Cheap flights from San Francisco to Islip from £273

Travelers frequently search for route combinations, such as San Francisco and London, Dublin, Manchester, New Delhi, Las Vegas, Glasgow, Athens, Los Angeles, Atlanta, Sydney, Paris, Chicago, Hyderabad, Tahiti, New York, Washington, D.C., Toronto, Denver, Bengaluru, Minneapolis.

Travelers frequently search for route combinations, such as Islip and New York, Fort Lauderdale, Raleigh, West Palm Beach, Atlanta, San José, Tampa, Orlando, Las Vegas, Denver, Chicago, Miami, Los Angeles, Mexico City, Bogotá, Dallas, Phoenix, Philadelphia, Cancún, Houston.

The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Sacramento International, Oakland International, San Jose International, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Monterey Regional, Merced Regional.

The main airport in Islip is Long Island MacArthur. It is also served by John F. Kennedy International, Newark Liberty International, Philadelphia International, LaGuardia, Bradley International, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Albany International, Atlantic City International.

Currently, you can fly between San Francisco and Islip with Frontier Airlines, Spirit Airlines, Alaska Airlines, BREEZE, JetBlue Airways.

If you don’t have specific dates for your trip between San Francisco and Islip, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between San Francisco and Islip, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around San Francisco. The main one is San Francisco International and other nearby airports include San Francisco International, Sacramento International, Oakland International, San Jose International, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Monterey Regional, Merced Regional

There are a number of airports in and around Islip. The main one is Long Island MacArthur and other nearby airports include John F. Kennedy International, Newark Liberty International, Philadelphia International, LaGuardia, Bradley International, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Albany International, Atlantic City International.