What is the cheapest airline that flies from Washington to Hilo Intl?

Alaska Airlines and Southwest are the most popular carriers operating from Washington to Hilo Intl

How long does it take to fly to Hilo?

If you’re flying from a popular airport in State of Washington, such as Seattle or Spokane, and flying into Hilo, then you can expect flight times to average 6h 12m and 8h 21m, respectively.

What airlines fly to Hilo?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Hilo from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 6 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington to Hilo Intl Airport?

Prices for flights from Washington to Hilo Intl Airport are updated daily.

How many operators does momondo search for flights from Washington to Hilo Intl Airport?

As of December 2025, there are 3 operators available to choose from for flights from Washington to Hilo Intl Airport.

How old do you have to be to fly from Washington to Hilo Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Hilo Intl Airport.

What documentation or ID do you need to fly to Hilo Intl Airport?

The travel and health documents you'll need for your trip to Hilo Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hilo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$157 Cheap Flights from Washington to Hilo in 2025/26

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Find the cheapest flights from Washington to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 2:32 pm

SEA

ITO

9h 32m1 stop

3:02 pm - 5:24 am

ITO

SEA

12h 22m1 stop

$276Alaska Airlines

Wed, Jan 28 - Wed, Feb 4

8:25 am - 7:04 pm

SEA

ITO

12h 39m2 stops

7:41 pm - 7:44 am

ITO

SEA

10h 03m1 stop

$286Multiple Airlines

Tue, Feb 3 - Wed, Feb 25

3:45 pm - 10:34 pm

SEA

ITO

8h 49m1 stop

8:59 am - 9:00 pm

ITO

SEA

10h 01m1 stop

$293Alaska Airlines

Sun, Jan 25 - Wed, Feb 4

3:45 pm - 10:34 pm

SEA

ITO

8h 49m1 stop

7:44 pm - 8:14 am

ITO

SEA

10h 30m2 stops

$303Multiple Airlines

Sun, Jan 25 - Wed, Feb 4

10:20 am - 5:29 pm

PDX

ITO

9h 09m1 stop

7:41 pm - 10:56 am

ITO

PDX

13h 15m2 stops

$306Multiple Airlines

Wed, Feb 25 - Mon, Mar 2

3:45 pm - 7:04 am

SEA

ITO

17h 19m1 stop

8:59 am - 8:07 pm

ITO

SEA

9h 08m1 stop

$307Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

7:00 am - 12:56 pm

SEA

ITO

7h 56m1 stop

8:30 pm - 7:40 am

ITO

SEA

9h 10m1 stop

$310Alaska Airlines

Wed, Jan 28 - Wed, Feb 4

3:45 pm - 7:04 am

SEA

ITO

17h 19m1 stop

7:44 pm - 8:18 am

ITO

SEA

10h 34m2 stops

$317Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

3:45 pm - 10:34 pm

SEA

ITO

8h 49m1 stop

7:44 pm - 8:14 am

ITO

SEA

10h 30m2 stops

$320Multiple Airlines

Sun, Jan 25 - Wed, Feb 4

7:00 am - 2:29 pm

SEA

ITO

9h 29m1 stop

5:59 pm - 5:24 am

ITO

SEA

9h 25m1 stop

$324Alaska Airlines

Tue, Jan 6 - Wed, Jan 21

Alaska Airlines flights from State of Washington to Hilo

Our best Alaska Airlines deals on State of Washington to Hilo flight tickets

Alaska Airlines

Jan 28

SEA7:00 amSeattle/Tacoma Intl

9h 32m

1 stop

ITO2:32 pmHilo Intl

Feb 4

ITO3:02 pmHilo Intl

12h 22m

1 stop

SEA5:24 amSeattle/Tacoma Intl

$276

Find similar

Alaska Airlines

Jan 25

SEA3:45 pmSeattle/Tacoma Intl

8h 49m

1 stop

ITO10:34 pmHilo Intl

Feb 4

ITO8:59 amHilo Intl

10h 01m

1 stop

SEA9:00 pmSeattle/Tacoma Intl

$293

Find similar

Alaska Airlines

Jan 28

SEA7:00 amSeattle/Tacoma Intl

9h 32m

1 stop

ITO2:32 pmHilo Intl

Feb 4

ITO7:44 pmHilo Intl

9h 56m

1 stop

SEA7:40 amSeattle/Tacoma Intl

$310

Find similar

Southwest flights from State of Washington to Hilo

Our best Southwest deals on State of Washington to Hilo flight tickets

Southwest

Jan 25

SEA9:30 amSeattle/Tacoma Intl

10h 40m

2 stops

ITO6:10 pmHilo Intl

Jan 31

ITO6:00 amHilo Intl

11h 55m

2 stops

SEA7:55 pmSeattle/Tacoma Intl

$388

Find similar

Southwest

May 1

SEA9:40 amSeattle/Tacoma Intl

15h 05m

2 stops

ITO9:45 pmHilo Intl

May 8

ITO6:00 amHilo Intl

13h 35m

2 stops

SEA10:35 pmSeattle/Tacoma Intl

$435

Find similar

Southwest

Feb 12

PDX6:10 amPortland

14h 00m

2 stops

ITO6:10 pmHilo Intl

Feb 15

ITO6:00 amHilo Intl

12h 45m

2 stops

PDX8:45 pmPortland

$483

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 1/28

7:00 am-2:32 pm

1 stop9h 32m

Hilo Intl

Wed 2/4

3:02 pm-5:24 am

1 stop12h 22m

$276

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 2/3

8:25 am-7:04 pm

2 stops12h 39m

Hilo Intl

Wed 2/25

7:41 pm-7:44 am

1 stop10h 03m

$286

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 1/25

3:45 pm-10:34 pm

1 stop8h 49m

Hilo Intl

Wed 2/4

8:59 am-9:00 pm

1 stop10h 01m

$293

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 1/25

3:45 pm-10:34 pm

1 stop8h 49m

Hilo Intl

Wed 2/4

7:44 pm-8:14 am

2 stops10h 30m

$303

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 2/25

10:20 am-5:29 pm

1 stop9h 09m

Hilo Intl

Mon 3/2

7:41 pm-10:56 am

2 stops13h 15m

$306

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 2/4

3:45 pm-7:04 am

1 stop17h 19m

Hilo Intl

Wed 2/11

8:59 am-8:07 pm

1 stop9h 08m

$307

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 1/28

7:00 am-12:56 pm

1 stop7h 56m

Hilo Intl

Wed 2/4

8:30 pm-7:40 am

1 stop9h 10m

$310

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 2/4

3:45 pm-7:04 am

1 stop17h 19m

Hilo Intl

Wed 2/11

7:44 pm-8:18 am

2 stops10h 34m

$317

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Sun 1/25

3:45 pm-10:34 pm

1 stop8h 49m

Hilo Intl

Wed 2/4

7:44 pm-8:14 am

2 stops10h 30m

$320

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 1/6

7:00 am-2:29 pm

1 stop9h 29m

Hilo Intl

Wed 1/21

5:59 pm-5:24 am

1 stop9h 25m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Hilo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Hilo?

The month of September is, on average, the cheapest month to fly to Hilo from State of Washington, with most prices found around $366. If you’re not able to fly to Hilo in September, then November is your next best option. Flight prices from State of Washington to Hilo during November average around $418.

What is the cheapest day to depart on your flight to Hilo?

The cheapest day to depart from State of Washington to Hilo is on a Wednesday. Travelers who choose to depart for Hilo on a Wednesday will often find tickets for as low as $469. Flights from State of Washington to Hilo on a Friday will generally be more expensive and average around $637. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Hilo?

Our data shows that the cheapest State of Washington to Hilo flights are usually those with departure times at noon. Our users have found flights to Hilo at noon for as low as $286. In contrast, the most expensive time of day to depart to Hilo is in the evening when prices are around $600.

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

You are more likely to see cheaper flights to Hilo from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Hilo for around $598 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hilo from State of Washington for as low as $299 on momondo.

Can stopping save me money on State of Washington to Hilo flights?

You could potentially save up to 6% on your flight if you consider stops on a State of Washington to Hilo flight.

Cheap State of Washington to Hilo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Hilo

Fastest flight time	7h 56m
Direct flights	None

The fastest flight from State of Washington to Hilo takes 7h 56m

There are no direct flights from State of Washington to Hilo. There are no popular flight routes from State of Washington to Hilo.

Search flight deals

When did momondo last update prices for flights from Washington to Hilo Intl Airport?
Prices for flights from Washington to Hilo Intl Airport are updated daily.
How many operators does momondo search for flights from Washington to Hilo Intl Airport?
As of December 2025, there are 3 operators available to choose from for flights from Washington to Hilo Intl Airport.
How old do you have to be to fly from Washington to Hilo Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Hilo Intl Airport.
What documentation or ID do you need to fly to Hilo Intl Airport?
The travel and health documents you'll need for your trip to Hilo Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hilo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Hilo

Compare and see reviews for airlines that fly from State of Washington to Hilo with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $288	Free Cancellation	Rating 8.0 11,479 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $382	Free Cancellation	Rating 7.8 2,820 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $449	Free Cancellation	Rating 7.9 4,251 reviews	Search Southwest flights

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Why use momondo?

Why should I use momondo to find a flight deal from Washington to Hilo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hilo from Washington.

Can I find flights from Washington to Hilo with flexible booking policies on momondo?

All flight searches from Washington to Hilo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Hilo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hilo from Washington.

I’m not ready to book a flight from Washington to Hilo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Hilo from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.