$593+ Cheap flights from Northern Ireland to California
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Northern Ireland to California with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 December 22, 2024.
Round-trip from | $593 (easyJet worldwide) |
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Find flight deals from Northern Ireland to California
Best flights from Northern Ireland to CaliforniaDiscover carefully curated flight deals from Northern Ireland to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 22, 2024.
Discover carefully curated flight deals from Northern Ireland to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 22, 2024.
This easyJet worldwide deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet worldwide is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Voliamo deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Voliamo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This TravelUp deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Voliamo deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Voliamo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This easyJet worldwide deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure easyJet worldwide is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Voliamo deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Voliamo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Netflights deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KAYAK deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from Northern Ireland to California within your budget
Customize 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 2,558,603 searches. Data last updated December 22, 2024.
Fly from
Fly to
Route
Depart
Return
Price
BelfastLas Vegas
BFS - LAS
BFSLAS
Belfast Intl
Mon 1/13
8:55 pm-2:40 pm
1 stop25h 45m
Las Vegas Harry Reid Intl
Sun 1/19
4:45 pm-7:55 am
1 stop31h 10m
BelfastLas Vegas
BHD - LAS
BHDLAS
Belfast City
Mon 1/13
2:15 pm-2:40 pm
1 stop32h 25m
Las Vegas Harry Reid Intl
Sun 1/19
4:45 pm-8:30 pm
1 stop19h 45m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 1/18
6:30 am-11:50 am
1 stop13h 20m
San Francisco
Sat 1/25
1:45 pm-9:00 pm
1 stop23h 15m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 1/18
9:10 am-3:00 pm
1 stop13h 50m
San Francisco
Sat 1/25
3:49 pm-4:40 pm
2 stops16h 51m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 1/18
6:30 am-3:00 pm
1 stop16h 30m
San Francisco
Sat 1/25
10:40 am-4:40 pm
2 stops22h 00m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 1/18
6:30 am-9:34 pm
2 stops23h 04m
San Francisco
Sat 1/25
9:00 am-4:50 pm
2 stops23h 50m
BelfastSan Francisco
BHD - SFO
BHDSFO
Belfast City
Sat 1/18
6:30 am-11:50 am
1 stop13h 20m
San Francisco
Sat 1/25
7:00 am-4:50 pm
2 stops25h 50m
BelfastLas Vegas
BHD - LAS
BHDLAS
Belfast City
Mon 1/13
2:40 pm-6:50 pm
1 stop36h 10m
Las Vegas Harry Reid Intl
Sun 1/19
11:50 pm-10:30 am
2 stops26h 40m
BelfastLas Vegas
BHD - LAS
BHDLAS
Belfast City
Mon 1/13
6:30 am-12:28 am
2 stops25h 58m
Las Vegas Harry Reid Intl
Sun 1/19
7:05 am-4:50 pm
2 stops25h 45m
BelfastLos Angeles
BHD - LAX
BHDLAX
Belfast City
Sat 4/12
7:00 pm-5:45 pm
1 stop30h 45m
Los Angeles
Sat 4/26
10:58 pm-9:05 am
2 stops26h 07m
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 $246). Flying from Northern Ireland to California in March is currently the most expensive (average of $344). 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.
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 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.
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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
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 December 22, 2024.
Read reviews from past customers who have flown Aer Lingus, British Airways and Finnair from Northern Ireland to California. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception