Tokyo TYO to Seoul SEL flight with Air Seoul

Korean Air is the flag carrier and largest airline of South Korea, headquartered in Seoul. Established in 1969, it operates an extensive network of domestic and international passenger and cargo flights. Korean Air is a founding member of the SkyTeam alliance and SkyTeam Cargo. The airline is recognized as a 5-star airline by Skytrax and is among the top 20 airlines globally in terms of passengers carried. Its fleet includes aircraft from both Boeing and Airbus, serving destinations across Asia, Africa, Europe, South America, and North America.

Japan Airlines (JAL) is a major Japanese airline headquartered in Tokyo, established in 1951. It is considered the flag carrier of Japan and operates an extensive network of domestic and international flights, serving over 90 destinations worldwide. JAL's main hubs are Tokyo's Narita and Haneda airports, with secondary hubs in Osaka. The JAL Group includes several subsidiaries for domestic feeder services and cargo operations. JAL is also a member of the Oneworld airline alliance, enhancing its global reach.

Shanghai Airlines is a major Chinese carrier headquartered in Shanghai and a wholly-owned subsidiary of China Eastern Airlines. Established in 1985, it was China's first commercial airline with multidimensional investment. The airline operates extensive domestic and international services, with its main bases at Shanghai Pudong International Airport and Shanghai Hongqiao International Airport. Shanghai Airlines maintains its distinct brand and livery despite the merger with China Eastern Airlines in 2010. It is an affiliate member of the SkyTeam airline alliance, alongside its parent company. The airline is recognized for its premium services and accident-free record.

Jeju Air is South Korea's first and largest low-cost carrier, established in 2005. Named after Jeju Island, a popular tourist destination, the airline initially focused on promoting travel to and from the island. Jeju Air has since expanded its network to include a wide range of domestic and international routes across East Asia, serving destinations in countries like Japan, China, Taiwan, the Philippines, Thailand, and Vietnam. The airline operates a fleet primarily consisting of Boeing 737-800 aircraft, aiming to provide affordable, frequent, and accessible flight options. Jeju Air is also a founding member of the Value Alliance, the world's first pan-regional low-cost carrier alliance.

Asiana Airlines, established in 1988, is one of South Korea's major airlines, headquartered in Seoul. It operates both international and domestic passenger routes, as well as cargo services, across Asia, Europe, North America, and Oceania. Asiana Airlines is a member of the Star Alliance, offering passengers a wide network and the ability to earn and redeem miles with partner airlines. The airline focuses on customer satisfaction through safety and service, offering various cabin experiences and in-flight amenities. Asiana Airlines maintains its international hub at Incheon International Airport and a domestic hub at Gimpo International Airport.

Peach Aviation is a Japanese low-cost airline headquartered at Kansai International Airport in Tajiri, Osaka Prefecture. Established in 2011 as A&F Aviation, it began operations in March 2012. As Japan's first true low-cost carrier, Peach aims to provide affordable air travel with Japanese quality service for the Asian region. The airline operates a fleet primarily consisting of Airbus A320 and A321 aircraft, serving numerous domestic and international routes across East Asia. Peach Aviation is a subsidiary of ANA Holdings Inc.