What to know about flights from Dublin to London?

The distance between Dublin and London is approximately 467.71 km. The average flight time between Dublin and London is 1 hour 30 minutes. According to Trip.com data, travel demand is highest in January. October is generally the cheapest month to book.

Cheapest one-way
Rs 5,417
Ryanair Ryanair DUB-LON 1h 30m · Direct Thu, Oct 8
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Cheapest return
Rs 10,958
Ryanair Ryanair DUB-LON 1h 30m · Direct Wed, Sep 30 - Tue, Oct 6
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Best time to book
June
Cheapest
January
Peak season for travel
Route details
467.71 km
Flight distance
1h 30m
Average flight time

Explore the cheapest one-way and round-trip flights from Dublin to London over the next 90 days, with one-way fares from Rs 5,417 and round-trip from Rs 10,958. Based on Trip.com's latest 7-day flight data.

Which airlines are the most popular for Dublin to London flights?

You can choose from 2 airlines flying from Dublin to London, including Aer Lingus, Ryanair and . Ryanair currently offers the cheapest direct ticket on this route.
Aer Lingus logo Aer Lingus
Ryanair logo Ryanair
Airlines are determined based on actual purchased flight tickets from Dublin to London according to previous 12 months data from Trip.com.

Trip.com Price Insights on Dublin to London Flights

What is the cheapest month to book a one-way flight from Dublin to London?

Average price of one-way tickets from Dublin to London booked on Trip.com over the past 12 months.

For a one-way flight from Dublin to London, fares are lowest in June (Rs 8,324) and highest in August (Rs 36,339).

Rs 36,339
Rs 22,332
Rs 8,324
0
    Cheapest
  • Rs 36,339
    Aug
  • Rs 10,039
    Sep
  • Rs 10,426
    Oct
  • Rs 11,523
    Nov
  • Rs 10,705
    Dec
  • Rs 9,831
    Jan
  • Rs 9,995
    Feb
  • Rs 8,612
    Mar
  • Rs 9,538
    Apr
  • Rs 9,512
    May
  • Rs 8,324
    Jun
  • Rs 9,040
    Jul

Which day of the week is cheapest to fly from Dublin to London?

Data is based on the past 12 months and shows the average weekly airfare from Dublin to London on different days of the week according to Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Dublin to London is Tuesday. The average fare on this day is usually lower than on other days. Try to avoid flying on Friday as fares are usually the highest.

Rs 30,743
Rs 25,424
Rs 20,104
Rs 14,785
  • Rs 22,024
    Mon
  • Rs 20,104
    Tue
  • Rs 20,636
    Wed
  • Rs 24,553
    Thu
  • Rs 30,743
    Fri
  • Rs 24,527
    Sat
  • Rs 29,433
    Sun

Flight FAQs

  • What are the cheapest flights from Dublin to London (DUB-LON)?

    Based on Trip.com data, Ryanair offers one-way fares as low as Rs 5,417 on Cheapest nonstop routes (e.g. DUB to LGW on Thu, Oct 8), while Ryanair offers Cheapest nonstop round-trips from Rs 10,958 departing on Wed, Sep 30 and returning on Tue, Oct 6.
  • At the moment, you can catch a nonstop flight from Dublin to London with the following airlines, including: Aer Lingus Ryanair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 1 hour 30 minutes to fly from Dublin (DUB) to London (LON).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Dublin to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 437 flight per week flying from Dublin to London. You can check the weekly schedule for popular airlines on this route below: Ryanair: S/M/T/W/T/F/S -- FR030 (06:46) Ryanair: S/M/T/W/T/F/S -- FR114 (08:19) Ryanair: S/M/T/W/T/F/S -- FR118 (15:54)
  • To find best deals on flights from Dublin to London, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Oct 8, with one-way flights priced at just Rs 5,417.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for London travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Dublin to London is October, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Dublin to London on September 8, 2026 with Ryanair, with prices starting at Rs 5,417.
  • You can arrive at any of the following airports in London: London City Airport (LCY), London Gatwick Airport (LGW), Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), and London Stansted Airport (STN). Flights from Dublin Airport to Heathrow Airport (DUB-LHR) are by far the most popular option for this route.
  • The time difference between London and Dublin is 0m.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Dublin to London is Rs 27,394. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Dublin to London is Rs 41,529. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Dublin and London, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Ryanair and Ryanair UKare the most popular budget airlines flying from Dublin to London. Check baggage, seat and payment fees before comparing the final price.

Trip.com airline insights on flights from Dublin to London

Which airlines offer the cheapest direct flights from Dublin to London?

Data is based on the past 12 months and reflects the average fare of all direct flights from Dublin to London on Trip.com.

Based on Trip.com data from the past 12 months, the airline offering the cheapest direct flights from Dublin to London is Ryanair UK, with an average fare of Rs 16,706.

Rs 16,706
Rs 35,672
Rs 54,638
Rs 73,603
Ryanair UK
Rs 16,706
Ryanair UK
Ryanair
Rs 19,393
Ryanair
Aer Lingus
Rs 40,399
Aer Lingus
British Airways
Rs 43,872
British Airways
Scandinavian Airlines
Rs 51,522
Scandinavian Airlines
SWISS
Rs 73,603
SWISS

Which airlines operate the most flights from Dublin to London?

The data is based on the past month and shows the number of flights each airline has from Dublin to London on Trip.com.

According to Trip.com data from the past month, the airline with the most flights from Dublin to London is British Airways/Ryanair, operating 162 flights per week.

11
61
112
162
British Airways
162
British Airways
Ryanair
162
Ryanair
Aer Lingus
158
Aer Lingus
Qatar Airways
108
Qatar Airways
American Airlines
95
American Airlines
Air Canada
61
Air Canada

How many flights fly from Dublin to London each day?

The data is based on the past month and shows the number of flights per day of the week from Dublin to London on Trip.com.

Based on Trip.com data from the past month, flights from Dublin to London are most frequent on Friday, while the fewest flights operate on Wednesday.

516
470
424
378
Highest
442
Mon
428
Tue
424
Wed
438
Thu
516
Fri
438
Sat
470
Sun