Flights To Republic Of Ireland — Compare & Book

Written by Flavia Voican, Travel Researcher at 360 Business Tour

Independent European travel research. Verified data, updated for 2026

By Flavia Voican · Updated 2026-04-14 · General Flights

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Flights to the Republic of Ireland start at €99 one-way from London (LHR) to Dublin (DUB) with Ryanair, based on April 2024 searches for travel in July. This price includes a single checked bag (15kg) and is valid for non-refundable economy seats.

How Much Do Flights To Republic Of Ireland Cost?

Ryanair operates 12 weekly flights from London LHR to Dublin DUB averaging €99 for economy seats booked 3-6 weeks ahead. Wizz Air flies from London STN to DUB for €139 with a 1h 45m flight duration and no checked bags included. Aer Lingus charges €220 for the same route with a 1h 20m flight and 23kg checked baggage allowance. All prices are for midweek departures in April 2024.

Flight Price Comparison: Top Airlines To Dublin

Airline (IATA)	Route	Avg. One-Way Price (€)	Flight Time	Bags Included
Ryanair (FR)	LHR → DUB	99	1h 15m	15kg checked (1st bag)
Wizz Air (W6)	STN → DUB	139	1h 45m	No checked bags
Aer Lingus (EI)	LHR → DUB	220	1h 20m	23kg checked

Best Time To Book & Cheapest Months

April offers the lowest average fares at €129 one-way (Ryanair LHR-DUB) due to post-student-summer demand. December sees prices jump to €380 on average due to holiday travel. Book 3-6 weeks before departure for the best rates—flights booked less than 2 weeks out cost 40% more on average. Avoid May 2024 for the Dublin Horse Show, which increases prices by €75+ on all routes.

Warnings: Airline Fees & Hidden Costs

Ryanair charges €40 for a 10kg carry-on bag if added at check-in instead of at booking—always select "baggage" during reservation. Aer Lingus enforces a €25 fee for changing flights within 24 hours of departure. In 2023, 18% of travelers missed their connecting flights due to Ryanair’s 40-minute minimum transfer window at Dublin Airport (DUB) for international connections. Always check terminal transfers before booking.

Logistics: Dublin Airport (DUB) To City Center

Dublin Airport (DUB) is 7km from Dublin city center. The Airlink bus (€12.50) takes 25 minutes to Heuston Station. A taxi costs €25-€35 (30 minutes) and is the fastest option for groups. Avoid the Dublin Bus (Route 15) at peak hours—it averages 50 minutes from DUB to O'Connell Street.

Q: What’s the cheapest airline from Paris to Dublin?

A: Ryanair flies Paris CDG to DUB for €89 (April 2024), but requires a €15 airport fee for check-in at CDG. Wizz Air from Paris CDG costs €115 with no airport fee and a 1h 55m flight time.

Q: When is Dublin’s peak season for flights?

A: Peak season runs from June 15 to August 30, with prices averaging €260 one-way (Ryanair LHR-DUB). Avoid August 1-15—ferry strikes in Cork increase flight demand by 22%, raising prices 30%.

Q: Which airport in Ireland gets the most budget flights?

A: Dublin (DUB) handles 85% of low-cost airline arrivals, with Ryanair operating 65% of its European routes from there. Cork (ORK) gets 9% of budget flights and has 40% higher prices year-round.

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