Cheap Flights from Seoul (ICN) to San Juan (SIG)

Popular airlines from Incheon Intl. Airport (ICN) to San Juan (SIG-Fernando Luis Ribas Dominicci)

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Flights from Seoul (ICN) to San Juan (SIG)
Origin airport
Incheon Intl.
Destination airport
Fernando Luis Ribas Dominicci
Distance
8487 mi

Seoul to San Juan Flights

The cheapest times to fly from Seoul to San Juan

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 Seoul to San Juan are during the month of . You can find some of the cheapest flights from Seoul to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to San Juan

Sunday is one of the best days to book for cheap flights from Seoul to San Juan: 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 Seoul to San Juan

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 Seoul to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Seoul to San Juan 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 Seoul to San Juan 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 Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG) cost?
Discover the latest flight deals from ICN to SIG by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ICN to SIG?
The cheapest flights from ICN to SIG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ICN to SIG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ICN to SIG. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG)?
Direct flights from Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ICN to SIG?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, airline 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 Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG)?
To reach Fernando Luis Ribas Dominicci Airport (SIG) on time, select a flight that leaves from Incheon Intl. Airport (ICN) 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 Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG) last-minute?
Last-minute fares from ICN to SIG are typically more expensive. To secure the cheapest rates, start searching for flights well in advance. That said, if you're flexible with your travel dates, it's possible to land a cheap fare right before you leave.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Fernando Luis Ribas Dominicci Airport (SIG)?
In most cases, you're able to cancel or reschedule your ICN to SIG flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need more details, go to our Customer Service portal.

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*Available to One Key members.