$110 Cheap Flights from Seoul (ICN) to Busan (PUS)

View $110 flight on Tue, Sep 16, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)

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Cheap Flights from Seoul to Busan (ICN-PUS)

Prices were available within the past 7 days and start at $110 for one-way flights and $235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'Way Air
Tue, Sep 2 - Wed, Sep 17
ICN
Seoul
PUS
Busan
$235 Roundtrip, found 5 hours ago
$235
Roundtrip
found 5 hours ago
Select T'Way Air flight, departing Tue, Sep 2 from Seoul to Busan, returning Wed, Sep 17, priced at $235 found 5 hours ago
T'Way Air
Sat, Aug 30 - Mon, Sep 8
ICN
Seoul
PUS
Busan
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago
Select T'Way Air flight, departing Sat, Aug 30 from Seoul to Busan, returning Mon, Sep 8, priced at $242 found 4 days ago
T'Way Air
Fri, Sep 5 - Mon, Sep 8
ICN
Seoul
PUS
Busan
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select T'Way Air flight, departing Fri, Sep 5 from Seoul to Busan, returning Mon, Sep 8, priced at $244 found 2 days ago
T'Way Air
Tue, Sep 9 - Wed, Sep 10
ICN
Seoul
PUS
Busan
$247 Roundtrip, found 2 days ago
$247
Roundtrip
found 2 days ago
Select T'Way Air flight, departing Tue, Sep 9 from Seoul to Busan, returning Wed, Sep 10, priced at $247 found 2 days ago
T'Way Air
Thu, Sep 18 - Tue, Sep 30
ICN
Seoul
PUS
Busan
$249 Roundtrip, found 5 hours ago
$249
Roundtrip
found 5 hours ago
Select T'Way Air flight, departing Thu, Sep 18 from Seoul to Busan, returning Tue, Sep 30, priced at $249 found 5 hours ago
T'Way Air
Thu, Sep 18 - Mon, Sep 29
ICN
Seoul
PUS
Busan
$251 Roundtrip, found 3 days ago
$251
Roundtrip
found 3 days ago
Select T'Way Air flight, departing Thu, Sep 18 from Seoul to Busan, returning Mon, Sep 29, priced at $251 found 3 days ago
Jeju Air
Tue, Aug 19 - Wed, Aug 27
ICN
Seoul
PUS
Busan
$267 Roundtrip, found 6 days ago
$267
Roundtrip
found 6 days ago
Select Jeju Air flight, departing Tue, Aug 19 from Seoul to Busan, returning Wed, Aug 27, priced at $267 found 6 days ago
Asiana Airlines
Tue, Oct 21 - Thu, Oct 23
ICN
Seoul
PUS
Busan
$332 Roundtrip, found 5 days ago
$332
Roundtrip
found 5 days ago
Select Asiana Airlines flight, departing Tue, Oct 21 from Seoul to Busan, returning Thu, Oct 23, priced at $332 found 5 days ago
Hahn Air Systems
Sat, Aug 30 - Sun, Aug 31
ICN
Seoul
PUS
Busan
$340 Roundtrip, found 5 days ago
$340
Roundtrip
found 5 days ago
Select Hahn Air Systems flight, departing Sat, Aug 30 from Seoul to Busan, returning Sun, Aug 31, priced at $340 found 5 days ago
Shanghai Airlines
Sat, Aug 30 - Sun, Aug 31
ICN
Seoul
PUS
Busan
$450 Roundtrip, found 5 days ago
$450
Roundtrip
found 5 days ago
Select Shanghai Airlines flight, departing Sat, Aug 30 from Seoul to Busan, returning Sun, Aug 31, priced at $450 found 5 days ago

Find the cheapest month to fly from Seoul (ICN) to Busan (PUS)

July is typically the cheapest month to fly

From $192 - $477 per traveler.

Graph displaying average flight prices per month

Alternative airports near Busan

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

Select flight to Gimhae PUS. Cheapest option available. Flights from $302
PUS
Gimhae
Cheapest
Flights from $302
Flights from Seoul (ICN) to Busan (PUS)
Origin airport
Incheon Intl.
Destination airport
Gimhae
Airlines serving
Jeju Air, T'Way Air
Roundtrip price
$234
Distance
211 mi
Average flight time
1 hour 10 mins

Seoul to Busan Flights

The cheapest times to fly from Seoul to Busan

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

 

The best time to book a flight from Seoul to Busan

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

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 Busan in 2025. You can also book with separate airlines for your outbound and return journeys, from $110 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 Busan 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 Busan 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 Gimhae Airport (PUS) cost?
Discover the latest flight deals from ICN to PUS 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 PUS?
The cheapest flights from ICN to PUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
Fly directly from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS) on a Korean Air flight.
What is the cheapest airline that flies from ICN to PUS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ICN to PUS. 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 Gimhae Airport (PUS)?
When jetting out of Incheon Intl. Airport (ICN), you can choose from an average of 6 daily nonstop flights to Gimhae Airport (PUS).
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
Flights between ICN and PUS are busiest at 7 AM. If you want a less crowded experience and possibly cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from ICN to PUS?
Fly on a Monday if you're searching for the largest selection of flights from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS).
What is the earliest flight from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
The earliest flight jetting off from Incheon Intl. Airport (ICN) is at around 7:00AM UTC+9. Board this plane and you'll arrive at Gimhae Airport (PUS) at approximately 8:10AM UTC+9. The total time in the air is 1h 10m.
How long does it take to fly from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
Flights from ICN to PUS have an average travel time of 1 hour and 10 minutes. The distance between the two is 210 mi.
What is the best time to fly from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
Book a flight from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Busan from Incheon Intl. Airport (ICN)?
You'll touch down at Gimhae Airport (PUS) or Daegu Intl. Airport (TAE) when traveling to Busan on a direct flight from Incheon Intl. Airport (ICN).
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS) last-minute?
Last-minute fares from ICN to PUS are typically more expensive. For the best prices, start searching for flights as early as possible. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book an ICN to PUS flight and hotel package?
Compared with arranging flights and hotels separately, booking an ICN to PUS flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Gimhae Airport (PUS)?
Typically, you can cancel or reschedule your ICN to PUS flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more information, head to our Customer Service portal.

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*Available to One Key members.