In 2025, the global travel landscape continued its steady recovery, and the emphasis on clean airlines, cabin hygiene, and air travel safety remained stronger than ever. With millions of passengers returning to the skies, sanitation became a decisive factor in determining the overall quality of an airline experience across countries such as Taiwan, Japan, Qatar, Singapore, China, and South Korea. The annual Skytrax rankings offered a comprehensive evaluation of how well airlines maintained spotless aircraft interiors, focusing on seat areas, cabin panels, carpeting, lavatories, and high-touch surfaces.

A renewed commitment to cleanliness was observed across the industry, yet it was the Asian region that once again dominated the top positions. Travellers seeking reliable standards of hygiene were consistently drawn to these carriers, where meticulous cleaning routines and advanced filtration systems were implemented as defining features. The top-ranking airlines were recognised not only for maintaining immaculate cabins but also for ensuring that the travel experience felt safe, pleasant, and reassuring from boarding to landing.

This detailed overview explores the top 10 cleanest airlines of 2025 and highlights how each company upheld exceptional cleanliness standards while enhancing the travel and tourism appeal of their home countries.

Top 10 Cleanest Airlines in the World in 2025

1. EVA Air – Taiwan

EVA Air secured the top position in the 2025 Skytrax rankings, with its aircraft consistently maintained to exceptional standards. A specialised team ensured that seats, tray tables, overhead bins, and aisles were thoroughly sanitised between flights. In-flight hygiene was further upheld by cabin crew members who kept high-touch surfaces clean throughout each journey. Advanced air conditioning systems equipped with high-efficiency particulate filters were used to remove nearly all airborne bacteria. Fresh air was circulated at regular intervals, allowing passengers moving between different climates and time zones to experience superior comfort and sanitation.

2. All Nippon Airways (ANA) – Japan

All Nippon Airways maintained its strong reputation through rigorous aircraft cleaning routines at both Tokyo Haneda and Narita airports. Regular cleaning sessions were conducted between flights, while longer layovers were utilised for deep cleaning. Carpets were vacuumed, linens replaced, and seating areas refreshed. HEPA filters were used to keep cabin air purified, reinforcing Japan’s commitment to orderliness and hygiene.

3. Cathay Pacific Airways – Hong Kong

Cathay Pacific continued strengthening its service standards by prioritising cleanliness as a key component of the passenger experience. Dedicated cleaning teams were assigned at the airline’s Hong Kong base. During overnight layovers, a full interior and exterior cleaning process was completed. Seats, carpets, and bedding were shampooed or vacuumed, while tray tables, screens, and remote surfaces were disinfected using strong sanitation products approved internationally. Cabin air was purified during flights, contributing to a fresher and safer environment.

4. Qatar Airways – Qatar

As the only Middle Eastern carrier in the top ten, Qatar Airways upheld an impressive record of cleanliness. A large workforce was employed to hand-clean aircraft between flights, focusing on seats, lavatories, and high-use areas. Deep vacuuming was conducted during extended layovers, and advanced air filtration systems were regularly replaced. The use of Honeywell’s UV Cabin System further enhanced sanitation by utilising ultraviolet technology to clean without chemical residue.

5. Singapore Airlines – Singapore

Singapore Airlines upheld its reputation as one of the world’s most hospitable and orderly carriers. Disinfectant wipes were used to clean high-touch surfaces regularly, and economy-class earphones were designed for single use to maintain hygiene. High-temperature washing cycles treated the airline’s linens, and lavatories were cleaned frequently by crew members. Contactless faucets and hand sanitiser units were installed to optimise traveller safety.

6. Hainan Airlines – China

Hainan Airlines ranked as the highest mainland Chinese carrier on the list. A structured three-step cleaning routine was implemented during turnarounds. Aisles were vacuumed, tray tables sanitised, and entertainment screens wiped with antibacterial agents. Longer layovers allowed deeper cleaning of fabrics and carpets, and fogging techniques ensured that disinfectants reached every corner of the cabin.

7. Starlux Airlines – Taiwan

Starlux Airlines, one of the world’s youngest full-service carriers, demonstrated remarkable dedication to cleanliness. Standard cleaning procedures were applied between flights, and additional disinfection measures were used when aircraft arrived from destinations with specific bio-risk considerations. Cleaning teams followed detailed checklists to maintain impeccable standards.

8. Japan Airlines – Japan

Japan Airlines maintained consistently high standards throughout its fleet. A trained group of 12 staff members performed deep cleaning during longer ground times, with the process lasting approximately five hours. Seats, carpets, and cabin surfaces were thoroughly vacuumed, scrubbed, or pressure-washed. Fresh linens and amenity items were replaced between flights, and lavatories were maintained throughout the journey by both ground and cabin crews.

9. Korean Air – South Korea

Korean Air upheld strong cleaning routines both on the ground and during extended layovers. Disinfectants approved by the Korean Ministry of Food & Drug Safety were applied to all major surfaces. Before long-haul departures, the cleaning team ensured that air filtration devices were functioning optimally, providing a reassuring experience for passengers travelling long distances10. China Southern Airlines – China

China Southern Airlines concluded the top ten with its unique approach to dry-cleaning techniques, which minimised water usage and prevented surface staining. Heat-based cleaning methods and biodegradable products were used to speed up aircraft turnaround times while maintaining rigorous sanitation standards.

Related Rankings: No. 11 to No. 20

11. China Airlines
12. Malaysia Airlines
13. Hong Kong Airlines
14. Asiana Airlines
15. Finnair
16. Swiss International Air Lines
17. Austrian Airlines
18. Qantas Airways
19. Lufthansa
20. Saudia

Regional Leaders in 2025

Africa – Airlink
Australia/Pacific – Qantas Airways
Asia – EVA Air
Central Asia & CIS – Azerbaijan Airlines
China – Hainan Airlines
Europe – Finnair
India & South Asia – IndiGo
North America – Delta Air Lines
South America – LATAM
Middle East – Qatar Airways

The 2025 rankings reaffirmed the strong emphasis on cabin cleanliness across Asia and highlighted the changing preferences of global travellers who valued hygienic environments across all classes of service. These airlines not only delivered spotless cabins but also enhanced the travel appeal of their countries, reshaping global tourism through safety and reliability.

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