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Cheap Business Class flights to Ireland

LHR — DUB
9 Sep — 16 Sep1
1 adult
1 adult, Business, 0 bags

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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 858,174 searches and data were last updated on 10 August 2026.

Average Price

£3,439

Cheapest Price

£300

Top Rated Airline

British Airways

No. of Airlines

1
Average for return business class flights in August 2026
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The lowest price for a business class flight ticket to Ireland
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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 10 August 2026.

Mon 19/1006:45 -
Nonstop1h 20m
Mon 19/1016:45 -
Nonstop1h 35m
Deal found 9/8£245
Tue 22/913:45 -
Nonstop1h 20m
Tue 29/920:10 -
Nonstop1h 25m
Deal found 8/8£253
Wed 2/906:45 -
Nonstop1h 20m
Thu 3/908:45 -
Nonstop1h 35m
Deal found 9/8£255
Fri 6/1106:50 -
Nonstop1h 25m
Fri 13/1119:15 -
Nonstop1h 20m
Deal found 8/8£256
Wed 16/906:45 -
Nonstop1h 20m
Tue 22/920:10 -
Nonstop1h 25m
Deal found 7/8£258
Tue 8/914:45 -
Nonstop1h 20m
Tue 15/916:45 -
Nonstop1h 35m
Deal found 8/8£259

Travel insights for business class flights from United Kingdom to Ireland

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

Which month is the cheapest to fly Business Class from the United Kingdom to Ireland?

For Business Class flights, the cheapest month to fly this route is November. The most expensive months are December and July.

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 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 10 August 2026.

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

    Normally, Business Class flights to Ireland fall around £3,439 per ticket. However, £300 is the cheapest rate for this flight found recently (this flight took off from London Heathrow Airport).

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

    If Business Class cabins are above your budget, Prem Economy Class is a great alternative for 93% cheaper - plus, you still get some similar premium services and extra leg room. Prem Economy Class flights to Ireland are currently about £243/ticket.

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

    Aer Lingus has 2 premium cabins on its schedule for flights to Ireland: Business Class and Prem Economy Class. If you prefer to see more cabin class options, you can try switching up different departure and/or arrival dates.

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

    Currently, November is the cheapest month in which you can book a Business Class flight from United Kingdom to Ireland (average of £229). Flying from United Kingdom to Ireland in December is currently the most expensive (average of £351). 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.

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