Hub airports, decoded

Terminal maps in words, realistic connection times, lounge options and the fastest route into the city for the world’s busiest hubs.

Airports 101: connections & lounges

Europe(7)

AMSNetherlands

Amsterdam

Amsterdam Airport Schiphol (AMS) is a one-terminal hub with piers and a major railway station under the plaza. Trains to Amsterdam Centraal are frequent; connections are walkable but security and Schengen border checks still need buffer. EU delay rights often matter here — plan as of July 2026.

Airport guide

FRAGermany

Frankfurt

Frankfurt Airport (FRA) is a two-terminal Lufthansa fortress with a major long-distance rail station at Terminal 1. ICE trains beat taxis for many city and onward-Germany trips; SkyLine links terminals. Plan Schengen border time and EU delay rights as of July 2026.

Airport guide

LGWUnited Kingdom

London

Gatwick (LGW) is London’s two-terminal south hub: North and South are linked by a free inter-terminal shuttle. easyJet and many leisure carriers dominate; Gatwick Express and Thameslink are the main city rails. Plan parking, lounges and honest self-transfer buffers — then check delay rights on UK/EU tickets as of July 2026.

Airport guide

LHRUnited Kingdom

London

Heathrow (LHR) is London’s main long-haul hub with four passenger terminals (2–5) linked by free transfers. Protected connections need honest buffers; Elizabeth line and Heathrow Express are the fastest city links. Plan lounges, Wi-Fi and left luggage by terminal — and check delay rights if your UK/EU itinerary breaks as of July 2026.

Airport guide

ISTTurkey

Istanbul

Istanbul Airport (IST) is Turkish Airlines’ enormous single-terminal hub on the European side, distinct from Sabiha Gökçen (SAW). Metro and Havaist buses plus taxis cover the city; walking distances inside IST are the real connection tax. Plan lounge access and honest buffers as of July 2026.

Airport guide

MADSpain

Madrid

Madrid Barajas (MAD) splits Terminals 1–3 on the legacy campus and Terminal 4/T4S as the Iberia and oneworld long-haul hub linked by an automated people mover. UK–Latin America routings often bank here; Schengen versus non-Schengen flows need honest immigration time. Metro Line 8 and Cercanías reach the city — plan lounge access and connection bands as of July 2026.

Airport guide

CDGFrance

Paris

Paris Charles de Gaulle (CDG) is a multi-terminal Air France hub where terminal changes can feel like a second journey. RER B is the classic rail link into central Paris; taxis use flat-fare rules into the city. Pad connections generously and keep EU delay rights in mind as of July 2026.

Airport guide

North America(6)

ATLUnited States

Atlanta

Hartsfield–Jackson Atlanta (ATL) is the world’s busiest passenger airport and Delta’s fortress hub, with Concourses A–E on the domestic campus and International Terminal F (Maynard Jackson) for foreign carriers and Delta long-haul. MARTA reaches downtown in roughly half an hour; plan wide buffers on self-transfers and keep delay evidence as of July 2026.

Airport guide

ORDUnited States

Chicago

Chicago O'Hare (ORD) spreads across Terminals 1–3 for United and American domestic ops, with Terminal 5 handling all international arrivals. United Polaris in Terminal 1 is not reachable airside from T5 — allow two or more hours for international-to-domestic connections. Use the landside people mover and official transport as of July 2026.

Airport guide

DFWUnited States

Dallas-Fort Worth

Dallas–Fort Worth (DFW) is American Airlines’ largest hub, with five terminals (A–E) linked by the airside Skylink train. Flagship Lounge sits in Terminal D; Admirals Clubs spread across the campus. Plan honest buffers on international connections and use official transport — not kerb touts — as of July 2026.

Airport guide

DENUnited States

Denver

Denver International (DEN) centres on the Jeppesen Terminal with concourses A, B and C linked by an underground train. United and Southwest run mega-hub volume, mostly domestic. The A Line reaches Union Station in roughly 35–45 minutes; altitude and weather drive frequent delay cascades — plan buffers as of July 2026.

Airport guide

JFKUnited States

New York

John F. Kennedy International (JFK) spreads across multiple terminals linked by the free AirTrain loop. AirTrain plus subway or Long Island Rail Road are the usual value paths into New York City; taxis use flat-rate rules into Manhattan. Plan wide connection buffers and know your terminal before you land as of July 2026.

Airport guide

LAXUnited States

Los Angeles

Los Angeles International (LAX) is a U-shaped terminal horseshoe with an economy parking / APM era of change underway. Domestic hops can be short; international connections that need CBP need real time. FlyAway buses, rideshares and taxis dominate city access — rail options remain limited as of July 2026 planning.

Airport guide

Asia & Middle East(10)

PEKChina

Beijing

Beijing Capital (PEK) is the legacy main airport — not PKX Daxing — with Terminal 3 as the Air China and Star Alliance mega-campus. Protected T3 connections are the design case; 144-hour visa-free transit may allow city exits for qualifying passports when rules match. Confirm PEK on your ticket and verify transit policy before you plan Forbidden City time as of July 2026.

Airport guide

SINSingapore

Singapore

Singapore Changi (SIN) is a four-terminal hub plus Jewel, famous for calm transfers and long layover design. MRT from Changi Airport station and metered taxis are the usual city links. Free Wi-Fi is strong; still confirm terminal and minimum connection comfort bands as of July 2026.

Airport guide

DELIndia

New Delhi

Indira Gandhi International (DEL) splits domestic Terminal 1, regional Terminal 2 and international Terminal 3 across a large campus. Air India, British Airways and Virgin Atlantic use T3 for most long-haul; the Airport Express Metro reaches central Delhi in roughly twenty minutes when traffic is kind. Plan wider buffers in Dec–Jan VFR peaks and confirm e-visa rules before a city exit as of July 2026.

Airport guide

DXBUnited Arab Emirates

Dubai

Dubai International (DXB) is Emirates’ fortress hub, with Terminal 3 as the main EK campus and Terminal 1 for many other carriers. Protected Emirates connections are the design case; Metro Red Line and taxis cover the city. Plan lounge access, Wi-Fi and honest banks as of July 2026 — and do not confuse DXB with DWC.

Airport guide

CANChina

Guangzhou

Guangzhou Baiyun (CAN) is China Southern’s mega-hub with Terminal 1 and Terminal 2 handling enormous domestic volume plus international links. Metro and taxi reach the city in roughly 30–50 minutes. Verify visa-free transit rules before any city exit — and plan inter-terminal time honestly as of July 2026.

Airport guide

KULMalaysia

Kuala Lumpur

Kuala Lumpur International (KUL) splits KLIA main terminal for Malaysia Airlines and full-service carriers from klia2 — a separate low-cost campus linked by rail, not a short walk. KLIA Express reaches KL Sentral in roughly twenty-eight minutes. UK passport holders are often visa-free for city exits but verify rules; never confuse KLIA and klia2 on your boarding pass as of July 2026.

Airport guide

ICNSouth Korea

Seoul

Seoul Incheon (ICN) is a major North-east Asia transit hub with Terminals 1 and 2, Korean Air and Asiana heritage clusters, and some of the continent’s best long-layover design. Free transit tours run when schedules allow; transit hotels sit airside and landside. AREX reaches Seoul in roughly an hour — plan honest buffers and confirm which terminal your flight uses as of July 2026.

Airport guide

PVGChina

Shanghai

Shanghai Pudong (PVG) is the main long-haul gateway — not Hongqiao (SHA). Terminal 1 leans Star Alliance; Terminal 2 hosts China Eastern and SkyTeam partners. Maglev reaches Longyang Road in about eight minutes. Inter-terminal moves are often landside — plan wide buffers and verify visa-free transit rules as of July 2026.

Airport guide

SZXChina

Shenzhen

Shenzhen Bao'an (SZX) is the Greater Bay Area airport centred on Terminal 3, mixing dense domestic traffic with growing international routes. Ferry and cross-border bus links sometimes reach Hong Kong when schedules align — verify visas for mainland China and Hong Kong separately. Plan honest connection bands and confirm entry rules before any city or cross-border exit as of July 2026.

Airport guide

HNDJapan

Tokyo

Tokyo Haneda (HND) is closer to central Tokyo than Narita, with Terminal 1 for JAL domestic, Terminal 2 for ANA domestic and Terminal 3 for international flights. Monorail and Keikyu reach the city in roughly 15–30 minutes. Prefer HND for city-focused trips when fares allow — and plan honest layover buffers as of July 2026.

Airport guide