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

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

What airlines fly to Hilo?

Alaska Airlines, Hawaiian Airlines and United Airlines are the top three most popular airlines that fly to Hilo from Portland according to our data. Alaska Airlines is the first choice among our users, with 59% 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 Portland Airport to Hilo Intl Airport?

Prices for flights from Portland Airport to Hilo Intl Airport are refreshed on a daily basis.

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

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

How old do you have to be to fly from Portland Airport 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 Portland Airport 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.

$189 Cheap Flights from Portland to Hilo in 2025/26

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Find the cheapest flights from Portland to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

7:41 pm - 9:42 amITO-PDX

12h 01m2 stops

$310Alaska Airlines

Find Deal

Tue, Feb 24 - Tue, Mar 3

1:36 pm - 10:35 pmPDX-ITO

10h 59m2 stops

5:59 pm - 9:35 amITO-PDX

12h 36m2 stops

$320Alaska Airlines

Find Deal

Sun, Mar 1 - Mon, Mar 9

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

7:41 pm - 10:56 amITO-PDX

13h 15m2 stops

$323Alaska Airlines

Find Deal

Tue, Feb 24 - Tue, Mar 3

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

8:59 am - 8:50 pmITO-PDX

9h 51m1 stop

$332Alaska Airlines

Find Deal

Wed, Jan 21 - Fri, Jan 30

7:05 am - 5:29 pmPDX-ITO

12h 24m2 stops

6:00 am - 8:53 pmITO-PDX

12h 53m2 stops

$333Alaska Airlines

Find Deal

Tue, Feb 24 - Tue, Mar 3

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

8:30 pm - 9:29 amITO-PDX

10h 59m2 stops

$342Alaska Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

8:59 am - 8:50 pmITO-PDX

9h 51m1 stop

$345Alaska Airlines

Find Deal

Thu, Jan 8 - Fri, Jan 16

1:38 pm - 10:34 pmPDX-ITO

10h 56m2 stops

6:00 am - 4:19 pmITO-PDX

8h 19m1 stop

$350Alaska Airlines

Find Deal

Fri, Jan 23 - Thu, Jan 29

5:40 pm - 7:04 amPDX-ITO

15h 24m1 stop

8:59 am - 10:46 pmITO-PDX

11h 47m2 stops

$355Alaska Airlines

Find Deal

Thu, Jan 8 - Fri, Jan 16

7:00 am - 3:14 pmPDX-ITO

10h 14m1 stop

8:59 am - 8:50 pmITO-PDX

9h 51m1 stop

$358Alaska Airlines

Find Deal

Tue, Jan 6 - Tue, Jan 13

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Feb 24

PDX10:30 amPortland

8h 59m

1 stop

ITO5:29 pmHilo Intl

Mar 3

ITO7:41 pmHilo Intl

12h 01m

2 stops

PDX9:42 amPortland

$310

Find similar

Alaska Airlines

Mar 1

PDX1:36 pmPortland

10h 59m

2 stops

ITO10:35 pmHilo Intl

Mar 9

ITO5:59 pmHilo Intl

12h 36m

2 stops

PDX9:35 amPortland

$320

Find similar

Alaska Airlines

Feb 24

PDX10:30 amPortland

8h 59m

1 stop

ITO5:29 pmHilo Intl

Mar 3

ITO7:41 pmHilo Intl

13h 15m

2 stops

PDX10:56 amPortland

$323

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 2/24

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Tue 3/3

7:41 pm-9:42 am

2 stops12h 01m

$310

PortlandHilo

PDX - ITO

PDXITO

Portland

Sun 3/1

1:36 pm-10:35 pm

2 stops10h 59m

Hilo Intl

Mon 3/9

5:59 pm-9:35 am

2 stops12h 36m

$320

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 2/24

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Tue 3/3

7:41 pm-10:56 am

2 stops13h 15m

$323

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 1/21

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Fri 1/30

8:59 am-8:50 pm

1 stop9h 51m

$332

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 2/24

7:05 am-5:29 pm

2 stops12h 24m

Hilo Intl

Tue 3/3

6:00 am-8:53 pm

2 stops12h 53m

$333

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Tue 1/20

8:30 pm-9:29 am

2 stops10h 59m

$342

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/8

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Fri 1/16

8:59 am-8:50 pm

1 stop9h 51m

$345

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 1/23

1:38 pm-10:34 pm

2 stops10h 56m

Hilo Intl

Thu 1/29

6:00 am-4:19 pm

1 stop8h 19m

$350

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/8

5:40 pm-7:04 am

1 stop15h 24m

Hilo Intl

Fri 1/16

8:59 am-10:46 pm

2 stops11h 47m

$355

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/6

7:00 am-3:14 pm

1 stop10h 14m

Hilo Intl

Tue 1/13

8:59 am-8:50 pm

1 stop9h 51m

$358

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How to get the cheapest flight ticket from Portland 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

What is the cheapest month to fly to Hilo?

The month of September is, on average, the cheapest month to fly to Hilo from Portland, with most prices found around $413. If you’re not able to fly to Hilo in September, then October is your next best option. Flight prices from Portland to Hilo during October average around $450.

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

The cheapest day to depart from Portland to Hilo is on a Wednesday. Travelers who choose to depart for Hilo on a Wednesday will often find tickets for as low as $587. Flights from Portland to Hilo on a Thursday will generally be more expensive and average around $780. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

You are more likely to see cheaper flights to Hilo from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Hilo for around $693 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hilo from Portland for as low as $313 on momondo.

Can stopping save me money on Portland to Hilo flights?

You could potentially save up to 36% on your flight if you consider stops on a Portland to Hilo flight.

How have Portland to Hilo flight prices changed over time?

As of November 2025, prices for Portland to Hilo flights are approximately 79% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Hilo

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Hilo according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Hilo (PDX to ITO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Hilo

Direct flights	None

There are no direct flights from Portland to Hilo. There are no popular flight routes from Portland to Hilo.

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How far is Portland to Hilo Intl by plane?
A flight from Portland to Hilo Intl will travel around 2561.5 mi. In terms of flight time, this usually takes a little over 7h 56m.
When did momondo last update prices for flights from Portland Airport to Hilo Intl Airport?
Prices for flights from Portland Airport to Hilo Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Hilo Intl Airport?
As of November 2025, there are 3 operators available to choose from for flights from Portland Airport to Hilo Intl Airport.
How old do you have to be to fly from Portland Airport 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 Portland Airport 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.
What is the most popular airline from Portland to Hilo?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Hilo is Alaska Airlines (54% of total bookings). The next most popular airlines are Hawaiian Airlines (33%) and Southwest (12%).

Best airlines flying from Portland to Hilo

Compare and see reviews for airlines that fly from Portland to Hilo with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $308	Free Cancellation	Rating 8.0 11,316 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $450	Free Cancellation	Rating 7.8 2,809 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $489	Free Cancellation	Rating 8.0 4,245 reviews	Search Southwest flights

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Why use momondo?

Why should I use momondo to find a flight deal from Portland 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 Portland.

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

Flights from Portland to Hilo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland 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 Portland.

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

If you are simply researching potential flights to Hilo, momondo offers a useful price alert feature which will track prices for flights to Hilo from Portland and alert you when they change.