Cheap flights from Ireland to California from $306
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to California departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ireland to California
Recent round-trip flight deals from Ireland to California
Recent one-way flight deals from Ireland to California
Recent last minute flight deals from Ireland to California
Recent direct flight deals from Ireland to California
Air Canada flights from Ireland to California
Our best Air Canada deals on Ireland to California flight tickets
Aer Lingus flights from Ireland to California
Our best Aer Lingus deals on Ireland to California flight tickets
See travel insights to California from
How to get the cheapest flight ticket from Ireland to California
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 California?
The month of November is another great option to travel to California, with average flight prices from Ireland averaging around $573.
What is the cheapest day to depart on your flight to California?
The cheapest day to depart from Ireland to California is on a Wednesday. Travelers who choose to depart for California on a Wednesday will often find tickets for as low as $631. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to California on Saturday is $896.
What is the cheapest time of day to depart on your flight to California?
The cheapest time of day to fly to California is in the morning when flights can be purchased for as low as $653. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $733 on average. Flights to California from Ireland at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Ireland to California flight route?
Fly from Dublin to Los Angeles for the best Ireland - California flight prices
How far in advance should I book a flight to California?
You are more likely to see cheaper flights to California from Ireland when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to California for around $685 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Ireland for as low as $616 on momondo.
What cabin class options are available on Ireland to California flights?
There are 4 cabin classes available to choose from on Ireland to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Ireland to California?
Iberia, WestJet, and Vueling are the most popular carriers operating from Ireland to California
What airlines fly to California?
Aer Lingus, American Airlines and British Airways are the top three most popular airlines that fly to California from Ireland according to our data. Aer Lingus is the first choice among our users, with 61% of people opting to fly with this airline when traveling to California. Keep in mind that there are 5 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.
How many flights depart from Ireland to California on average per day?
The number of flights available between Ireland and California is 5 per day as of June 2025. The most frequent departure time is 3:00PM, with 100% of daily flights leaving in the afternoon.
How many flights depart from Ireland to California on average per week?
As of June 2025, 39 flights take off from Ireland and land in California each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
Cheap Ireland to California flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to California
Best Price Found | $306 |
|---|---|
Fastest flight time | 10h 35m |
Direct flights | Tue, Wed, Thu, Fri, Sat and Sun |
Airports in California | 7 airports |
When did momondo last update prices for flights from Ireland to California?
Prices for flights from Ireland to California were last updated today.
How many operators does momondo search for flights from Ireland to California?
There are 7 operators available for flights from Ireland to California as of June 2025.
How old do you have to be to fly from Ireland to California?
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 layovers 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 Ireland to California.
What documentation or ID do you need to fly to California?
The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to California is Airbus A330-300 (52.28% of total bookings). The next most popular plane models are Airbus A330 (34.18%), Airbus A330-200 (6.44%), and Airbus A318/A319/A320/A321 (1.66%).
Best airlines flying from Ireland to California
Compare and see reviews for airlines that fly from Ireland to California with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $452 | Free Cancellation | Rating 7.1 1,117 reviews | |||
| PriceFrom $456 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $472 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $544 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $593 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ireland to California?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to California. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ireland to California with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ireland to California flights to just show those with flexible booking policies.
How can momondo help me find flights from Ireland to California?
Once you have performed a search for Ireland to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ireland to California right now. Can momondo alert me if prices change?
If you are simply researching potential flights to California, momondo offers a useful price alert feature which will track prices for flights to California from Ireland and alert you when they change.