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£434 Cheap Aer Lingus flights from Dublin to San Diego (DUB→SAN)

View £434 flight on Sun, 7 Feb 2027

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    • £434 Cheap Aer Lingus flights Dublin (DUB) to San Diego (SAN)

    Prices were available within the past 7 days and start at £434 for one-way flights and £645 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.

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    Select Aer Lingus flight, departing Tue, 1 Dec from Dublin to San Diego, returning Tue, 8 Dec, priced at £645 Found 1 day ago

    Tue, 1 Dec - Tue, 8 Dec · DUB · From £645 · Return

    Select Aer Lingus flight, departing Wed, 2 Dec from Dublin to Carlsbad, returning Mon, 14 Dec, priced at £756 Found 4 days ago

    Wed, 2 Dec - Mon, 14 Dec · DUB · CLD · From £756 · Return

    Select Aer Lingus flight, departing Sun, 24 Jan from Dublin to Carlsbad, returning Sun, 31 Jan, priced at £1,540 Found 21 hours ago

    Sun, 24 Jan - Sun, 31 Jan · DUB · CLD · From £1,540 · Return

    Frequently Asked Questions

    How much is an Aer Lingus flight from Dublin Airport (DUB) to San Diego Intl. Airport (SAN)?

    You can find affordable round-trip Aer Lingus flights £645 from DUB to SAN by organising your results from "Price (lowest to highest)" on Expedia. Or search for bargains from £434 for a one-way trip.*

    *These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

    What is the cheapest month to fly from DUB to SAN with Aer Lingus?

    Aer Lingus flights to San Diego are often cheaper in the quieter months of January and November. Whether you're searching for a one-way or round-trip ticket, you could find a better deal then.

    Does Aer Lingus fly nonstop from Dublin Airport (DUB) to San Diego Intl. Airport (SAN)?

    To find out if there's a direct journey from DUB to SAN with Aer Lingus or another airline, use our "Nonstop" filter when browsing for tickets.

    What airports does Aer Lingus fly into in San Diego?

    Take an Aer Lingus flight from Dublin Airport (DUB) to San Diego, and you'll probably touch down at San Diego Intl. Airport (SAN). This is the airline's main hub in this city.

    What kind of luggage can I take on an Aer Lingus flight from Dublin Airport (DUB) to San Diego Intl. Airport (SAN)?

    Aer Lingus allows you to bring 1 checked-in bag weighing up to 23 kg (50 lbs) with dimensions not exceeding 157 centimetres on standard economy flights from DUB to SAN. Additionally, you can bring 1 cabin bag with you in the cabin. This hand luggage must not exceed 53 centimetres x 38 centimetres x 23 centimetres and weigh no more than 10 kg (22 lbs). Baggage allowances can differ based on the cabin class and fare type, so check your booking or Aer Lingus's website to avoid any unexpected fees at the airport.

    Can I change or cancel my Aer Lingus flight from Dublin Airport (DUB) to San Diego Intl. Airport (SAN)?

    Changes are often free within 24 hours of making your booking, but your airline may charge a fee after that time. For further details about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without extra charges, tick the "No cancel fee" or "Changes included" filter when planning your trip.

    Travel information

    Origin airportDublin Airport
    Destination airportSan Diego Intl. Airport
    Distance5,197 miles away
    Airline nameAer Lingus
    Airline codeEI
    Return price£645

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