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Cheap air tickets from Taipei Taiwan Taoyuan to Osan

Compare Taipei Taiwan Taoyuan to Osan flight deals

Find the cheapest month or even day of the year to fly to Osan

Book the best Osan fare with no extra fees

Taipei Taiwan Taoyuan Airport to Osan flight deals

Looking for a cheap last-minute deal or the best return flight from Taipei Taiwan Taoyuan Airport to Osan? Find our lowest prices on one-way and return tickets to the easiest airport right here.
Seoul.HK$1,610 per passenger.Departing Wed, 10 Dec, returning Thu, 18 Dec.Return flight with Aero K Airlines and Korean Air.Outbound indirect flight with Aero K Airlines, departs from Taipei Taiwan Taoyuan on Wed, 10 Dec, arriving in Gimpo International.Inbound indirect flight with Korean Air, departs from Gimpo International on Thu, 18 Dec, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,610, select.
Seoul.HK$1,647 per passenger.Departing Tue, 16 Sep, returning Wed, 24 Sep.Return flight with Aero K Airlines and Korean Air.Outbound indirect flight with Aero K Airlines, departs from Taipei Taiwan Taoyuan on Tue, 16 Sep, arriving in Gimpo International.Inbound indirect flight with Korean Air, departs from Gimpo International on Wed, 24 Sep, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,647, select.
Seoul.HK$1,893 per passenger.Departing Sun, 28 Sep, returning Mon, 13 Oct.Return flight with Tigerair Taiwan and Air Busan.Outbound indirect flight with Tigerair Taiwan, departs from Taipei Taiwan Taoyuan on Sun, 28 Sep, arriving in Gimpo International.Inbound indirect flight with Air Busan, departs from Gimpo International on Mon, 13 Oct, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,893, select.
Seoul.HK$1,911 per passenger.Departing Sat, 24 Jan, returning Wed, 28 Jan.Return flight with Tigerair Taiwan and Jeju Air.Outbound indirect flight with Tigerair Taiwan, departs from Taipei Taiwan Taoyuan on Sat, 24 Jan, arriving in Gimpo International.Inbound indirect flight with Jeju Air, departs from Gimpo International on Wed, 28 Jan, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,911, select.
Seoul.HK$1,923 per passenger.Departing Mon, 21 Jul, returning Wed, 30 Jul.Return flight with Tigerair Taiwan and Eastar Jet.Outbound indirect flight with Tigerair Taiwan, departs from Taipei Taiwan Taoyuan on Mon, 21 Jul, arriving in Gimpo International.Inbound indirect flight with Eastar Jet, departs from Gimpo International on Wed, 30 Jul, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,923, select.
Seoul.HK$1,996 per passenger.Departing Mon, 10 Nov, returning Wed, 12 Nov.Return flight with Tigerair Taiwan and Korean Air.Outbound indirect flight with Tigerair Taiwan, departs from Taipei Taiwan Taoyuan on Mon, 10 Nov, arriving in Gimpo International.Inbound indirect flight with Korean Air, departs from Gimpo International on Wed, 12 Nov, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$1,996, select.
Seoul.HK$2,025 per passenger.Departing Wed, 27 Aug, returning Tue, 2 Sep.Return flight with AirAsia X and T'way Air.Outbound indirect flight with AirAsia X, departs from Taipei Taiwan Taoyuan on Wed, 27 Aug, arriving in Gimpo International.Inbound indirect flight with T'way Air, departs from Gimpo International on Tue, 2 Sep, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$2,025, select.
Seoul.HK$2,053 per passenger.Departing Wed, 22 Oct, returning Thu, 23 Oct.Return flight with Jeju Air.Outbound indirect flight with Jeju Air, departs from Taipei Taiwan Taoyuan on Wed, 22 Oct, arriving in Gimpo International.Inbound indirect flight with Jeju Air, departs from Gimpo International on Thu, 23 Oct, arriving in Taipei Taiwan Taoyuan.Price includes taxes and charges.From HK$2,053, select.

Taipei to Osan: Flight information

The things to know before you go.
Fly intoGimpo International Airport
Cheapest flight foundHK$1,609
Cheapest month to flyDecember

Find the cheapest month to fly from Taipei Taiwan Taoyuan to Osan

We’re always keeping an eye on fares, so you can find the best flight deal in seconds. It looks like Taipei Taiwan Taoyuan to Osan flights are currently cheapest in December. We’ve based this on flights into Gimpo International Airport.
Jul
from HK$1,923
Aug
from HK$2,334
Sep
from HK$1,647
Oct
from HK$2,053
Nov
from HK$1,996
Dec
from HK$1,610
Jan
from HK$1,911
Feb
from HK$2,699
Mar
from HK$2,641
Apr
from HK$3,083
May
from HK$3,083
Jun
from HK$2,963

Finding cheap flights from Taipei Taiwan Taoyuan to Osan: Frequently asked questions

There are 2 airports near Osan: Gimpo International Airport and Cheongju Airport.
The best price we found for a return flight from Taipei Taiwan Taoyuan to Osan is HK$1,609. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Taipei Taiwan Taoyuan to Osan. But we found flights with one or more stops from HK$1,610.
We’ve found roughly 0 per week flying from Taipei Taiwan Taoyuan Airport to Osan.
We've checked every Taipei Taiwan Taoyuan Airport to Osan fare we could find, and the cheapest upcoming date to fly seems to be on Wednesday, 10 December 2025. Overall, the cheapest month to fly from Taipei Taiwan Taoyuan Airport to Osan is usually December.
If you're flying from Taipei Taiwan Taoyuan Airport, the cheapest airport near Osan is Gimpo International – which is 51.5 km away from the centre of Osan. We've found flights into this airport from HK$1,609.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Taipei Taiwan Taoyuan Airport to Osan on Wednesday, 10 December 2025.
No airlines currently offer direct flights between Taipei Taiwan Taoyuan Airport and Osan. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Osan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Osan is around 40 days in advance, so don’t leave your flight to the last minute.
Gimpo International Airport is 51.5km from Osan, Cheongju Airport is 61.5km from Osan, and Incheon International Airport is 65.8km from Osan.
Gimpo International Airport is closest to Osan, at around 51.5 km away.
In July, the average temperature is usually around 24°C. August is typically the warmest month in Osan, when it usually averages around 28°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -7°C. The rainiest month is July.
Currently, the cheapest airline that flies to Gimpo International Airport - the closest airport to Osan - Aero K Airlines.

Plan the rest of your trip from Taipei to Osan