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Cheap Flights from Dublin to San Diego

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      Travellers and cabin class, 1 Adult, Economy

      Compare Dublin to San Diego flight deals

      Find the cheapest month or even day of the year to fly to San Diego

      Book the best San Diego fare with no extra fees

      Flight deals from Dublin to San Diego

      Looking for a cheap last-minute deal or the best return flight from Dublin Airport to San Diego? If you want to travel next month, return fares start from Rs202,541. Find the lowest prices on one-way and return tickets right here.
      San Diego.Rs110,089 per passenger.Departing Mon, 19 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Mon, 19 Oct, arriving in San Diego International.Price includes taxes and charges.From Rs110,089, select.
      San Diego.Rs111,880 per passenger.Departing Sat, 21 Nov.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Sat, 21 Nov, arriving in San Diego International.Price includes taxes and charges.From Rs111,880, select.
      San Diego.Rs115,735 per passenger.Departing Wed, 9 Dec.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Wed, 9 Dec, arriving in San Diego International.Price includes taxes and charges.From Rs115,735, select.
      San Diego.Rs129,083 per passenger.Departing Fri, 5 Mar.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Fri, 5 Mar, arriving in San Diego International.Price includes taxes and charges.From Rs129,083, select.
      San Diego.Rs131,189 per passenger.Departing Sun, 10 Jan.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Sun, 10 Jan, arriving in San Diego International.Price includes taxes and charges.From Rs131,189, select.
      San Diego.Rs140,493 per passenger.Departing Mon, 28 Sep.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Mon, 28 Sep, arriving in San Diego International.Price includes taxes and charges.From Rs140,493, select.
      San Diego.Rs143,383 per passenger.Departing Fri, 7 May.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Fri, 7 May, arriving in San Diego International.Price includes taxes and charges.From Rs143,383, select.
      San Diego.Rs146,280 per passenger.Departing Fri, 5 Feb.One-way flight with Iberia Express.Outbound indirect flight with Iberia Express, departs from Dublin on Fri, 5 Feb, arriving in San Diego International.Price includes taxes and charges.From Rs146,280, select.
      San Diego.Rs152,710 per passenger.Departing Tue, 6 Apr.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 6 Apr, arriving in San Diego International.Price includes taxes and charges.From Rs152,710, select.
      San Diego.Rs153,353 per passenger.Departing Wed, 16 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Wed, 16 Jun, arriving in San Diego International.Price includes taxes and charges.From Rs153,353, select.
      San Diego.Rs181,654 per passenger.Departing Fri, 2 Jul.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Fri, 2 Jul, arriving in San Diego International.Price includes taxes and charges.From Rs181,654, select.
      San Diego.Rs293,765 per passenger.Departing Mon, 2 Aug.One-way flight with KLM.Outbound indirect flight with KLM, departs from Dublin on Mon, 2 Aug, arriving in San Diego International.Price includes taxes and charges.From Rs293,765, select.

      Find the cheapest month to fly from Dublin to San Diego

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to San Diego flights are currently cheapest in October.
      Sep
      from Rs140,493
      Oct
      from Rs110,089
      Nov
      from Rs111,880
      Dec
      from Rs115,735
      Jan
      from Rs131,189
      Feb
      from Rs146,280
      Mar
      from Rs129,083
      Apr
      from Rs152,710
      May
      from Rs143,383
      Jun
      from Rs153,353
      Jul
      from Rs181,654
      Aug
      from Rs293,765

      Alternative Dublin to San Diego routes

      Looking for the cheapest, fastest or easiest route from Dublin to San Diego? You could fly into the following airports instead.

      San Diego International

      4km from central San Diego
      ClosestCheapest
      from Rs110,089
      Search flights

      McClellan-Palomar

      48km from central San Diego
      Search flights

      Dublin to San Diego: Flight information

      The things to know before you go.
      Cheapest flight foundRs110,089
      Cheapest month to flyOctober

      Finding cheap flights from Dublin to San Diego: Frequently asked questions

      There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
      The best price we found for a return flight from Dublin to San Diego is Rs191,929. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Dublin to San Diego. But we found flights with one or more stops from Rs191,929.
      As of September 2026, there are no flights flying from Dublin to San Diego.
      The cheapest month to fly from Dublin to San Diego is usually November.
      If you're flying from Dublin Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from Rs191,929.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to San Diego on Friday, 13 November 2026.
      No airlines currently offer direct flights between Dublin Airport and San Diego. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

      In September, the average temperature is usually around 21°C. September is typically the warmest month in San Diego, when it usually averages around 24°C. You can expect the least rain in July. The coldest month is March, with temperatures averaging 12°C. The rainiest month is March.
      Currently, Aer Lingus offers the cheapest flight tickets to San Diego.

      Flying from Dublin Airport (DUB) to San Diego: what you need to know

      • Dublin Airport is located in Dublin. Based in the UTC-8 timezone, San Diego is eight hours behind Dublin.

      • To avoid missing your DUB to San Diego flight, allow plenty of time for things like check-in and baggage drop. Turning up two hours before international departures and an hour before domestic flights is the general rule.

      • You can expect longer lines during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a good idea.

      • Think about adding a stopover to potentially find a cheaper plane ticket from DUB to San Diego. All you need to do is deselect 'Direct flights only' during your search. Break up your journey by stopping at one of these connecting airports:

        • Denver International Airport (DEN)

        • London Heathrow Airport (LHR)

        • Las Vegas Harry Reid International Airport (LAS)

      • DUB is about 8 kilometres from central Dublin. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 25 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the travel time to be around 30 minutes.

      • Want a stress-free start to your holiday? Stay near DUB. Whether you have an early flight from Dublin Airport to San Diego or don't want departure day to feel hectic, these hotels are just the thing:

      • 77% of flights leaving from Dublin Airport land at their destination on schedule.

      How to find the cheapest flights from Dublin Airport (DUB) to San Diego

      • Rs110,089 is the lowest price we've found for a one-way Dublin Airport to San Diego flight. A round-trip plane ticket right now is Rs191,929. Depending on how early you book and the availability, these fares could change.

      • Don't wait until the last minute. You're more likely to pick up cheap flights from DUB to San Diego if you book early. Airlines often offer some great early bird rates.

      • The 'Whole month' tool will show you the cheapest tickets from Dublin Airport to San Diego throughout the entire month. It's a great way to snap up a bargain if your trip dates aren't set in stone.

      • Locking in a cheap flight from DUB to San Diego is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll notify you as soon as a cheaper option becomes available.

      • Tailor your trip with filters. Select your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Dublin Airport to San Diego.

      Airports in San Diego

      San Diego International Airport (SAN)

      • San Diego International Airport (SAN) is around 5 kilometres from the centre of San Diego. If you're opting for a ride-share or a taxi, the drive takes about 15 minutes.

      • It takes around 25 minutes to get there using public transport.

      • Look into staying at a hotel near SAN if you're coming in on a late flight from Dublin Airport to San Diego. Settle into one of these options and make your first night all about rest:

      • Lock in the best deal by booking your vehicle from San Diego International Airport about two weeks ahead of your flight from DUB to San Diego.

      • The address for SAN is N Harbour Dr.

      McClellan-Palomar Airport (CLD)

      • McClellan-Palomar Airport (CLD) is about 48 kilometres from central San Diego. Check out your options for heading into town after your flight from Dublin Airport to San Diego has touched down.

      • You'll find some comfortable places to drop your things at near CLD. Unwind and get cosy after your DUB to San Diego flight at any of these well-located options:

      • Avoid filling out forms at the rental desk by having everything prearranged. Reserve your ride from CLD a few weeks in advance so you can just get the keys and go.

      Best time to go to San Diego

      • July is the busiest month for flights from Dublin Airport to San Diego. To escape the crowds, plan your trip to San Diego in December.

      • Lock in a Dublin Airport to San Diego plane ticket with a departure in August to experience the city during its warmest month. You can expect temperatures to range from 16ºC to 27ºC.

      • Search for cheap tickets from DUB to San Diego in February if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 8ºC and 22ºC on average.

      More about San Diego

      Explore more of the United States

      • You've seen San Diego, now it's time to explore other parts of the United States. Travel about 177 kilometres northwest to Los Angeles to tick off its top attractions. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, your itinerary will be busy.

      • Phoenix is another essential stop in the United States and is around 483 kilometres east of San Diego. No trip is complete without a visit to Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

      More travel options

      Plan the rest of your trip from Dublin to San Diego

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.