Cheap flights from Dublin to San Diego from €307
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to San Diego departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Dublin to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
The cheapest month to fly to San Diego from Dublin is in November. Flight prices, which tend to average around €620, are often lower during this time because this is during the off-season. If you’re not able to fly to San Diego in November, then February is your next best option. Flight prices from Dublin to San Diego during February average around €622.
What is the cheapest day to depart on your flight to San Diego?
The cheapest day to depart from Dublin to San Diego is on a Monday when prices can be found for as low as €640. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Sunday is €947.
What is the cheapest time of day to depart on your flight to San Diego?
According to our data, the cheapest time of day to fly to San Diego is in the morning. momondo users have found flights departing from Dublin to San Diego in the morning for as low as €690. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to San Diego, so prices are often more expensive at around €704 per ticket.
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around €699 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Dublin for as low as €638 on momondo.
What is the cheapest airline that flies from Dublin to San Diego?
WestJet, Icelandair, and Aer Lingus are the most popular carriers operating from Dublin to San Diego
Which airlines fly to San Diego?
British Airways, United Airlines and KLM are the top three most popular airlines that fly to San Diego from Dublin according to our data. British Airways is the first choice among our users, with 48% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 4 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.
When to book flights from Dublin to San Diego
Cheap Dublin to San Diego (DUB to SAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dublin to San Diego
How far is Dublin to San Diego by plane?
The straight-line distance from Dublin to San Diego is 8362.7 km. Typically, this will take 14h 05m by plane in normal conditions.
When did momondo last update prices for flights from Dublin Airport to San Diego Airport?
Prices for flights from Dublin Airport to San Diego Airport were last updated today.
How many operators does momondo search for flights from Dublin Airport to San Diego Airport?
As of July 2025, there are 4 operators available to choose from for flights from Dublin Airport to San Diego Airport.
How old do you have to be to fly from Dublin Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Dublin to San Diego?
Based on momondo bookings for flights between Dublin and San Diego, the leading airline is British Airways, making up 48% of the total bookings. Other popular airlines include United Airlines with 22%, KLM with 18%, and JetBlue with 12%.
Best airlines flying from Dublin to San Diego
Compare and see reviews for airlines that fly from Dublin to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €552 | Free Cancellation | Rating 6.6 7,086 reviews | |||
| PriceFrom €569 | Free Cancellation | Rating 7.8 1,366 reviews | |||
| PriceFrom €663 | Free Cancellation | Rating 7.3 2,919 reviews | |||
| PriceFrom €673 | Free Cancellation | Rating 7.4 8,858 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Dublin to San Diego?
Finding the right flight to San Diego from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.
Can I find flights from Dublin to San Diego with flexible booking policies on momondo?
All flight searches from Dublin to San Diego on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Dublin to San Diego?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to San Diego.
I’m not ready to book a flight from Dublin to San Diego right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Dublin to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.