Cheap flights from Dublin to Heathrow

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How to find the cheapest flight from
Dublin (DUB) to Heathrow (LHR)

All the information you need to plan the best DUB to LHR flight in 2021: compare Dublin to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
DUB - LHR
Price
£72 - £94
LHR
Temperature
8 - 24 °C
LHR
Rainfall
39 - 66 mm

Popular in

December

High demand for flights, 12% potential price rise

Cheapest in

July

Best time to find cheap flights, 13% potential price drop

Round-trip from

£72

From Dublin to Heathrow

One-way from

£3

One-way flight from Dublin to Heathrow

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Dublin to Heathrow?

To save up to 37% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Dublin to Heathrow from £83 1-2 weeks out and tickets from £100 for flights departing within the next 72 hours.

What is the cheapest month to fly from Dublin to Heathrow?

The best pricing can be found in the month of March. Prices to Heathrow from Dublin average £75. You can even find prices in March for less than £75, as users have found deals to Heathrow from as low as £47. The month of December appears to be one of the more expensive times to travel to Heathrow from Dublin. Flying in the targeted month can save you up to 9%.

Cheap flights from Dublin to Heathrow in July, August 2021

The best prices found for DUB to LHR flights in July, August
19 Aug - 25 Aug
£56pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
10 Aug - 24 Aug
£59pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
28 Aug - 29 Aug
£60pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin

Dublin to Heathrow 2021 flight deals

Cheap flights to Heathrow from Dublin found for this year
23 Dec - 3 Jan
£40pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
16 Nov - 23 Nov
£45pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
18 Sep - 21 Sep
£50pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin

Direct flights to Heathrow from Dublin

Save time with Dublin to Heathrow direct flight deals
23 Dec - 3 Jan
£40pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
5 Jan - 7 Jan
£41pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
16 Nov - 23 Nov
£45pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin

Last-minute flights from Dublin to Heathrow

Late deals on return flights to Heathrow from Dublin, departing today and this week
28 Jul - 6 Aug
£92pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
28 Jul - 4 Aug
£94pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
27 Jul - 3 Aug
£99pp
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
LHR
London Heathrow
British Airways
Direct
DUB
Dublin

One-way flights to Heathrow from Dublin

The cheapest one-way flights from Dublin to Heathrow
03:30 - 05:10
British Airways
Direct
1h 40m
DUB - LHR
British Airways
£3
Netflights
03:30 - 05:10
British Airways
Direct
1h 40m
DUB - LHR
British Airways
£6
Netflights
03:30 - 05:10
British Airways
Direct
1h 40m
DUB - LHR
British Airways
£7
Netflights

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Dublin</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Dublin to Heathrow

Are flight prices decreasing from Dublin to Heathrow due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Dublin and Heathrow for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Dublin to London Heathrow have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Dublin to London Heathrow that may be offering flexible cancellation policies are British Airways, Aer Lingus, and Ryanair. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airport do you fly from for flights from Dublin to London Heathrow?

Located just 5.7 mi from the city centre, Dublin is the airport most travellers will use when flying to London Heathrow from Dublin. Booking flights from Dublin (DUB) to London Heathrow should be relatively easy as there are 16 daily outbound flights to London Heathrow from 4 different airlines.

Can I find flights from Dublin to Heathrow for under £73 on Cheapflights?

Yes, there are multiple flights from Dublin to Heathrow for under £73. The cheapest flight booked recently is on British Airways for just £40, but on average you can expect to pay £52.

Are there direct flights from Dublin to Heathrow for under £73 on Cheapflights?

Cheapflights has 20 direct flights from Dublin to Heathrow under £73. A good price for a direct flight from Dublin to Heathrow is less than £52.

Are there last-minute flights available from Dublin to Heathrow for under £146?

There are currently 20+ open flights from Dublin to Heathrow within the next 7 days for less than £146.

What days are direct flights available from Dublin to Heathrow?

You can find direct flights on the following days: Friday, Saturday.

How many flights depart from Dublin to Heathrow on average per day?

On average, you can expect to see 3 flights from Dublin to London Heathrow a day.
Morning (6am - Midday) - 100% of flight departures

Does it rain more in Dublin or Heathrow?

When travelling, we recommend packing in preparation to handle common weather conditions. The rainfall in Dublin is typically greater than that of Heathrow. We can gather that this will continue over the next 24 days.

Is Dublin weather warmer or cooler than Heathrow?

Expect the weather to be around 24 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Heathrow is generally hotter than in Dublin.

How long does is the flight from Dublin to Heathrow?

British Airways can get you from Dublin to Heathrow in just under 1h 15m. Your travel time will be generally consistent. The distance from Dublin to Heathrow is about 281 mi. All flights are typically direct.

What is the cheapest airline to fly from Dublin to Heathrow return?

British Airways, at £40, was found to be the cheapest airline from Dublin to Heathrow.. British Airways is 52% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Dublin to Heathrow one-way?

£3 is the cheapest one-way deal found within the past few days, from British Airways.

Alternative routes for Dublin to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Dublin to Heathrow.
Today's exchange rate
£1 = £1.00
Flight duration
1h 25m
Average temperature for July in Heathrow
24.0 °C
Avg rainfall for July in Heathrow
44.0 mm

Airports servicing Dublin

Airports servicing London

Top 3 airlines flying from Dublin to Heathrow

The chart below displays the airlines Cheapflights users travelling from Dublin to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair
£42 £60 No cancel fee N/A
Search Ryanair flights
British Airways
£84 £131 No cancel fee 70%
Search British Airways flights
Aer Lingus
£100 £168 No cancel fee N/A
Search Aer Lingus flights

Hourly flight availability from Dublin to Heathrow

See what time of day planes typically take off from Dublin towards Heathrow.
Morning 6 AM to midday 50% of flight departures
Afternoon Midday to 6 PM 49% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Dublin to Heathrow
See how many times per day planes take to the skies headed from Dublin to Heathrow.
Sunday
19 daily flights
Monday
17 daily flights
Tuesday
15 daily flights
Wednesday
20 daily flights
Thursday
21 daily flights
Friday
19 daily flights
Saturday
5 daily flights
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