The cheapest times to fly from DUB to LHR are

  • January 8th to March 4th
  • May 7th to June 3rd
  • August 20th to December 9th (except the weeks of October 22nd and October 29th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DUB to LHR is late September. Prices can be as high as $757 for Wednesday flights during late December, or as low as $83 for Tuesday flights around late September.


When to Fly to London

Flying from Dublin (DUB) to London (LHR) will usually cost between $83 to $142 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $83. Due to high demand the most expensive time to fly is late December, with an average price of $194. Planning your trip to low-cost times can easily save you $111 on economy flights and even more on first-class flights. Generally, any price below $88 can be considered a good price for a round-trip DUB to LHR flight.

See below for a graph of average weekly prices for the DUB to LHR route. All prices are for round-trip tickets in USD.

DUB to LHR Flight Prices

Compared to other flights, the DUB to LHR flight is much cheaper than the average and costs much less than the average flight leaving from Dublin. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Wednesdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $15 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $93. Return trip prices are from the LHR to DUB flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DUB to LHR can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 29 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from DUB to LHR while comparing.

Destination alternative #1: Bournemouth Airport (BOH) in Bournemouth

  • 77 miles (124 km) away from LHR
  • Usually 13.64% less expensive than LHR
  • Nonstop flights available

See DUB to BOH flights

Destination alternative #2: Doncaster Sheffield Airport (DSA) in Finningley

  • 140 miles (225 km) away from LHR
  • Usually 24.43% less expensive than LHR
  • Nonstop flights available

See DUB to DSA flights

Destination alternative #3: Southend Airport (SEN) in Southend-On-Sea

  • 50 miles (80 km) away from LHR
  • Usually 13.07% less expensive than LHR
  • Nonstop flights available

See DUB to SEN flights

Destination alternative #4: East Midlands Airport (EMA) in Derby

  • 101 miles (163 km) away from LHR
  • Usually 13.64% less expensive than LHR
  • Nonstop flights available

See DUB to EMA flights

Destination alternative #5: Birmingham Airport (BHX) in Birmingham

  • 87 miles (140 km) away from LHR
  • Usually 11.93% less expensive than LHR
  • Nonstop flights available

See DUB to BHX flights

Destination alternative #6: London Stansted Airport (STN) in London

  • 41 miles (66 km) away from LHR
  • Usually 6.25% less expensive than LHR
  • Nonstop flights available

See DUB to STN flights


Flight Questions Answered

Still have questions about flying from DUB to LHR? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Aegean, Aer Lingus, Aeroflot, Air Austral, Air France, American, Austrian, British Airways, China Eastern, Croatia, Eurowings, Finnair, Flybe, Gol, Hainan, Iberia, Icelandair, JAL, Kenya Airways, KLM, Lufthansa, SAS, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from London Heathrow Airport to Dublin Airport?

The distance between the two airports is roughly 279 miles or 449 kilometers.

How long does it take to fly from DUB to LHR?

The real-world flight time for a nonstop DUB to LHR flight is about 1 hour 29 minutes.

How many flights go between Dublin and London?

It depends on the day of the week and the date, but a typical day might have around 71 available flights from DUB to LHR.


Airport Location Info


Departing Airport

Origination code DUB
Origination airport name Dublin Airport
City Dublin
Country Ireland
Latitude 53.4
Longitude -6.3

Return Airport

Destination code LHR
Destination airport name London Heathrow Airport
City London
Country the United Kingdom
Latitude 51.5
Longitude -0.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.