Find the cheapest flights from Seattle to Jeju-do
Cheap round-trip flights
Cheap one-way flights
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Cathay Pacific flights from Seattle to Jeju-do
Our best Cathay Pacific deals on Seattle to Jeju-do flight tickets
Singapore Airlines flights from Seattle to Jeju-do
Our best Singapore Airlines deals on Seattle to Jeju-do flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Seattle to Jeju-do that are best for you.
Fly from
Fly to
Route
Depart
Return
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Mon 11/9
10:50 am-6:40 am
1 stop26h 50m
Jeju City
Sat 11/14
7:45 am-9:10 am
1 stop18h 25m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-9:45 am
1 stop16h 30m
Jeju City
Fri 9/11
8:30 pm-4:10 pm
2 stops35h 40m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-5:30 pm
1 stop24h 15m
Jeju City
Fri 9/11
12:20 pm-4:10 pm
1 stop19h 50m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-10:15 pm
2 stops29h 00m
Jeju City
Fri 9/11
9:05 pm-4:10 pm
2 stops35h 05m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-10:15 pm
2 stops29h 00m
Jeju City
Fri 9/11
9:05 pm-4:10 pm
2 stops35h 05m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-5:30 pm
1 stop24h 15m
Jeju City
Fri 9/11
10:30 am-4:10 pm
1 stop21h 40m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-9:45 am
1 stop16h 30m
Jeju City
Fri 9/11
7:30 am-4:10 pm
2 stops24h 40m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Sat 9/5
12:25 pm-6:30 am
1 stop26h 05m
Jeju City
Fri 9/11
4:00 pm-9:00 am
3 stops33h 00m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Fri 9/4
1:15 am-9:45 pm
3 stops28h 30m
Jeju City
Fri 9/11
7:30 am-4:10 pm
2 stops24h 40m
SeattleJeju City
SEA Seattle/Tacoma Intl - CJU Jeju City
SEACJU
Seattle/Tacoma Intl
Sun 11/8
12:10 am-7:10 pm
2 stops26h 00m
Jeju City
Sat 11/14
7:45 am-6:10 pm
2 stops27h 25m
Cheap Seattle to Jeju-do flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Jeju-do
Frequently asked questions about flying from Seattle to Jeju-do
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Jeju-do?
Prices for flights from Seattle/Tacoma Intl Airport to Jeju-do are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Jeju-do?
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.
What documentation or ID do you need to fly 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.
Frequently asked questions about flying from Seattle to Jeju-do
How do I get Price Alerts for flights from Seattle to Jeju-do?
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.
How can I save money on flights from Seattle to Jeju-do with momondo?
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.
How does momondo find its flight prices?
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.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Jeju-do?
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.
Can I find flights from Seattle to Jeju-do with flexible booking policies on momondo?
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.
How can momondo help me find flights from Seattle to Jeju-do?
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.
I’m not ready to book a flight from Seattle to Jeju-do right now. Can momondo alert me if prices change?
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.