Fly from
Fly to
Route
Depart
Return
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Wed 11/5
11:00 am-1:00 pm
2 stops33h 00m
Jeju City
Sat 11/8
9:20 am-9:00 am
2 stops16h 40m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 12/7
5:50 am-9:20 pm
2 stops22h 30m
Jeju City
Sun 12/14
7:55 am-6:40 pm
2 stops27h 45m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Fri 12/5
5:50 am-9:20 pm
2 stops22h 30m
Jeju City
Fri 12/12
7:55 am-6:40 pm
2 stops27h 45m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 12/7
5:50 am-8:55 pm
3 stops22h 05m
Jeju City
Sun 12/14
7:55 am-6:40 pm
2 stops27h 45m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 12/7
12:35 pm-8:35 am
2 stops27h 00m
Jeju City
Sun 12/14
11:20 am-10:50 am
1 stop16h 30m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 3/8
9:45 am-7:20 am
1 stop29h 35m
Jeju City
Thu 3/12
7:55 pm-8:10 am
1 stop28h 15m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 3/8
7:20 am-12:50 pm
2 stops37h 30m
Jeju City
Thu 3/12
6:55 pm-6:25 pm
2 stops39h 30m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Fri 12/5
8:45 am-7:20 am
1 stop29h 35m
Jeju City
Mon 12/8
8:55 am-7:10 am
1 stop39h 15m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 3/8
7:20 am-12:50 pm
2 stops37h 30m
Jeju City
Thu 3/12
6:55 pm-6:25 pm
2 stops39h 30m
SeattleJeju City
SEA - CJU
SEACJU
Seattle/Tacoma Intl
Sun 3/8
7:20 am-12:50 pm
2 stops37h 30m
Jeju City
Thu 3/12
6:55 pm-5:00 pm
2 stops38h 05m
Prices for flights from Seattle/Tacoma Intl Airport to Jeju-do are refreshed on a daily basis.
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Jeju-do.
The travel and health documents you'll need for your trip to Jeju-do may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jeju-do. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Price Alerts will notify you by email when the price for flights to Jeju-do from Seattle decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Jeju-do from Seattle.
Flights from Seattle to Jeju-do with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
momondo provides multiple filters to help you find the best flight to Jeju-do from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
If you are not ready to book a flight from Seattle to Jeju-do now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Jeju-do and let you know when they change.