Cheap flights from Northern Ireland to California from £285
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Northern Ireland to California
Discover tips and strategies to find the most affordable flight options for your journey from Northern Ireland (GBNIR) to California (USCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.
Find flight deals from Northern Ireland to California
Cheapest flights from Northern Ireland to CaliforniaExplore the most affordable flight options available from Northern Ireland to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.
Explore the most affordable flight options available from Northern Ireland to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.
Find flights from Northern Ireland to California within your budget
Customise your flight search to find flights from Northern Ireland to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.
Fly from
Fly to
Route
Depart
Return
Price
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Fri 14/2
11:30-23:39
2 stops20h 09m
San Francisco
Sun 23/3
18:30-18:40
1 stop17h 10m
BelfastSanta Ana
BHD - SNA
BHDSNA
Belfast City
Fri 21/2
08:40-20:13
2 stops19h 33m
Santa Ana J. Wayne/Orange Cnty
Fri 28/2
10:29-10:30
2 stops16h 01m
BelfastLos Angeles
BHD - LAX
BHDLAX
Belfast City
Fri 7/3
11:30-18:25
1 stop14h 55m
Los Angeles
Fri 14/3
21:55-19:15
1 stop14h 20m
BelfastLos Angeles
BHD - LAX
BHDLAX
Belfast City
Mon 3/3
06:35-18:25
1 stop19h 50m
Los Angeles
Mon 10/3
14:00-16:15
2 stops19h 15m
BelfastLos Angeles
BHD - LAX
BHDLAX
Belfast City
Mon 3/3
06:30-19:55
2 stops21h 25m
Los Angeles
Mon 10/3
11:51-16:50
2 stops21h 59m
BelfastLos Angeles
BFS - LAX
BFSLAX
Belfast Intl
Mon 3/3
14:15-16:30
2 stops34h 15m
Los Angeles
Mon 10/3
20:10-21:05
2 stops17h 55m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Thu 13/2
06:30-11:50
1 stop13h 20m
San Francisco
Mon 24/3
14:50-16:50
1 stop19h 00m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Tue 11/2
11:30-15:00
1 stop35h 30m
San Francisco
Tue 25/3
21:40-18:40
1 stop14h 00m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 15/2
17:20-11:50
1 stop26h 30m
San Francisco
Sun 23/3
14:50-21:00
1 stop23h 10m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sun 16/2
06:30-11:50
1 stop13h 20m
San Francisco
Mon 24/3
14:50-21:00
1 stop23h 10m
Best time to book a flight from Northern Ireland to California
Have a flexible travel schedule? Discover the best time to fly to California from Northern Ireland with our price prediction graph.
Travel insights for flights from Northern Ireland to California
Get recent, data-driven insights about flights from Northern Ireland to California including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Northern Ireland to California?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to California (average of £575). Flying from Northern Ireland to California in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from NIR to CA?
Find hourly flight availability from Northern Ireland to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to California as you normally would.
Rainfall in California by month
Plan your trip to California by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.
Temperature in California by month
Plan your trip to California by taking into account the average temperature totals by month.
If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).
Reviews of airlines servicing California
Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 21 January 2025.
Get a feel of what it's like to fly with Delta, British Airways and KLM from Northern Ireland to California by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Crew
Entertainment
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Northern Ireland to California
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Northern Ireland to California
Discover the top airline that operate flights from Northern Ireland to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Northern Ireland to California?
Cheapflights makes it easy to find Northern Ireland to California flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to California?
Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to California by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Northern Ireland to California with no change fees?
Need flexible booking options for your flight to California from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Northern Ireland to California become cheaper?
Yes! Start tracking prices for Northern Ireland to California flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.