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$391+ Cheap flights from Hilo to Seattle (ITO - SEA)

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — SEA
may. 28 — jun. 41
mié. 5/28
mié. 6/4
1 adult, Economy
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Cheap flight deals from Hilo to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) to Seattle (SEA). 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 mayo 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$547
(Hawaiian Airlines)

One-way from

$391
(Hawaiian Airlines)

Popular in

August

Cheapest in

September

Average price

$654
Provider with most accurate pricing for Hilo Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Hilo Intl-Seattle/Tacoma Intl flights.
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From Hilo Intl to Seattle/Tacoma Intl
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One-way flight from Hilo Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Hilo to Seattle

Cheapest flights from Hilo to Seattle
Explore the most affordable flight options available from Hilo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 23, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 5/22. 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.
jue. 9/48:36 amITO - SEA
1 stop9h 39mHawaiian Airlines
mié. 10/152:00 pmSEA - ITO
1 stop9h 27mHawaiian Airlines
Deal found 5/22$547
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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.
jue. 9/48:36 amITO - SEA
1 stop9h 39mAlaska Airlines
mié. 10/158:00 amSEA - ITO
2 stops10h 39mAlaska Airlines
Deal found 5/22$666
This Delta deal was found by Cheapflights users on 5/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/196:10 pmITO - SEA
2 stops15h 32mDelta
jue. 6/263:59 pmSEA - ITO
1 stop8h 46mDelta
Deal found 5/22$804
This Southwest deal was found by Cheapflights users on 5/22. 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.
jue. 6/197:55 amITO - SEA
2 stops12h 10mSouthwest
jue. 6/269:00 amSEA - ITO
2 stops12h 10mSouthwest
Deal found 5/22$864
This United Airlines deal was found by Cheapflights users on 5/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/195:25 pmITO - SEA
3 stops24h 46mUnited Airlines
jue. 6/266:45 amSEA - ITO
2 stops37h 53mUnited Airlines
Deal found 5/22$929
This American Airlines deal was found by Cheapflights users on 5/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/317:55 pmITO - SEA
2 stops15h 04mAmerican Airlines
vie. 6/68:00 amSEA - ITO
2 stops15h 08mAmerican Airlines
Deal found 5/22$2,238

Cheapflights Fare Finder

Customize your flight search to find flights from Hilo to Seattle 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 mayo 23, 2025.
Use the filters below to find and compare flights from Hilo to Seattle that are best for you.

Fly from

Hilo

Fly to

Seattle

Route

Depart

Return

Price

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 9/4

8:36 am-9:15 pm

1 stop9h 39m

Seattle/Tacoma Intl

mié. 10/15

2:00 pm-8:27 pm

1 stop9h 27m

$547

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 9/4

8:36 am-9:15 pm

1 stop9h 39m

Seattle/Tacoma Intl

mié. 10/15

8:00 am-3:39 pm

2 stops10h 39m

$666

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 6/19

6:10 pm-12:42 pm

2 stops15h 32m

Seattle/Tacoma Intl

jue. 6/26

3:59 pm-9:45 pm

1 stop8h 46m

$804

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 6/19

7:55 am-11:05 pm

2 stops12h 10m

Seattle/Tacoma Intl

jue. 6/26

9:00 am-6:10 pm

2 stops12h 10m

$864

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 6/19

5:25 pm-9:11 pm

3 stops24h 46m

Seattle/Tacoma Intl

jue. 6/26

6:45 am-5:38 pm

2 stops37h 53m

$929

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

dom. 6/1

5:35 pm-8:35 am

1 stop12h 00m

$391

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

dom. 7/6

8:00 pm-4:50 pm

1 stop17h 50m

$456

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

dom. 6/1

6:00 am-10:45 pm

2 stops13h 45m

$512

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

dom. 6/1

4:16 pm-9:11 pm

3 stops49h 55m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Compare providers for flights from Hilo to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hilo to Seattle in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hilo-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilo-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hilo-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hilo-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hilo to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hilo 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 Hilo to Seattle

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

Currently, January is the cheapest month in which you can book a flight from Hilo to Seattle (average of $238). Flying from Hilo to Seattle in July is currently the most expensive (average of $399). 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 ITO to SEA?

Find hourly flight availability from Hilo to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 23, 2025.

It’s typically best to fly out from Hilo to Seattle in the morning. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated mayo 23, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,291 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,450 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,745 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Hilo to Seattle. 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 Hilo to Seattle round-trip?

    Our cheapest airline available from Hilo to Seattle is Hawaiian Airlines. Our recent data shows that you can find tickets from as low as $547 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $666 and $804 round-trip. Hawaiian Airlines is 10% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as $391. However, be on the lookout for offers from Alaska Airlines and Southwest, as they are both options that can get you from Hilo to Seattle for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hilo to Seattle 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 Hilo to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Hilo to Seattle (average of $238). Flying from Hilo to Seattle in July is currently the most expensive (average of $399). 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

Traveling to a place near Hilo?

Book flights to Hilo if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Cle Elum
Kent
Centralia
Kirkland
Aberdeen
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Hilo to Seattle

Discover the top 3 airlines that operate flights from Hilo to Seattle. 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 mayo 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$401Average$489FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$436Average$713FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$458Average$709FlexibilityNo cancel feeOn-time75%

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