Cheap flights from San Francisco to Kahului from $139

The cheapest month to fly to Kahului from San Francisco is in January. Flight prices, which tend to average around $357, are often lower during this time because this is during the off-season. If you aren’t able to travel to Kahului during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $416.

Our data shows that Tuesday is the least expensive day to fly to Kahului. Tickets to fly out on this day can be as low as $450. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Kahului for around $597.

Our data shows that the cheapest San Francisco to Kahului flights are usually those with departure times in the morning. Our users have found flights to Kahului in the morning for as low as $508. Flights at noon are often more expensive with an average ticket price of $583.

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

You are more likely to see cheaper flights to Kahului from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Kahului for around $493 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kahului from San Francisco for as low as $447 on momondo.

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

No. A direct flight is the cheapest option for a flight between San Francisco to Kahului.

As of February 2026, prices for San Francisco to Kahului flights are approximately 20% more expensive when compared to flights at the same time last year.

Alaska Airlines, Southwest, and Delta are the most popular carriers operating from San Francisco to Kahului

United Airlines, Hawaiian Airlines and Alaska Airlines are the top three most popular airlines that fly to Kahului from San Francisco according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Kahului. Keep in mind that there are 6 different airlines that fly to Kahului on a routine basis, so you have a few additional options to choose from.

Historically, on average around 8% of flights between San Francisco and Kahului have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

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

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

San Diego (SAN) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Flights via Portland (PDX) offer the lowest average round-trip price of $546.

Flights connecting via Portland (PDX) have the shortest average one-way travel time: 9h 21m.

Las Vegas (LAS) has the shortest average layover time for this route: 1h 15m.

The number of flights available between San Francisco and Kahului is 10 per day as of February 2026. The most frequent departure time is 4:00PM, with 63% of daily flights leaving at noon.

As of February 2026, there are 71 flights per week flying from San Francisco to Kahului. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.