Cheap flights from Newark Airport to San Francisco from €140

The cheapest month to fly to San Francisco from Newark Airport is in January. Flight prices, which tend to average around €279, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to San Francisco from Newark Airport during September instead. Flights to San Francisco in September, while not as cheap as those in January, still average around €334.

Fly from Newark to San Francisco for the best Newark - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around €361 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 Newark Airport for as low as €270 on momondo.

Historically, on average around 23% of flights between Newark and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 221 minutes.

Generally, flights departing at night 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, United Airlines have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

The number of flights available between Newark Airport and San Francisco is 45 per day as of May 2026. The most frequent departure time is 18:00, with 40% of daily flights leaving at midday.

As of May 2026, 317 flights take off from Newark Airport and land in San Francisco each week. The most common flight departure day for this route is Sun, with 16% of weekly flights taking off on this day.