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Cheap Business Class flights to Ireland

LAX — DUB
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
1 adult, Business
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Cheap business class flights to Ireland in 2026

Find the latest flights to Ireland in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data were last updated on May 9, 2026.

Average Price

$5,748

Cheapest Price

$2,776

Top Rated Airline

American Airlines

No. of Airlines

20
Average for round-trip business class flights in May 2026
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The lowest price for a business class flight ticket to Ireland
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Most popular airline to fly business class with to Ireland in the past 7 days
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Airlines that offer business class options for this route
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Find business class flight deals to Ireland

Cheapest business class flights to Ireland
Explore the most affordable business class flight options available to Ireland. Find the lowest fares based on data from user searches, with prices last updated on May 9, 2026.

This BusinessClass deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:35 pm
EWR
-
DUB
Nonstop6h 40m
Aer Lingus
Sun 5/311:20 pm
DUB
-
EWR
1 stop14h 15m
Aer Lingus
Deal found 5/6$571
This BusinessClass deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:30 pm
BOS
-
DUB
1 stop11h 40m
Aer Lingus
Sun 11/111:40 am
DUB
-
BOS
Nonstop7h 10m
Aer Lingus
Deal found 5/6$1,295
This BusinessClass deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:45 pm
IAD
-
DUB
Nonstop6h 55m
Aer Lingus
Sat 7/111:20 pm
DUB
-
IAD
1 stop12h 04m
Aer Lingus
Deal found 5/6$1,390
This BusinessClass deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:25 pm
JFK
-
DUB
1 stop9h 50m
Icelandair
Tue 11/1011:30 am
DUB
-
JFK
1 stop11h 30m
Icelandair
Deal found 5/8$1,465
This BusinessClass deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:30 pm
BOS
-
DUB
1 stop11h 40m
Aer Lingus
Sun 7/2612:45 pm
DUB
-
BOS
Nonstop7h 10m
Aer Lingus
Deal found 5/6$1,608
This Cheapflightsfares deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:25 pm
JFK
-
DUB
1 stop9h 50m
Icelandair
Tue 11/311:30 am
DUB
-
JFK
1 stop11h 30m
Icelandair
Deal found 5/5$1,635

Travel insights for business class flights from USA to Ireland

Get recent, data-driven insights about business class flights from USA to Ireland including ideal travel times, pricing trends, and more.

How far ahead should I book a Business Class flight to Ireland?

Booking a Business Class flight 28 days in advance of your planned departure date is, on average, the best time to get cheap flights to Ireland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a Business Class flight from USA to Ireland?

Currently, March is the cheapest month in which you can book a Business Class flight from USA to Ireland (average of $3,283). Flying from USA to Ireland in September is currently the most expensive (average of $3,943). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What airlines can I book Business Class flights to Ireland with?

You can book Business Class flights to Ireland with Aer Lingus, the most popular airline with the premium cabin at this moment.

Aer Lingus
Aer Lingus
From $2,591

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Top business class airline flying to Ireland

Explore the top four business class airlines operating flights to Ireland. Find out more about these airlines and their offerings, including amenities, in-flight services, and customer reviews. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on May 9, 2026.
AirlineRatingFirst ClassPrice
Aer LingusPriceFrom $333First ClassRating
7.3
See reviews
7.4

Boarding

7.2

Comfort

8.1

Crew

7.0

Entertainment

6.6

Food

Reviews

1 / 10
The staff was friendly and efficient. The cabin was well maintained. The economy seats were comfortable. The fact that the flight was not packed contributed largely to this impression. We would fly Aer Lingus again!

Frequently asked questions about Ireland business class tickets

Find answers to common questions related to Business Class tickets for flights to Ireland. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on May 9, 2026.

  • What is the cheapest price for a Business Class ticket to Ireland?

    A usual price for a Business Class ticket to Ireland is $5,748. Factors like departure/arrival dates or even airline preference can impact final rates. Find Business Class deals as low as $2,776/person if flying from Los Angeles Airport.

  • How much do Prem Economy Class flight tickets to Ireland cost?

    About $3,462 per person. If you plan to fly Prem Economy Class to Ireland, note that Prem Economy Class cabin tickets are usually 40% lower than Business Class cabin tickets.

  • How many premium cabins does Iberia have for flights to Ireland?

    Travelers who want to experience premium cabins usually book through Iberia, the most popular airline with flights to Ireland. There are 2 premium cabins provided right now: Business Class and Prem Economy Class.

  • What airlines can I book Business Class flights to Ireland with?

    You can book Business Class flights to Ireland with Aer Lingus, the most popular airline with the premium cabin at this moment.

  • What is the cheapest month to book a Business Class flight from USA to Ireland?

    Currently, March is the cheapest month in which you can book a Business Class flight from USA to Ireland (average of $3,283). Flying from USA to Ireland in September is currently the most expensive (average of $3,943). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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