$69 Cheap Aer Lingus flights Dublin (DUB) to London (LHR)

View $69 flight on Thu, Dec 11, 2025Opens in a new window

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$69 Cheap Aer Lingus flights Dublin (DUB) to London (LHR)

Prices were available within the past 7 days and start at $69 for one-way flights and $166 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, Nov 22 - Sun, Nov 23
DUB
Dublin
LHR
London
$166 Roundtrip, found 5 hours ago
$166
Roundtrip
found 5 hours ago
Select Aer Lingus flight, departing Sat, Nov 22 from Dublin to London, returning Sun, Nov 23, priced at $166 found 5 hours ago
Flights from Dublin (DUB) to London (LHR)
Origin airport
Dublin
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Popular airline
British Airways
Distance
278 mi
Average flight time
1 hour 22 mins

Frequently asked questions

How much is an Aer Lingus flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Aer Lingus round-trip flights from $166 from DUB to LHR. Affordable one-way fares from $69 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DUB to LHR with Aer Lingus?
January is one of the least expensive months to travel to London with Aer Lingus. You could also find fantastic deals on return and one-way tickets in February.
What is the cheapest time to book flights from Dublin Airport (DUB) to Heathrow Airport (LHR) with Aer Lingus?
To grab affordable flights from DUB to LHR with Aer Lingus, begin searching about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another helpful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Aer Lingus fly nonstop from Dublin Airport (DUB) to Heathrow Airport (LHR)?
Aer Lingus offers direct flights from Dublin Airport (DUB) to Heathrow Airport (LHR), with 70 departures every week. Just apply the "Nonstop" and "Airline" filters during your search on Expedia to see all direct Aer Lingus flights to LHR.
How long does it take to fly from DUB to LHR with Aer Lingus?
From takeoff till landing, a nonstop Aer Lingus flight from Dublin Airport (DUB) to Heathrow Airport (LHR) typically takes 1h 21m.
Which day of the week has the most Aer Lingus flights from Dublin Airport (DUB) to Heathrow Airport (LHR)?
If it's flexibility you're after, Thursday offers the most choice for Aer Lingus flights from Dublin Airport (DUB) to Heathrow Airport (LHR). Take your pick of 11 different departures.
What is the earliest Aer Lingus flight from DUB to LHR?
The first Aer Lingus flight from DUB to LHR departs at 6:40AM UTC+0, landing at 8:05AM UTC+0. If you want to set off later, the last Aer Lingus flight leaves DUB at 7:45PM UTC+0 and touches down at LHR at 9:05PM UTC+0. Flying early is generally a smart option as morning and mid-morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Aer Lingus fly into in London?
Aer Lingus flights from Dublin Airport (DUB) to London come in to Heathrow Airport (LHR), Gatwick Airport (LGW) and Stansted Airport (STN). The primary London gateway serviced by this airline is LHR. It's always worth looking into flights arriving at other nearby airports on Expedia as they may offer lower prices.
What kind of luggage can I take on an Aer Lingus flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
On a standard economy flight with Aer Lingus from DUB to LHR, you can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 62 inches in total. For hand luggage, you're allowed 1 cabin bag weighing up to 22 lb and measuring less than 21 inches x 15 inches x 9 inches. Weight and size restrictions may vary depending on your cabin class and airfare type. To make sure you don't get caught with additional fees at the airport, check your Aer Lingus booking or look up the airline's website before packing.
Why fly with Aer Lingus from DUB to LHR?
Heading from DUB to LHR with Aer Lingus means enjoying a range of perks, including a 4-star airline rating and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to the Aer Lingus AerClub points you can earn with Aer Lingus.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Aer Lingus fly from Dublin Airport (DUB) to Heathrow Airport (LHR)?
For the Dublin Airport (DUB) to Heathrow Airport (LHR) route, Aer Lingus typically flies Airbus A320neo and Airbus A320 planes. Remember that last-minute changes are possible for operational demands, meaning your flight may be on a different aircraft.
Can I change or cancel my Aer Lingus flight from Dublin Airport (DUB) to Heathrow Airport (LHR)?
Changes are usually free within 24 hours of booking, but your airline may charge a fee after that. For more information about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the freedom to update your itinerary without extra charges, tick the "No cancel fee" or "Changes included" filter when organizing your trip.

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