The cheapest times to fly from GMP to JAX are

  • January 8th to April 1st
  • October 8th to December 23rd (except the week of December 10th)

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 JAX is mid to late November. Prices can be as high as $4031 for Saturday flights during early to mid August, or as low as $906 for Tuesday flights around mid to late November.


When to Fly to Jacksonville

Flying from Seoul (GMP) to Jacksonville, FL (JAX) will usually cost between $949 to $1853 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late November with an average ticket price of $950. Due to high demand the most expensive time to fly is early to mid August, with an average price of $4031. Planning your trip to low-cost times can easily save you $3081 on economy flights and even more on first-class flights. Generally, any price below $1432 can be considered a good price for a round-trip GMP to JAX flight.

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

GMP to JAX Flight Prices

Compared to other flights, the GMP to JAX flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Seoul. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays 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 $191 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1305. Return trip prices are from the JAX 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 JAX can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 14 hour 17 minutes may not be realistic.


Flight Hacking GMP to JAX

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from GMP to JAX — but Champion Traveler does!

Hack #1: Newark, NJ (GMP > EWR > JAX)

  • Price for both tickets: $1056
  • Average savings: $376 (26.23%)

See GMP to LGA flights

Hack #2: New York, NY (GMP > LGA > JAX)

  • Price for both tickets: $1069
  • Average savings: $363 (25.32%)

See GMP to EWR flights

Hack #3: Seattle, WA (GMP > SEA > JAX)

  • Price for both tickets: $1081
  • Average savings: $351 (24.52%)

See GMP to SEA flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 8 major airlines flying this route most often: American, ANA, Asiana, China Southern, Delta, JAL, Korean Air, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 7386 miles or 11887 kilometers.

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

The real-world flight time for a nonstop GMP to JAX flight is about 14 hour 17 minutes.

How many flights go between Seoul and Jacksonville, FL?

It depends on the day of the week and the date, but a typical day might have around 14 available flights from GMP to JAX.


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 JAX
Destination airport name Jacksonville International Airport
City Jacksonville, FL
Country the United States
Latitude 30.5
Longitude -81.7


Other Resources

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.