Cheap flights from Seattle, WA to Kos, Greece
Flights starting at £392. Choose between Alaska Airlines, Aegean, or easyJet to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Kos
Cheapest one-way trip | £432 |
---|---|
Cheapest round-trip | £862 |
Average round-trip | £999 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Kos. The most popular airlines for this route are Alaska Airlines, Aegean, easyJet, SKY express, and Norse Atlantic Airways. Seattle and Kos have 302 direct flights per week.
Check-in for a flight from Seattle to Kos
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Aegean | AEE | A3 | No | Opens 48 days before flight Closes 1 hours before flight |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
SKY express | SEH | GQ | No | 0 0 |
Norse Atlantic Airways | NBT | N0 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Kos
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 14°C | 11°C |
February | 14°C | 11°C |
March | 15°C | 12°C |
April | 18°C | 14°C |
May | 21°C | 18°C |
June | 25°C | 21°C |
July | 28°C | 24°C |
August | 28°C | 24°C |
September | 26°C | 22°C |
October | 22°C | 19°C |
November | 19°C | 16°C |
December | 15°C | 13°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Seattle
- Flights from Seattle to London
- Flights from Seattle to Las Vegas
- Flights from Seattle to Denver
- Flights from Seattle to Phoenix
- Flights from Seattle to Dublin
- Flights from Seattle to Melbourne
- Flights from Seattle to Orlando
- Flights from Seattle to Salt Lake City
- Flights from Seattle to San Jose
- Flights from Seattle to Vancouver
- Flights from Seattle to Manchester
- Flights from Seattle to Edinburgh
- Flights from Seattle to San Francisco
- Flights from Seattle to Philadelphia
- Flights from Seattle to Dallas
- Flights from Seattle to Washington, D.C.
- Flights from Seattle to New York
- Flights from Seattle to Atlanta
- Flights from Seattle to Los Angeles
- Flights from Seattle to Rome
Flights to Kos
- Flights from London to Kos
- Flights from Thessaloniki to Kos
- Flights from Athens to Kos
- Flights from Manchester to Kos
- Flights from Dublin to Kos
- Flights from Birmingham to Kos
- Flights from Bristol to Kos
- Flights from Heraklion to Kos
- Flights from Glasgow to Kos
- Flights from Tallinn to Kos
- Flights from Frankfurt to Kos
- Flights from Alexandroupoli to Kos
- Flights from Larnaca to Kos
- Flights from Barcelona to Kos
- Flights from Calgary to Kos
- Flights from Chios to Kos
- Flights from Edinburgh to Kos
- Flights from Mytilene to Kos
- Flights from Brussels to Kos
- Flights from Riga to Kos
Popular routes
- Flights from London to Bucharest
- Flights from Stockholm to Providenciales
- Flights from London to Barcelona
- Flights from Zürich to Kozhikode
- Flights from Philadelphia to Luang Prabang
- Flights from Accra to Baton Rouge
- Flights from Istanbul to Rio Branco, Acre
- Flights from Saint Vincent to Cincinnati
- Flights from Port Moresby to Hamburg
- Flights from Mexico City to Calama
- Flights from Rochester to Destin
- Flights from Destin to Rochester
- Flights from Kumasi to Luxembourg