Cheap flights from Newark Airport to San Francisco from $155

If you aren’t able to travel during the month of January, then book flights to San Francisco from Newark Airport during April instead. Flights to San Francisco in April, while not as cheap as those in January, still average around $535.

According to our data, Wednesday is the cheapest day to fly to San Francisco from Newark Airport. The lowest ticket price found for a Wednesday departure recently was $505. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Newark Airport to San Francisco for around $2,218.

According to our data, the cheapest time of day to fly to San Francisco is in the morning. momondo users have found flights departing from Newark Airport to San Francisco in the morning for as low as $412. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,196 on average. Flights to San Francisco from Newark Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $580 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 $497 on momondo.

There is only 1 cabin class available to choose from on Newark to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 22% 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 219 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 21% of their flights experiencing any sort of delay.

The number of flights available between Newark Airport and San Francisco is 42 per day as of February 2026. The most frequent departure time is 06:00, with 43% of daily flights leaving at midday.

The number of flights available between Newark Airport and San Francisco is 298 per week as of February 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.