flat.flights

Aer Lingus vs American Airlines Business Class Comparison

Aer Lingus American Airlines
Rating 7/10 7/10
Seat type Lie-flat Flagship Suite
Lie-flat Yes Yes
Seat width 21 inches 21 inches
Alliance Oneworld
IATA EI AA
Hubs Dublin (DUB) Dallas/Fort Worth (DFW), Miami (MIA), New York JFK (JFK)

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

American Airlines — Pros & Cons

  • + Flagship Suite with privacy door on new aircraft
  • + Flagship Lounge dining at key hubs
  • + Largest Oneworld network from the US
  • Older 777-200s still lack premium hard product
  • Inconsistent service quality across crews

The verdict

Both Aer Lingus and American Airlines earn a 7/10 rating, making this a close call. Aer Lingus offers Lie-flat while American Airlines features Flagship Suite. Your decision should come down to route availability, alliance loyalty, and which seat product appeals more to you.

Read full reviews

Book your flight