Hartsfield-Jackson Atlanta International Airport vs London Gatwick Airport

Overview

World's busiest airport by passenger volume — Delta Air Lines fortress hub with Sky Club network and efficient domestic connections.

Delta hub and International Terminal

Delta's ATL hub uses Concourses A–E for domestic and short-haul international. The separate International Terminal (Concourse F) handles all foreign-flag carriers and Delta long-haul to Europe and Asia.

Sky Club locations span multiple concourses — access is terminal-specific. Amex Centurion is in Concourse E for domestic Delta departures.

Overview

Gatwick is London's second airport and the world's busiest single-runway airport, moving passengers efficiently between its North and South Terminals via a free shuttle, with the South Terminal train station offering fast rail access into central London. It holds a solid but unspectacular rating, reflecting decent facilities and lounges that trail Heathrow's premium offering.

Terminals and getting around Gatwick

Gatwick operates two terminals — North and South — connected by a free, fully automated shuttle train that takes about two minutes. The South Terminal is the busier of the two and houses the railway station, so most passengers arriving by train start there. easyJet, Gatwick's dominant carrier, splits operations across both terminals, so always check which one your flight departs from before arriving.

As the world's busiest single-runway airport, Gatwick runs a tightly scheduled operation. Security can be busy at peak leisure times (early mornings and school holidays), so the airport recommends arriving two to three hours before departure. Both terminals offer fast-track security for a fee or via premium tickets and select lounges.

Getting to and from London

The Gatwick Express runs non-stop to London Victoria in around 30 minutes, while Thameslink services connect directly to London Bridge, Blackfriars, St Pancras, and on to Luton — useful for cross-London and airport-to-airport journeys without changing. Southern services add more central and south London stops at lower fares. The station sits inside the South Terminal.

National Express and other coaches serve Gatwick from across the UK, and the airport is directly on the M23/M25 motorway network. Rail is almost always faster and cheaper than a taxi to central London, which can take over an hour in traffic and cost significantly more.

Lounges and where Gatwick sits versus Heathrow

Gatwick's lounge scene is independent-led rather than airline-flagship: the No1 Lounge (both terminals), Clubrooms, My Lounge, and the Grain Store are the main options, most accepting Priority Pass, DragonPass, or paid day passes. British Airways operates a lounge in the South Terminal for its short-haul premium and status passengers. None match the scale of Heathrow's BA Concorde Room or Virgin Clubhouse.

For a like-for-like decision between London's two main airports, see our Gatwick vs Heathrow comparison. In short: Heathrow wins on long-haul network, premium lounges, and connection options; Gatwick often wins on leisure routes, lower parking costs, and a simpler two-terminal layout.