The cheapest times to fly from PHL to PUS are

  • January 8th to May 6th
  • October 15th to December 9th

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 PHL to PUS is early February. Prices can be as high as $2841 for Saturday flights during early August, or as low as $832 for Tuesday flights around early February.


When to Fly to Busan

Flying from Philadelphia, PA (PHL) to Busan (PUS) will usually cost between $832 to $1810 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early February with an average ticket price of $869. Due to high demand the most expensive time to fly is early August, with an average price of $2009. Planning your trip to low-cost times can easily save you $1140 on economy flights and even more on first-class flights. Generally, any price below $1036 can be considered a good price for a round-trip PHL to PUS flight.

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

PHL to PUS Flight Prices

Compared to other flights, the PHL to PUS flight is priced close to the average and costs about as much as the average flight leaving from Philadelphia. The average price per mile (for a direct flight) is $0.09, 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 $237 (19%) 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 $1036. Return trip prices are from the PUS to PHL 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 PHL to PUS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 38 minutes may not 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 not usually a nonstop flight from PHL to PUS while comparing.

Destination alternative #1: Fukuoka Airport (FUK) in Fukuoka

  • 140 miles (225 km) away from PUS
  • Usually 17.76% less expensive than PUS
  • 2-layover flights available

See PHL to FUK flights


Flight Hacking PHL to PUS

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 PHL to PUS — but Champion Traveler does!

Hack #1: Beijing (PHL > PEK > PUS)

  • Price for both tickets: $876
  • Average savings: $160 (15.44%)

See PHL to PEK flights

Hack #2: Shanghai (PHL > PVG > PUS)

  • Price for both tickets: $897
  • Average savings: $140 (13.47%)

See PHL to PVG flights

Hack #3: Osaka (PHL > KIX > PUS)

  • Price for both tickets: $902
  • Average savings: $135 (12.98%)

See PHL to KIX flights


Flight Questions Answered

Still have questions about flying from PHL to PUS? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Air Canada, Air China, American, Asiana, Cathay Pacific, China Southern, Delta, JAL, Korean Air, United, and potentially more during busy seasons.

How far away is it from Gimhae International Airport to Philadelphia International Airport?

The distance between the two airports is roughly 7026 miles or 11307 kilometers.

How long does it take to fly from PHL to PUS?

The real-world flight time for a nonstop PHL to PUS flight is about 13 hour 38 minutes.

How many flights go between Philadelphia, PA and Busan?

It depends on the day of the week and the date, but a typical day might have around 16 available flights from PHL to PUS.


Airport Location Info


Departing Airport

Origination codePHL
Origination airport namePhiladelphia International Airport
CityPhiladelphia, PA
Countrythe United States

Return Airport

Destination codePUS
Destination airport nameGimhae International Airport
CountrySouth Korea


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.