Cheap flights from California to Ireland from $239
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Ireland departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from California to Ireland that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to Ireland.
Cheap last minute flights
Planning a quick getaway from California to Ireland? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Ireland, so you can enjoy a seamless trip without layovers.
Cheap bus & train deals from California to Ireland
Find recent round-trip train or bus tickets from California to Ireland.
All round-trip flight deals to Ireland
The cheapest plane tickets to Ireland found on KAYAK recently.
United Airlines flights from California to Ireland
Our best United Airlines deals on California to Ireland flight tickets
United Airlines![United Airlines]()
Mar 3![United Airlines]()
Mar 12
LAX4:54 pmLos Angeles
33h 11m
1 stop
DUB10:05 amDublin
DUB8:00 amDublin
33h 32m
1 stop
LAX10:32 amLos Angeles
United Airlines![United Airlines]()
Feb 4![United Airlines]()
Feb 12
LAX12:51 amLos Angeles
22h 09m
2 stops
DUB7:00 amDublin
DUB9:00 amDublin
38h 35m
2 stops
LAX3:35 pmLos Angeles
Iberia flights from California to Ireland
Our best Iberia deals on California to Ireland flight tickets
Iberia![Iberia]()
Apr 1![Iberia]()
Apr 9
SFO8:01 amSan Francisco
17h 44m
1 stop
DUB9:45 amDublin
DUB12:40 pmDublin
19h 45m
1 stop
SFO12:25 amSan Francisco
Iberia![Iberia]()
Jan 14![Iberia]()
Jan 21
LAS11:15 amLas Vegas Harry Reid Intl
13h 25m
1 stop
DUB8:40 amDublin
DUB2:05 pmDublin
17h 43m
1 stop
LAS11:48 pmLas Vegas Harry Reid Intl
See travel insights to Ireland from
How to get the cheapest flight ticket from California to Ireland
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
Prices
Airlines
Other information
What is the cheapest month to fly to Ireland?
In general, February is the cheapest month to fly from California to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $538. If you aren’t able to travel to Ireland during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $555.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Monday when prices can be found for as low as $734. This is often the case because there is less demand to fly during this day of the week. Flights from California to Ireland on a Saturday will generally be more expensive and average around $836. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Ireland?
According to our data, the cheapest time of day to fly to Ireland is in the afternoon. momondo users have found flights departing from California to Ireland in the afternoon for as low as $666. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around $849.
What is the cheapest California to Ireland flight route?
Fly from San Francisco to Dublin for the best California - Ireland flight prices
How far in advance should I book a flight to Ireland?
We recommend purchasing flights from California to Ireland 57 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Ireland for $734. Keep in mind that you might be able to find cheaper flights to Ireland at any time. In fact, our users found flights for as low as $672 in the past 72 hours.
What cabin class options are available on California to Ireland flights?
There are 4 cabin classes available to choose from on California to Ireland 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 California to Ireland?
Vueling, WestJet, and Air Transat are the most popular carriers operating from California to Ireland
What airlines fly to Ireland?
Aer Lingus, American Airlines and British Airways are the top three most popular airlines that fly to Ireland from California according to our data. Aer Lingus is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 17 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.
How many flights depart from California to Ireland on average per day?
5 flights are operational daily from California to Ireland as of January 2025. The most popular departure time for this route is 5:00PM, with 53% of flights per day taking off in the afternoon.
How many flights depart from California to Ireland on average per week?
As of January 2025, there are 35 flights per week flying from California to Ireland. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
Cheap California to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to Ireland
When did momondo last update prices for flights from California to Ireland?
Prices for flights from California to Ireland are updated daily.
How many operators does momondo search for flights from California to Ireland?
As of January 2025, there are 17 operators available to choose from for flights from California to Ireland.
How old do you have to be to fly from California to Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from California to Ireland?
Based on momondo bookings for flights between California and Ireland, the leading plane model is Airbus A330, making up 22.27% of the total bookings. Other popular models include Boeing 777-300ER with 14.20%, Airbus A330-300 with 13.73%, and Airbus A330-200 with 8.59%.
Best airlines flying from California to Ireland
Compare and see reviews for airlines that fly from California to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $303 | Free Cancellation | Rating 7.3 1,299 reviews | |||
| PriceFrom $325 | Free Cancellation | Rating 7.6 1,281 reviews | |||
| PriceFrom $428 | Free Cancellation | Rating 6.7 7,077 reviews | |||
| PriceFrom $431 | Free Cancellation | Rating 7.1 1,067 reviews | |||
| PriceFrom $482 | Free Cancellation | Rating 7.5 1,590 reviews | |||
| PriceFrom $483 | Free Cancellation | Rating 7.1 1,860 reviews | |||
| PriceFrom $484 | Free Cancellation | Rating 7.0 2,634 reviews | |||
| PriceFrom $488 | Free Cancellation | Rating 7.4 8,934 reviews | |||
| PriceFrom $498 | Free Cancellation | Rating 8.0 8,503 reviews | |||
| PriceFrom $511 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from California to Ireland?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Ireland. momondo saves you time and could save you money on your trip.
Can I find flights from California to Ireland with flexible booking policies on momondo?
Flights from California to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from California to Ireland?
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 California to Ireland.
I’m not ready to book a flight from California to Ireland right now. Can momondo alert me if prices change?
Price alerts on flights to Ireland from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.
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