Bangkok BKK to Seoul SEL flight with Thai AirAsia

Cathay Pacific is the flag carrier of Hong Kong, with its main hub at Hong Kong International Airport. Founded in 1946, it provides scheduled passenger and cargo services to over 190 destinations in more than 60 countries worldwide, including codeshares and joint ventures. The airline operates a fleet of Airbus A321neo, A330, A350, and Boeing 777 aircraft, while Cathay Cargo utilizes Boeing 747 freighters. A founding member of the Oneworld alliance, Cathay Pacific has been recognized as a 5-star airline and ranked among the world's best airlines multiple times by Skytrax.

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.

Hong Kong Airlines, established in 2006, is a full-service airline based in Hong Kong, operating from its main hub at Hong Kong International Airport. It has grown to become one of the leading local carriers, committed to providing safe and reliable flight experiences. The airline operates an all-Airbus fleet, including A320, A321, and A330 wide-body aircraft, serving close to 30 cities and popular destinations in the Asia-Pacific region, and over 100 destinations worldwide through interline and code-sharing agreements. Hong Kong Airlines has been awarded a four-star rating by Skytrax since 2011.

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.

Thai AirAsia is a prominent Thai low-cost airline, operating as a joint venture between Malaysia's AirAsia Group and Thailand's Asia Aviation. Established to meet the demand for economical travel within Thailand and Southeast Asia, it mirrors its parent company's focus on low-cost travel, high frequency, and wide accessibility. The airline commenced operations in February 2004 and is based at Bangkok Don Mueang International Airport, with a secondary hub at Phuket International Airport. Thai AirAsia utilizes a fleet of modern, fuel-efficient Airbus A320 family aircraft for its extensive network of domestic and international routes. It offers a basic fare with various add-on services, allowing passengers to customize their travel experience.

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.

VietJet Air is a Vietnamese low-cost airline, headquartered in Hanoi, that began operations in December 2011. It was the first privately owned airline established in Vietnam and has grown to become the largest private airline offering domestic services. VietJet Air operates a network of over 120 domestic and international routes, connecting major cities and tourist destinations across Asia, including Australia, China, India, Japan, South Korea, and Thailand. The airline is known for its budget-friendly options and aims to make air travel more accessible. Its fleet primarily consists of Airbus A320, A321, and A330 aircraft.