Vietnam Becomes Second-Largest Southeast Asia Aviation Market in July

Overview

Vietnam has become the second-largest aviation market in Southeast Asia, surpassing Thailand, according to OAG data for July. The country offered 7.4 million seats, a 5.6% increase year-on-year, trailing only Indonesia. Vietnam Airlines (HVN) and Vietjet (VJC) are the leading carriers by capacity in the region, underscoring their strategic importance.

Key Facts

• Vietnam’s July capacity reached 7.4 million seats, up 5.6% year-on-year, overtaking Thailand’s 6.9 million seats (down 3%).
• Indonesia remains the largest market with 10.9 million seats, up 0.3%.
• Vietnam’s domestic capacity grew 8.1%, adding 369,700 seats, the fastest in the region.
• Noi Bai International Airport saw the fastest capacity growth at 8.1%, adding 166,400 seats.
• Vietnam Airlines (HVN) led regional carriers with 2.8 million seats, though its capacity grew only 0.2%.
• Vietjet (VJC) followed with 2.47 million seats.
• Total Southeast Asian capacity fell 1.2% to 50.4 million seats, with LCC capacity down 8.1%.

What Happened

According to a report by OAG, a UK-based aviation data firm, Vietnam’s aviation market expanded to 7.4 million seats in July, a 5.6% increase from the same period last year. This growth allowed Vietnam to surpass Thailand, which saw a 3% decline to 6.9 million seats, and become the second-largest market in Southeast Asia after Indonesia.

Domestic capacity in Vietnam grew 8.1%, adding 369,700 seats, the fastest in the region. Noi Bai International Airport also recorded the highest growth rate among regional airports, up 8.1%. Vietnam Airlines, despite a modest 0.2% capacity increase, remained the largest carrier in the region with 2.8 million seats, followed by Vietjet with 2.47 million seats.

The report attributes the overall regional capacity decline of 1.2% to rising fuel prices due to geopolitical tensions in the Middle East. Traditional carriers now hold 56% of capacity, while low-cost carriers (LCCs) saw their share drop to 44%.

Market Context

Vietnam Airlines (HVN) trades on HOSE, closing at 23,950 VND on August 6, 2026. Vietjet (VJC) also on HOSE closed at 126,000 VND. The news reinforces a positive outlook for Vietnamese carriers, especially as domestic demand remains robust. However, HVN’s minimal capacity growth suggests a conservative approach, while VJC’s larger capacity positions it to benefit more from the market expansion. The broader regional decline, particularly in LCC capacity, may favor Vietnam’s carriers as they gain market share.

Strategic Significance

For long-term investors, this data underscores Vietnam’s structural growth in aviation, driven by a rising middle class and tourism. Vietnam Airlines’ leading position in capacity, despite slow growth, indicates its strong network and brand. Vietjet’s aggressive capacity suggests it is capitalizing on the domestic boom. The shift in regional dynamics, with Thailand declining, could enhance Vietnam’s hub status. However, fuel price volatility remains a key risk, as highlighted by the regional capacity reduction.

What to Watch

• Q3 2026 earnings reports from HVN and VJC, expected in October, to assess profitability amid fuel costs.
• Monthly OAG capacity data for August and September to see if Vietnam maintains its second-place ranking.
• Fuel price trends and geopolitical developments in the Middle East that could impact operating costs.
• Any announcements from HVN or VJC regarding fleet expansion or new routes.
• Regulatory changes in Vietnam’s aviation sector, such as airport infrastructure investments.