Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Dublin to London Heathrow Airport from $64

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
7 Apr — 14 Apr1
1 adult

Cheapflights Tip: The best prices from Dublin to London Heathrow are usually found in January or September, booked 78 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

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 2 April 2025.

Round-trip from

$152

One-way from

$64

Popular in

November

Cheapest in

January

Average price

$233

Good one-way deal

$88 or less
British Airways
  • British Airways
  • 15/5-19/5
  • Nonstop
  • 2h 45m total
  • Dublin to London
Search Deals
British Airways
  • British Airways
  • 18/6
  • Nonstop
  • 1h 20m total
  • Dublin to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a one-way flight from Dublin to London Heathrow.
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 2 April 2025.

Thu 15/515:25DUB - LHR
Nonstop1h 20mBritish Airways
Mon 19/506:20LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 1/4$152
Fri 9/518:00DUB - LHR
Nonstop1h 25mAer Lingus
Sat 31/519:40LHR - DUB
Nonstop1h 10mAer Lingus
Deal found 1/4$201
Tue 6/519:30DUB - LHR
1 stop18h 45mVueling
Thu 8/515:05LHR - DUB
1 stop16h 20mVueling
Deal found 1/4$268
Wed 19/1111:15DUB - LHR
1 stop10h 05mScandinavian Airlines
Sat 22/1115:35LHR - DUB
1 stop19h 40mScandinavian Airlines
Deal found 31/3$271
Sun 15/605:55DUB - LHR
1 stop4h 50mKLM
Thu 26/608:40LHR - DUB
1 stop3h 55mKLM
Deal found 2/4$332
Fri 4/712:35DUB - LHR
1 stop6h 15mMultiple Airlines
Fri 11/720:10LHR - DUB
Nonstop1h 20mMultiple Airlines
Deal found 1/4$391
Wed 7/518:40DUB - LHR
2 stops21h 55mSWISS
Mon 12/520:05LHR - DUB
1 stop16h 05mSWISS
Deal found 1/4$401
Tue 29/720:00DUB - LHR
1 stop12h 15mLufthansa
Tue 5/819:30LHR - DUB
1 stop12h 40mLufthansa
Deal found 2/4$425

Cheapflights Fare Finder

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 647,157 searches. Data last updated 2 April 2025.
Use the filters below to find and compare flights from Dublin to London Heathrow Airport that are best for you.

Fly from

Dublin

Fly to

Heathrow

Route

Depart

Return

Price

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 15/5

15:25-16:45

Nonstop1h 20m

London Heathrow

Mon 19/5

06:20-07:45

Nonstop1h 25m

$152

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 9/5

18:00-19:25

Nonstop1h 25m

London Heathrow

Sat 31/5

19:40-20:50

Nonstop1h 10m

$201

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 6/5

19:30-14:15

1 stop18h 45m

London Heathrow

Thu 8/5

15:05-07:25

1 stop16h 20m

$268

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 6/6

11:45-21:20

1 stop9h 35m

London Heathrow

Sat 14/6

17:30-09:15

1 stop15h 45m

$283

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sun 15/6

05:55-10:45

1 stop4h 50m

London Heathrow

Tue 24/6

08:40-12:35

1 stop3h 55m

$332

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 7/5

18:40-16:35

2 stops21h 55m

London Heathrow

Mon 12/5

20:05-12:10

1 stop16h 05m

$401

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 25/7

05:55-16:40

1 stop10h 45m

London Heathrow

Tue 5/8

18:30-08:10

1 stop13h 40m

$422

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 18/6

20:20-21:40

Nonstop1h 20m

$64

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 10/6

13:30-14:55

Nonstop1h 25m

$110

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 23/5

12:20-18:50

1 stop6h 30m

$128

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Showing 1-10 of 15 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Dublin to London Heathrow Airport

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 28 March 2025.

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 78 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 $1,037). Flying from Dublin to London Heathrow Airport in December is currently the most expensive (average of $1,667). 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 2 April 2025.

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 in the evening, which can drop the price by up to 89% versus a flight in the afternoon.

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 2 April 2025.

The most flights from DUB to LHR are scheduled on a Monday (76 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (39 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 2 April 2025.
To help decide which airline to fly from Dublin to London, see what other customers have to say about KLM, Austrian Airlines and SWISS. 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
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,323 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.6
Good
771 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,574 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Scandinavian Airlines
7.3
Good
1,328 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Vueling
7.1
Good
1,149 reviews
KLM
7.8
Good
1,323 reviews
Check prices

Overall

7.8

Entertainment

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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 59 outbound flights to London Heathrow per day from 0 airlines. 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 ($152), Aer Lingus ($201), and Vueling ($268) offers the cheapest pricing from Dublin to London Heathrow Airport. British Airways is currently priced 36% 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 $64. Aer Lingus flights start at $110 while deals on Scandinavian Airlines start at $128 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: Air Canada (85%), British Airways (84%), Aer Lingus( 84%).

  • 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 $109, our data indicates the cheapest price to be $63. The most popular route (Dublin - London Heathrow), is priced around $104.

  • 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 $1,037). Flying from Dublin to London Heathrow Airport in December is currently the most expensive (average of $1,667). 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

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Gatwick
Salisbury
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Andover
Cirencester
Hayes
Horley

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 with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

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.

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.