Cheap flights from Las Vegas to San Francisco from £45

The month of October is, on average, the cheapest month to fly to San Francisco from Las Vegas, with most prices found around £103. If you are unable to visit San Francisco during the month of October, then departing from Las Vegas during the month January is also very affordable. Most momondo users find prices during this month for around £109.

The cheapest day to depart on your flight to San Francisco is on a Tuesday when prices can be found for as low as £63. This is often the case because there is less demand to fly during this day of the week. Flights from Las Vegas to San Francisco on a Sunday will generally be more expensive and average around £341. 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 Las Vegas to San Francisco during this time can be as low as £116. Try not to purchase tickets in the afternoon because they tend to be around £119. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Las Vegas Harry Reid Intl to San Francisco for the best Las Vegas Harry Reid Intl - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £136 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 Las Vegas for as low as £94 on momondo.

There is only 1 cabin class available to choose from on Las Vegas 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 31% of flights between Las Vegas and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 122 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.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday 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 27% of their flights experiencing any sort of delay.

As of October 2026, there are 62 flights per day flying from Las Vegas to San Francisco. The most common time of day flights depart is 11:00, with 46% of flights taking off in the afternoon.

The number of flights available between Las Vegas and San Francisco is 436 per week as of October 2026. The most frequent departure day is Sun, with 19% of weekly flights leaving on this day.