SEA - KGS

$1,131 Find Cheap Flights from Seattle to Kos

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Kos departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Kos

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Kos, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Kos, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Seattle to Kos (SEA-KGS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Kos that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Kos

Fri, Jul 25 - Fri, Aug 1
Logo
3:45 pm - 9:30 pmSEA-KGS
19h 45m2 stops
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11:40 am - 10:35 amKGS-SEA
32h 55m2 stops
$1,131
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Sat, Jul 26 - Sat, Aug 2
Logo
2:20 pm - 11:50 amSEA-KGS
35h 30m2 stops
Logo
9:40 am - 6:36 pmKGS-SEA
18h 56m2 stops
$1,146
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Sat, Jul 26 - Sat, Aug 2
Lufthansa Logo
2:20 pm - 11:50 amSEA-KGS
35h 30m2 stops
Lufthansa Logo
9:40 am - 11:55 amKGS-SEA
36h 15m1 stop
$1,169Lufthansa
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Sat, Jul 26 - Sat, Aug 2
Logo
4:20 pm - 10:10 amSEA-KGS
31h 50m1 stop
Logo
9:40 am - 11:55 amKGS-SEA
36h 15m1 stop
$1,171
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Fri, Jul 25 - Fri, Aug 1
Logo
6:50 pm - 6:35 pmSEA-KGS
13h 45m1 stop
Logo
3:55 pm - 2:50 pmKGS-SEA
32h 55m1 stop
$1,176
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Fri, Jul 25 - Fri, Aug 1
Logo
3:45 pm - 9:30 pmSEA-KGS
19h 45m2 stops
Logo
10:05 pm - 9:21 amKGS-SEA
45h 16m3 stops
$1,219
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Sat, Jul 26 - Sat, Aug 2
Logo
5:30 am - 12:05 amSEA-KGS
32h 35m3 stops
Logo
11:25 am - 11:10 amKGS-SEA
33h 45m2 stops
$1,229
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Fri, Jul 25 - Fri, Aug 1
SWISS Logo
1:45 pm - 2:30 pmSEA-KGS
38h 45m2 stops
SWISS Logo
3:55 pm - 2:50 pmKGS-SEA
32h 55m1 stop
$1,313SWISS
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Fri, Jul 25 - Fri, Aug 1
Emirates Logo
5:15 pm - 5:30 pmSEA-KGS
38h 15m2 stops
Emirates Logo
11:25 am - 1:25 pmKGS-SEA
36h 00m2 stops
$2,423Emirates
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Fri, Jul 25 - Fri, Aug 1
SWISS Logo
12:40 pm - 2:30 pmSEA-KGS
39h 50m2 stops
SWISS Logo
3:55 pm - 2:50 pmKGS-SEA
32h 55m1 stop
$3,071SWISS
Find Deal
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KAYAK's insights & trends for Seattle to Kos flights

Get data-powered insights and trends into flights from Seattle to Kos to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Seattle to Kos?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Seattle to Kos were found on Lufthansa ($1,169) and SWISS ($1,313).

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Good to know

Cheapest flight$1,131
Flight from Seattle to Kos

When to book flights from Seattle to Kos

Are your dates flexible? Find out the best times to travel from Seattle to Kos based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Seattle to Kos

  • What is the cheapest flight from Seattle to Kos?

    In the last 3 days, the lowest price for a flight from Seattle to Kos was $1,131 for a round-trip ticket.

  • Do I need a passport to fly between Seattle and Kos?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Seattle and on arrival in Kos.

  • Which airports will I be using when flying from Seattle to Kos?

    When flying out of Seattle you will be using Seattle/Tacoma Intl. You will be landing at Kos, also known as Kos.

  • Which aircraft models fly most regularly from Seattle to Kos?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Seattle to Kos?

    Star Alliance is the only airline alliance operating flights between Seattle and Kos.

  • How does KAYAK find such low prices on flights from Seattle to Kos?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Kos.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Kos?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kos from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Kos?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Kos with an airline and back to Seattle with another airline. Booking your flights between Seattle and KGS can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Kos?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Kos from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Kos

Information on your arrival and departure airports

Seattle (SEA)
Kos (KGS)

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