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.
Flights from Northern Ireland to California lean towards being more expensive in January. Prices are generally better when you fly from Northern Ireland to California in March, with the cheapest ticket starting at £468.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 27 days in advance, which can save you up to 47% on flights from Northern Ireland to California compared to booking the week you need them. Waiting 27 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £725. For sooner than that we have options available in the next 3 days from £914.
British Airways, Air France, and Virgin Atlantic are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from Northern Ireland to California for under £700. The cheapest flight booked recently is on British Airways for just £614, but on average you can expect to pay £1,453.
There are currently 2+ open flights from Northern Ireland to California within the next 7 days for less than £2,000.
£551 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on KLM and Air France, with prices starting from £552 and £553, respectively.
Information is based on travel restrictions from Northern Ireland to California
Most visitors from Northern Ireland need to provide a negative COVID-19 test result and/or quarantine to enter California.
COVID-19 testing requirements
Visitors from Northern Ireland are not required to present a negative COVID-19 PCR test or antigen result upon entering California.
Quarantine requirements
Visitors from Northern Ireland are not required to quarantine after entering California.
Returning to Northern Ireland from California
COVID-19 testing requirements
Visitors from California are not required to present a negative COVID-19 PCR test or antigen result upon entering Northern Ireland.
Quarantine requirements
Visitors from California are not required to quarantine after entering Northern Ireland.
Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
---|---|---|---|---|---|---|
![]() |
£390 | £587 | No cancel fee | 77% |
Search Air France flights
|
|
![]() |
£474 | £660 | No cancel fee | 70% |
Search British Airways flights
|
|
![]() |
£477 | £630 | No cancel fee | 72% |
Search Virgin Atlantic flights
|
|
![]() |
£488 | £607 | No cancel fee | N/A |
We couldn't confirm the COVID-19 safety measures taken by Malta MedAir. Please check directly on their website for additional information. |
Search Malta MedAir flights
|
![]() |
£493 | £629 | No cancel fee | 77% |
Search Iberia flights
|