ICN to YNJ: Distance and Flight Time
The distance from Incheon International Airport (ICN) to Yanji Chaoyangchuan Airport (YNJ) is 654 km (406 mi). A typical nonstop flight covers it in about 1h 20m, heading north. The distance is the same in either direction (YNJ to ICN).
How far is it from Seoul to Yanji?
The great-circle distance between Incheon International Airport (ICN) and Yanji Chaoyangchuan Airport (YNJ) is 654 km (406 mi, 353 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from ICN to YNJ?
A nonstop flight typically takes about 1h 20m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. YNJ is roughly north of ICN.
How is the ICN to YNJ route written in code?
The pair is written ICN-YNJ in IATA codes and RKSI-ZYYJ in ICAO codes, the form used on a flight plan. Incheon International Airport is ICN (RKSI), Yanji Chaoyangchuan Airport is YNJ (ZYYJ).
| ICN | YNJ | |
|---|---|---|
| Airport | Incheon International Airport | Yanji Chaoyangchuan Airport |
| ICAO code | RKSI | ZYYJ |
| Country | South Korea | China |
| Elevation | 23 ft | 624 ft |
| Rank by connections | #14 | #759 |
RKSI starts with R, the ICAO prefix for East Asia; ZYYJ starts with Z, the prefix for China and Mongolia. How ICAO prefixes are laid out.
YNJ sits 601 ft (183 m) higher than ICN, which is a real difference in air density on takeoff.
Airlines flying ICN to YNJ
4 airlines appear on this route in the open route dataset, 4 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| CA | Air China | CCA | Air China | Active |
| CZ | China Southern Airlines | CSN | China Southern | Active |
| KE | Korean Air | KAL | Koreanair | Active |
| OZ | Asiana Airlines | AAR | Asiana | Active |
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Seoul from Yanji?
Incheon International Airport (ICN) and Yanji Chaoyangchuan Airport (YNJ) are 654 km (406 mi, 353 nautical miles) apart in a straight line.
How long is the flight from ICN to YNJ?
A typical nonstop flight between ICN and YNJ takes about 1h 20m. Actual times vary with aircraft type, winds and routing.
What direction is YNJ from ICN?
Yanji Chaoyangchuan Airport (YNJ) lies roughly north of Incheon International Airport (ICN).
Which airlines fly ICN to YNJ?
4 airlines appear on the ICN-YNJ route in the open dataset, including Air China, China Southern Airlines, Korean Air.
Related routes
Other routes from Seoul (ICN):
Other routes from Yanji (YNJ):
ICN airport code · YNJ airport code · Busiest airports worldwide