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 74% 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 June 2026, 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.

$224 Cheap Flights from Portland to Hilo in 2026

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.

5:00 am - 12:40 pm

PDX

ITO

10h 40m

1 stop

8:45 pm - 11:40 am

ITO

PDX

11h 55m

1 stop

$316Southwest

Thu, Oct 15 - Thu, Oct 22

6:25 am - 12:35 pm

PDX

ITO

9h 10m

1 stop

8:45 pm - 11:50 am

ITO

PDX

12h 05m

2 stops

$322Southwest

Mon, Sep 21 - Mon, Sep 28

6:25 am - 12:35 pm

PDX

ITO

9h 10m

1 stop

8:45 pm - 10:15 am

ITO

PDX

10h 30m

1 stop

$336Southwest

Mon, Sep 14 - Mon, Sep 21

6:25 am - 12:35 pm

PDX

ITO

9h 10m

1 stop

8:45 pm - 3:25 pm

ITO

PDX

15h 40m

2 stops

$342Southwest

Mon, Sep 14 - Mon, Sep 21

6:35 am - 2:30 pm

PDX

ITO

10h 55m

2 stops

8:45 pm - 11:40 am

ITO

PDX

11h 55m

1 stop

$382Southwest

Tue, Sep 22 - Thu, Oct 1

8:00 am - 2:25 pm

PDX

ITO

9h 25m

1 stop

5:58 pm - 6:14 am

ITO

PDX

9h 16m

1 stop

$387Alaska Airlines

Mon, Sep 14 - Wed, Sep 23

5:00 am - 12:40 pm

PDX

ITO

10h 40m

1 stop

8:00 am - 11:15 pm

ITO

PDX

12h 15m

2 stops

$392Southwest

Thu, Oct 15 - Thu, Oct 22

5:00 am - 1:20 pm

PDX

ITO

10h 20m

1 stop

6:00 am - 7:35 pm

ITO

PDX

11h 35m

2 stops

$393Southwest

Thu, Nov 5 - Thu, Nov 12

8:00 am - 3:13 pm

PDX

ITO

10h 13m

1 stop

7:44 pm - 10:52 am

ITO

PDX

12h 08m

2 stops

$397Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

11:48 am - 9:54 pm

PDX

ITO

13h 06m

2 stops

6:00 am - 9:55 pm

ITO

PDX

12h 55m

2 stops

$407Multiple Airlines

Tue, Sep 15 - Wed, Sep 23

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Sep 14

PDX8:00 amPortland

9h 25m

1 stop

ITO2:25 pmHilo Intl

Sep 23

ITO5:58 pmHilo Intl

9h 16m

1 stop

PDX6:14 amPortland

$387

Alaska Airlines

Sep 13

PDX8:00 amPortland

10h 13m

1 stop

ITO3:13 pmHilo Intl

Sep 21

ITO6:49 pmHilo Intl

8h 25m

1 stop

PDX6:14 amPortland

$417

Alaska Airlines

Sep 15

PDX8:00 amPortland

10h 13m

1 stop

ITO3:13 pmHilo Intl

Sep 21

ITO7:44 pmHilo Intl

7h 30m

1 stop

PDX6:14 amPortland

$418

United Airlines flights from Portland to Hilo

Our best United Airlines deals on Portland to Hilo flight tickets

United Airlines

Jul 9

PDX8:35 amPortland

10h 40m

2 stops

ITO4:15 pmHilo Intl

Jul 13

ITO8:45 pmHilo Intl

10h 35m

2 stops

PDX10:20 amPortland

$989

United Airlines

Jul 11

PDX5:15 amPortland

15h 12m

2 stops

ITO5:27 pmHilo Intl

Jul 18

ITO8:45 pmHilo Intl

17h 59m

2 stops

PDX5:44 pmPortland

$1,042

United Airlines

Jul 10

PDX5:15 amPortland

14h 00m

3 stops

ITO4:15 pmHilo Intl

Jul 14

ITO8:45 pmHilo Intl

10h 35m

2 stops

PDX10:20 amPortland

$1,063

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 10/15

5:00 am-12:40 pm

1 stop10h 40m

Hilo Intl

Thu 10/22

8:45 pm-11:40 am

1 stop11h 55m

$316

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/21

6:25 am-12:35 pm

1 stop9h 10m

Hilo Intl

Mon 9/28

8:45 pm-11:50 am

2 stops12h 05m

$322

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/14

6:25 am-12:35 pm

1 stop9h 10m

Hilo Intl

Mon 9/21

8:45 pm-10:15 am

1 stop10h 30m

$336

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/14

6:25 am-12:35 pm

1 stop9h 10m

Hilo Intl

Mon 9/21

8:45 pm-3:25 pm

2 stops15h 40m

$342

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 9/22

6:35 am-2:30 pm

2 stops10h 55m

Hilo Intl

Thu 10/1

8:45 pm-11:40 am

1 stop11h 55m

$382

Quickest round-trip

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/14

8:00 am-2:25 pm

1 stop9h 25m

Hilo Intl

Wed 9/23

5:58 pm-6:14 am

1 stop9h 16m

$387

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 10/15

5:00 am-12:40 pm

1 stop10h 40m

Hilo Intl

Thu 10/22

8:00 am-11:15 pm

2 stops12h 15m

$392

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 11/5

5:00 am-1:20 pm

1 stop10h 20m

Hilo Intl

Thu 11/12

6:00 am-7:35 pm

2 stops11h 35m

$393

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 10/13

8:00 am-3:13 pm

1 stop10h 13m

Hilo Intl

Tue 10/20

7:44 pm-10:52 am

2 stops12h 08m

$397

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 9/15

11:48 am-9:54 pm

2 stops13h 06m

Hilo Intl

Wed 9/23

6:00 am-9:55 pm

2 stops12h 55m

$407

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 January is, on average, the cheapest month to fly to Hilo from Portland, with most prices found around $452. If you’re not able to fly to Hilo in January, then May is your next best option. Flight prices from Portland to Hilo during May average around $470.

Can stopping save me money on Portland to Hilo flights?

You could potentially save up to 31% on your flight if you consider stops on a Portland to Hilo flight.

How have Portland to Hilo flight prices changed over time?

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	7h 27m
Direct flights	None

The fastest flight from Portland to Hilo takes 7h 27m

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

Search flight deals

Frequently asked questions about flying from Portland to Hilo

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 27m.
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 June 2026, 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 (70% of total bookings). The next most popular airlines are Southwest (16%) and Hawaiian Airlines (13%).

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
Hawaiian Airlines	PriceFrom $288	Free Cancellation	Rating 7.8 2,826 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $331	Free Cancellation	Rating 7.9 4,246 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $338	Free Cancellation	Rating 7.9 12,585 reviews	Search Alaska Airlines flights

Mountain View

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.