How long is the flight from DLC to ICN?

About 1 h 20 min gate to gate, estimated from the distance. Real times depend on winds and the routing.

Which airlines fly nonstop between DLC and ICN?

China Southern Airlines, Asiana Airlines, Korean Air Lines flew the route in Jan 2026 – Jun 2026, with 74 flights a week in both directions together.

How much EU261 compensation is a delay on DLC–ICN worth?

Neither EU261 nor UK261 applies: the route neither starts nor ends in the EU, EEA, Switzerland or the UK.

How much CO2 does a flight from DLC to ICN emit?

About 106 kg CO2e per economy passenger one way, including the extra warming effect of flying high (62 kg without it), using the UK government's 2026 conversion factors.

AirportMiles

Dalian (DLC) – Seoul (ICN)

Flights on Google Skyscanner

Distance, flight time and the airlines that fly it, from open data.

Distance: 461 km; 287 mi · 249 nm
Flight time: 1 h 20 min; Estimate from distance
Time difference: 1 h
CO2 per passenger: 106 kg; One way, economy, incl. RF (62 kg CO2 only)
Passengers, 6 months: 301,980; Jan 2026 – Jun 2026
Flights / week: 74; Both directions, average
Seats filled: —
Airlines nonstop: 3; CZ, OZ, KE

Traffic: Incheon International Airport Corporation (Korea), scheduled passenger flights, Jan 2026 – Jun 2026. Distance: WGS-84 ellipsoid. CO2: UK DESNZ 2026 factors. Sources

Shortest path over the earth's surface (great circle). Real flights bend around weather, winds and airspace.

The way there

Heading from DLC: 110°
Heading from ICN: 293°
Halfway point: 38.24, 124.02
Great-circle km: 460 km (sphere, for EU261)
Clocks: Seoul is 1 h ahead of Dalian

The estimate for a route without real times is 1 h 20 min; how it is worked out is on Sources.

Passengers per month, both directions (Jan 2026 – Jun 2026)Busiest: April 2026: 52,505 passengers

Show as a table

Month	Passengers
Jan 2026	52,081
Feb 2026	47,155
Mar 2026	49,889
Apr 2026	52,505
May 2026	50,697
Jun 2026	49,653

Flights per month, both directions (Jan 2026 – Jun 2026)Busiest: May 2026: 354 flights

Show as a table

Month	Flights
Jan 2026	310
Feb 2026	280
Mar 2026	312
Apr 2026	332
May 2026	354
Jun 2026	346

Airlines flying DLC–ICN nonstop

Airline	Flights / week	Passengers, 6 months	Share of passengers
CZChina Southern Airlines	41	158,036	52%
OZAsiana Airlines	17	83,623	28%
KEKorean Air Lines	17	60,321	20%

Both directions, Jan 2026 – Jun 2026. Airlines with at least one flight a month. Incheon International Airport Corporation (Korea), scheduled passenger flights. Sources

Delay compensation (EU261 / UK261)

Measured by great-circle distance: 460 km.

Neither EU261 nor UK261 covers this route: it neither starts nor ends in the EU, EEA, Switzerland or the UK. Other countries have their own rules (for example Canada's APPR or Brazil's ANAC rules).

Also owed for a cancellation with less than 14 days' notice or denied boarding. Not owed for extraordinary circumstances. On a connection, the distance to the final destination counts. From 23 October 2027 the EU's Regulation 2026/2202 applies; it keeps these amounts (what changes in 2027). Information, not legal advice.

Every airport pair between Dalian and Seoul

	ICN	GMP
DLC	461	485

Kilometres. Linked numbers have a page of their own. All Seoul airports

More routes from ICN

Route	To	Distance	Passengers
ICN → NRT	Tokyo, Japan	1,260 km	2,519,026 (6 mo)
ICN → KIX	Osaka, Japan	862 km	2,313,960 (6 mo)
ICN → FUK	Fukuoka, Japan	563 km	1,708,245 (6 mo)
ICN → HKG	Hong Kong, Hong Kong	2,067 km	1,316,010 (6 mo)
ICN → TPE	Taoyuan, Taiwan	1,460 km	1,184,972 (6 mo)
ICN → PVG	Shanghai, China	821 km	1,111,272 (6 mo)
ICN → BKK	Bangkok, Thailand	3,665 km	950,069 (6 mo)
ICN → DAD	Da Nang, Vietnam	2,976 km	941,076 (6 mo)
ICN → SIN	Singapore, Singapore	4,614 km	900,158 (6 mo)
ICN → TAO	Qingdao, China	580 km	797,360 (6 mo)

Questions

Dalian (DLC) and Seoul (ICN) are 461 km (287 miles, 249 nautical miles) apart, measured along the shortest path over the earth's surface.