$366 Cheap Flights to Sindo Island

Popular airlines

  • Korean Air

    Korean Air

  • Asiana Airlines

    Asiana Airlines

  • Cathay Pacific

    Cathay Pacific

  • China Eastern Airlines

    China Eastern Airlines

  • Jeju Air with Bag

    Jeju Air with Bag

  • Air Canada

    Air Canada

  • China Airlines

    China Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash

How much is the cheapest flight to Sindo Island?

Prices were available within the past 7 days and start at $366 for one-way flights and $662 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Premia
Alaska Airlines
Hawaiian Airlines
China Eastern Airlines
Air China

Find the cheapest month to fly from Columbus (CMH) to Seoul (ICN)

September is typically the cheapest month to fly

From $856 - $1,659 per traveler.

Graph displaying average flight prices per month

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Tips to find the cheapest flights to Sindo Island

The cheapest day to fly

Get started finding a cheap flight to Sindo Island on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

October is the cheapest month to fly to Sindo Island. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Sindo Island. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Sindo Island, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Sindo Island

The lowest price for round-trip flights to Sindo Island in 2025 starts from from $662, while one-way tickets start from from $366. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Sindo Island. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Sindo Island

Air Premia, Asiana Airlines, Alaska Airlines, Cathay Pacific, Air Canada, Hawaiian Airlines, China Eastern Airlines, Air China are just some of the airlines that can typically offer cheap tickets to Sindo Island. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Sindo Island and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Sindo Island, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Sindo Island. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Sindo Island plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Sindo Island

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Sindo Island.

Stopover savings

The cheapest tickets to Sindo Island are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Sindo Island. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Sindo Island for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Sindo Island. Simply download the free Expedia app to your smart device and activate Sindo Island flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Sindo Island. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

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

What month is the cheapest to fly to Sindo Island?
Schedule your trip for October if you're looking for a good price on your fare. It's the cheapest month to fly to Sindo Island. If possible, avoid traveling during peak periods such as public holidays or major events.
Which US cities fly direct to Sindo Island?
You can fly to Sindo Island directly from 13 US cities. To find a nonstop trip, check "Direct flights only" when organizing your flights to Sindo Island on Expedia. Then, compare the options and find the best departure out of any of these cities:

  • Los Angeles
  • San Francisco
  • New York
  • Seattle
  • Atlanta

How to find a cheap flight to Sindo Island?
If you're searching for cheap flights to Sindo Island, consider traveling outside of peak season. Booking as early as possible may also save you money. Or, look for departures on a different day — flights on a Thursday are on average 16% cheaper than Sunday departures.* Opt to receive flight price alerts on the Expedia app and get notifications as soon as fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Sindo Island?
Staying flexible with your plans might help you to secure last-minute offers on cheap flights to Sindo Island. To view all the available options, try exploring different ticket types, tweaking your Sindo Island vacation dates, flying out of an alternative airport or using another airline.
How far in advance should I book a flight to Sindo Island?
Book your flight to Sindo Island two to four months ahead if you're taking off from an international destination. For domestic travel, the general guideline is 28 days in advance. Lower prices and a wider variety of departure dates, times and seating options are just a few of the benefits of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Sindo Island?
You'll save an average of 8% if you buy plane tickets on a Sunday rather than Fridays, which tend to be the priciest day to book.* When it comes to getting a cheap flight to Sindo Island, it's all about having good timing.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Sindo Island?
Work out your perfect travel dates and then fly to Sindo Island with one of these airlines:

  • Korean Air - 403 flights to Sindo Island each month, including 403 flights to Incheon Intl. Airport (ICN) per month.
  • Asiana Airlines - 195 flights to Sindo Island each month, including 195 flights to Incheon Intl. Airport (ICN) per month.
  • Delta Air Lines - 139 flights to Sindo Island each month, including 139 flights to Incheon Intl. Airport (ICN) per month.

Can I save money by booking a Sindo Island trip package?
It's possible to save hundreds of dollars if you secure a Sindo Island flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in the same place. Try bundling your flight and hotel with add-ons like activities and tours for your own personalized Sindo Island getaway.
Can I change or cancel my flight to Sindo Island?
If you booked your flight to Sindo Island within the last 24 hours, you can usually cancel or change it without fees. After that, additional costs may apply depending on the airline's terms of service. To learn more, check out our Customer Service Portal. Bear in mind that some flights are non-refundable, so you may be issued a credit for future flights instead of a direct refund. When browsing Expedia, check the "No cancel fee" or "Changes included" boxes to compare tickets with flexible change policies.
Flights to Sindo Island information
Destination airport
Incheon Intl.
Destination airport IATA code
ICN
Destination city name
Seoul
Roundtrip price
$661

Trending flights to Sindo Island

Prices were available within the past 7 days and start at $366 for one-way flights and $662 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Premia

Explore a world of travel with Expedia

*Available to One Key members.