To Seoul

Cheap Flights from Kaohsiung to Seoul

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Kaohsiung

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Kaohsiung to Seoul

Explore current cheapest deals departing from Kaohsiung to Seoul

Round trip

Sort by: Cheapest

July 28 - July 30

Cheapest

KHH - Seoul

$173

$159

Round trip

July 14 - July 23

KHH - Seoul

$165

$164

Round trip

June 23 - June 27

Best

Earliest

KHH - Seoul

$194

$168

Round trip

July 21 - July 23

KHH - Seoul

$174

$172

Round trip

July 25 - July 30

KHH - Seoul

$171

$172

Round trip

July 14 - July 21

KHH - Seoul

$170

$173

Round trip

August 13 - August 20

KHH - Seoul

$157

$176

Round trip

June 24 - June 25

KHH - Seoul

$195

$177

Round trip

July 18 - July 23

KHH - Seoul

$175

$177

Round trip

June 24 - June 27

KHH - Seoul

$192

$178

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Kaohsiung to Seoul

For travelers looking for cheap flights from Kaohsiung to Seoul, November stands out as the most affordable month, with a median fare of just $65. Other budget-friendly options include July, with a median fare of $87, and May, where the median fare is $92. These months offer significantly lower prices compared to the overall typical fares for this route.

Fares for flights from Kaohsiung to Seoul typically range from $184–$609, with a median of $434. Right now, current fares are significantly above the typical level for this route. Only 9% of recent fares were classified as a good price, indicating that finding a bargain may require some flexibility or waiting for better opportunities. New deals appear almost daily, so price alerts can be particularly useful.

When considering the journey from Kaohsiung to Seoul, most itineraries connect at least once, with direct flights making up only 29% of recent fares. For itineraries that include connections, the typical number of stopovers is 2. This means that while non-stop options exist, a significant portion of travelers will experience one or more stops on their way to Seoul.

A typical journey from Kaohsiung to Seoul takes approximately 12h 10m, including connections. This duration accounts for the fact that most itineraries involve at least one stopover. The total distance covered on this route is 1756 kilometers, classifying it as a medium-haul flight.

How much is a round trip from Kaohsiung to Seoul

Regular price: $135 - $339

Prices for flights from Kaohsiung to Seoul are currently within the regular range.

The regular price range for flights from Kaohsiung to Seoul is between $135 and $339. The current lowest deal is $159 on Kayak for travel from Jul 28-Jul 30.

now $159

Low $135

High $339

The cheapest time to fly from Kaohsiung to Seoul

The cheapest month to fly from KHH to SEL is November, with a median price of $65. The most expensive month is August, with a median price of $647. Prices are generally lower from January to November.

November

Cheapest

Flights from $65

August

Most Expensive

Flights from $647

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Kaohsiung to Seoul

Kingfisher Airlines

T'way Air

Last-minute flights going from Kaohsiung to Seoul

Sat, Jun 20

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (GMP)

Kingfisher Airlines

$175

$197

One-way

Sat, Jun 20

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (ICN)

T'way Air

$203

$221

One-way

Sun, Jun 21

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (ICN)

T'way Air

$179

$207

One-way

Sun, Jun 21

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (ICN)

T'way Air

$203

$217

One-way

Sun, Jun 21

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (ICN)

T'way Air

$204

$221

One-way

Mon, Jun 22

⌛ Last-Minute

KHH - Seoul

Kaohsiung (KHH) - Seoul (ICN)

T'way Air

$206

$182

One-way

Biggest price drops on these dates for flights from Kaohsiung to Seoul

1 night

Jun 22 - Jun 23

$319 → $261

18%

4 nights

Jul 11 - Jul 15

$278 → $229

18%

2 nights

Jul 27 - Jul 29

$267 → $227

15%

2 nights

Aug 18 - Aug 20

$287 → $253

12%

Popular Airports to fly from Kaohsiung to Seoul

Kaohsiung - Seoul route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Kaohsiung to Seoul are above the typical level for this route.

📅 Best time to fly

November is historically cheapest at $65

Historically, November is the cheapest month to fly from Kaohsiung to Seoul, with a median price of $65.

⏱️ Flight duration

Typically 12h 10m with stops

Flights from Kaohsiung to Seoul typically take 12h 10m, including layovers.

✈️ Airlines & availability

Connecting flights are more common

Only 29% of recent deals for this route are direct, making connecting flights more common.

🏆 Airline highlight

Kingfisher Airlines offers direct flights

Kingfisher Airlines has offered direct flights from Kaohsiung to Seoul in recent deals.

🎯 Booking tip

Deals appear frequently for this route

Deals for flights from Kaohsiung to Seoul appear frequently, almost daily.

Kaohsiung main airports to depart from

Kaohsiung International (KHH)

Cheapest

Kaohsiung International is the cheapest option for flights from Kaohsiung to Seoul.

📍 ~10 km from Kaohsiung (reachable by car or train)

💸 Flights from ~$159

Seoul main airports to arrive at

Gimpo International (GMP)

Cheapest

Gimpo International Airport is a convenient arrival option for flights from Kaohsiung to Seoul.

📍 ~15 km from Seoul city center (reachable by car, bus, subway).

💸 Flights from ~$159

Incheon International (ICN)

Incheon International Airport is a major hub for international arrivals to Seoul from Kaohsiung.

📍 ~50 km from Seoul city center (reachable by car, bus, train).

💸 Flights from ~$168

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International Airport is a practical alternative, offering international connections and good links to Seoul.

📍 ~110 km from Seoul (reachable by express bus and rail)

💸 Flights from ~$278

Gimhae International (PUS)

Cheapest

Gimhae International Airport is a major international gateway, highly accessible from Seoul via KTX high-speed rail.

📍 ~320 km from Seoul (reachable by KTX high-speed rail)

💸 Flights from ~$140

Daegu International (TAE)

Daegu International Airport offers a good selection of regional international flights and direct KTX access to Seoul.

📍 ~240 km from Seoul (reachable by KTX high-speed rail)

💸 Flights from ~$283

Wonju (WJU)

Wonju Airport is geographically close to Seoul and useful for specific domestic connections, primarily to Jeju.

📍 ~90 km from Seoul (reachable by car)

💸 Flights from ~$314

Gwangju (KWJ)

Gwangju Airport is a major regional airport with KTX connectivity, useful for domestic travel if Seoul airports are busy.

📍 ~270 km from Seoul (reachable by KTX high-speed rail)

💸 Flights from ~$273

Business & First Class Flight Deals to Seoul

Discover luxury on the budget with premium cabin class on flights from Kaohsiung to Seoul.

Elite

Best Elite deals to Seoul

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From KHH

Elite

Jun 28

Seoul, South Korea

68% AI deal score

Seoul, South Korea

66% AI deal score

$1,862

From KHH

Elite

Jun 25

Seoul, South Korea

66% AI deal score

$2,036

Frequently Asked Questions About Flights to Seoul

Historically, the cheapest prices for flights from Kaohsiung to Seoul have been found in the 0-6 days booking window, with an average price of $131. Booking 7-13 days in advance typically sees an average price of $150. Prices tend to increase significantly for bookings made further out, with flights booked 28-59 days in advance averaging $429, and those booked 60+ days out averaging $596.

Across the trailing quarter, a good price for a flight from Kaohsiung to Seoul is considered to be $184 or less. The median price for this route historically has been $434. Prices tend to increase beyond this, with 75% of prices observed being $609 or higher in the trailing 90 days.

Historically, the cheapest months to fly from Kaohsiung to Seoul are November, with a median price of $65, and July, with a median price of $87. May also offers relatively lower prices, with a median of $92. The annual median price for this route is $434, indicating significant savings are possible during these months.

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