Question 1

Why should I use momondo to find a flight deal to San Diego?

Accepted Answer

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Question 2

Can I find flights to San Diego with flexible booking policies on momondo?

Accepted Answer

Yes. momondo enables you to select and highlight flights to San Diego with this policy.

Question 3

How can momondo help me find flights to San Diego?

Accepted Answer

momondo helps you find the best flight to San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

Question 4

I’m not ready to book a flight to San Diego right now. Can momondo alert me if prices change?

Accepted Answer

Yes momondo offers price alerts on flights to San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

Question 5

When is the best time to plan a beach trip to San Diego?

Accepted Answer

Beaches like Mission Beach are most often visited during August, as the weather is usually above 70 degrees Fahrenheit (21°C) with a low chance of rain.

Question 6

Is there an alternative airport near San Diego?

Accepted Answer

Finding an alternative and possibly cheaper destination airport near San Diego is possible. If you are planning a flight to San Diego, consider booking flights to San Diego Carlsbad-Palomar Airport (47 km from San Diego city centre), Santa Ana J. Wayne/Orange Cnty Airport (126 km from San Diego city centre), Palm Springs Airport (138 km from San Diego city centre), Long Beach Municipal Airport (153 km from San Diego city centre) or Ontario Airport (155 km from San Diego city centre).

Question 7

Which airlines fly to San Diego?

Accepted Answer

British Airways is the airline most momondo users in Ireland opt for when booking flights to San Diego. Aer Lingus and American Airlines are also popular choices when flying to San Diego from Ireland. Most major airlines flying from Ireland to San Diego will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Question 8

American Airlines Flights to San Diego

Accepted Answer

The most popular airline for flights to San Diego on momondo is American Airlines, which operates 50 flights in this direction every week. Most depart out of Dallas/Fort Worth, with the best deal for American Airlines flights to San Diego being €625 (return, Dublin to San Diego, momondo searches within the last 72 hours). In 11,193 American Airlines reviews, it is rated 7.2 by momondo users.

Question 9

Aer Lingus Flights to San Diego

Accepted Answer

€661 is the best return Aer Lingus deal to San Diego found on momondo in the last few days. The deal departed from Dublin. Aer Lingus has 7 flights to San Diego most weeks, with prices varying by availability. 1,442 momondo users have reviewed Aer Lingus, scoring the airline a 7.2/10 on average.

Question 10

When did momondo last update prices for flights to San Diego Airport?

Accepted Answer

Prices for flights to San Diego Airport are refreshed on a daily basis.

Question 11

How many operators does momondo search for flights to San Diego Airport?

Accepted Answer

As of January 2026, there are 4 operators available to choose from for flights to San Diego Airport.

Question 12

How old do you have to be to fly to San Diego Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to San Diego Airport.

Question 13

What documentation or ID do you need to fly to San Diego Airport?

Accepted Answer

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Question 14

What is the cheapest month to fly to San Diego?

Accepted Answer

The cheapest month to fly to San Diego from Ireland is in May. Flight prices, which tend to average around €649, are often lower during this time because this is during the off-season. If you’re not able to fly to San Diego in May, then February is your next best option. Flight prices from Ireland to San Diego during February average around €660.

Question 15

How long does it take to fly to San Diego?

Accepted Answer

On average, it takes 19h 28m to fly from Ireland to San Diego if you fly out of Dublin (the most popular airport in Ireland) and into San Diego (the most popular airport in San Diego). If you’re flying out of Cork and into San Diego, then the flight time is around 18h 30m.

Best One-Way Price	€285
Best Round-Trip Price	€568
Fastest flight time	48h 36m
Popular in	January

€285 Cheap flights to San Diego

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Diego departing on 6/5. 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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What is the cheapest month to fly to San Diego?

How long does it take to fly to San Diego?

On average, it takes 19h 28m to fly from Ireland to San Diego if you fly out of Dublin (the most popular airport in Ireland) and into San Diego (the most popular airport in San Diego). If you’re flying out of Cork and into San Diego, then the flight time is around 18h 30m.

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Frequently asked questions about flying to San Diego

When is the best time to plan a beach trip to San Diego?

Is there an alternative airport near San Diego?

When did momondo last update prices for flights to San Diego Airport?

How many operators does momondo search for flights to San Diego Airport?

How old do you have to be to fly to San Diego Airport?

What documentation or ID do you need to fly to San Diego Airport?

Why use momondo?

Why should I use momondo to find a flight deal to San Diego?

Can I find flights to San Diego with flexible booking policies on momondo?

How can momondo help me find flights to San Diego?

I’m not ready to book a flight to San Diego right now. Can momondo alert me if prices change?

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