Bangkok, Thailand – Bangkok’s Suvarnabhumi Airport was ranked the 12th most connected airport in the world in OAG’s Megahubs Report 2025, the Airports of Thailand (AOT) said on Thursday.
Report crowns Suvarnabhumi among global megahubs
The OAG (Official Airline Guide) Megahubs Report assessed global airport connectivity for its tenth consecutive year, placing Suvarnabhumi among the top 50 most connected airports worldwide and fifth in the Asia-Pacific region. The ranking used a strict methodology that compared the number of scheduled flight connections to the total number of destinations served within a six-hour window on the busiest day in global aviation.
What the results mean for Bangkok’s two airports
AOT said the placement was proof of Suvarnabhumi’s “strong global connectivity and capacity to handle rising flight volumes and passenger demand.” The authority added that recognition from a major industry data provider would bolster airline confidence in airport management and help attract further international services.
The accolade was paired with a strong showing for Don Mueang International Airport. The low-cost carrier hub was listed at 22nd in OAG’s category of the “Top 25 Most Connected Low-Cost Carrier Airports,” underscoring Thailand’s dual-airport model: Suvarnabhumi serving the full-service and premium market, while Don Mueang caters to growth in budget travel.
Where Suvarnabhumi sits in the global lineup
London Heathrow retained the top position for a third consecutive year, followed by Istanbul Airport, which rose six places to second. Amsterdam Schiphol completed the top three. Notably, Kuala Lumpur International and Frankfurt shared fourth place, making Kuala Lumpur the highest-ranked Asian airport in that tier, while Seoul Incheon was ranked sixth.
Regional hub strategy and broader implications
Industry observers say the twin successes strengthen Thailand’s strategic role as an air-traffic node in Southeast Asia. For passengers, better connectivity typically means more direct routes, shorter connection times and expanded options for regional and long-haul travel. For the economy, improved air links support tourism, trade and foreign investment as global travel continues to recover from pandemic-era disruptions.
AOT framed the rankings as a signal that Thailand’s aviation sector is back on the rise. If the momentum continues, the authority expects the airport to attract additional international carriers and new routes — an outcome that would reinforce Bangkok’s status as a major regional hub.
Looking ahead
As airlines plan schedules and expand networks, the OAG findings may influence route decisions and slot allocations in the months ahead. Will Suvarnabhumi’s new standing translate into a tangible increase in international flights and connections? The ranking has positioned the airport to make that case to carriers and travellers alike.