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Aer Lingus vs British Airways Business Class Comparison

Aer Lingus British Airways
Rating 7/10 8/10
Seat type Lie-flat Club Suite with Privacy Door
Lie-flat Yes Yes
Seat width 21 inches 21 inches
Alliance Oneworld
IATA EI BA
Hubs Dublin (DUB) London Heathrow Airport (LHR)

Aer Lingus — Pros & Cons

  • + US pre-clearance in Dublin saves time at arrival
  • + Competitive transatlantic pricing
  • + Good connectivity to Europe
  • Only A330 for long-haul
  • No alliance (partner of IAG)
  • Lounge at Dublin basic

British Airways — Pros & Cons

  • + Club Suite features a closing door in a 1-2-1 layout
  • + Extensive long-haul network from London
  • + Oneworld partner lounge access worldwide
  • Older 777 and 787 still use outdated Club World without doors
  • Soft product (food, amenities) lags top Asian and Gulf carriers

The verdict

British Airways takes the edge with a 8/10 rating compared to 7/10 for Aer Lingus. British Airways stands out with its Club Suite with Privacy Door, while Aer Lingus offers Lie-flat. Both airlines provide lie-flat business class seats, so the best choice depends on your route, schedule, and personal preferences.

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