£257 Cheap flights to California

Los Angeles is about 57% more popular to visit than any other city in California, according to momondo users. When visiting Los Angeles, it is recommended to fly into Los Angeles Airport, where you can typically get the cheapest prices and the most convenient travel options into the city.

Union Square is closest to San Francisco Airport. Those looking for an alternative airport option near Union Square could try flying into San Jose, California Airport.

Many visitors who travel to California find themselves making a stop at popular landmarks such as Union Square, Fisherman's Wharf, and Venice Beach.

The temperatures in California range from 14 °C to 23 °C depending on the time of year. The warmest month in California is July, and the coldest month in California is January. Those looking for a drier month during their visit should travel during the months of July, August, or June, when rain is least likely compared to the rest of the year.

You can find flights to California from 20 airlines. If you’re unsure which to fly with, consider booking your flight with British Airways, Virgin Atlantic or Lufthansa as these are the most popular among our users. British Airways is the most favoured with 42% of momondo travellers booking flights with this airline.

The cheapest flight to California recently found on momondo was £292. If you’re unable to find a flight deal this cheap, keep in mind that anything less than £1,092 is considered a good price for flights to California. £1,631 is the average cost to fly to California, while £18,141 is the most expensive.

Flying to California on a Thursday or Friday is your best option since this is when flight prices tend to be at their lowest for the week. The most expensive day of the week to fly to California is on a Sunday.

When travelling to California, Los Angeles airport in Los Angeles offers the cheapest overall flights with an average airfare of £292, while the second most affordable option is San Francisco airport with an average airfare of £346 for San Francisco.

Prices for flights to California are updated daily.

As of November 2026, there are 34 operators available to choose from for flights to California.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to California.

The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.