Cheap Flights from Seattle to Jeju

Compare Seattle to Jeju flight deals

Find the cheapest month or even day of the year to fly to Jeju

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Flight deals from Seattle to Jeju

Looking for a cheap last-minute deal or the best return flight from Seattle to Jeju Airport? If you want to travel next month, return fares start from Rs297,723. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Jeju

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Jeju flights are currently cheapest in July.

Seattle to Jeju: Alternative routes

Compare routes from Seattle to Jeju below. You may find an airport to fly into that's cheaper, faster, or easier than Jeju.

Seattle to Jeju: Flight information

The things to know before you go.
Cheapest flight foundRs145,142
Cheapest month to flyJuly

Finding cheap flights from Seattle to Jeju: Frequently asked questions

The best price we found for a return flight from Seattle to Jeju is Rs297,723. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to Jeju. But we found flights with one stop from Rs297,723.
As of June 2026, there are no flights flying from Seattle to Jeju.
The cheapest month to fly from Seattle to Jeju is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Jeju Airport on Tuesday, 21 July 2026.
No airlines currently offer direct flights between Seattle and Jeju Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Jeju but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Jeju is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Jeju is Asiana Airlines .

Travelling from Seattle to Jeju International Airport (CJU): What you need to know

  • Jeju is 17 hours ahead of Seattle. Jeju International Airport is located in Jeju, which is in the UTC+9 timezone.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to board your flight from Seattle to CJU.

  • With more people on the move during busy periods like July, be at your terminal even earlier. Two hours for domestic flights and as much as four for international journeys will help you deal with any delays. Remember things also get busy during major holidays like Christmas.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • We make it simple to find cheap flights from Seattle to CJU that include a stopover. To explore your options leaving from Seattle-Tacoma International Airport (SEA), deselect 'Direct flights only.' Then, simply pick a flight that has a stop long enough to tour your chosen city. Major stopovers between SEA and CJU include:

    • Shanghai Pudong International Airport (PVG)

    • Taiwan Taoyuan International Airport (TPE)

    • Tokyo Narita International Airport (NRT)

  • Travelling from central Seattle to SEA takes about 35 minutes on public transport. If you ride-share, drive or grab a taxi, you'll cover the 23 kilometres in 25 minutes or so, depending on traffic conditions.

  • Have an early flight from Seattle to Jeju International Airport? Avoid the hassle of rushing to the terminal (and enjoy a few extra z's) by choosing one of these hotels close to Seattle-Tacoma International Airport:

  • 80% of flights departing from Seattle-Tacoma International Airport reach their destination on time. Given its strong on-time stats, disruptions are unlikely when taking off from SEA.

Seattle Paine Field International Airport (PAE)

  • You can get to PAE from the centre of Seattle in approximately 40 minutes by car, depending on traffic conditions. The journey by public transport will take roughly 1 hour 30 minutes to travel the 40 kilometres or so.

  • Flying out early in the morning? Think about staying at one of these accommodation options near Seattle Paine Field International Airport the day before your Seattle to CJU flight:

  • Most flights that leave Seattle Paine Field International Airport make it to their destination as expected. It boasts a strong on-time performance rate of 80%.

About Jeju International Airport (CJU)

  • If you're coming in on a late flight from Seattle to Jeju International Airport, nothing tops the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and sleeping not long after at one of these hotels near CJU:

  • For the lowest price, reserve your ride around three weeks in advance of your Seattle to Jeju International Airport flight.

Getting from Jeju International Airport (CJU) to central Jeju

  • Jeju International Airport is around 3 kilometres from central Jeju. The time it takes to get there in a taxi or car hire will depend on the time of day. Do some research before you go.

  • Travelling on public transport typically takes 20 minutes.

How to find the cheapest flights from Seattle to Jeju International Airport (CJU)

  • Rs145,142 is the lowest price for a one-way ticket from Seattle to Jeju International Airport. Return flights start from Rs297,723. These fares can change based on availability and demand.

  • To find cheap flights from Seattle to CJU, book ahead. Airlines tend to offer the most competitive fares when flights first go on sale.

  • If you're flexible with your trip dates, try using the 'Whole month' search tool. It'll show you the lowest price across the month when searching for your Seattle to Jeju International Airport ticket.

  • Locking in a cheap plane ticket from Seattle to CJU couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as prices go down.

  • Tailor your trip using filters. Select your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Seattle to Jeju International Airport.

The best time to fly from Seattle to Jeju International Airport (CJU)

  • Think about the pace you're looking for when deciding your trip dates. December is the quietest month to visit Jeju. January is when most people book flights from Seattle to Jeju International Airport (CJU), which may be ideal if you'd rather travel when it's busy.

  • Before locking in your Seattle to CJU plane ticket, consider the kind of weather you prefer. August is the warmest month in Jeju, with temperatures ranging from 22ºC to 30ºC.

  • For cooler conditions, look for a cheap ticket from Seattle to Jeju International Airport in January when temperatures are between 0ºC and 9ºC.

More about Jeju

  • Start your Jeju trip off on the right foot by choosing the ideal place to stay. Once you've booked your flight from Seattle to Jeju International Airport, browse our range of accommodation options including:

  • There are so many things to discover in this city, it can be difficult to know where to begin. Hamdeok Beach, Cherry blossom tunnel and Seoubong Trail are top sights which should feature on every Jeju itinerary.

Explore more of South Korea

  • You've visited Jeju, now it's time to discover other parts of South Korea. Journey about 193 kilometres north to Gwangju to tick off its leading sights. From World Cup Stadium to Gwangju K-POP Star Road feat. BTS J-Hope Hope world and Gwangju Biennale, there's plenty to keep you busy.

  • Around 257 kilometres north of Jeju, Jeonju is another favourite stop in South Korea. Get a taste of what this destination has to offer at Royal Portrait Museum, Korea Traditional Culture Centre and Jeondong Cathedral.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.