Asiana Airlines is the second-largest carrier in South Korea, behind Korean Air. From its two hubs at Seoul Incheon International Airport (ICN) and Seoul Gimpo International Airport (GMP), the carrier flies to almost 100 routes across Asia, Europe, North America, and Oceania.
The latest data from ch-aviation shows that Asiana Airlines currently operates a total of 14 Airbus A350-900s, with a further 16 on order. Each of the carrier’s A350-900s has a maximum capacity of 311 passengers – 28 in business class, 36 in premium economy, and 247 in economy class. This puts the size of Asiana Airlines’ current A350-900 fleet on par with that of both China Airlines and Vietnam Airlines.
Photo: Wirestock Creators | Shutterstock
Using data from Cirium, an aviation analytics company, on which routes will Asiana Airlines operate the most Airbus A350 flights between January 2025 and November 2025?
10
Seoul Incheon (ICN) – Los Angeles (LAX)
113 flights
Asiana Airlines operates two flights per day on the busy corridor between Seoul and Los Angeles. However, the carrier deploys its Airbus A350-900s on just one of these flights, and only during the northern winter season. Between April and October, both daily flights between Seoul Incheon International Airport (ICN) and Los Angeles International Airport (LAX) are flown by the Airbus A380.
Photo: Markus Mainka | Shutterstock
The Star Alliance carrier is one of three airlines to fly this route, going head-to-head with Korean Air and Air Premia. Seoul was the fourth-busiest international destination from Los Angeles last year, with more than 1,013,000 passengers:
- London Heathrow (LHR) – 1,614,000 passengers
- Guadalajara (GDL) – 1,075,000 passengers
- Taipei (TPE) – 1,033,000 passengers
- Seoul Incheon (ICN) – 1,013,000 passengers
- Tokyo Haneda (HND) – 975,000 passengers.
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9
Seoul Incheon (ICN) – Sydney (SYD)
217 flights
With its Airbus A350-900s, Asiana Airlines will operate a daily service between Seoul Incheon International Airport (ICN) and Sydney Airport (SYD) from April to October, with the carrier deploying its Airbus A380s on the route during the northern winter season. Asiana Airlines’ Airbus A380s have a total capacity of 495 passengers across three travel classes – 12 in first class, 66 in business class, and 417 in economy class.
Photo: Vincenzo Pace | Simple Flying
Last year, Seoul was the seventh-busiest international route from Sydney, with 743,000 passengers. These were carried by five different airlines – Asiana Airlines, Jetstar, Korean Air, Qantas, and T’way Air.
8
Seoul Incheon (ICN) – Barcelona (BCN)
226 flights
Between January 2025 and November 2025, Asiana Airlines will operate an average of five flights per week with the Airbus A350-900 between Seoul Incheon International Airport (ICN) and Josep Tarradellas Barcelona–El Prat Airport (BCN) in Spain. This equates to a total of 226 flights in each direction.
Photo: Asiana Airlines
Barcelona is one of four European destinations to feature in this list, showcasing the Airbus A350-900’s versatility. The city is served by three Korean carriers from Seoul – Asiana Airlines, Air Premia, and T’way Air, with a total of 196,000 passengers last year. Korean Air used to also fly the route before handing it over to T’way Air.
7
Seoul Incheon (ICN) – Paris (CDG)
287 flights
Asiana Airlines is one of four airlines to fly between Seoul Incheon International Airport and Paris Charles de Gaulle Airport (CDG). The Star Alliance carrier will operate an average of six flights per week with the Airbus A350-900, going head-to-head with Korean Air, Air France, and T’way Air.
Photo: Paris CDG
Seoul was the tenth-busiest intercontinental route from Paris Charles de Gaulle last year, with just under 307,000 passengers. However, this is still significantly behind the two busiest intercontinental routes from the French airport – New York (JFK) and Montreal (YUL), which saw 886,000 passengers and 729,000 passengers, respectively, over the same time period.
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6
Seoul Incheon (ICN) – Seattle (SEA)
306 flights
With its fleet of Airbus A350-900s, Asiana Airlines will operate a total of 306 flights each way between Seoul Incheon International Airport (ICN) and Seattle-Tacoma International Airport (SEA) from January 2025 to November 2025.
Photo: Tom Boon | Simple Flying
Both Korean Air and Delta Air Lines also serve the route, deploying the Boeing 787-10 and Airbus A330neo, respectively. Last year, Seoul was the third-busiest international destination from Seattle, with more than 529,000 passengers, as shown in the list below:
- Vancouver (YVR) – 646,000 passengers
- London Heathrow (LHR) – 563,000 passengers
- Seoul Incheon (ICN) – 529,000 passengers
- Tokyo (HND & NRT) – 388,000 passengers
- Paris (CDG) – 292,000 passengers.
5
Seoul Incheon (ICN) – London Heathrow (LHR)
309 flights
Asiana Airlines will operate 309 flights in each direction on the 5,530-mile route between Seoul Incheon International Airport (ICN) and London Heathrow Airport (LHR). The carrier’s current schedule shows five flights per week in January, February, and March, moving to a daily service from April 1st onwards.
Photo: Vincenzo Pace I Simple Flying
Asiana Airlines faces direct competition from Korean Air. Before the pandemic, the UK’s flag carrier, British Airways, also used to connect the two cities, deploying its Boeing 787-8s on the route. However, this service is yet to be resumed, primarily due to a shortage of aircraft and the inability to overfly Russia making flights unprofitable.
4
Seoul Incheon (ICN) – Frankfurt (FRA)
318 flights
Between January 2025 and November 2025, Asiana Airlines will operate 318 flights each way with the Airbus A350-900 between Seoul Incheon International Airport (ICN) and Frankfurt Airport (FRA). This equates to five flights per week in January and February, and a daily service from March 1st onwards. The carrier goes head-to-head with both Korean Air and Lufthansa on the route.
Photo: Phuong D. Nguyen | Shutterstock
Asiana Airlines’ frequent service to Frankfurt gives passengers the opportunity to connect with services offered by fellow Star Alliance member Lufthansa. Seoul was the tenth-busiest intercontinental destination from Frankfurt Airport last year, with just over 289,000 passengers. This put it behind Doha (DOH) and Singapore (SIN), with 296,000 passengers and 290,000 passengers, respectively.
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3
Seoul Incheon (ICN) – Singapore (SIN)
334 flights
Asiana Airlines’ third-busiest route operated by the Airbus A350-900 between January 2025 and November 2025 is between its hub at Seoul Incheon International Airport (ICN) and Singapore Changi Airport (SIN).
Over that period, Asiana Airlines will operate a total of 334 flights in each direction with the Airbus A350-900, equating to one flight per day. The carrier will also operate one daily flight with the A330-300, which seats between 290 and 298 passengers, depending on the configuration.
The route between Seoul and Singapore is a busy air corridor, with flights offered by the following carriers:
- Asiana Airlines
- Jeju Air (from March 2025)
- Korean Air
- Scoot
- Singapore Airlines
- T’way Air.
2
Seoul Incheon (ICN) – San Francisco (SFO)
372 flights
Asiana Airlines is scheduled to operate a total of 372 flights each way with the Airbus A350-900 between Seoul Incheon International Airport (ICN) and San Francisco International Airport (SFO).
Asiana Airlines faces direct competition from Korean Air, Air Premia, and fellow Star Alliance carrier United Airlines on its flights between Seoul and San Francisco. United Airlines operates two flights per day on the route – one with the Boeing 787-9 and one with the 777-300ER, which can accommodate up to 257 and 350 passengers, respectively.
Photo: Vinceno Pace I Simple Flying
Last year, Seoul was the fourth-busiest international destination from San Francisco, with more than 699,000 passengers across the three airlines operating the route. The busiest international destinations were as follows:
- Taipei (TPE) – 1,322,000 passengers
- London Heathrow (LHR) – 1,041,000 passengers
- Tokyo (HND & NRT) – 962,000 passengers
- Vancouver (YVR) – 787,000 passengers
- Seoul Incheon (ICN) – 699,000 passengers.
1
Seoul Incheon (ICN) – New York (JFK)
513 flights
Seoul Incheon International Airport (ICN) to New York John F. Kennedy International Airport (JFK) is by far the largest of Asiana Airlines’ routes to be operated with the Airbus A350-900, with a total of 513 flights in each direction between January 2025 and November 2025.
Photo: Vincenzo Pace | Simple Flying
Asiana Airlines goes head-to-head with Korean Air on flights to New York (JFK), which deploys its Boeing 747-8s on the route, while newcomer Air Premia also serves Newark Liberty International Airport (EWR) with its fleet of Boeing 787-9s.
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Asiana Airlines’s busiest routes with the Airbus A350-900 between January 2025 and November 2025 are summarized in the table below:
Route |
Number of flights |
---|---|
Seoul Incheon (ICN) – Los Angeles (LAX) |
113 |
Seoul Incheon (ICN) – Sydney (SYD) |
217 |
Seoul Incheon (ICN) – Barcelona (BCN) |
226 |
Seoul Incheon (ICN) – Paris (CDG) |
287 |
Seoul Incheon (ICN) – Seattle (SEA) |
306 |
Seoul Incheon (ICN) – London Heathrow (LHR) |
309 |
Seoul Incheon (ICN) – Frankfurt (FRA) |
318 |
Seoul Incheon (ICN) – Singapore (SIN) |
334 |
Seoul Incheon (ICN) – San Francisco (SFO) |
372 |
Seoul Incheon (ICN) – New York (JFK) |
513 |