The cheapest times to fly from PEK to ICN are

  • February 5th to April 15th (except the week of April 2nd)
  • June 11th to June 24th
  • late August to early September
  • October 8th to January 14th

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 PEK to ICN is late October. Prices can be as high as $469 for Friday flights during late January, or as low as $237 for Thursday flights around late October.


When to Fly to Seoul

Flying from Beijing (PEK) to Seoul (ICN) will usually cost between $246 to $334 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $239. Due to high demand the most expensive time to fly is late January, with an average price of $342. Planning your trip to low-cost times can easily save you $104 on economy flights and even more on first-class flights. Generally, any price below $275 can be considered a good price for a round-trip PEK to ICN flight.

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

PEK to ICN Flight Prices

Compared to other flights, the PEK to ICN flight is much cheaper than the average and costs much less than the average flight leaving from Beijing. The average price per mile (for a direct flight) is $0.31, which is in the normal range for a flight.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to ICN, and Tuesday the cheapest day to fly back into PEK. Fridays are the most expensive days to fly to Seoul, and Sundays are the most expensive days to return to Beijing. Selecting flights on the least expensive days could save you up to $5 (2%) 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 $279. Return trip prices are from the ICN to PEK 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 PEK to ICN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 59 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 PEK to ICN while comparing.

Destination alternative #1: Gimpo International Airport (GMP) in Seoul

  • 20 miles (32 km) away from ICN
  • Usually 0.36% less expensive than ICN
  • Nonstop flights available

See PEK to GMP flights


Flight Questions Answered

Still have questions about flying from PEK to ICN? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Aeroflot, Air China, Air Macau, ANA, Asiana, Cathay Pacific, Cebu Pacific, China Airlines, China Eastern, China Southern, Etihad, EVA Air, Hainan, Hong Kong Airlines, JAL, Jeju Air, Korean Air, MIAT, Philippine Airlines, S7, Shandong, Shanghai Airlines, Shenzhen, Sichuan Airlines, THAI, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from Incheon International Airport to Capital International Airport?

The distance between the two airports is roughly 560 miles or 901 kilometers.

How long does it take to fly from PEK to ICN?

The real-world flight time for a nonstop PEK to ICN flight is about 1 hour 59 minutes.

How many flights go between Beijing and Seoul?

It depends on the day of the week and the date, but a typical day might have around 86 available flights from PEK to ICN.


Airport Location Info


Departing Airport

Origination code PEK
Origination airport name Capital International Airport
City Beijing
Country China
Latitude 40.1
Longitude 116.6

Return Airport

Destination code ICN
Destination airport name Incheon International Airport
City Seoul
Country South Korea
Latitude 37.5
Longitude 126.4


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.