The cheapest times to fly from GMP to RSU are

  • May 7th to July 22nd
  • October 15th to March 18th (except the weeks of January 15th and January 22nd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GMP to RSU is early to mid July. Prices can be as high as $314 for Sunday flights during mid January, or as low as $247 for Thursday flights around early to mid July.


When to Fly to Yeosu-si

Flying from Seoul (GMP) to Yosu (RSU) will usually cost between $247 to $314 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid July with an average ticket price of $247. Due to high demand the most expensive time to fly is mid January, with an average price of $257. Planning your trip to low-cost times can easily save you $10 on economy flights and even more on first-class flights. Generally, any price below $248 can be considered a good price for a round-trip GMP to RSU flight.

See below for a graph of average weekly prices for the GMP to RSU route. All prices are for round-trip tickets in USD.

GMP to RSU Flight Prices

Compared to other flights, the GMP to RSU flight is much cheaper than the average and costs much less than the average flight leaving from Seoul. The average price per mile (for a direct flight) is $0.8, which is above average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $1 (0%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $248. Return trip prices are from the RSU to GMP flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from GMP to RSU can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 20 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from GMP to RSU while comparing.

Destination alternative #1: Taegu International Airport (TAE) in Taegu

  • 93 miles (150 km) away from RSU
  • Usually 63.71% less expensive than RSU
  • Nonstop flights available

See GMP to TAE flights

Destination alternative #2: Gimhae International Airport (PUS) in Busan

  • 78 miles (126 km) away from RSU
  • Usually 54.23% less expensive than RSU
  • Nonstop flights available

See GMP to PUS flights

Destination alternative #3: Gwangju Airport (KWJ) in Gwangju

  • 50 miles (80 km) away from RSU
  • Usually 9.27% less expensive than RSU
  • Nonstop flights available

See GMP to KWJ flights

Destination alternative #4: Jeju International Airport (CJU) in Jeju

  • 112 miles (180 km) away from RSU
  • Usually 53.23% less expensive than RSU
  • Nonstop flights available

See GMP to CJU flights

Destination alternative #5: Pohang Airport (KPO) in Pohang

  • 129 miles (208 km) away from RSU
  • Usually 8.87% less expensive than RSU
  • Nonstop flights available

See GMP to KPO flights

Destination alternative #6: Ulsan Airport (USN) in Ulsan

  • 111 miles (179 km) away from RSU
  • Usually 3.83% less expensive than RSU
  • Nonstop flights available

See GMP to USN flights


Flight Questions Answered

Still have questions about flying from GMP to RSU? We’ve got answers.

Which airlines fly this route?

You can find 2 major airlines flying this route most often: Asiana, Korean Air, and potentially more during busy seasons.

How far away is it from Yeosu Airport to Gimpo International Airport?

The distance between the two airports is roughly 193 miles or 311 kilometers.

How long does it take to fly from GMP to RSU?

The real-world flight time for a nonstop GMP to RSU flight is about 1 hour 20 minutes.

How many flights go between Seoul and Yosu?

It depends on the day of the week and the date, but a typical day might have around 22 available flights from GMP to RSU.


Airport Location Info


Departing Airport

Origination code GMP
Origination airport name Gimpo International Airport
City Seoul
Country South Korea
Latitude 37.6
Longitude 126.8

Return Airport

Destination code RSU
Destination airport name Yeosu Airport
City Yosu
Country South Korea
Latitude 34.8
Longitude 127.6


Other Resources

Flights to RSU

Flights from RSU

Flights from GMP

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.