Ireland · Founded 1936
Aer Lingus Business Class
Aer Lingus is Ireland's IAG-owned flag carrier, flying from its Dublin hub since 1936. Its transatlantic business class uses the Thompson Aero Vantage XL lie-flat seat (22in wide, 77-78in bed) across its A321neo XLR and A330 fleet, and its Dublin hub offers US Customs and Border Protection pre-clearance — passengers land in the US as domestic arrivals, skipping the immigration line.
- From
- $1,680
- Max savings
- 62%
- Rating
- 4.4★*
- Fleet
- 5 types
Last updated
Quick answers
At a glance
What is Aer Lingus business class?
Aer Lingus Business Class — Thompson Aero Vantage XL — lie-flat; aisle access on 90% of A330 seats, 60% of A321neoLR seats (pick a throne/aisle row). Seat width 22 inches (official spec), length 77 inches (6ft 5in lie-flat bed, official spec).
How much can I save on Aer Lingus?
Consolidator fares from $1,680 — about 62% below published retail. You earn full AerClub (Avios) miles.
Which lounges does Aer Lingus use?
Aer Lingus Lounge (DUB T2). Worldwide: Contract lounges at US airports.
Editor's note — Aer Lingus
What we've learned booking Aer Lingus
Aer Lingus is the transatlantic carrier with a hidden superpower that makes it worth considering even if Ireland isn't your final destination: US Customs and Immigration Preclearance at Dublin and Shannon. Your return flight from Ireland clears US customs before you board — land in the US as a domestic passenger, skip the immigration hall entirely, and save 45-90 minutes of arrival-day misery. For frequent transatlantic travelers, that Preclearance benefit is worth more than any seat upgrade. The AerSpace business class on the A330 is solid — fully flat, direct aisle access, decent Irish catering — but the service style is more functional than luxurious. The A321LR on shorter routes (Dublin to Hartford, Dublin to Cleveland) offers a narrower business cabin that's competent but not class-leading. Our consolidator rates on Aer Lingus produce the cheapest transatlantic business class fares in our inventory: BOS-DUB at $1,500-1,620 and JFK-DUB at $1,600-1,750 in shoulder season. The catch is that Aer Lingus unbundles more aggressively than legacy carriers — confirm that your fare includes checked bags, lounge access, and seat selection before committing.
The Airline
About Aer Lingus
A comprehensive look at Aer Lingus's premium cabins, service philosophy, route network, and what makes them worth flying.
Airline overview
Aer Lingus is Ireland's IAG-owned flag carrier, flying from its Dublin hub since 1936. Its transatlantic business class uses the Thompson Aero Vantage XL lie-flat seat (22in wide, 77-78in bed) across its A321neo XLR and A330 fleet, and its Dublin hub offers US Customs and Border Protection pre-clearance — passengers land in the US as domestic arrivals, skipping the immigration line.
Founded in 1936, Aer Lingus is headquartered in Ireland and operates to 97+ destinations across 80+ countries. The fleet is built around Airbus A320, Airbus A321neo, Airbus A321neo XLR, Airbus A330-200 and Airbus A330-300 for long-haul operations, with additional narrowbody types on regional routes. Aer Lingus operates independently of major global alliances, with select bilateral partnerships for codesharing.
The business class experience
Aer Lingus Business Class features Thompson Aero Vantage XL — lie-flat; aisle access on 90% of A330 seats, 60% of A321neoLR seats (pick a throne/aisle row). Seat width is 22 inches (official spec) and fully extended bed length is 77 inches (6ft 5in lie-flat bed, official spec) — comfortable for passengers up to about 6'3" (190cm) to sleep fully flat. The seat layout on Aer Lingus's long-haul widebody aircraft typically offers direct aisle access for every business class passenger, so you never have to climb over a seatmate.
In-flight entertainment is delivered via Seatback touchscreen IFE. Dining on Aer Lingus: Irish-inspired cuisine, Irish whiskey and Guinness. Baggage allowance in business class: 2 × 32kg checked. All flights include amenity kits, premium bedding, and priority boarding/baggage handling.
Lounges and ground experience
At the home hub: Aer Lingus Lounge (DUB T2). At other airports worldwide: Contract lounges at US airports. Lounge access is included with your business class ticket — you show your boarding pass at the lounge entrance and receive food, drinks, WiFi, and dedicated workspaces until boarding time.
On the ground at departure, Aer Lingus business class passengers get dedicated check-in counters, fast-track security lanes where available, and priority boarding. At arrival, baggage is tagged with priority labels and comes out first — typically saving 15-30 minutes versus economy on heavily-loaded flights.
What travelers say
“US pre-clearance at Dublin is the standout differentiator — a genuine time-saver on arrival, not a marketing claim. The Vantage XL seat is a legitimate lie-flat product, but seat selection matters more here than on 1-2-1 cabins: per the airline's own specs, only 90% of A330 and 60% of A321neoLR business seats have direct aisle access, so pick a throne or aisle-side seat when booking. Not in a major alliance, so status-matching and mileage-earning options are narrower than an alliance carrier.”
— BookMyBusinessClass editorial review
Booking Aer Lingus with consolidator fares
Our consolidator contract with Aer Lingus gives us access to net fares significantly below published retail — typically 62% savings on business class bookings. These are standard Aer Lingus tickets with full frequent flyer mile earning in AerClub (Avios), complete lounge access, standard cancellation rules, and priority handling on both ends of the trip. The only difference is the price.
When you request a quote, we search all available Aer Lingus dates and routes for your trip, compare against other carriers that serve the same route, and send you the best option within 15 minutes. No membership required, any service fees disclosed upfront, and you book directly with Aer Lingus under your name — we're just the consolidator agency that unlocks wholesale pricing through our host consolidator network.
Cabin Details
Inside Aer Lingus business class
Every detail that matters — seat, service, lounge, luggage and miles.
- Cabin name
- Aer Lingus Business Class
- Seat type
- Thompson Aero Vantage XL — lie-flat; aisle access on 90% of A330 seats, 60% of A321neoLR seats (pick a throne/aisle row)
- Seat width
- 22 inches (official spec)
- Seat length
- 77 inches (6ft 5in lie-flat bed, official spec)
- In-flight entertainment
- Seatback touchscreen IFE
- Dining
- Irish-inspired cuisine, Irish whiskey and Guinness
- Baggage allowance
- 2 × 32kg checked
- Miles program
- AerClub (Avios)
Home lounge
Aer Lingus Lounge (DUB T2)
Lounges at other airports
Contract lounges at US airports
Hubs
Aircraft types
“US pre-clearance at Dublin is the standout differentiator — a genuine time-saver on arrival, not a marketing claim. The Vantage XL seat is a legitimate lie-flat product, but seat selection matters more here than on 1-2-1 cabins: per the airline's own specs, only 90% of A330 and 60% of A321neoLR business seats have direct aisle access, so pick a throne or aisle-side seat when booking. Not in a major alliance, so status-matching and mileage-earning options are narrower than an alliance carrier.”
Top Routes
Popular Aer Lingus business class routes
The most-booked Aer Lingus premium routes through our consolidator contracts.
Fleet
Aer Lingus aircraft we book
Aer Lingus aer lingus business class on each aircraft type — cabin product, seat configuration, and route examples.
- Airbus A320Airbus
Standard single-aisle workhorse — 150-180 seats typical. Most operators install regional-first (2-2 recliner) Business class for 4-7 hour flights; no lie-flat Business on this airframe.
- Airbus A321neoAirbus
Re-engined A321 — newer engines, quieter cruise, better fuel efficiency than original A321. Most operators install Business cabin in 2-2 recliner config; some carriers (JetBlue Mint, Iberia, Aer Lingus) install full lie-flat.
- Airbus A321neo XLRAirbus
Extra-long-range A321neo — the longest-range narrowbody in commercial service. JetBlue Mint Studio on A321XLR is one of the most refined narrowbody Business products; Iberia and Aer Lingus operate.
- Airbus A330-200Airbus
Shorter A330 variant — primarily medium-haul. Premium cabins are typically smaller (16-30 Business seats). Cabin pressurization same older generation as A330-300.
- Airbus A330-300Airbus
The widely-deployed older-generation A330. Cabin technology is older than 787 or A350. Many carriers operate 2-2-2 Business on A330-300 (older configurations) or 1-2-1 on newer cabin retrofits.
See the full Aer Lingus fleet index for cabin-by-aircraft details.
Reference Data
Aer Lingus carrier reference
| Field | Value |
|---|---|
| IATA airline code | EI |
| ICAO airline code | EAI |
| Canonical name | Aer Lingus Regional (Wikidata) |
| Country | Ireland |
| Founded | 2010 |
| Alliance | Independent / no alliance affiliation |
| Hub airports | Dublin Airport (DUB) |
| Source for canonical fields | Wikidata (CC0) · Q648074 cross-referenced with our editorial catalog |
Canonical airline metadata cross-referenced with Wikidata (CC0). When fields disagree, our editorial catalog is the source of truth for cabin specs, fare data, and ratings; Wikidata is the source of truth for ICAO codes, founding year, and country attribution.
Facts independently verified 2026-08-05
Fleet, route, seat, and lounge facts on this page were checked against 4 independent sources:
- en.wikipedia.org/wiki/Aer_Lingus
- aerlingus.com/experience/onboard-features/seats-and-cabin/
- aerlingus.com/experience/our-aircraft/airbus-a330-300/
- onemileatatime.com/reviews/aer-lingus-business-class-a321xlr/
Star ratings follow a separate five-source composite methodology — see our ratings & verification methodology.
Related
Explore more
Compare cabins, browse alliance partners, and find lounges and routes connected to this airline.
More on Aer Lingus
Aer Lingus compared
Top Aer Lingus routes
Fly Aer Lingus from
FAQ
Frequently asked questions
Common questions about booking Aer Lingus business class through our consolidator.
How much is Aer Lingus business class?
What seat will I get on Aer Lingus?
Which lounges can I use with Aer Lingus business class?
Will I earn miles on these fares?
What dining and IFE does Aer Lingus offer in business class?
What's the baggage allowance?
Fly Aer Lingus business class
From $1,680 — save 62%. Free quote in 15 minutes.