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Hilo

$287+ Cheap flights from Seattle to Hilo (SEA - ITO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITO
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hilo Intl are usually found in August or October, booked 32 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$288
(Alaska Airlines)

One-way from

$287
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$680
From Seattle/Tacoma Intl to Hilo Intl
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One-way flight from Seattle/Tacoma Intl to Hilo Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seattle to Hilo

Cheapest flights from Seattle to Hilo
Explore the most affordable flight options available from Seattle to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:13 amSEA - ITO
1 stop10h 26mAlaska Airlines
Tue 9/29:00 pmITO - SEA
1 stop7h 54mAlaska Airlines
Deal found 7/3$288
This Southwest deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/255:15 amSEA - ITO
2 stops12h 25mSouthwest
Tue 9/96:55 pmITO - SEA
2 stops13h 50mSouthwest
Deal found 7/3$388
This Hawaiian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:27 amSEA - ITO
1 stop10h 11mHawaiian Airlines
Tue 8/199:00 pmITO - SEA
1 stop8h 40mHawaiian Airlines
Deal found 7/1$469

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Seattle to Hilo that are best for you.

Fly from

Seattle

Fly to

Hilo

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 8/25

10:13 am-5:39 pm

1 stop10h 26m

Hilo Intl

Tue 9/2

9:00 pm-7:54 am

1 stop7h 54m

$288

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 8/25

5:15 am-2:40 pm

2 stops12h 25m

Hilo Intl

Tue 9/9

6:55 pm-11:45 am

2 stops13h 50m

$388

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 8/14

10:27 am-5:38 pm

1 stop10h 11m

Hilo Intl

Tue 8/19

9:00 pm-8:40 am

1 stop8h 40m

$469

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 8/5

8:15 am-3:55 pm

1 stop10h 40m

$287

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 7/24

9:00 am-6:10 pm

2 stops12h 10m

$337

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 7/7

8:15 am-3:55 pm

1 stop10h 40m

$417

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 7/24

5:26 pm-8:08 am

3 stops41h 42m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Seattle to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Hilo

How far ahead should I book a flight from Seattle to Hilo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hilo. Price data was last updated on June 27, 2025.

The best time to book flights from Seattle to Hilo is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Hilo?

Currently, March is the cheapest month in which you can book a flight from Seattle to Hilo (average of $330). Flying from Seattle to Hilo in December is currently the most expensive (average of $721). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to ITO?

Find hourly flight availability from Seattle to Hilo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

One of the essential ways to save on airfare from Seattle to Hilo is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 53% on airfare.

How much does it cost to fly round-trip from Seattle to Hilo?

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hilo. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Hawaiian Airlines from Seattle to Hilo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seattle to Hilo round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Hilo, with prices starting at $288. Additional round-trip tickets that might be worth considering are offered by Southwest and Hawaiian Airlines, with the lowest prices starting at $388 and $469, respectively. Alaska Airlines is priced at 53% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Hilo one-way?

    $287 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Southwest and Hawaiian Airlines, with prices starting from $337 and $433, respectively.

  • Can I find deals for flights from Seattle to Hilo that include hotel bookings?

    Yes. In addition to deals on Seattle to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Hilo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Hilo.

  • Can I find deals for business class flights from Seattle to Hilo?

    Yes. Cheapflights offers flight deals from Seattle to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Hilo?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Hilo (average of $330). Flying from Seattle to Hilo in December is currently the most expensive (average of $721). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Seattle to Hilo

Discover the top 4 airlines that operate flights from Seattle to Hilo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$391FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$450Average$577FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$451Average$580FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$539Average$705FlexibilityNo cancel feeOn-time75%

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