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

Flying on Hawaiian Airlines is currently your cheapest option to Hilo, with prices starting at $538. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Southwest, with the lowest prices starting at $581 and $593, respectively. Hawaiian Airlines is priced at 15% 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?

$258 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Southwest and Alaska Airlines, with prices starting from $284 and $299, respectively.

What is the cheapest day to fly from Seattle to Hilo?

Travelers seeking maximum savings on their Seattle to Hilo flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Seattle to Hilo?

Before booking your flight from Seattle to Hilo check out the most popular airlines for this route: Alaska Airlines, Delta or Hawaiian Airlines.

What is the cheapest day to fly round-trip from Seattle to Hilo?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 35% when planning your travel around this day of the week.

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

To save on the cost of your flight from Seattle to Hilo, book at least 33 days before your planned departure. Booking around this time can save you about 123% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $471 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $605.

What is the cheapest month to fly from Seattle to Hilo?

The best pricing can be found in the month of October. Prices to Hilo from Seattle average $638. You can even find prices in October for less than $638, as users have found deals to Hilo from as low as $415. The month of June appears to be one of the more expensive times to travel to Hilo from Seattle. Flying in the targeted month can save you up to 33%.

Most accurate provider : When it comes to deals on Seattle-Hilo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Hilo flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Hilo 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 Seattle-Hilo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$258+ Flights from Seattle to Hilo

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Find cheap flights from Seattle to Hilo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hilo Intl are usually found in October or November, booked 32 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Hilo

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$538 (Hawaiian Airlines)
One-way from	$258 (Hawaiian Airlines)
Popular in	June
Cheapest in	October
Average price	$715

Provider with most accurate pricing for Seattle/Tacoma Intl-Hilo Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hilo Intl flights.

Search Deals

From Seattle/Tacoma Intl to Hilo Intl

Search Deals

One-way flight from Seattle/Tacoma Intl to Hilo Intl

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($85 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 April 15, 2025.

Tue 5/1311:25 amSEA - ITO

1 stop9h 36mHawaiian Airlines

Tue 5/206:30 pmITO - SEA

1 stop8h 45mHawaiian Airlines

Deal found 4/14

$538

Thu 8/216:15 amSEA - ITO

2 stops14h 55mSouthwest

Thu 8/287:55 amITO - SEA

2 stops12h 10mSouthwest

Deal found 4/14

$562

Mon 5/56:50 pmSEA - ITO

1 stop17h 10mAlaska Airlines

Wed 5/211:43 pmITO - SEA

1 stop13h 32mAlaska Airlines

Deal found 4/14

$581

Wed 4/307:15 amSEA - ITO

2 stops13h 45mUnited Airlines

Sun 5/47:55 pmITO - SEA

2 stops23h 02mUnited Airlines

Deal found 4/15

$742

Sun 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

Sat 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 4/15

$1,497

Wed 4/3012:59 amSEA - ITO

2 stops19h 01mAmerican Airlines

Thu 5/87:55 pmITO - SEA

2 stops18h 10mAmerican Airlines

Deal found 4/15

$1,843

Best flights from Seattle to Hilo
Discover carefully curated flight deals from Seattle to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Tue 5/1311:25 amSEA - ITO

1 stop9h 36mHawaiian Airlines

Tue 5/206:30 pmITO - SEA

1 stop8h 45mHawaiian Airlines

Deal found 4/14

$538

Mon 5/56:50 pmSEA - ITO

1 stop17h 10mAlaska Airlines

Wed 5/211:43 pmITO - SEA

1 stop13h 32mAlaska Airlines

Deal found 4/14

$581

Sat 4/267:40 amSEA - ITO

2 stops17h 00mSouthwest

Sat 5/36:00 amITO - SEA

2 stops12h 25mSouthwest

Deal found 4/14

$593

Thu 5/299:45 amSEA - ITO

2 stops12h 24mUnited Airlines

Thu 6/512:25 pmITO - SEA

2 stops17h 24mUnited Airlines

Deal found 4/14

$745

Sun 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

Sat 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 4/15

$1,497

Wed 4/3012:59 amSEA - ITO

2 stops19h 01mAmerican Airlines

Thu 5/87:55 pmITO - SEA

2 stops18h 10mAmerican Airlines

Deal found 4/15

$1,843

Last-minute flights from Seattle to Hilo
Discover last-minute flight deals from Seattle to Hilo. Data last updated April 15, 2025 and is based on user searches.

Sun 4/207:45 amSEA - ITO

1 stop9h 51mHawaiian Airlines

Sat 4/265:30 pmITO - SEA

1 stop11h 55mHawaiian Airlines

Deal found 4/15

$1,075

Sun 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

Sat 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 4/15

$1,497

Mon 4/215:15 amSEA - ITO

2 stops15h 45mUnited Airlines

Sat 4/266:00 amITO - SEA

2 stops15h 58mUnited Airlines

Deal found 4/13

$1,155

Tue 4/2210:10 amSEA - ITO

2 stops11h 40mAlaska Airlines

Sat 4/2610:24 amITO - SEA

1 stop16h 51mAlaska Airlines

Deal found 4/13

$924

Sat 4/267:40 amSEA - ITO

2 stops17h 00mSouthwest

Sat 5/36:00 amITO - SEA

2 stops12h 25mSouthwest

Deal found 4/14

$593

Wed 4/307:15 amSEA - ITO

2 stops13h 45mUnited Airlines

Sun 5/47:55 pmITO - SEA

2 stops23h 02mUnited Airlines

Deal found 4/15

$742

Wed 4/3012:59 amSEA - ITO

2 stops19h 01mAmerican Airlines

Thu 5/87:55 pmITO - SEA

2 stops18h 10mAmerican Airlines

Deal found 4/15

$1,843

Mon 5/56:50 pmSEA - ITO

1 stop17h 10mAlaska Airlines

Wed 5/211:43 pmITO - SEA

1 stop13h 32mAlaska Airlines

Deal found 4/14

$581

Tue 5/1311:25 amSEA - ITO

1 stop9h 36mHawaiian Airlines

Tue 5/206:30 pmITO - SEA

1 stop8h 45mHawaiian Airlines

Deal found 4/14

$538

One-way flights from Seattle to Hilo
Search for one-way flight options from Seattle to Hilo. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Mon 5/1910:00 amSEA - ITO

1 stop10h 57mHawaiian Airlines

Deal found 4/14

$258

Wed 5/1410:10 amSEA - ITO

2 stops11h 00mSouthwest

Deal found 4/14

$284

Thu 5/2910:00 amSEA - ITO

1 stop10h 57mAlaska Airlines

Deal found 4/14

$299

Tue 5/62:40 pmSEA - ITO

2 stops22h 15mUnited Airlines

Deal found 4/15

$316

Wed 4/306:15 amSEA - ITO

3 stops15h 55mMultiple Airlines

Deal found 4/15

$607

Mon 5/121:10 amSEA - ITO

2 stops17h 36mAmerican Airlines

Deal found 4/14

$1,021

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Hilo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 5/13

11:25 am-6:01 pm

1 stop9h 36m

Hilo Intl

Tue 5/20

6:30 pm-6:15 am

1 stop8h 45m

$538

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 5/5

6:50 pm-9:00 am

1 stop17h 10m

Hilo Intl

Wed 5/21

1:43 pm-6:15 am

1 stop13h 32m

$581

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sat 4/26

7:40 am-9:40 pm

2 stops17h 00m

Hilo Intl

Sat 5/3

6:00 am-9:25 pm

2 stops12h 25m

$593

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/30

7:15 am-6:00 pm

2 stops13h 45m

Hilo Intl

Sun 5/4

7:55 pm-9:57 pm

2 stops23h 02m

$742

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 4/20

6:42 am-7:10 pm

2 stops15h 28m

Hilo Intl

Sat 4/26

5:30 pm-10:54 am

2 stops14h 24m

$1,497

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/30

12:59 am-5:00 pm

2 stops19h 01m

Hilo Intl

Thu 5/8

7:55 pm-5:05 pm

2 stops18h 10m

$1,843

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Mon 5/19

10:00 am-5:57 pm

1 stop10h 57m

$258

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 5/14

10:10 am-6:10 pm

2 stops11h 00m

$284

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 5/29

10:00 am-5:57 pm

1 stop10h 57m

$299

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 5/6

2:40 pm-9:55 am

2 stops22h 15m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 11 results

Compare providers for flights from Seattle to Hilo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Hilo in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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 Seattle-Hilo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Hilo flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Hilo 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 Seattle-Hilo 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 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?

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 July is currently the most expensive (average of $766). 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?

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.

Rainfall in Hilo by month

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

If weather is an important factor for your trip to Hilo, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing Hilo

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

9,876 reviews

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

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

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

4,279 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

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

Hawaiian Airlines

7.9

Good

2,374 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

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

8,658 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

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

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

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

What are the cheapest airlines flying from Seattle to Hilo round-trip?
Flying on Hawaiian Airlines is currently your cheapest option to Hilo, with prices starting at $538. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Southwest, with the lowest prices starting at $581 and $593, respectively. Hawaiian Airlines is priced at 15% 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?
$258 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Southwest and Alaska Airlines, with prices starting from $284 and $299, 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 July is currently the most expensive (average of $766). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Seattle to Hilo

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$199	Average$412	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$436	Average$594	FlexibilityNo cancel fee	On-time85%
Southwest	Cheapest$449	Average$580	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$539	Average$687	FlexibilityNo cancel fee	On-time75%

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$258+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Hilo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hilo Intl are usually found in October or November, booked 32 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Hilo

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Hilo

Cheapest flights from Seattle to HiloExplore 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 April 15, 2025.

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 April 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Hilo that are best for you.

Compare providers for flights from Seattle to Hilo

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 Seattle to Hilo in April.

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.

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 April 11, 2025.

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

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 April 15, 2025.

Rainfall in Hilo by month

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

Temperature in Hilo by month

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

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 April 15, 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.

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?

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

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

How can I find direct flights from Seattle to Hilo?

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

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

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.

Alternative routes for Seattle to Hilo

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Seattle to Hilo

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Travel Smart

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 April 15, 2025.