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Cheap flights from Dublin to London Heathrow Airport from £25

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
27 Nov — 4 Dec1
1 adult

The best prices from Dublin to London Heathrow are usually found in January or February, booked 63 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flights from Dublin to Heathrow within your budget

Customise your flight search to find flights from Dublin to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 915,844 searches. Data last updated 22 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 4/2

17:30-18:55

Nonstop1h 25m

London Heathrow

Wed 5/3

06:30-07:55

Nonstop1h 25m

£59

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 21/1

20:30-21:50

Nonstop1h 20m

London Heathrow

Tue 28/1

07:50-09:10

Nonstop1h 20m

£89

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 10/12

14:15-15:35

Nonstop1h 20m

London Heathrow

Sat 14/12

18:45-20:05

Nonstop1h 20m

£122

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 21/1

06:00-13:45

1 stop7h 45m

London Heathrow

Mon 27/1

17:35-22:50

1 stop5h 15m

£136

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 10/1

13:25-19:15

1 stop5h 50m

London Heathrow

Tue 21/1

17:50-22:05

1 stop4h 15m

£142

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 6/2

12:05-18:50

1 stop6h 45m

London Heathrow

Mon 10/2

06:40-11:40

1 stop5h 00m

£152

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 12/3

11:10-20:05

1 stop8h 55m

London Heathrow

Tue 1/4

20:50-12:40

2 stops15h 50m

£173

DublinLondon

DUB - LHR

DUBLHR

Dublin

Mon 10/2

20:30-21:50

Nonstop1h 20m

£25

DublinLondon

DUB - LHR

DUBLHR

Dublin

Mon 6/1

19:45-21:00

Nonstop1h 15m

£48

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 14/1

11:00-17:15

1 stop6h 15m

£51

Flights are sorted by cheapest return flights first.

Deals found on 21/11

Showing 1-10 of 18 results
1
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Cheap flight deals from Dublin to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 November 2024.

Round-trip from

£59

One-way from

£25

Popular in

November

Cheapest in

January
British Airways
  • British Airways
  • 4/2-5/3
  • Nonstop
  • 2h 50m total
  • Dublin to London
Search Deals
British Airways
  • British Airways
  • 10/2
  • Nonstop
  • 1h 20m total
  • Dublin to London
Search Deals
High demand for flights, 16% potential price rise
Search Deals
Best time to find cheap flights, 31% potential price drop
Search Deals

Find flight deals from Dublin to Heathrow

Cheapest flights from Dublin to Heathrow
Explore the most affordable flight options available from Dublin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Sat 7/1220:35DUB - LHR
Nonstop1h 20mBritish Airways
Sun 8/1208:25LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 21/11£80
Tue 3/1219:45DUB - LHR
Nonstop1h 15mMultiple Airlines
Sun 8/1208:25LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 21/11£112
Sun 22/1219:45DUB - LHR
Nonstop1h 15mAer Lingus
Sun 29/1219:45LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 22/11£120
Wed 27/1108:55DUB - LHR
1 stop7h 40mAir France
Mon 2/1219:35LHR - DUB
1 stop12h 30mAir France
Deal found 21/11£143
Wed 11/1208:50DUB - LHR
1 stop5h 00mKLM
Wed 18/1217:50LHR - DUB
1 stop4h 15mKLM
Deal found 21/11£160

Best time to book a flight from Dublin to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Dublin 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.

Travel insights for flights from Dublin to Heathrow

Get recent, data-driven insights about flights from Dublin to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Dublin to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Dublin to Heathrow. Price data was last updated on 15 November 2024.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to London Heathrow Airport. 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 flight from Dublin to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Dublin to London Heathrow Airport (average of £112). Flying from Dublin to London Heathrow Airport in July is currently the most expensive (average of £160). 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 is the cheapest time of day to fly from DUB to LHR?

Find hourly flight availability from Dublin to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 November 2024.

One of the essential ways to save on airfare from Dublin to London Heathrow Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 12% on airfare.

What is the cheapest day to fly from Dublin to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Dublin to Heathrow. Price data was last updated on 18 November 2024.

Travellers seeking maximum savings on their Dublin to London Heathrow Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dublin to London Heathrow Airport

Explore weekly flight availability from Dublin to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 November 2024.

The most flights from DUB to LHR are scheduled on a Thursday (74 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 on average).

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 22 November 2024.
Get a feel of what it's like to fly with Vueling, British Airways and Air France from Dublin to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM
7.8
Good
1,346 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Austrian Airlines
7.6
Good
804 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

SWISS
7.6
Good
1,637 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Air France
7.4
Good
1,528 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Scandinavian Airlines
7.3
Good
1,293 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Overall

7.8

Boarding

7.9

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to London Heathrow from Dublin. Booking flights from Dublin (DUB) to London Heathrow should be relatively easy as there are 51 daily outbound flights to London Heathrow from 2 different airlines.

  • What are the cheapest airlines flying from Dublin to London Heathrow Airport round-trip?

    Flying on British Airways is currently your cheapest option to London Heathrow Airport, with prices starting at £59. Additional return tickets that might be worth considering are offered by Aer Lingus and Air France, with the lowest prices starting at £120 and £136, respectively. Users have found that British Airways is 46% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £25. However, be on the lookout for offers from Aer Lingus and Iberia, as they are both options that can get you from Dublin to London Heathrow Airport for a low price.

  • What are the most reliable airlines from Dublin to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Dublin to London Heathrow Airport are Aer Lingus (65%), British Airways (64%) and Air Canada (61%).

  • What are the cheapest flights from Dublin to London Heathrow Airport?

    While on average a flight from Dublin to London Heathrow Airport is generally £779, our data shows the cheapest flight currently is £27. When looking at the most popular route, (Dublin - London Heathrow), you can expect to pay £55 for that flight.

  • Can I find deals for flights from Dublin to Heathrow that include hotel bookings?

    Yes. In addition to deals on Dublin to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Heathrow.

  • Can I find deals for business class flights from Dublin to Heathrow?

    Yes. Cheapflights offers flight deals from Dublin to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Dublin to London Heathrow Airport (average of £112). Flying from Dublin to London Heathrow Airport in July is currently the most expensive (average of £160). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Dublin to Heathrow

Discover the top 2 airlines that operate flights from Dublin to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 915,844 searches. Data last updated 22 November 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£57Average£95FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£87Average£132FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Dublin to Heathrow?

Cheapflights makes it easy to find Dublin to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Dublin.

Can Cheapflights find flights from Dublin to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Dublin to Heathrow become cheaper?

Yes! Start tracking prices for Dublin to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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