are there near Kos?
What time do nonstop (direct) flights between Seattle and Kos depart?
What time do nonstop (direct) flights between Seattle and Kos arrive?
What time do flights between Seattle and Kos depart?
What time do flights between Seattle and Kos arrive?

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