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Cheap flights from Dublin to London Heathrow Airport from $48

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
26 Nov — 3 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 Monday or Tuesday and return on a Wednesday

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 726,782 searches. Data last updated 21 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 25/3

10:55-12:30

Nonstop1h 35m

London Heathrow

Wed 2/4

20:20-21:45

Nonstop1h 25m

$115

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 21/1

20:30-21:50

Nonstop1h 20m

London Heathrow

Tue 28/1

20:30-08:30

1 stop12h 00m

$203

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 10/1

14:15-15:35

Nonstop1h 20m

London Heathrow

Tue 21/1

07:50-09:10

Nonstop1h 20m

$252

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 9/1

13:25-19:15

1 stop5h 50m

London Heathrow

Mon 13/1

10:00-16:40

1 stop6h 40m

$278

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 25/3

18:40-16:20

1 stop21h 40m

London Heathrow

Wed 2/4

07:00-18:00

2 stops11h 00m

$372

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 8/3

05:00-10:45

1 stop5h 45m

London Heathrow

Sun 9/3

08:30-16:40

1 stop8h 10m

$376

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 12/12

08:45-14:25

1 stop5h 40m

London Heathrow

Fri 13/12

15:15-09:05

1 stop17h 50m

$428

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 31/1

11:50-21:40

2 stops9h 50m

London Heathrow

Sun 2/2

06:00-16:40

2 stops10h 40m

$462

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 3/12

06:00-21:25

1 stop15h 25m

London Heathrow

Sat 7/12

19:35-08:05

1 stop12h 30m

$475

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 2/4

07:45-09:15

Nonstop1h 30m

$48

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 18 results
1
2

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 21 November 2024.

Round-trip from

$115

One-way from

$48

Popular in

November

Cheapest in

January
British Airways
  • British Airways
  • 25/3-2/4
  • Nonstop
  • 3h 00m total
  • Dublin to London
Search Deals
British Airways
  • British Airways
  • 2/4
  • Nonstop
  • 1h 30m 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 21 November 2024.

Sat 7/1220:35DUB - LHR
Nonstop1h 20mBritish Airways
Sun 8/1208:25LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 20/11$140
Mon 2/1219:45DUB - LHR
Nonstop1h 15mMultiple Airlines
Wed 11/1206:30LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 19/11$240
Sat 23/1119:45DUB - LHR
Nonstop1h 20mAer Lingus
Sun 24/1107:50LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 20/11$253
Fri 6/1213:25DUB - LHR
1 stop5h 50mKLM
Tue 10/1208:40LHR - DUB
1 stop4h 00mKLM
Deal found 20/11$333
Thu 12/1208:45DUB - LHR
1 stop5h 40mVueling
Fri 13/1215:15LHR - DUB
1 stop17h 50mVueling
Deal found 20/11$428
Mon 2/1218:40DUB - LHR
2 stops13h 35mSWISS
Wed 11/1217:10LHR - DUB
1 stop18h 55mSWISS
Deal found 19/11$435
Wed 27/1108:30DUB - LHR
1 stop6h 15mLufthansa
Wed 27/1117:30LHR - DUB
1 stop5h 10mLufthansa
Deal found 20/11$518
Tue 3/1217:25DUB - LHR
2 stops17h 00mAustrian Airlines
Sat 7/1219:25LHR - DUB
2 stops15h 25mAustrian Airlines
Deal found 20/11$551
Tue 10/1206:00DUB - LHR
1 stop12h 20mAir France
Sun 15/1219:35LHR - DUB
1 stop12h 30mAir France
Deal found 20/11$651

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.

The price you pay for your flight from Dublin to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Dublin to London Heathrow Airport (average of $1,040). Flying from Dublin to London Heathrow Airport in December is currently the most expensive (average of $1,537). 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 21 November 2024.

When flying from Dublin to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 18% versus a flight in the morning.

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 21 November 2024.

The most flights from DUB to LHR are scheduled on a Monday (64 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (38 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 21 November 2024.
To help decide which airline to fly from Dublin to London, see what other customers have to say about British Airways, Aer Lingus and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
805 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

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
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

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

Air France
7.4
Good
1,523 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

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

Scandinavian Airlines
7.3
Good
1,301 reviews
KLM
7.8
Good
1,350 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

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?

    Most people fly from Dublin (DUB) if they book a flight from Dublin to London Heathrow. On average, Dublin has 50 outbound flights to London Heathrow per day from 1 airline. Dublin is conveniently located just 9.2 km from Dublin’s city centre.

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

    According to our current data, British Airways ($115), Aer Lingus ($252), and KLM ($278) offers the cheapest pricing from Dublin to London Heathrow Airport. British Airways is currently priced 46% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $48. Aer Lingus flights start at $98 while deals on Scandinavian Airlines start at $112 one-way.

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

    Before booking your flight to London Heathrow Airport from Dublin, have a look at the most reliable airlines to get you to your destination on time: Aer Lingus (65%), British Airways (64%), Air Canada( 61%).

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

    Looking for the cheapest flight from Dublin to London Heathrow Airport? While on average our users pay $1,424, our data indicates the cheapest price to be $39. The most popular route (Dublin - London Heathrow), is priced around $100.

  • 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, October is the cheapest month in which you can book a flight from Dublin to London Heathrow Airport (average of $1,040). Flying from Dublin to London Heathrow Airport in December is currently the most expensive (average of $1,537). 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 airline flying from Dublin to Heathrow

Discover the top airline 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 726,782 searches. Data last updated 21 November 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$94Average$199FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

Cheapflights helps you find that perfect flight to Heathrow from Dublin by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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, Cheapflights offers price alerts on Dublin to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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