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This table lists round-trip London to Dublin flights with available carriers. However, the fares are based on a past trend (date and time mentioned). Fares are dynamic and subject the availability. Cheapfaremart claims no warranty on the availability of fares unless the booking goes through successfully and the payment has been made. Fares comprise base fare, fuel surcharge, airline/airport tax and our service fee. Read Terms and Conditions to know more about our flight booking policy.

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Airports in London

1. London Heathrow Airport

London Heathrow Airport (LHR / EGLL) is a major airport in London that serves international and domestic flights. Located at 18 miles from the center of London, United Kingdom, Heathrow ranks as the second busiest airport in the world by international passenger traffic. Know more about the Heathrow Airport.

2.  London City Airport

The nearest major airport is London City Airport (LCY/EGLC). This airport has international and domestic flights and is 9 miles from the center of London, United Kingdom. Know more about the London City Airport.

3. London Gatwick Airport (LGW / EGKK)

London Gatwick Airport is a major international airport. The airport is close to Crawley in West Sussex, southeast England, and is 29.5 miles (47.5 km) south of Central London. LGW ranks as the second-busiest airport by total passenger traffic in the United Kingdom, after Heathrow Airport. Know more about the Gatwick Airport.

Airports in Dublin

1. Dublin Airport

The city is served by Dublin Airport (IATA: DUB, ICAO: EIDW), which is an international airport located 10 km (6.2 miles) north of Dublin in Collinstown, Fingal. A record 31.5 million passengers enplaned and deplaned the airport in 2018. DUB ranks as the 13th busiest airport in Europe, and is also the busiest of the Republic of Ireland’s airports by total passenger traffic.

How Long is the Flight from London to Dublin?

A flight may spend as long as 1 hours, 05 minute in the air before hitting Dublin airport. The flight distance is 291 miles/469 km. The table below displays the flight distance and flight time for different departure-airport pairs.


Flight Distance

Flight Time


280 miles/451 km

1 hours 04 minutes


298 miles/479 km

1 hours 06 minutes


302 miles/486 km

1 hours 06 minutes

Also keep in mind the time difference between the two cities. Dublin is 4 hours behind London.

Note: The flight distance and time are for a nonstop flight (excluding any layover). The actual distance and time might vary, and are non-warranted. Check with your airlines to know precise information. 

Which Airlines Fly from London to Dublin?

Flight Route

Nonstop or Connecting




British Airways, Aer Lingus, Swiss International Airlines, Lufthansa, candinavian Airlines, Eurowings, Flybe


Connecting only

Icelandair, United Airlines, and Westjet


Connecting only

United Airlines, British Airways, Lufthansa

Guide to Book a Cheap Flight from London to Dublin?

If you are looking for some miracle to find a cheap flight from London to Dublin, skip reading. However, if you are looking for some practical ideas based on real-life experience, the clues are most likely to help you book cheap plane ticket to London.

1. The cheapest time to fly from London to Dublin

A redeye flight to Dublin from London would help you to save some money. Such a flight departs usually after 10 or 11 pm in the evening or in the wee hours. The travel duration deprives travelers of sleep and, hence is less preferred. If you are budget conscious, take advantage of this time-slot to book a cheap plane ticket to Dublin from London.

2. The cheapest day to fly to Dublin from London

Remember, London is a favorite weekend destination for many. So by departing on a weekend, you will compete with them. If budget is on your mind, depart on a mid-weekday, a Tuesday, Wednesday or Thursday.

3. The cheapest season to fly from London to Dublin

The cheapest season to fly to London is winter, i.e., from November to March. Though the mercury dips to the low of 40s or highs of the 30s degree Fahrenheit, it doesn’t deter visitors. However, if you aim to enjoy festival like Thanksgiving, Christmas, New Year, and Valentine Day, then make sure you confirm your reservation as per the guidelines given below.

4. The cheapest airlines to fly from London to Dublin

On London to Dublin flight route you may not find any budget carrier. As a rule of thumb, book your flight ticket early. The advance booking window between 21 and 121 days before the scheduled departure date is ideally good.

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