Cheap flights from Seattle, WA to Cheongju, South Korea
Flights starting at $533. Choose between Tway Airlines, Alaska Airlines, or Eastar Jet 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 Cheongju
Cheapest one-way trip | $533 |
---|---|
Cheapest round-trip | $1,010 |
Average round-trip | $1,155 |
Includes rare itinerary | |
Most popular airline | Tway 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 Cheongju. The most popular airlines for this route are Tway Airlines, Alaska Airlines, Eastar Jet, Jetstar Airways, and Japan Airlines. Seattle and Cheongju have 288 direct flights per week. When you arrive at Cheongju, consider visiting Songdo, N Seoul Tower, and Changdeokgung Palace Complex, South Korea.
Check-in for a flight from Seattle to Cheongju
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Tway Airlines | TWB | TW | Yes | 0 0 |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Eastar Jet | ESR | ZE | Yes | No |
Jetstar Airways | JST | JQ | No | 0 0 |
Japan Airlines | JAL | JL | No | 0 0 |
Weather in Cheongju
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 2°C | -5°C |
February | 5°C | -2°C |
March | 11°C | 1°C |
April | 17°C | 6°C |
May | 23°C | 11°C |
June | 28°C | 16°C |
July | 29°C | 20°C |
August | 29°C | 21°C |
September | 25°C | 16°C |
October | 19°C | 9°C |
November | 12°C | 3°C |
December | 3°C | -3°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 Denver
- Flights from Seattle to Las Vegas
- Flights from Seattle to Mexico City
- Flights from Seattle to Orlando
- Flights from Seattle to Atlanta
- Flights from Seattle to Austin
- Flights from Seattle to London
- Flights from Seattle to Houston
- Flights from Seattle to Paris
- Flights from Seattle to Barcelona
- Flights from Seattle to Rome
- Flights from Seattle to Los Angeles
- Flights from Seattle to Phoenix
- Flights from Seattle to Washington, D.C.
- Flights from Seattle to Detroit
- Flights from Seattle to Madrid
- Flights from Seattle to Dublin
- Flights from Seattle to Minneapolis
- Flights from Seattle to Cleveland
- Flights from Seattle to Guadalajara
Flights to Cheongju
- Flights from Jeju City to Cheongju
- Flights from Los Angeles to Cheongju
- Flights from Tokyo to Cheongju
- Flights from Ho Chi Minh City to Cheongju
- Flights from Seoul to Cheongju
- Flights from New York to Cheongju
- Flights from Orlando to Cheongju
- Flights from Las Vegas to Cheongju
- Flights from Denver to Cheongju
- Flights from Chicago to Cheongju
- Flights from Miami to Cheongju
- Flights from Atlanta to Cheongju
- Flights from Dallas to Cheongju
- Flights from Phoenix to Cheongju
- Flights from Philadelphia to Cheongju
- Flights from San Francisco to Cheongju
- Flights from Houston to Cheongju
- Flights from San Juan to Cheongju
- Flights from Washington, D.C. to Cheongju
- Flights from Fort Lauderdale to Cheongju
Popular routes
- Flights from New York to Barcelona
- Flights from Chicago to Guadalajara
- Flights from New York to Rome
- Flights from Stockton to Green Bay
- Flights from Medford to Quepos
- Flights from Philadelphia to Nan Province
- Flights from Trenton to Belfast
- Flights from Portland to Ilhéus
- Flights from Hana to Kansas City
- Flights from Tampa to Meridian
- Flights from Meridian to Tampa
- Flights from Cedar Rapids to Niagara Falls
- Flights from Fayetteville to Puerto Escondido, Oaxaca