Find Cheap Flights from Dublin to London Heathrow (DUB - LHR)

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Good to Know

Low Season:
May
Best time to beat the crowds
2%
expected price decrease
High Season:
December
Most popular time to fly
7%
expected price increase
Average Price:
$155
(avg. price over the last 2 weeks)
Good Deal:
$125
or less (round trip)

When to Book Flights from Dublin to London Heathrow

Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for Finding a Cheap Flight

Looking for a cheap flight? 25% of our users found flights on this route for $124 or less.
The cheapest flight from Dublin to London Heathrow was found 90 days before departure, on average.
Book at least 3 weeks before departure in order to get a below-average price.
Morning departure is around 49% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for Booking Dublin to London Heathrow Flights

How long does a flight from Dublin to London Heathrow take?
An average nonstop flight takes 1h 15m, covering a distance of 279 miles.
How many flights are there between Dublin and London Heathrow?
There are 1,016 (nonstop) flights between Dublin and London Heathrow per week, averaging 148 per day.
Which airlines provide the cheapest flights from Dublin to London Heathrow?
In the past 3 days, the cheapest round-trip tickets were found on British Airways ($102), Lufthansa ($226) and SWISS ($289).
Do I need a passport to fly between Dublin and London Heathrow?
Yes.
Which airlines fly most frequently between Dublin and London Heathrow?
British Airways (50 times daily), Aer Lingus (42 times daily), American Airlines (17 times daily) are the most frequent flyers on this route.
What’s the cheapest day of the week to fly Dublin to London Heathrow?
For Dublin to London Heathrow, Thursday is the cheapest day to fly on average and Friday is the most expensive. Flying from London Heathrow back to Dublin, the best deals are generally found on Saturday, with Friday being the most expensive.

Book cheap flights from Dublin to London Heathrow (round-trip)

Airports
Origin
Dublin
$102
only
$102
Destination
London
$102
only
$102
Thu, Apr 26
DUB
LHR
1h 40m
Sun, Apr 29
LHR
DUB
1h 25m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

Thu, May 3
DUB
LHR
1h 25m
Sun, May 6
LHR
DUB
1h 20m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

Fri, Mar 16
DUB
LHR
5h 10m
Sun, Mar 18
LHR
DUB
4h 55m
Trip: 3 days
8.0ExcellentShow reviews
Overall 8.0 Excellent
Based on 18874 reviews
Overall
8.2
Boarding
8.1
Comfort
7.9
Crew
8.5
Entertainment
7.8
Food
7.7
KBP
FRA
Excellent 10.0

The price was fair and updated information on flights were sent to my phone.

FRA
SFO
Good 7.0

See above. The same applies.

See above. The same applies.

FCO
FRA
Good 6.0

Food is provided

Delayed 6 hours on the plane

MUC
CLT
Excellent 10.0

On time - although a long flight I didn’t see the time go by

FRA
BOM
Excellent 8.6

Comfortable seats. On-time flight.

Entertainment system difficult to use. Vegetarian food was mediocre at best.

Mon, Apr 23
DUB
LHR
1h 20m
Thu, Apr 26
LHR
DUB
1h 25m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Excellent 8.3

On-time arrival

Seating was very packed

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

Tue, Jul 31
DUB
LHR
1h 15m
Thu, Aug 2
LHR
DUB
1h 25m
Trip: 3 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 8.3

On-time arrival

Seating was very packed

DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

Sun, Aug 19
DUB
LHR
1h 40m
Tue, Sep 4
LHR
DUB
1h 20m
Trip: 17 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Excellent 10.0

Great service as always

DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

Fri, Jul 27
DUB
LHR
5h 25m
Sun, Jul 29
LHR
DUB
13h 05m
Trip: 3 days
8.1ExcellentShow reviews
Overall 8.1 Excellent
Based on 5990 reviews
Overall
8.3
Boarding
8.3
Comfort
7.9
Crew
8.7
Entertainment
7.8
Food
8.0
BOS
ZRH
Good 7.3

on time performance; friendly flight attendants

bought a seat reservation in premium economy and was the last group to board. No extra leg room in "premium" economy.

BOS
ZRH
Excellent 9.0

Economy very tight but whose isn’t. Best selection of movies relative to the competition.

EWR
ZRH
Excellent 8.6

Everything except the seats.

ZRH
BOS
Okay 4.6

We (parents) were business class, but our two kids in coach, yet Swiss doesn’t allow “guests” in the lounge. Hmmm. What a bunch of BS.

ZRH
ATH
Excellent 10.0

It was a 2 hour 40 minute flight. No entertainment.

Thu, Jun 7
DUB
LHR
1h 15m
Sat, Jun 9
LHR
DUB
1h 30m
Trip: 3 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

Tue, Jun 12
DUB
LHR
1h 30m
Thu, Jun 14
LHR
DUB
1h 20m
Trip: 3 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

DUB
LHR
Excellent 8.6

Small plane

Fri, Jun 29
DUB
LHR
1h 15m
Mon, Jul 2
LHR
DUB
1h 25m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

Tue, Jul 3
DUB
LHR
1h 15m
Thu, Jul 12
LHR
DUB
1h 30m
Trip: 10 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

DUB
LHR
Excellent 8.6

Small plane

DUB
LHR
Excellent 8.3

On-time arrival

Seating was very packed

DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

Fri, Jul 13
DUB
LHR
1h 30m
Mon, Jul 16
LHR
DUB
1h 25m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 8.6

Small plane

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

Tue, Jul 31
DUB
LHR
1h 25m
Sat, Aug 4
LHR
DUB
1h 25m
Trip: 5 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

DUB
LHR
Good 6.3

Nice flight personnel.

Not even free water on the plane for an international flight! Can it get any more basic!?

DUB
LHR
Excellent 10.0

Great service as always

DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

Tue, Aug 21
DUB
LHR
1h 15m
Thu, Aug 23
LHR
DUB
1h 25m
Trip: 3 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Excellent 10.0

Great service as always

DUB
LHR
Excellent 8.6

Small plane

DUB
LHR
Excellent 8.3

On-time arrival

Seating was very packed

Thu, Aug 30
DUB
LHR
1h 30m
Fri, Sep 7
LHR
DUB
1h 20m
Trip: 9 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 8.3

On-time arrival

Seating was very packed

DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Okay 5.0

the booking stated that it was Aer Lingus. I went to their counter in Terminal 1 and had to wait in two lines before being told that I was in the wrong terminal and I needed to go to the british airways counter to check in. This was a fail.

Fri, Mar 23
DUB
LHR
1h 15m
Mon, Mar 26
LHR
DUB
1h 20m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

DUB
LHR
Excellent 10.0

Great service as always

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 8.6

Small plane

Fri, Apr 20
DUB
LHR
1h 40m
Mon, Apr 23
LHR
DUB
1h 20m
Trip: 4 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Good 6.0

I am 6'3" and I cannot find sufficient leg room. The answer is paying additional for seats with extra leg room, is no answer at all. The answer is quit jamming more seats in to a ever shrinking cabin.

DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

DUB
LHR
Good 6.0

Quick flight

No complementary drink or snack on flight and no entertainment system available...they said it was because of a short flight. You could buy drinks though of course.....

DUB
LHR
Excellent 10.0

The only complaint I have is our bags getting lost twice. I’m very understanding that these things happen. But for it to happen twice seems like people might be careless to the problem.

Tue, Mar 6
DUB
LHR
1h 15m
Sat, Mar 17
LHR
DUB
1h 25m
Trip: 11 days
7.2GoodShow reviews
Overall 7.2 Good
Based on 117 reviews
Overall
7.5
Boarding
7.6
Comfort
7.2
Crew
8.0
Entertainment
7.0
Food
6.9
DUB
LHR
Mediocre 2.0

Finally getting to my destination 3 hours late.

Issues with check-in, flight delayed multiple times, gate changes multiple times, non communication from attendants.

DUB
LHR
Excellent 9.6

Short smooth flight with unexpected food and drink service

Nothing

DUB
LHR
Excellent 8.6

Small plane

DUB
LHR
Mediocre 3.0

Good to have movies to pass time on lng flight.

2 days prior to returnflight I called stating the at was not enough time to catch a flight transfer having to go thru tsa again . B A assurred me I was o.k. ..It was not. A person should not have to physically run and have stress of wait to get thru TSA then run again back,get on train to next plane.Other passengers then said "ou are why we are starting late". It was a transfer off a plane from Ireland not a traffic issue. BA SHOULD HAVE PUT ME ON A LATER FLIGHT. TO SEATTLE.

DUB
LHR
Mediocre 2.0

Nothing I didn’t make the flight

Heathrow security is slower than molasses and rude. They had to check my bags and it took them over an hour. They were condescending and very unprofessional. Also extremely slow.

Show more results

Dublin to London Heathrow Flight Information

Avg. Flight Duration 1h 23m
Flights Arrive in London Heathrow
Flights Depart from Dublin
Flight Price $102
Distance 279 miles
Airlines British Airways, Lufthansa, SWISS
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.