Cheap Flights to Seo

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Frequently asked questions

What month is the cheapest to fly to Seo?
Schedule your trip for if you want to land a deal on your fare. It's the cheapest month to fly to Seo. If possible, avoid traveling during busy periods such as major public holidays or events.
Which US cities fly direct to Seo?
You can fly to Seo directly from 13 US destinations. To find a nonstop journey, select "Direct flights only" when organizing your flights to Seo on Expedia. Then, compare your choices and pick the best departure from one of these cities:

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

How to find a cheap flight to Seo?
If you're eager to find cheap flights to Seo, consider traveling in the low season. Booking ahead of time is also likely to save you money. Or, fly on a different day — Thursday flights are on average 16% cheaper than Sunday options.* Sign up to receive price alerts on the Expedia app and get notified as soon as fares fall.*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 Seo?
While booking in advance is typically the best way to save cash, don't worry if your Seo trip is last minute. You can still get cheap flights to Seo, especially if your plans have some flexibility. Try changing your dates, looking at different ticket options or flying out of another hub.
How far in advance should I book a flight to Seo?
For some of the best deals on domestic journeys, book your flight to Seo 28 days ahead of your travel dates. For international flights, it's between two and four months in advance. This gives you a better chance of getting your preferred departure times and seats.**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 Seo?
Sundays are typically the best day to book a cheap flight to Seo, where you can save 8% on average compared to Fridays. If you decide to buy tickets on a Friday, expect to pay more as this is typically the most expensive day.**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 Seo?
A total of 16 airlines connect 14 airports across the globe to Seo. Here are a few of the most popular airlines to Seo, where Gimpo Intl. Airport (GMP) is the major entry point:

  • Korean Air
  • Asiana Airlines
  • Jeju Air
  • EASTAR JET

Where do you fly into Seo?
Gimpo Intl. Airport (GMP) is the main airport for travelers flying to Seo. Or you could jet into Wonju Airport (WJU). Compare fares between these airports to find the most cost-effective or convenient way to fly to Seo.
How far is the airport from central Seo?
If you're landing at Gimpo Intl. Airport (GMP), you'll be roughly 45 mi west of the center of Seo.
Can I save money by booking a Seo trip package?
Bundle your flights and accommodations and you could save hundreds of dollars. Better yet, you can add extras like tours and car rentals to your Seo flight and hotel package deal. With Expedia, it's simple to organize all your Seo travel plans in the same place.
Can I change or cancel my flight to Seo?
If you reserved your flight to Seo within the last 24 hours, you can typically cancel or change it without fees. After that, extra charges may apply depending on the airline's terms and conditions. To learn more, head to our Customer Service Portal. Remember that some flights are non-refundable, so you may be issued a credit for a future trip rather than a direct refund. When searching on Expedia, check the "Changes included" or "No cancel fee" filters to see tickets with flexible change policies.

Book with confidence

Tips to find the cheapest flights to Seo

The cheapest day to fly

Get started finding a cheap flight to Seo 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

is the cheapest month to fly to Seo. 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 Seo. 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 Seo, 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 Seo

The lowest price for round-trip flights to Seo in 2025 starts from , while one-way tickets start from . 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 Seo. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Seo

are just some of the airlines that can typically offer cheap tickets to Seo. 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 Seo and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Seo, 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 Seo. 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 Seo 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 Seo

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 Seo.

Stopover savings

The cheapest tickets to Seo are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Seo. 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 Seo 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 Seo. Simply download the free Expedia app to your smart device and activate Seo 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 Seo. 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.

Tips to find the cheapest flights to Seo

Travel information

Destination airport
Seo
Destination airport IATA code
WJU

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*Available to One Key members.