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

Hawaiian Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Portland to Hilo Intl

What airlines fly to Hilo?

Alaska Airlines, Hawaiian Airlines and Delta 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 54% 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 August 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.

$164 Cheap Flights from Portland to Hilo in 2025

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Find the cheapest flights from Portland to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

10:30 am - 7:05 pmPDX-ITO

10h 35m1 stop

5:59 pm - 5:25 amITO-PDX

9h 26m1 stop

$283Hawaiian Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

5:55 pm - 7:01 amPDX-ITO

16h 06m1 stop

6:10 pm - 6:00 amITO-PDX

8h 50m1 stop

$288Alaska Airlines

Find Deal

Thu, Sep 25 - Wed, Oct 1

10:40 am - 5:44 pmPDX-ITO

10h 04m1 stop

7:43 pm - 9:06 amITO-PDX

11h 23m2 stops

$298Alaska Airlines

Find Deal

Wed, Oct 22 - Tue, Nov 4

7:25 am - 5:39 pmPDX-ITO

12h 14m2 stops

9:00 pm - 9:32 amITO-PDX

10h 32m2 stops

$308Alaska Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

10:30 am - 7:05 pmPDX-ITO

10h 35m1 stop

9:31 am - 8:50 pmITO-PDX

9h 19m1 stop

$333Alaska Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

10:35 am - 4:56 pmPDX-ITO

9h 21m1 stop

7:43 pm - 9:49 amITO-PDX

12h 06m2 stops

$343Alaska Airlines

Find Deal

Wed, Oct 29 - Mon, Nov 3

7:30 am - 6:51 pmPDX-ITO

14h 21m2 stops

6:43 pm - 9:06 amITO-PDX

12h 23m2 stops

$348Alaska Airlines

Find Deal

Wed, Oct 29 - Mon, Nov 3

10:55 am - 6:18 pmPDX-ITO

9h 23m1 stop

6:00 am - 3:45 pmITO-PDX

7h 45m1 stop

$574Hawaiian Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

6:00 am - 8:30 pmPDX-ITO

16h 30m3 stops

8:45 am - 12:46 amITO-PDX

14h 01m2 stops

$763United Airlines

Find Deal

Wed, Nov 19 - Sat, Nov 22

12:45 am - 4:56 pmPDX-ITO

19h 11m2 stops

4:28 pm - 10:27 amITO-PDX

14h 59m2 stops

$784Delta

Find Deal

Wed, Sep 24 - Wed, Oct 1

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Sep 25

PDX5:55 pmPortland

16h 06m

1 stop

ITO7:01 amHilo Intl

Oct 1

ITO6:10 pmHilo Intl

8h 50m

1 stop

PDX6:00 amPortland

$288

Find similar

Alaska Airlines

Oct 22

PDX10:40 amPortland

10h 04m

1 stop

ITO5:44 pmHilo Intl

Nov 4

ITO7:43 pmHilo Intl

11h 23m

2 stops

PDX9:06 amPortland

$298

Find similar

Alaska Airlines

Dec 4

PDX7:25 amPortland

12h 14m

2 stops

ITO5:39 pmHilo Intl

Dec 9

ITO9:00 pmHilo Intl

10h 32m

2 stops

PDX9:32 amPortland

$308

Find similar

Hawaiian Airlines flights from Portland to Hilo

Our best Hawaiian Airlines deals on Portland to Hilo flight tickets

Hawaiian Airlines

Dec 4

PDX10:30 amPortland

10h 35m

1 stop

ITO7:05 pmHilo Intl

Dec 9

ITO5:59 pmHilo Intl

9h 26m

1 stop

PDX5:25 amPortland

$283

Find similar

Hawaiian Airlines

Jan 13

PDX10:55 amPortland

9h 23m

1 stop

ITO6:18 pmHilo Intl

Jan 20

ITO6:00 amHilo Intl

7h 45m

1 stop

PDX3:45 pmPortland

$574

Find similar

Hawaiian Airlines

Aug 27

PDX7:40 amPortland

8h 23m

1 stop

ITO1:03 pmHilo Intl

Aug 29

ITO8:36 amHilo Intl

9h 14m

1 stop

PDX8:50 pmPortland

$756

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 12/4

10:30 am-7:05 pm

1 stop10h 35m

Hilo Intl

Tue 12/9

5:59 pm-5:25 am

1 stop9h 26m

$283

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 9/25

5:55 pm-7:01 am

1 stop16h 06m

Hilo Intl

Wed 10/1

6:10 pm-6:00 am

1 stop8h 50m

$288

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 10/22

10:40 am-5:44 pm

1 stop10h 04m

Hilo Intl

Tue 11/4

7:43 pm-9:06 am

2 stops11h 23m

$298

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 12/4

7:25 am-5:39 pm

2 stops12h 14m

Hilo Intl

Tue 12/9

9:00 pm-9:32 am

2 stops10h 32m

$308

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 12/4

10:30 am-7:05 pm

1 stop10h 35m

Hilo Intl

Tue 12/9

9:31 am-8:50 pm

1 stop9h 19m

$333

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 10/29

10:35 am-4:56 pm

1 stop9h 21m

Hilo Intl

Mon 11/3

7:43 pm-9:49 am

2 stops12h 06m

$343

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 10/29

7:30 am-6:51 pm

2 stops14h 21m

Hilo Intl

Mon 11/3

6:43 pm-9:06 am

2 stops12h 23m

$348

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

10:55 am-6:18 pm

1 stop9h 23m

Hilo Intl

Tue 1/20

6:00 am-3:45 pm

1 stop7h 45m

$574

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 11/19

6:00 am-8:30 pm

3 stops16h 30m

Hilo Intl

Sat 11/22

8:45 am-12:46 am

2 stops14h 01m

$763

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 9/24

12:45 am-4:56 pm

2 stops19h 11m

Hilo Intl

Wed 10/1

4:28 pm-10:27 am

2 stops14h 59m

$784

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 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 $463. 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 $534.

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 $695 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 $295 on momondo.

Can stopping save me money on Portland to Hilo flights?

You could potentially save up to 28% 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 August 2025, prices for Portland to Hilo flights are approximately 27% 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.

Search flight deals

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 8h 02m.
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 August 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 (44% of total bookings). The next most popular airlines are Hawaiian Airlines (41%) and Southwest (15%).

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 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $427	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $465	Free Cancellation	Rating 7.8 2,681 reviews	Search Hawaiian Airlines 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.