Cheap flights from Seattle to Honolulu from $188

The month of January is, on average, the cheapest month to fly to Honolulu from Seattle, with most prices found around $369. If you’re not able to fly to Honolulu in January, then March is your next best option. Flight prices from Seattle to Honolulu during March average around $401.

Our data shows that Tuesday is the least expensive day to fly to Honolulu. Tickets to fly out on this day can be as low as $507. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Honolulu on Saturday is $663.

According to our data, the cheapest time of day to fly to Honolulu is in the evening. momondo users have found flights departing from Seattle to Honolulu in the evening for as low as $486. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Honolulu, so prices are often more expensive at around $622 per ticket.

Fly from Seattle/Tacoma Intl to Honolulu for the best Seattle/Tacoma Intl - Honolulu flight prices

You are more likely to see cheaper flights to Honolulu from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Honolulu for around $536 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Honolulu from Seattle for as low as $393 on momondo.

There are 4 cabin classes available to choose from on Seattle to Honolulu 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 23% on your flight if you consider stops on a Seattle to Honolulu flight.

As of October 2026, prices for Seattle to Honolulu flights are approximately 11% more expensive when compared to flights at the same time last year.

United Airlines and Southwest are the most popular carriers operating from Seattle/Tacoma Intl to Honolulu

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Honolulu from Seattle according to our data. Alaska Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Honolulu. Keep in mind that there are 5 different airlines that fly to Honolulu on a routine basis, so you have a few additional options to choose from.

Historically, on average around 25% of flights between Seattle and Honolulu have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

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

Wednesday 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, Delta have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

San Francisco (SFO) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via San Francisco (SFO) offer the lowest average round-trip price of $486.

Flights connecting via Oakland (OAK) have the shortest average one-way travel time: 9h 48m.

San Francisco (SFO) has the shortest average layover time for this route: 1h 26m.

The number of flights available between Seattle and Honolulu is 23 per day as of October 2026. The most frequent departure time is 8:00PM, with 43% of daily flights leaving in the evening.

162 flights are operational weekly from Seattle to Honolulu as of October 2026. The most popular departure day for this route is Sun, with 20% of flights per week taking off on this day.