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 57% 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.

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

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

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 October 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.

$186 Cheap Flights from Portland to Hilo in 2025/26

Q: What is the typical price of a round-trip flight between Portland and Hilo?

Prices are currently low for flights on this route. Typical prices usually range from $428 to $682. The lowest price recently found on this route was $318.

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Find the cheapest flights from Portland to Hilo

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:52 am - 10:34 pmPDX-ITO

13h 42m2 stops

6:00 am - 8:49 pmITO-PDX

12h 49m2 stops

$318Alaska Airlines

Find Deal

Wed, Jan 14 - Sun, Jan 18

10:30 am - 7:04 pmPDX-ITO

10h 34m1 stop

7:44 pm - 9:36 amITO-PDX

11h 52m2 stops

$323Alaska Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

1:38 pm - 10:34 pmPDX-ITO

10h 56m2 stops

9:00 pm - 9:30 amITO-PDX

10h 30m2 stops

$332Alaska Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

10:30 am - 5:29 pmPDX-ITO

8h 59m1 stop

6:00 am - 4:19 pmITO-PDX

8h 19m1 stop

$335Alaska Airlines

Find Deal

Thu, Jan 8 - Fri, Jan 16

9:55 am - 6:10 pmPDX-ITO

10h 15m2 stops

6:00 am - 10:00 pmITO-PDX

14h 00m2 stops

$418Southwest

Find Deal

Fri, Dec 5 - Thu, Dec 11

6:55 am - 6:10 pmPDX-ITO

13h 15m2 stops

6:55 pm - 10:50 amITO-PDX

13h 55m2 stops

$588Southwest

Find Deal

Sat, Jan 3 - Sun, Jan 11

6:00 am - 8:30 pmPDX-ITO

17h 30m3 stops

7:43 pm - 10:53 amITO-PDX

13h 10m2 stops

$983United Airlines

Find Deal

Thu, Oct 30 - Mon, Nov 3

6:00 am - 8:30 pmPDX-ITO

16h 30m3 stops

4:34 pm - 6:36 pmITO-PDX

24h 02m2 stops

$1,151United Airlines

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Fri, Nov 7 - Thu, Nov 13

12:40 am - 5:20 pmPDX-ITO

18h 40m2 stops

2:59 pm - 11:14 amITO-PDX

18h 15m2 stops

$1,217Delta

Find Deal

Wed, Nov 5 - Mon, Nov 10

8:29 am - 10:34 pmPDX-ITO

16h 05m3 stops

6:44 pm - 2:48 pmITO-PDX

18h 04m2 stops

$1,349American Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Jan 14

PDX10:52 amPortland

13h 42m

2 stops

ITO10:34 pmHilo Intl

Jan 18

ITO6:00 amHilo Intl

12h 49m

2 stops

PDX8:49 pmPortland

$318

Find similar

Alaska Airlines

Jan 13

PDX10:30 amPortland

10h 34m

1 stop

ITO7:04 pmHilo Intl

Jan 20

ITO7:44 pmHilo Intl

11h 52m

2 stops

PDX9:36 amPortland

$323

Find similar

Alaska Airlines

Jan 13

PDX1:38 pmPortland

10h 56m

2 stops

ITO10:34 pmHilo Intl

Jan 20

ITO9:00 pmHilo Intl

10h 30m

2 stops

PDX9:30 amPortland

$332

Find similar

Southwest flights from Portland to Hilo

Our best Southwest deals on Portland to Hilo flight tickets

Southwest

Dec 5

PDX9:55 amPortland

10h 15m

2 stops

ITO6:10 pmHilo Intl

Dec 11

ITO6:00 amHilo Intl

14h 00m

2 stops

PDX10:00 pmPortland

$418

Find similar

Southwest

Jan 3

PDX6:55 amPortland

13h 15m

2 stops

ITO6:10 pmHilo Intl

Jan 11

ITO6:55 pmHilo Intl

13h 55m

2 stops

PDX10:50 amPortland

$588

Find similar

Southwest

Oct 30

PDX6:30 amPortland

11h 10m

2 stops

ITO2:40 pmHilo Intl

Nov 3

ITO6:55 pmHilo Intl

14h 30m

2 stops

PDX11:25 amPortland

$678

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 1/14

10:52 am-10:34 pm

2 stops13h 42m

Hilo Intl

Sun 1/18

6:00 am-8:49 pm

2 stops12h 49m

$318

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

10:30 am-7:04 pm

1 stop10h 34m

Hilo Intl

Tue 1/20

7:44 pm-9:36 am

2 stops11h 52m

$323

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

1:38 pm-10:34 pm

2 stops10h 56m

Hilo Intl

Tue 1/20

9:00 pm-9:30 am

2 stops10h 30m

$332

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/8

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Fri 1/16

6:00 am-4:19 pm

1 stop8h 19m

$335

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 12/5

9:55 am-6:10 pm

2 stops10h 15m

Hilo Intl

Thu 12/11

6:00 am-10:00 pm

2 stops14h 00m

$418

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 1/3

6:55 am-6:10 pm

2 stops13h 15m

Hilo Intl

Sun 1/11

6:55 pm-10:50 am

2 stops13h 55m

$588

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 10/30

6:00 am-8:30 pm

3 stops17h 30m

Hilo Intl

Mon 11/3

7:43 pm-10:53 am

2 stops13h 10m

$983

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 11/7

6:00 am-8:30 pm

3 stops16h 30m

Hilo Intl

Thu 11/13

4:34 pm-6:36 pm

2 stops24h 02m

$1,151

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 11/5

12:40 am-5:20 pm

2 stops18h 40m

Hilo Intl

Mon 11/10

2:59 pm-11:14 am

2 stops18h 15m

$1,217

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

8:29 am-10:34 pm

3 stops16h 05m

Hilo Intl

Tue 1/20

6:44 pm-2:48 pm

2 stops18h 04m

$1,349

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 typical price of a round-trip flight between Portland and Hilo?

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 $418.

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 $678 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 October 2025, prices for Portland to Hilo flights are approximately 38% 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 7h 46m.
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 October 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 (52% of total bookings). The next most popular airlines are Hawaiian Airlines (36%) 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 11,155 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $450	Free Cancellation	Rating 7.8 2,788 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $485	Free Cancellation	Rating 8.0 4,237 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.