Flights
Insights
FAQs

Aer Lingus flights from London to Dublin (LON - DUB)

LON — DUB
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Find Aer Lingus flight deals from London to Dublin

Enter your travel dates to find the best prices.

Cheapest Aer Lingus flights from London to Dublin
Explore the most affordable Aer Lingus flight options available from London to Dublin. Find the lowest fares with prices last updated on 18 June 2026.

Thu 30/716:50
LHR
-
DUB
Nonstop1h 30m
Aer Lingus
Sat 1/818:00
DUB
-
LHR
Nonstop1h 25m
Aer Lingus
Deal found 17/6£94
Thu 30/716:50
LHR
-
DUB
Nonstop1h 30m
Aer Lingus
Thu 6/818:00
DUB
-
LHR
Nonstop1h 25m
Aer Lingus
Deal found 15/6£101
Thu 30/715:50
LHR
-
DUB
Nonstop1h 25m
Aer Lingus
Mon 3/819:00
DUB
-
LHR
Nonstop1h 20m
Aer Lingus
Deal found 13/6£103

  • How do most travelers feel about Aer Lingus?

    The general consensus from 1,606 Cheapflights users is that Aer Lingus is a 7.3/10. Select your travel dates above for updated prices on flights from London to Dublin (LON-DUB).

  • Can I get a flight from London to Dublin on Aer Lingus for under £149?

    Cheapflights currently has 10 LON-DUB flights for under £149. Flights to Dublin will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

Aer Lingus flights from London to Dublin in 2026

Find detailed information about Aer Lingus flights from London to Dublin. Explore the options provided by Aer Lingus to plan your journey from London to Dublin. Data last updated 18 June 2026.

One-way from

£50

Return from

£91

Popular in

December

Cheapest in

January

Average price (all airlines)

£82
Aer Lingus
  • Aer Lingus
  • 26/8
  • Nonstop
  • 1h 25m total
  • London to Dublin
Search Deals
Aer Lingus
  • Aer Lingus
  • 11/8-18/8
  • Nonstop
  • 2h 55m total
  • London to Dublin
Search Deals
Highest demand for flights from London to Dublin; 6% potential price increase.
Search Deals
Best time to find cheap flights from London to Dublin; 2% potential price drop.
Search Deals
Average price for all London to Dublin flights (one-way and round-trip).
Search Deals

Which month is the cheapest to fly Economy class from London to Dublin?

For Economy class flights, the cheapest month to fly this route is October. The most expensive months are June and July.

Weekly Aer Lingus flight availability from London to Dublin

The most Aer Lingus flights from LON to DUB are scheduled on a Monday (23 on average). You will have fewer Aer Lingus flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin 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 Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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).

When is the best time to book a flight to Dublin with Aer Lingus?

The best time to book a flight to Dublin with Aer Lingus is 59 days before departure. On average, fares are higher if you book 75 days before departure.

Best time to book a flight from London to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Dublin on another airline

Consider alternative airlines that service the Dublin area. Flight routes are based on user searches made on Cheapflights and were last updated on 18 June 2026.
British Airways flights from London to Dublin
Ryanair flights from London to Dublin

See what others are saying about Aer Lingus

Read reviews and see what other travellers are saying about their experiences with Aer Lingus. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Aer Lingus for your next flight. Reviews last updated 18 June 2026.
Aer Lingus
7.3
Good
1,606 reviews
Check prices
Overview

Boarding

7.4

Comfort

7.2

Crew

8.1

Entertainment

7.0

Food

6.7

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.