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 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.

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

Alaska Airlines is the most popular carrier 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 December 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.

$157 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 $538 to $876. The lowest price recently found on this route was $283.

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Find the cheapest flights from Portland to Hilo

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:34 am - 9:24 pm

PDX

ITO

12h 50m2 stops

7:44 pm - 5:31 am

ITO

PDX

7h 47m1 stop

$283Multiple Airlines

Thu, Jan 29 - Tue, Feb 3

10:30 am - 6:34 pm

PDX

ITO

10h 04m1 stop

8:30 pm - 10:56 am

ITO

PDX

12h 26m2 stops

$284Multiple Airlines

Mon, Feb 16 - Tue, Feb 24

10:30 am - 5:29 pm

PDX

ITO

8h 59m1 stop

8:54 am - 8:50 pm

ITO

PDX

9h 56m1 stop

$294Alaska Airlines

Mon, Feb 16 - Wed, Feb 25

7:05 am - 4:00 pm

PDX

ITO

10h 55m2 stops

8:54 am - 8:50 pm

ITO

PDX

9h 56m1 stop

$304Multiple Airlines

Mon, Feb 16 - Mon, Feb 23

10:30 am - 7:04 pm

PDX

ITO

10h 34m1 stop

4:43 pm - 9:35 am

ITO

PDX

14h 52m2 stops

$324Multiple Airlines

Tue, Jan 20 - Thu, Jan 22

5:40 pm - 7:04 am

PDX

ITO

15h 24m1 stop

6:44 pm - 5:31 am

ITO

PDX

8h 47m1 stop

$331Multiple Airlines

Fri, Jan 23 - Thu, Jan 29

10:30 am - 5:29 pm

PDX

ITO

8h 59m1 stop

5:59 pm - 5:31 am

ITO

PDX

9h 32m1 stop

$334Multiple Airlines

Mon, Jan 26 - Tue, Jan 27

8:30 am - 8:23 pm

PDX

ITO

13h 53m2 stops

8:54 am - 8:50 pm

ITO

PDX

9h 56m1 stop

$341Multiple Airlines

Sat, Feb 14 - Mon, Feb 23

10:34 am - 8:29 pm

PDX

ITO

11h 55m2 stops

5:59 pm - 9:35 am

ITO

PDX

13h 36m2 stops

$342Multiple Airlines

Sun, Feb 1 - Wed, Feb 4

10:30 am - 5:29 pm

PDX

ITO

8h 59m1 stop

8:59 am - 10:46 pm

ITO

PDX

11h 47m2 stops

$344Multiple Airlines

Mon, Jan 26 - Wed, Jan 28

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Mar 2

PDX10:30 amPortland

8h 59m

1 stop

ITO5:29 pmHilo Intl

Mar 7

ITO6:00 amHilo Intl

8h 10m

1 stop

PDX4:10 pmPortland

$395

Find similar

Alaska Airlines

Jan 5

PDX10:30 amPortland

10h 44m

1 stop

ITO7:14 pmHilo Intl

Jan 9

ITO11:11 amHilo Intl

7h 39m

1 stop

PDX8:50 pmPortland

$702

Find similar

Alaska Airlines

Jan 5

PDX7:00 amPortland

8h 14m

1 stop

ITO1:14 pmHilo Intl

Jan 8

ITO8:59 amHilo Intl

9h 51m

1 stop

PDX8:50 pmPortland

$759

Find similar

Southwest flights from Portland to Hilo

Our best Southwest deals on Portland to Hilo flight tickets

Southwest

Jan 5

PDX10:00 amPortland

13h 40m

2 stops

ITO9:40 pmHilo Intl

Jan 8

ITO6:55 pmHilo Intl

14h 50m

2 stops

PDX11:45 amPortland

$754

Find similar

Southwest

Dec 24

PDX6:40 amPortland

13h 30m

2 stops

ITO6:10 pmHilo Intl

Dec 28

ITO6:55 pmHilo Intl

12h 30m

2 stops

PDX9:25 amPortland

$884

Find similar

Southwest

Dec 26

PDX10:00 amPortland

13h 40m

2 stops

ITO9:40 pmHilo Intl

Dec 31

ITO6:55 pmHilo Intl

13h 55m

2 stops

PDX10:50 amPortland

$944

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/29

10:34 am-9:24 pm

2 stops12h 50m

Hilo Intl

Tue 2/3

7:44 pm-5:31 am

1 stop7h 47m

$283

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/16

10:30 am-6:34 pm

1 stop10h 04m

Hilo Intl

Tue 2/24

8:30 pm-10:56 am

2 stops12h 26m

$284

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/16

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Wed 2/25

8:54 am-8:50 pm

1 stop9h 56m

$294

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 2/16

7:05 am-4:00 pm

2 stops10h 55m

Hilo Intl

Mon 2/23

8:54 am-8:50 pm

1 stop9h 56m

$304

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/20

10:30 am-7:04 pm

1 stop10h 34m

Hilo Intl

Thu 1/22

4:43 pm-9:35 am

2 stops14h 52m

$324

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 1/23

5:40 pm-7:04 am

1 stop15h 24m

Hilo Intl

Thu 1/29

6:44 pm-5:31 am

1 stop8h 47m

$331

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 1/26

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Tue 1/27

5:59 pm-5:31 am

1 stop9h 32m

$334

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 2/14

8:30 am-8:23 pm

2 stops13h 53m

Hilo Intl

Mon 2/23

8:54 am-8:50 pm

1 stop9h 56m

$341

PortlandHilo

PDX - ITO

PDXITO

Portland

Sun 2/1

10:34 am-8:29 pm

2 stops11h 55m

Hilo Intl

Wed 2/4

5:59 pm-9:35 am

2 stops13h 36m

$342

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 1/26

10:30 am-5:29 pm

1 stop8h 59m

Hilo Intl

Wed 1/28

8:59 am-10:46 pm

2 stops11h 47m

$344

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 $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 $698 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 18% 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 December 2025, prices for Portland to Hilo flights are approximately 15% cheaper 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

Fastest flight time	8h 59m
Direct flights	None

The fastest flight from Portland to Hilo takes 8h 59m

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 59m.
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 December 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 (63% of total bookings). The next most popular airlines are Hawaiian Airlines (27%) and Southwest (10%).

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 11,506 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $413	Free Cancellation	Rating 7.8 2,822 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $489	Free Cancellation	Rating 8.0 4,253 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.