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Flights from Islip Airport to California

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Flight deals from Islip Airport to California

Looking for cheap tickets from Islip Airport to California, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.
San Francisco.£150 per passenger.Departing Tue, 13 May, returning Sat, 17 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Islip on Tue, 13 May, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departs from San Francisco International on Sat, 17 May, arriving in Islip.Price includes taxes and charges.From £150, select.
Los Angeles.£238 per passenger.Departing Tue, 19 Aug, returning Tue, 26 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Tue, 19 Aug, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Tue, 26 Aug, arriving in Islip.Price includes taxes and charges.From £238, select.
Ontario.£269 per passenger.Departing Tue, 19 Aug, returning Tue, 26 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Tue, 19 Aug, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 26 Aug, arriving in Islip.Price includes taxes and charges.From £269, select.
Sacramento.£326 per passenger.Departing Wed, 6 Aug, returning Tue, 12 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Wed, 6 Aug, arriving in Sacramento International.Inbound indirect flight with Southwest Airlines, departs from Sacramento International on Tue, 12 Aug, arriving in Islip.Price includes taxes and charges.From £326, select.
San Diego.£409 per passenger.Departing Thu, 15 May, returning Mon, 19 May.Return flight with Frontier Airlines and Alaska Airlines.Outbound indirect flight with Frontier Airlines, departs from Islip on Thu, 15 May, arriving in San Diego International.Inbound indirect flight with Alaska Airlines, departs from San Diego International on Mon, 19 May, arriving in Islip.Price includes taxes and charges.From £409, select.

Flying from Islip Airport to California

Arm yourself with these facts on the fly.
Cheapest flight found£150, San Francisco
Cheapest month to flyMay

Frequently asked questions

There are currently no direct flights from Islip Airport to California, but we've found some other routes to United States – check them out now.
We looked at all of the upcoming return flights from Islip Airport to California we could find over the next 12 months. It looks like £150 is the best price. This is good, compared to the average California ticket price of £313.
The cheapest month to fly from Islip Airport to Sacramento International Airport is currently August.
The cheapest month to fly from Islip Airport to Los Angeles International Airport is currently August.
The cheapest month to fly from Islip Airport to San Francisco International Airport is currently May.
And the cheapest month to fly from Islip Airport to San Diego International Airport is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Islip Airport to California on Tuesday, 13 May 2025.
If you're flying from Islip, the cheapest city in California to fly into is San Francisco. The cheapest airport serving San Francisco at the moment is San Francisco International.