Cheap flights from Dublin to London Heathrow Airport from £22
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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
29 Jan — 5 Feb1
Return
1 adult
Economy
The best prices from Dublin to London Heathrow are usually found in January or February, booked 78 days in advance, depart on a Friday or Thursday and return on a Tuesday
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 24 January 2025.
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 24 January 2025.
Wed 12/1113:00DUB - LHR
Nonstop1h 25mBritish Airways
Fri 14/1118:30LHR - DUB
Nonstop1h 20mBritish Airways
Deal found 23/1£67
Fri 28/219:45DUB - LHR
Nonstop1h 20mAer Lingus
Tue 4/320:45LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 23/1£92
Thu 13/312:05DUB - LHR
Nonstop1h 20mMultiple Airlines
Wed 19/306:30LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 23/1£106
Sat 1/313:25DUB - LHR
1 stop7h 25mKLM
Mon 3/311:45LHR - DUB
1 stop4h 55mKLM
Deal found 24/1£145
Sat 1/310:20DUB - LHR
1 stop5h 40mScandinavian Airlines
Mon 3/306:40LHR - DUB
1 stop5h 00mScandinavian Airlines
Deal found 23/1£178
Sat 1/305:00DUB - LHR
1 stop7h 45mLufthansa
Mon 3/316:30LHR - DUB
1 stop6h 10mLufthansa
Deal found 23/1£189
Best flights from Dublin to Heathrow
Discover carefully curated flight deals from Dublin to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 January 2025.
Sat 1/320:35DUB - LHR
Nonstop1h 20mBritish Airways
Mon 3/306:30LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 23/1£67
Mon 3/310:00DUB - LHR
Nonstop1h 25mAer Lingus
Mon 3/320:45LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 23/1£92
Thu 13/312:05DUB - LHR
Nonstop1h 20mMultiple Airlines
Wed 19/306:30LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 23/1£106
Sun 2/305:55DUB - LHR
1 stop6h 10mKLM
Mon 10/311:45LHR - DUB
1 stop4h 55mKLM
Deal found 23/1£144
Sat 1/310:20DUB - LHR
1 stop5h 40mScandinavian Airlines
Mon 3/306:40LHR - DUB
1 stop5h 00mScandinavian Airlines
Deal found 23/1£178
Sat 1/305:00DUB - LHR
1 stop7h 45mLufthansa
Mon 3/316:30LHR - DUB
1 stop6h 10mLufthansa
Deal found 23/1£189
Direct flights from Dublin to Heathrow
Explore direct flight options from Dublin to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 January 2025.
Sat 1/320:35DUB - LHR
Nonstop1h 20mBritish Airways
Mon 3/306:30LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 23/1£67
Mon 3/310:00DUB - LHR
Nonstop1h 25mAer Lingus
Mon 3/320:45LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 23/1£92
Thu 13/312:05DUB - LHR
Nonstop1h 20mMultiple Airlines
Wed 19/306:30LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 23/1£106
Last-minute flights from Dublin to Heathrow
Discover last-minute flight deals from Dublin to Heathrow. Data last updated 24 January 2025 and is based on user searches.
Thu 30/113:05DUB - LHR
Nonstop1h 20mMultiple Airlines
Tue 4/218:45LHR - DUB
1 stop15h 30mMultiple Airlines
Deal found 23/1£165
Thu 30/105:55DUB - LHR
1 stop4h 50mKLM
Sat 1/211:15LHR - DUB
1 stop5h 25mKLM
Deal found 23/1£187
Thu 30/118:40DUB - LHR
1 stop23h 10mSWISS
Mon 3/217:10LHR - DUB
1 stop18h 55mSWISS
Deal found 24/1£262
Thu 30/112:30DUB - LHR
1 stop5h 10mScandinavian Airlines
Sat 1/217:00LHR - DUB
1 stop16h 20mScandinavian Airlines
Deal found 23/1£325
Fri 31/117:25DUB - LHR
1 stop14h 20mLufthansa
Mon 3/217:30LHR - DUB
1 stop17h 30mLufthansa
Deal found 24/1£285
Fri 31/117:25DUB - LHR
2 stops20h 40mAustrian Airlines
Fri 7/206:00LHR - DUB
2 stops16h 50mAustrian Airlines
Deal found 23/1£308
Fri 31/116:40DUB - LHR
1 stop21h 05mAir France
Mon 3/219:35LHR - DUB
1 stop20h 05mAir France
Deal found 23/1£338
Sat 1/217:50DUB - LHR
Nonstop1h 20mBritish Airways
Sun 2/212:45LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 23/1£92
Sat 1/218:30DUB - LHR
Nonstop1h 20mAer Lingus
Sun 2/207:50LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 23/1£125
Sun 2/204:25DUB - LHR
1 stop8h 15mTAP AIR PORTUGAL
Thu 6/213:40LHR - DUB
1 stop9h 40mTAP AIR PORTUGAL
Deal found 23/1£243
Thu 6/208:55DUB - LHR
1 stop7h 40mAir France
Mon 10/217:35LHR - DUB
1 stop5h 15mAir France
Deal found 23/1£174
Sat 15/217:50DUB - LHR
Nonstop1h 20mMultiple Airlines
Sun 16/219:45LHR - DUB
Nonstop1h 20mMultiple Airlines
Deal found 22/1£122
One-way flights from Dublin to Heathrow
Search for one-way flight options from Dublin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 24 January 2025.
Sat 8/217:50DUB - LHR
Nonstop1h 20mBritish Airways
Deal found 24/1£22
Wed 12/219:45DUB - LHR
Nonstop1h 15mAer Lingus
Deal found 23/1£48
Thu 27/208:45DUB - LHR
1 stop5h 40mVueling
Deal found 23/1£52
Tue 25/314:35DUB - LHR
1 stop7h 25mMultiple Airlines
Deal found 23/1£57
Thu 20/312:30DUB - LHR
1 stop6h 00mScandinavian Airlines
Deal found 23/1£58
Fri 7/210:55DUB - LHR
1 stop6h 20mIberia
Deal found 23/1£60
Wed 26/205:55DUB - LHR
1 stop4h 50mKLM
Deal found 24/1£65
Fri 7/317:25DUB - LHR
1 stop14h 20mLufthansa
Deal found 23/1£80
Sat 1/204:15DUB - LHR
1 stop11h 15mTAP AIR PORTUGAL
Deal found 24/1£97
Fri 28/311:50DUB - LHR
2 stops20h 30mAustrian Airlines
Deal found 23/1£101
Sat 22/317:10DUB - LHR
2 stops19h 50mSWISS
Deal found 23/1£121
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 858,174 searches. Data last updated 24 January 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
DublinLondon
DUB - LHR
DUBLHR
Dublin
Sat 1/3
20:35-21:55
Nonstop1h 20m
London Heathrow
Mon 3/3
06:30-07:55
Nonstop1h 25m
£67
DublinLondon
DUB - LHR
DUBLHR
Dublin
Mon 3/3
10:00-11:25
Nonstop1h 25m
London Heathrow
Mon 3/3
20:45-22:05
Nonstop1h 20m
£92
DublinLondon
DUB - LHR
DUBLHR
Dublin
Thu 13/3
12:05-13:25
Nonstop1h 20m
London Heathrow
Wed 19/3
06:30-07:55
Nonstop1h 25m
£106
DublinLondon
DUB - LHR
DUBLHR
Dublin
Sun 2/3
05:55-12:05
1 stop6h 10m
London Heathrow
Mon 10/3
11:45-16:40
1 stop4h 55m
£144
DublinLondon
DUB - LHR
DUBLHR
Dublin
Sat 1/3
10:20-16:00
1 stop5h 40m
London Heathrow
Mon 3/3
06:40-11:40
1 stop5h 00m
£178
DublinLondon
DUB - LHR
DUBLHR
Dublin
Sat 8/2
17:50-19:10
Nonstop1h 20m
£22
DublinLondon
DUB - LHR
DUBLHR
Dublin
Wed 12/2
19:45-21:00
Nonstop1h 15m
£48
DublinLondon
DUB - LHR
DUBLHR
Dublin
Thu 27/2
08:45-14:25
1 stop5h 40m
£52
DublinLondon
DUB - LHR
DUBLHR
Dublin
Thu 13/3
13:25-20:50
1 stop7h 25m
£55
DublinLondon
DUB - LHR
DUBLHR
Dublin
Tue 25/3
14:35-22:00
1 stop7h 25m
£57
Flights are sorted by cheapest return flights first.
Deals found on 24/1
Showing 1-10 of 16 results
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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 17 January 2025.
Booking 78 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 August is currently the most expensive (average of £161). 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 24 January 2025.
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 in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 79% 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 21 January 2025.
Travellers seeking maximum savings on their Dublin to London Heathrow Airport flight should consider departing on Friday 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 24 January 2025.
The most flights from DUB to LHR are scheduled on a Thursday (68 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (47 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 24 January 2025.
Get a feel of what it's like to fly with KLM, Scandinavian Airlines and British Airways 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.
I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.
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 56 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 £67. Additional return tickets that might be worth considering are offered by Aer Lingus and KLM, with the lowest prices starting at £92 and £144, respectively. Users have found that British Airways is 41% 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 £22. However, be on the lookout for offers from Aer Lingus and Vueling, 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 LATAM Airlines (60%), Kenya Airways (56%) and Qatar Airways (54%).
What are the cheapest flights from Dublin to London Heathrow Airport?
While on average a flight from Dublin to London Heathrow Airport is generally £1,028, our data shows the cheapest flight currently is £46. When looking at the most popular route, (Dublin - London Heathrow), you can expect to pay £67 for that flight.
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 August is currently the most expensive (average of £161). 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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 24 January 2025.
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 858,174 searches. Data last updated 24 January 2025.
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?
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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