Cheap flights from New York to San Francisco from £128

The month of February is, on average, the cheapest month to fly to San Francisco from New York, with most prices found around £269. If you are unable to visit San Francisco during the month of February, then departing from New York during the month January is also very affordable. Most momondo users find prices during this month for around £273.

The cheapest day to depart on your flight to San Francisco is on a Wednesday when prices can be found for as low as £341. This is often the case because there is less demand to fly during this day of the week. Flights from New York to San Francisco on a Sunday will generally be more expensive and average around £411. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to San Francisco is in the morning. Flights from New York to San Francisco during this time can be as low as £336. Try not to purchase tickets at midday because they tend to be around £628. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from New York John F Kennedy Intl to San Francisco for the best New York - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £302 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from New York for as low as £243 on momondo.

There are 4 cabin classes available to choose from on New York to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 19% on your flight if you consider stops on a New York to San Francisco flight.

As of June 2026, prices for New York to San Francisco flights are approximately 8% cheaper when compared to flights at the same time last year.

Southwest, Alaska Airlines, and JetBlue are the most popular carriers operating from New York to San Francisco

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to San Francisco from New York according to our data. Alaska Airlines is the first choice among our users, with 41% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 3 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between New York and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 185 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

132 flights are operational daily from New York to San Francisco as of June 2026. The most popular departure time for this route is 07:00, with 48% of flights per day taking off at midday.

929 flights are operational weekly from New York to San Francisco as of June 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.