transatlantic · 6h 40m · 5,121 km

New York (EWR) to Dublin

2 airlines · 2 aircraft ranked

In business class, United's Polaris (777-200ER) edges out the field with a 6.7/10.United is the only carrier offering premium economy on this route, scoring 4.5/10.

How we score → Last updated June 2026

Quick pick

Best business class:close call

Fly United. It has 33 more inches of legroom and a wider seat (22" vs 21").

If fares are comparable, this is the better cabin.

Best economy:strong pick

Fly Aer Lingus. It has a wider seat (18" vs 17").

If prices are similar, go with this one.

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1
PolarisUnited · Boeing 777-200ER · 2018 cabinBest on route
Lie-flat · 1-2-1 · 78" pitch · Paid Wi-FiReliablePoints: Chase UR, Bilt
Mattress pad + NC headphones
6.7
Good
Seat 6.8·Amenity 6.6
2
Business ClassAer Lingus · Airbus A321LR · 2019 cabin
Lie-flat · 1-1 · 45" pitch · Paid Wi-FiReliableValue farePoints: Chase UR, Amex MR, Citi TYP, Bilt
Full power outlets
6.5
Good
Seat 6.6·Amenity 6.4

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Data verified June 2026

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Airlines on this route

Same corridor, nearby airports

Route insights

  • In business class, United's Polaris (777-200ER) edges out the field with a 6.7/10.
  • United is the only carrier offering premium economy on this route, scoring 4.5/10.
  • In economy, Aer Lingus's Economy (A321LR) leads the field with a 4.7/10.

Frequently asked

Which is better in business: United or Aer Lingus on EWR-DUB?

Polaris (United Airlines, 777-200ER) and Business Class (Aer Lingus, A321LR) score virtually the same in business: 6.7 vs 6.5/10. The biggest gap is power — AC + USB-C vs no power — but neither carrier pulls ahead overall.

Which is better in economy: United or Aer Lingus on EWR-DUB?

Economy (Aer Lingus, A321LR) edges out Economy (United Airlines, 777-200ER) in economy, scoring 4.7/10 vs 4. The deciding factor: 18"-wide seats vs 17".

What are the best seats in United Polaris on EWR-DUB?

Best: Odd-row window seats (1A, 3A, 5A, etc.) are closest to the window with most privacy. Avoid: Even-row window seats are closer to the aisle. Staggered 1-2-1 Polaris seats with direct aisle access. 16-inch IFE. Saks Fifth Avenue bedding with optional mattress pad. Panasonic Ku-band wifi (paid). Different hard product from the 767-300ER Polaris.

What are the best seats in United Premium Plus on EWR-DUB?

Best: Window pairs for only 2 across. Avoid: Center section inner seats. 2-4-2 premium economy. 13.3-inch IFE. Enhanced plated meals with beer/wine/spirits.

What are the best seats in Aer Lingus Business Class on EWR-DUB?

Best: Throne seats at 2B, 2E, 4B, 4E (1-1 rows) offer the most space and privacy for solo travelers with large side consoles and direct aisle access. Avoid: Paired seats in rows 1, 3, 5 (2-2 rows) have less privacy and some seats lack direct aisle access. Row 1 can be affected by galley noise. Alternating 2-2 and 1-1 configuration across 5 rows. Thompson Vantage lie-flat seats convert to 78-inch beds. 9-inch HD IFE screens on the A321LR (the newer A321XLR has 18-inch 4K screens). Free wifi on transatlantic flights. Amenity kit by Benamor includes eye mask, socks, wooden toothbrush, toothpaste, earplugs, hand cream. AC power and USB-A at every seat. Multi-course meal with Irish-inspired cuisine.

What are the best seats in Aer Lingus Economy on EWR-DUB?

Best: Rows 7-13 have 32-inch pitch (vs 31 in the rest). Exit row seats for extra legroom. Avoid: Rows 16-21 and 22-34 ABC side have tighter 30.5-inch pitch. Last rows near lavatories. Narrowbody transatlantic economy with 31-inch average pitch but varies by row. Customized Recaro R3 seats with six-way adjustable headrest and foldable side cushions for neck support. IFE seatback screens at every seat. Two AC power outlets per seat triple in economy; USB-A and USB-C ports in seatback IFE. Free wifi. Complimentary transatlantic meal service. Blanket, pillow, and earphones provided. Exit row seats on the A320/A321 family offer extra legroom but do not recline. The row immediately before the exit also has limited recline due to clearance requirements.