$845 Cheap Flights from Jeju (CJU) to San Diego (SAN)

View $845 flight on Wed, Sep 10, 2025Opens in a new window

Popular airlines from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)

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Cheap Flights from Jeju to San Diego (CJU-SAN)

Prices were available within the past 7 days and start at $845 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Jeju (CJU) to San Diego (SAN)
Origin airport
Jeju Intl.
Destination airport
San Diego Intl.
Distance
6267 mi

Jeju to San Diego Flights

The cheapest times to fly from Jeju to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Jeju to San Diego are during the month of . You can find some of the cheapest flights from Jeju to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Jeju to San Diego

Sunday is one of the best days to book for cheap flights from Jeju to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Jeju to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Jeju to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $845 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Jeju to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Jeju to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN) cost?
Snag a cheap one-way flight from $845 or cheap return flight from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)?
Flying in may help you find better deals, as it's the cheapest month for flights between CJU and SAN. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)?
To find the cheapest airline flying from CJU to SAN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)?
There are no daily direct flights departing from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CJU to SAN?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)?
To arrive at San Diego Intl. Airport (SAN) on schedule, pick a flight that leaves Jeju Intl. Airport (CJU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN) last-minute?
Holding off until right before your break to book a ticket from CJU to SAN often results in higher prices. While you might find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a CJU to SAN flight and hotel package?
You'll generally save money by booking a CJU to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Jeju Intl. Airport (CJU) to San Diego Intl. Airport (SAN)?
If you reserved your CJU to SAN flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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