DISCOVER THE BUSIEST AIRPORTS, AIRLINES AND FLIGHT ROUTES IN SOUTH EAST ASIA THIS MONTH | MARCH 2023

Find below flight data and analysis focused on the South East Asia aviation market, with data powered by OAG's Schedules Analyser. The data is updated monthly. Seats are calculated as departing seats (one-way).

• Overall airline capacity in South East Asia this month is now 20% lower than March 2019 at 34.8 million seats.
• Capacity is moving steadily but slowly towards recovery with domestic seats just 13% behind 2019, whilst international seats are 31% below. 

• Across SE Asia this month, carriers have increased capacity on average by 2% compared to last month (when allowing for the difference in days between February and March). 
• Malaysia and Cambodia are seeing strongest growth this month, with 5% and 8% more seats respectively. 
• Most recovered is Vietnam, and whilst considerably ahead of its 2019 capacity, it has seen seats fall month-on-month in March. 

• Half of the biggest domestic routes in SE Asia are in Indonesia - unsurprising as it is the region's most populous country - although there is mixed performance at route level, in terms of capacity changes.
• Jakarta (CGK) - Medan (KNO) has seen a month-on-month increase.
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• Internationally, 6 of the 10 routes start or end in Singapore, with a further 3 operating to or from Kuala Lumpur. 
• The fastest-growing international route this month in SE Asia is Bangkok (BKK) to Phnom Penh (PNH) which has seen seat capacity increase by 15% this month compared to last month.
•  Jakarta (CGK) - Kuala Lumpur (KUL) has also seen strong month-on-month growth with carriers adding 12% more seats this month when allowing for the variance in days between February and March. 

• Jakarta remains the largest airport by capacity in SE Asia this month, although Singapore is not far behind, with just 146,000 fewer seats. 
• Of the biggest 10 airports in the region, Bangkok Don Mueang and Kuala Lumpur are adding most capacity this month with 8% and 5% more seats respectively. 
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• Singapore is adding most international seats this month with an increase of 3% on last month, equivalent to 87,000 more seats.
• Other airports adding most seats this month include Kuala Lumpur, Bangkok Don Mueang, Manila and Jakarta. 

• Lion Air remains SE Asia's largest carrier by seat volume.  The carrier is operating 83% of the seats it operated in March 2019. 
• Three of the 10 largest carriers are now operating above 2019 levels; Vietnam Airlines, VietJet and Batik Air.  Singapore Airlines is also close, with March 2023 capacity sitting at 98% of March 2019. 

• Air Asia is adding the most seats this month, with 208,000 more seats than last month when adjusting for the difference in days between February and March.
• Citilink is also adding a reasonably high volume of seats this month, with 120,000 more than last month.