A Coincidence in Timing
From July 14–17, 2026, I spent 4 days moving through three airports: Shenzhen Bao'an, Hong Kong International, and Guangzhou Baiyun. Two days after I got home (Jul 18), a report from Caijing / 21st Century Business Herald was published: in H1 2026, China's four busiest mainland airports by passenger throughput were Guangzhou Baiyun (43.29M), Shanghai Pudong (42.67M), Beijing Capital (35.77M), and Shenzhen Bao'an (33.61M) — Baiyun had just overtaken Pudong to reclaim the No. 1 spot after a year.
In other words, the two mainland airports on my route happened to be the busiest and the fourth-busiest in the country — plus a third airport not even counted in that mainland list, because it belongs to a different aviation system entirely and happens to be one of the world's busiest cargo hubs: Hong Kong (32.80M passengers in H1 2026, up 11.7% year-on-year — roughly just behind Shenzhen Bao'an if compared directly). Three airports, three different roles, on one 4-day route.
Three Airports
Shenzhen Bao'an International Airport
Formerly Shenzhen Huangtian Airport, it opened in October 1991 and was renamed Bao'an International in 2001. It now sits at the core of the Greater Bay Area's "golden inner bay," inside the Qianhai cooperation zone, positioned as a six-mode hub combining air, sea, expressway, high-speed rail, intercity rail and metro. A new T2 terminal area and north cargo zone are under construction, and its third runway has completed flight-verification. H1 2026 throughput: 33.61M passengers, 4th nationally.
This is where I stayed at the airport hotel, shot the rain-soaked apron through my window, and staked out an Air China 747-400 (B-2447) for most of a morning.
Hong Kong International Airport
Opened at Chek Lap Kok in July 1998, it has held the title of world's busiest cargo airport for most years since 2010. In November 2024, its HK$141.5 billion three-runway system became fully operational, lifting hourly capacity from 70 to 102 flights. H1 2026 passenger traffic reached 32.80M, up 11.7% year-on-year. Official forecasts put 2035 traffic at 120M passengers and 10M tonnes of cargo.
This is where security stopped me at the Regal Airport Hotel's elevators, sending me to the parking lot instead — where one morning still yielded airlines from 8 countries and regions.
Guangzhou Baiyun International Airport
Its T3 terminal and fifth runway went into service in October 2025, making it the first airport in mainland China with five commercial runways — entering what's called the "five runways, three terminals" era. 2024 throughput already reached 76M passengers across 235 global destinations; post-expansion near-term capacity is 120M passengers/year, with an ultimate design capacity of 140M. In H1 2026 it grew 8.1% year-on-year to overtake Shanghai Pudong and reclaim the national No. 1 spot.
This is where I photographed China Eastern's C919 (B-919D) and Mahan Air's A340-600 — one a home-built airliner, the other one of the last four-engine stretches still flying anywhere.
The Numbers, Side by Side
| Airport | H1 2026 Throughput | National Rank | Key Milestone |
|---|---|---|---|
| Guangzhou Baiyun CAN | 43.29M | #1 | T3 + 5th runway, Oct 2025 |
| Shanghai Pudong PVG | 42.67M | #2 | T3 planned for 2028 |
| Beijing Capital PEK | 35.77M | #3 | — |
| Shenzhen Bao'an SZX | 33.61M | #4 | 3rd runway flight-verified, T2 under construction |
| Hong Kong HKG | 32.80M | separate system | 3-runway system fully operational, Nov 2024 |
Sources: CADAS transport big data / 21st Century Business Herald, H1 2026 (mainland only); Hong Kong's figure (H1 2026 passenger traffic: 32.80M, +11.7% YoY) is from Airport Authority Hong Kong public data, a different reporting methodology. Placed alongside the mainland list purely for reference, it would fall just behind Shenzhen Bao'an.
A Greater Bay Area Inside a National Strategy
China's 15th Five-Year Plan explicitly calls for upgrading four "world-class airport clusters": Beijing-Tianjin-Hebei, the Yangtze River Delta, the Greater Bay Area, and Chengdu-Chongqing. In 2024, the Greater Bay Area's seven airports — the three hubs of Guangzhou, Shenzhen and Hong Kong, plus trunk airports in Zhuhai and Macau, plus feeder airports in Huizhou and Foshan — together handled over 200 million passengers, with route networks reaching 200+ cities worldwide. A new Guangzhou airport is under construction in Foshan's Gaoming district; once complete, Guangzhou will become the fourth Chinese city (after Beijing, Shanghai and Chengdu) to operate two major airports. ACI forecasts Greater Bay Area aviation demand could reach 420 million passengers by 2035.
Among the four clusters, the Greater Bay Area's character is the most distinct: the highest openness, the densest cross-border connectivity, the clearest international advantage — that's the report's own assessment, and it happens to be exactly what I spent 4 days personally verifying.
What the Camera Found
4 days, 3 airports, 20+ airlines: Star Alliance, oneworld and SkyTeam all showing up on the same route; Southeast Asia (AirAsia, Cebu Pacific, Philippine Airlines), the Middle East (Mahan Air, Etihad, Saudia, Turkish Airlines), Northeast Asia (Korean Air, Asiana), and dedicated freight carriers (UPS, AirZeta) each claiming a corner of the picture. I didn't engineer this diversity — it's simply what these three airports look like on an ordinary day. The "dense cross-border connectivity, clear international advantage" that policy documents describe in the abstract, I staked out for 4 days and came home with a hand-held sample of it.
"The Greater Bay Area is developing fast, and China is using these gateways to engage with the world — the future will be a globalized one."
— My own reflection, written Jul 20, 2026That line is my own judgment, not a conclusion from any report cited above. Whether three airport expansions, four national airport clusters, and the 20-odd airlines in my own photos actually add up to a "more globalized world" — I don't know, and no one can make that call for me. But for these 4 days at least, I said it standing on evidence I'd gathered myself.