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 $578. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $668 and $791, respectively. Hawaiian Airlines is priced at 5% lower than the current average price of a flight leaving 3 months from now.

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 120% 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 $597.

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 $611. You can even find prices in October for less than $611, as users have found deals to Hilo from as low as $415. The month of April 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 16%.

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 FlightHub the most. FlightHub 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.

$299+ Flights from Seattle to Hilo

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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.

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Hilo Intl are usually found in October or May, 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	FlightHub 3 stars
Round-trip from	$578 (Hawaiian Airlines)
One-way from	$299 (Alaska Airlines)
Popular in	April
Cheapest in	October
Average price	$580

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. 0% potential increase in price ($1 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).

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Average for round-trip flights in March 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 marzo 26, 2025.

vie. 5/910:10 amSEA - ITO

1 stop10h 50mHawaiian Airlines

vie. 5/168:22 amITO - SEA

1 stop9h 03mHawaiian Airlines

Deal found 3/25

$578

vie. 5/911:25 amSEA - ITO

1 stop8h 35mAlaska Airlines

vie. 5/169:30 amITO - SEA

1 stop9h 30mAlaska Airlines

Deal found 3/24

$668

vie. 5/99:10 amSEA - ITO

2 stops34h 50mUnited Airlines

vie. 5/167:31 amITO - SEA

3 stops35h 00mUnited Airlines

Deal found 3/24

$791

vie. 3/285:45 amSEA - ITO

2 stops11h 55mSouthwest

sáb. 4/56:00 amITO - SEA

2 stops15h 05mSouthwest

Deal found 3/25

$854

jue. 9/255:45 amSEA - ITO

2 stops15h 30mDelta

mar. 9/306:45 pmITO - SEA

2 stops11h 54mDelta

Deal found 3/25

$892

dom. 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

sáb. 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 3/25

$1,239

vie. 6/61:19 amSEA - ITO

2 stops18h 42mAmerican Airlines

dom. 6/157:45 pmITO - SEA

2 stops15h 24mAmerican Airlines

Deal found 3/24

$1,973

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 marzo 26, 2025.

vie. 5/910:10 amSEA - ITO

1 stop10h 50mHawaiian Airlines

vie. 5/168:22 amITO - SEA

1 stop9h 03mHawaiian Airlines

Deal found 3/25

$578

vie. 5/911:25 amSEA - ITO

1 stop8h 35mAlaska Airlines

vie. 5/169:30 amITO - SEA

1 stop9h 30mAlaska Airlines

Deal found 3/24

$668

vie. 5/99:10 amSEA - ITO

2 stops34h 50mUnited Airlines

vie. 5/167:31 amITO - SEA

3 stops35h 00mUnited Airlines

Deal found 3/24

$791

vie. 3/285:45 amSEA - ITO

2 stops11h 55mSouthwest

sáb. 4/56:00 amITO - SEA

2 stops15h 05mSouthwest

Deal found 3/25

$854

sáb. 4/199:25 amSEA - ITO

2 stops12h 45mDelta

mar. 4/224:15 pmITO - SEA

2 stops13h 03mDelta

Deal found 3/25

$1,058

dom. 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

sáb. 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 3/25

$1,239

vie. 6/61:19 amSEA - ITO

2 stops18h 42mAmerican Airlines

dom. 6/157:45 pmITO - SEA

2 stops15h 24mAmerican Airlines

Deal found 3/24

$1,973

Last-minute flights from Seattle to Hilo
Discover last-minute flight deals from Seattle to Hilo. Data last updated marzo 26, 2025 and is based on user searches.

vie. 3/285:45 amSEA - ITO

2 stops11h 55mSouthwest

sáb. 4/56:00 amITO - SEA

2 stops15h 05mSouthwest

Deal found 3/25

$854

jue. 4/103:24 pmSEA - ITO

2 stops28h 36mUnited Airlines

lun. 4/145:35 pmITO - SEA

2 stops25h 08mUnited Airlines

Deal found 3/25

$936

sáb. 4/196:50 pmSEA - ITO

1 stop15h 10mAlaska Airlines

mar. 4/228:25 amITO - SEA

1 stop29h 25mAlaska Airlines

Deal found 3/25

$729

sáb. 4/199:25 amSEA - ITO

2 stops12h 45mDelta

mar. 4/224:15 pmITO - SEA

2 stops13h 03mDelta

Deal found 3/25

$1,058

dom. 4/206:42 amSEA - ITO

2 stops15h 28mMultiple Airlines

sáb. 4/265:30 pmITO - SEA

2 stops14h 24mMultiple Airlines

Deal found 3/25

$1,239

mar. 4/228:15 amSEA - ITO

1 stop12h 40mHawaiian Airlines

vie. 4/257:50 pmITO - SEA

1 stop9h 35mHawaiian Airlines

Deal found 3/25

$733

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 marzo 26, 2025.

jue. 5/810:10 amSEA - ITO

1 stop10h 50mAlaska Airlines

Deal found 3/24

$299

jue. 5/151:10 amSEA - ITO

2 stops17h 36mAmerican Airlines

Deal found 3/24

$2,733

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

mié. 5/21

10:00 am-5:57 pm

1 stop10h 57m

Hilo Intl

mié. 6/18

4:40 pm-6:00 am

1 stop10h 20m

$551

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

vie. 5/9

11:25 am-5:00 pm

1 stop8h 35m

Hilo Intl

vie. 5/16

9:30 am-10:00 pm

1 stop9h 30m

$668

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

vie. 5/9

9:10 am-5:00 pm

2 stops34h 50m

Hilo Intl

vie. 5/16

7:31 am-9:31 pm

3 stops35h 00m

$791

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

vie. 3/28

5:45 am-2:40 pm

2 stops11h 55m

Hilo Intl

sáb. 4/5

6:00 am-12:05 am

2 stops15h 05m

$854

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

sáb. 4/19

9:25 am-7:10 pm

2 stops12h 45m

Hilo Intl

mar. 4/22

4:15 pm-8:18 am

2 stops13h 03m

$1,058

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

dom. 4/20

6:42 am-7:10 pm

2 stops15h 28m

Hilo Intl

sáb. 4/26

5:30 pm-10:54 am

2 stops14h 24m

$1,239

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

vie. 6/6

1:19 am-5:01 pm

2 stops18h 42m

Hilo Intl

dom. 6/15

7:45 pm-2:09 pm

2 stops15h 24m

$1,973

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 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 FlightHub the most. FlightHub 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 $768). 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

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.1

Very good

4,274 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines

8.0

Very good

9,789 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,891 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Hawaiian Airlines

7.9

Good

2,330 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,608 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 $578. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $668 and $791, respectively. Hawaiian Airlines is priced at 5% lower than the current average price of a flight leaving 3 months from now.
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 $768). 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$255	Average$412	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$436	Average$588	FlexibilityNo cancel fee	On-time85%
Southwest	Cheapest$449	Average$577	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$539	Average$683	FlexibilityNo cancel fee	On-time75%

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$299+ 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 5/8. 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 May, 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 marzo 26, 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 marzo 26, 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 March.

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 March 21, 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 marzo 26, 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 marzo 26, 2025.

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?

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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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 marzo 26, 2025.