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$184+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — SEA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$413
(Alaska Airlines)

One-way from

$184
(Hawaiian Airlines)

Popular in

August

Cheapest in

September

Average price

$672
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. 2% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
mié. 10/18:36 amITO - SEA
1 stop8h 14mAlaska Airlines
dom. 10/510:13 amSEA - ITO
1 stop10h 33mAlaska Airlines
Deal found 6/9$413
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 8/1110:44 amITO - SEA
1 stop7h 56mHawaiian Airlines
lun. 8/253:55 pmSEA - ITO
1 stop9h 21mHawaiian Airlines
Deal found 6/10$471
This United Airlines deal was found by Cheapflights users on 6/9. 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.
mié. 10/16:00 amITO - SEA
3 stops36h 15mUnited Airlines
dom. 10/51:00 pmSEA - ITO
2 stops31h 46mUnited Airlines
Deal found 6/9$736
This Southwest deal was found by Cheapflights users on 6/11. 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.
mar. 7/156:00 amITO - SEA
2 stops10h 20mSouthwest
mar. 7/227:30 amSEA - ITO
2 stops13h 40mSouthwest
Deal found 6/11$809
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 6/138:37 amITO - SEA
2 stops12h 48mDelta
vie. 6/273:59 pmSEA - ITO
1 stop8h 46mDelta
Deal found 6/10$824
This American Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 6/103:12 pmITO - SEA
2 stops16h 35mAmerican Airlines
mar. 6/176:30 amSEA - ITO
2 stops16h 59mAmerican Airlines
Deal found 6/10$1,861

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 junio 12, 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

mié. 10/1

8:36 am-7:50 pm

1 stop8h 14m

Seattle/Tacoma Intl

dom. 10/5

10:13 am-5:46 pm

1 stop10h 33m

$413

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

lun. 8/11

10:44 am-9:40 pm

1 stop7h 56m

Seattle/Tacoma Intl

lun. 8/25

3:55 pm-10:16 pm

1 stop9h 21m

$471

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mié. 10/1

6:00 am-9:15 pm

3 stops36h 15m

Seattle/Tacoma Intl

dom. 10/5

1:00 pm-5:46 pm

2 stops31h 46m

$736

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mar. 7/15

6:00 am-7:20 pm

2 stops10h 20m

Seattle/Tacoma Intl

mar. 7/22

7:30 am-6:10 pm

2 stops13h 40m

$809

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

lun. 7/14

8:00 pm-2:43 pm

2 stops15h 43m

Seattle/Tacoma Intl

lun. 7/21

8:45 am-4:54 pm

1 stop11h 09m

$884

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mar. 9/9

7:49 am-7:20 pm

1 stop8h 31m

$184

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mar. 9/9

6:00 am-8:24 pm

2 stops11h 24m

$194

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

jue. 6/19

7:55 am-11:05 pm

2 stops12h 10m

$417

HiloSeattle

ITO - SEA

ITOSEA

Hilo Intl

mié. 9/24

6:00 am-9:15 pm

3 stops36h 15m

$422

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 $391). 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 junio 12, 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 junio 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 Alaska Airlines. Our recent data shows that you can find tickets from as low as $413 on this airline. Additional options worth looking into are Hawaiian Airlines and United Airlines, starting at $471 and $736 round-trip. Alaska Airlines is 33% 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 $184. 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 $391). 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
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$401Average$489FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$436Average$729FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$458Average$709FlexibilityNo cancel feeOn-time75%

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