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

Southwest and Alaska Airlines 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 Bellingham, and flying into Hilo, then you can expect flight times to average 6h 05m and 8h 38m, 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 63% 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 February 2026, 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.

$154 Cheap Flights from Washington to Hilo in 2026

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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.

10:10 am - 5:39 pm

SEA

ITO

10h 29m

1 stop

1:47 pm - 12:53 am

ITO

SEA

8h 06m

1 stop

$306Multiple Airlines

Wed, Apr 22 - Wed, Apr 29

3:50 pm - 9:33 pm

SEA

ITO

8h 43m

1 stop

1:47 pm - 12:53 am

ITO

SEA

8h 06m

1 stop

$307Multiple Airlines

Wed, Apr 15 - Wed, Apr 29

6:00 am - 2:30 pm

PDX

ITO

11h 30m

2 stops

6:55 pm - 10:25 am

ITO

PDX

12h 30m

2 stops

$307Southwest

Tue, Apr 28 - Mon, May 4

6:00 am - 2:30 pm

PDX

ITO

11h 30m

2 stops

6:55 pm - 10:55 am

ITO

PDX

13h 00m

2 stops

$311Southwest

Wed, Apr 29 - Thu, May 7

5:30 am - 6:10 pm

SEA

ITO

15h 40m

2 stops

8:00 am - 11:55 pm

ITO

SEA

12h 55m

2 stops

$312Southwest

Tue, Apr 14 - Wed, Apr 22

7:10 am - 4:15 pm

SEA

ITO

12h 05m

2 stops

12:24 pm - 12:53 am

ITO

SEA

9h 29m

1 stop

$317Multiple Airlines

Wed, Apr 15 - Wed, Apr 29

9:40 am - 9:45 pm

SEA

ITO

15h 05m

2 stops

8:00 am - 11:05 pm

ITO

SEA

12h 05m

2 stops

$327Southwest

Thu, Apr 16 - Thu, Apr 23

5:34 pm - 10:12 pm

PDX

ITO

7h 38m

1 stop

6:44 pm - 6:20 am

ITO

PDX

8h 36m

1 stop

$331Alaska Airlines

Thu, May 14 - Tue, May 19

3:50 pm - 9:33 pm

SEA

ITO

8h 43m

1 stop

4:45 pm - 6:00 am

ITO

SEA

10h 15m

1 stop

$335Alaska Airlines

Tue, Apr 14 - Wed, Apr 22

5:34 pm - 10:12 pm

PDX

ITO

7h 38m

1 stop

7:44 pm - 6:20 am

ITO

PDX

7h 36m

1 stop

$347Alaska Airlines

Thu, May 14 - Tue, May 19

Alaska Airlines flights from State of Washington to Hilo

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

Alaska Airlines

May 14

PDX5:34 pmPortland

7h 38m

1 stop

ITO10:12 pmHilo Intl

May 19

ITO6:44 pmHilo Intl

8h 36m

1 stop

PDX6:20 amPortland

$331

Alaska Airlines

Apr 14

SEA3:50 pmSeattle/Tacoma Intl

8h 43m

1 stop

ITO9:33 pmHilo Intl

Apr 22

ITO4:45 pmHilo Intl

10h 15m

1 stop

SEA6:00 amSeattle/Tacoma Intl

$335

Alaska Airlines

May 14

PDX5:34 pmPortland

7h 38m

1 stop

ITO10:12 pmHilo Intl

May 19

ITO7:44 pmHilo Intl

7h 36m

1 stop

PDX6:20 amPortland

$347

Southwest flights from State of Washington to Hilo

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

Southwest

Apr 28

PDX6:00 amPortland

11h 30m

2 stops

ITO2:30 pmHilo Intl

May 4

ITO6:55 pmHilo Intl

12h 30m

2 stops

PDX10:25 amPortland

$307

Southwest

Apr 29

PDX6:00 amPortland

11h 30m

2 stops

ITO2:30 pmHilo Intl

May 7

ITO6:55 pmHilo Intl

13h 00m

2 stops

PDX10:55 amPortland

$311

Southwest

Apr 14

SEA5:30 amSeattle/Tacoma Intl

15h 40m

2 stops

ITO6:10 pmHilo Intl

Apr 22

ITO8:00 amHilo Intl

12h 55m

2 stops

SEA11:55 pmSeattle/Tacoma Intl

$312

Fly from

Fly to

Route

Depart

Return

Price

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/22

10:10 am-5:39 pm

1 stop10h 29m

Hilo Intl

Wed 4/29

1:47 pm-12:53 am

1 stop8h 06m

$306

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/15

3:50 pm-9:33 pm

1 stop8h 43m

Hilo Intl

Wed 4/29

1:47 pm-12:53 am

1 stop8h 06m

$307

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 4/28

6:00 am-2:30 pm

2 stops11h 30m

Hilo Intl

Mon 5/4

6:55 pm-10:25 am

2 stops12h 30m

$307

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 4/29

6:00 am-2:30 pm

2 stops11h 30m

Hilo Intl

Thu 5/7

6:55 pm-10:55 am

2 stops13h 00m

$311

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 4/14

5:30 am-6:10 pm

2 stops15h 40m

Hilo Intl

Wed 4/22

8:00 am-11:55 pm

2 stops12h 55m

$312

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Wed 4/15

7:10 am-4:15 pm

2 stops12h 05m

Hilo Intl

Wed 4/29

12:24 pm-12:53 am

1 stop9h 29m

$317

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Thu 4/16

9:40 am-9:45 pm

2 stops15h 05m

Hilo Intl

Thu 4/23

8:00 am-11:05 pm

2 stops12h 05m

$327

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 5/14

5:34 pm-10:12 pm

1 stop7h 38m

Hilo Intl

Tue 5/19

6:44 pm-6:20 am

1 stop8h 36m

$331

SeattleHilo

SEA - ITO

SEAITO

Seattle/Tacoma Intl

Tue 4/14

3:50 pm-9:33 pm

1 stop8h 43m

Hilo Intl

Wed 4/22

4:45 pm-6:00 am

1 stop10h 15m

$335

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 5/14

5:34 pm-10:12 pm

1 stop7h 38m

Hilo Intl

Tue 5/19

7:44 pm-6:20 am

1 stop7h 36m

$347

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 January is your next best option. Flight prices from State of Washington to Hilo during January average around $417.

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

You could potentially save up to 32% 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 29m
Direct flights	None

The fastest flight from State of Washington to Hilo takes 7h 29m

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 February 2026, 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 11,959 reviews	Search Alaska Airlines flights
Alaska Airlines	PriceFrom $317	Free Cancellation	Rating 0.0	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $347	Free Cancellation	Rating 7.8 2,836 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $356	Free Cancellation	Rating 8.0 4,299 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.