Find Cheapest Airlines Flying from Dublin to London

Choose from 4 carriers that fly from Dublin to London, including Ryanair, British Airways, and Aer Lingus. Enjoy the cheapest tickets on this route with Ryanair.
Airlines are determined based on actual purchased flight tickets from Dublin to London according to previous 12 months data from Trip.com.

Explore the cheapest flights from Dublin to London in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 30, and round-trip direct tickets start at AU$ 59.

Displayed flight fares from Dublin to London are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Dublin to London Flight Details

The distance between Dublin and London is approximately 467.71km. It takes around 1 hour 26 minutes on average to fly from Dublin to London. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight priceAU$ 30
Cheapest return ticket priceAU$ 59
Off-season for travelOctober
Peak season for travelJanuary
Flight distance467.71km
Average flight time1 hour 26 minutes
Popular airlineRyanair
Flight statistics for the Dublin–London route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Dublin to London

What is the cheapest month for one-way flights from Dublin to London?

Average price of one-way flights from Dublin to London purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from Dublin to London is Sep, with an average price of AU$ 52. Conversely, the most expensive month is typically Feb, with an average price of up to AU$ 92.

AU$ 92
AU$ 72
AU$ 52
AU$ 32
    Cheapest
  • AU$ 84
    Jan
  • AU$ 92
    Feb
  • AU$ 53
    Mar
  • AU$ 69
    Apr
  • AU$ 69
    May
  • AU$ 89
    Jun
  • AU$ 69
    Jul
  • AU$ 64
    Aug
  • AU$ 52
    Sep
  • AU$ 54
    Oct
  • AU$ 60
    Nov
  • AU$ 56
    Dec

What is the cheapest month for round-trip flights from Dublin to London?

Average price of round-trip flights from Dublin to London purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from Dublin to London is Jan, with an average price of AU$ 153. Conversely, the most expensive month is typically Apr, with an average price of up to AU$ 383.

AU$ 383
AU$ 268
AU$ 153
AU$ 38
  • AU$ 153
    Jan
  • AU$ 273
    Feb
  • AU$ 329
    Mar
  • AU$ 383
    Apr
  • AU$ 326
    May
  • AU$ 333
    Jun
  • AU$ 362
    Jul
  • AU$ 375
    Aug
  • AU$ 279
    Sep
  • AU$ 258
    Oct
  • AU$ 312
    Nov
  • AU$ 249
    Dec

What's the cheapest day to fly from Dublin to London?

Data is based on the average flight price for each day of the week from Dublin to London on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Dublin to London is Wed, with average prices lower than on other days. Avoid Fri, as prices are usually highest then.

AU$ 203
AU$ 165
AU$ 127
AU$ 89
    Cheapest
  • AU$ 146
    Mon
  • AU$ 131
    Tue
  • AU$ 126
    Wed
  • AU$ 145
    Thu
  • AU$ 202
    Fri
  • AU$ 161
    Sat
  • AU$ 168
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Dublin (DUB) to London (LON)?

    Based on Trip.com data, Ryanair offers one-way fares as low as AU$ 30 on Cheapest nonstop routes (e.g. DUB to STN on Wed, Jan 28), while Ryanair offers Cheapest nonstop round-trips from AU$ 59 departing on Sat, Jan 17 and returning on Mon, Jan 19.
  • At the moment, you can catch a direct flight from Dublin to London with the following airlines, including: Ryanair Aer Lingus British Airways Ryanair UK Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 26 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 400 flight per week flying from Dublin to London. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/M/T/W/T/F/S -- EI168 (14:28) Aer Lingus: S/M/T/W/T/F/S -- EI164 (12:15)
  • 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 Wed, Jan 28, with one-way flights priced at just AU$ 30.
    · 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 January flight calendar, it's currently cheapest to fly from Dublin to London on January 28, 2026 with Ryanair, with prices starting at AU$ 26.
  • You can land at any one of the following hubs in London, with Dublin Airport to Heathrow Airport (DUB-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).
  • The time difference between London and Dublin is 0h.
  • Tickets can only be changed or cancelled 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.