Cheap flights from California to Belfast from $403
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 Belfast departing on 6/15. 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 California to Belfast
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 day to depart on your flight to Belfast?
The cheapest day to depart from California to Belfast is on a Friday when prices can be found for as low as $691. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from California to Belfast for around $1,143.
What is the cheapest time of day to depart on your flight to Belfast?
Our data shows that the cheapest California to Belfast flights are usually those with departure times at noon. Our users have found flights to Belfast at noon for as low as $681. Try not to purchase tickets in the afternoon because they tend to be around $838. Of course, these prices can vary depending on the time of year and what airport you fly to.
Cheap California to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to Belfast
When did momondo last update prices for flights from California to Belfast?
Prices for flights from California to Belfast are updated daily.
How many operators does momondo search for flights from California to Belfast?
The number of operators available for flights from California to Belfast is 2 as of May 2025.
How old do you have to be to fly from California to Belfast?
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 Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents you'll need for your trip to Belfast 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 Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from California to Belfast
Compare and see reviews for airlines that fly from California to Belfast with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $493 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $588 | Free Cancellation | Rating 6.6 6,842 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from California to Belfast?
It is quick and easy to find California to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.
Can I find flights from California to Belfast with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Belfast from California with this policy.
How can momondo help me find flights from California to Belfast?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from California.
I’m not ready to book a flight from California to Belfast right now. Can momondo alert me if prices change?
If you are not ready to book a flight from California to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.