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$194 Cheap Flights from Seattle (SEA) to Hilo (ITO)

View $194 flight on Tue, Nov 17, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Hilo Intl. Airport (ITO)

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Cheap Flights from Seattle to Hilo (SEA-ITO)

Prices were available within the past 7 days and start at $194 for one-way flights and $382 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Nov 3 - Mon, Nov 9
SEA
Seattle
ITO
Hawaii Island
$382 Roundtrip, found 11 hours ago
$382
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Tue, Nov 3 from Seattle to Hawaii Island, returning Mon, Nov 9, priced at $382 found 11 hours ago
Southwest Airlines
Tue, Nov 17 - Tue, Nov 24
SEA
Seattle
ITO
Hawaii Island
$387 Roundtrip, found 2 hours ago
$387
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Tue, Nov 17 from Seattle to Hawaii Island, returning Tue, Nov 24, priced at $387 found 2 hours ago
Southwest Airlines
Tue, Nov 17 - Sat, Nov 21
SEA
Seattle
ITO
Hawaii Island
$417 Roundtrip, found 2 days ago
$417
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Nov 17 from Seattle to Hawaii Island, returning Sat, Nov 21, priced at $417 found 2 days ago
Southwest Airlines
Tue, Feb 9 - Tue, Feb 16
SEA
Seattle
ITO
Hawaii Island
$420 Roundtrip, found 11 hours ago
$420
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Tue, Feb 9 from Seattle to Hawaii Island, returning Tue, Feb 16, priced at $420 found 11 hours ago
Southwest Airlines
Tue, Nov 17 - Tue, Nov 24
SEA
Seattle
ITO
Hawaii Island
$422 Roundtrip, found 2 hours ago
$422
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Tue, Nov 17 from Seattle to Hawaii Island, returning Tue, Nov 24, priced at $422 found 2 hours ago
Southwest Airlines
Tue, Nov 3 - Mon, Nov 9
SEA
Seattle
ITO
Hawaii Island
$432 Roundtrip, found 11 hours ago
$432
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Tue, Nov 3 from Seattle to Hawaii Island, returning Mon, Nov 9, priced at $432 found 11 hours ago
Southwest Airlines
Mon, Oct 19 - Thu, Oct 29
SEA
Seattle
ITO
Hawaii Island
$432 Roundtrip, found 2 days ago
$432
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Oct 19 from Seattle to Hawaii Island, returning Thu, Oct 29, priced at $432 found 2 days ago
Alaska Airlines
Thu, Sep 24 - Wed, Oct 14
SEA
Seattle
ITO
Hawaii Island
$447 Roundtrip, just found
$447
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Sep 24 from Seattle to Hawaii Island, returning Wed, Oct 14, priced at $447 just found
American Airlines
Thu, Oct 29 - Thu, Nov 5
SEA
Seattle
ITO
Hawaii Island
$487 Roundtrip, found 1 day ago
$487
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 29 from Seattle to Hawaii Island, returning Thu, Nov 5, priced at $487 found 1 day ago
United
Wed, Oct 14 - Thu, Oct 15
SEA
Seattle
ITO
Hawaii Island
$732 Roundtrip, found 3 days ago
$732
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 14 from Seattle to Hawaii Island, returning Thu, Oct 15, priced at $732 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Hawaii Island (ITO)

September is typically the cheapest month to fly

From $392 - $517 per traveler.

What you need to know for your flight from Seattle - Tacoma Intl. to Hilo Intl.

Seattle (SEA) to Hilo (ITO) at a glance

Explore a range of options for Seattle to Hilo flights, connecting Seattle-Tacoma International Airport (SEA) to Hilo International Airport (ITO) on this domestic long-haul route. Choose between full-service airlines and budget-friendly carriers to find the itinerary that aligns with your budget, schedule, and travel plans as you discover Hilo's renowned attractions and neighborhoods. Uncover the essential details for your journey from Seattle to Hilo, ensuring a memorable experience in this beautiful destination.

  • Fastest flight duration: around 7h 15m in-flight, plus roughly 1h 45m layover with one stop
  • Route distance: roughly 2,600 miles (4,180 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $150–$610, depending on seasonality and how far ahead you book

Flights from Seattle - Tacoma International Airport (SEA) to Hilo International Airport (ITO)

According to the latest traveler bookings, the top airlines flying from Seattle to Hilo are often selected for their one-stop and multi-stop options, featuring popular layovers at Daniel K. Inouye International Airport (HNL) with a layover of about 1 hour and 45 minutes, and Kahului Airport (OGG) with approximately 2 hours. These choices allow you to balance price, total travel time, and cabin class to create the best travel itinerary for your needs.

  • Alaska Airlines: This full-service airline provides both one-stop and multi-stop options, with one-way fares generally priced between $160 and $550. It represents about 47% of the flights on this route, featuring an in-flight duration of 7 hours and 15 minutes, leading to a total travel time of approximately 8 hours and 45 minutes.
  • Hawaiian Airlines: Offering one-stop services, this full-service carrier typically has one-way fares ranging from $155 to $640. It accounts for about 43% of departures on this route, with a flight time of 7 hours and 15 minutes, resulting in a total journey time of roughly 8 hours and 45 minutes, including layovers.
  • Southwest Airlines: A budget-friendly option, this low-cost carrier provides multi-stop services with one-way fares usually between $150 and $720. It makes up around 8% of departures on this route, with an in-flight duration of 8 hours and 45 minutes and a total travel time of about 12 hours and 15 minutes when factoring in layovers.
  • Delta: As a full-service airline, Delta offers one-stop flights with one-way fares typically ranging from $390 to $840. It constitutes approximately 2% of the departures for this route, featuring an in-flight time of 7 hours and 15 minutes and a total journey time of about 8 hours and 45 minutes, including layovers.

Best time to fly from Seattle (SEA) to Hilo (ITO)

The most popular months for travelers flying from Seattle to Hilo are January, February, and March, when peak temperatures in Hilo reach up to 68.9°F in January. If you prefer quieter travel, consider August, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 72.5°F. For better deals, January usually offers the lowest average one-way fare around $289. Flight availability peaks in October, with approximately 12 flights per week, making it easier to find convenient departure times. April and December have the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: January usually offers good deals with average one-way fare around $289, roughly 21% cheaper than the yearly average.
  • Another budget-friendly time to fly: October typically offers an average one-way fare of around $295.
  • Most flight options: October has the highest number of flights from Seattle to Hilo, with approximately 12 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January68.9°F (20.5°C)High10$289
February68.2°F (20.1°C)High9$378
March68.0°F (20.0°C)High9$405
April68.2°F (20.1°C)Average7$366
May69.4°F (20.8°C)Average8$361
June70.7°F (21.5°C)Low9$493
July72.1°F (22.3°C)Average8$395
August72.5°F (22.5°C)Low8$354
September73.4°F (23.0°C)Average9$330
October73.4°F (23.0°C)Average12$295
November71.2°F (21.8°C)Low9$410
December69.4°F (20.8°C)Average7$350

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Seattle (SEA) to Hilo (ITO)

  • Seattle to Kailua-Kona (SEA-KOA): Located approximately 65 miles from Hilo International Airport (ITO), Kona International Airport (KOA) serves as a key gateway to the Big Island. One-way economy ticket prices usually fall between $130 and $565, influenced by the time of year and how far in advance you book. Travelers can choose from both non-stop and one-stop flight options. Leading airlines on this route include Alaska Airlines and Delta, with business and first-class services also available.

How to find the best prices for flights from Seattle (SEA) to Hilo (ITO)

Getting some of the best deals on flights from Seattle to Hilo is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Afternoon departures from 12 PM to 6 PM often provide lower prices, although morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Thursday typically results in cheaper fares, while Monday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Hilo hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Hilo International Airport from Seattle - Tacoma International Airport

Hilo welcomes travelers from Seattle with a range of transport options based on price, convenience, and proximity. For departures, Seattle - Tacoma International Airport is roughly a 20-minute drive (covering about 14 miles) from central Seattle. Here's how to reach Hilo efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Hilo, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Hilo International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Hilo International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Hilo International Airport, Hilo Seaport, a seaport, is located about 4.2 miles away by car.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) cost?
You can find cheap one-way flights from $194 and cheap return flights from $382 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) with Expedia. One-way flights generally range between $242 and $1466, and roundtrip flights usually range from $432 to $2404. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
The cheapest month to fly from SEA to ITO is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
Enter SEA to ITO and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
Southwest Airlines is one of the cheapest airlines offering connecting flights from Seattle (SEA) to Hilo (ITO) with a layover in Oakland (OAK), starting from around $258. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
The earliest flight from Seattle, WA (SEA) to Hilo, HI (ITO) typically departs at around 12:30 AM, operated by American Airlines and Hawaiian Airlines. This is a seasonal service active in December, and an early departure can help you make the most of your time in Hawaii. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
The most popular departure times for flights from Seattle (SEA) to Hilo (ITO) are in the early morning, from 6am to 9am. About 36% of passengers prefer this time window. Hawaiian Airlines, Alaska Airlines, and Delta offer flights during this period. This timing is ideal for those wanting to start their Hawaiian adventure early in the day.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
A flight from SEA to ITO with a layover takes around 9 hours 30 minutes, with the route covering approximately 2,651 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
First class is available on flights from SEA to ITO. First class cabins are available on:

  • Hawaiian Airlines
  • Delta Air Lines
  • United Airlines
  • American Airlines

How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Hilo from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Hilo from Seattle - Tacoma Intl. (SEA), you can fly into Hilo Intl. (ITO) Some flights may connect through major hubs like San Francisco Intl. (SFO), Oakland Intl. (OAK), Los Angeles Intl. (LAX) before reaching Hilo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Hilo, HI (ITO-Hilo Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Hilo Intl.
Airlines serving
Alaska Airlines, American Airlines, Southwest Airlines, United
Roundtrip price
$381
Distance
2650 mi

Book with confidence

Seattle to Hilo Flights

The cheapest times to fly from Seattle to Hilo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Hilo are during the month of November. You can find some of the cheapest flights from Seattle to Hilo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Hilo

Sunday is one of the best days to book for cheap flights from Seattle to Hilo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Hilo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Hilo in 2026. You can also book with separate airlines for your outbound and return journeys, from $194 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Hilo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Hilo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Hilo Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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