What airlines fly to Hilo?

Alaska Airlines, United Airlines and Hawaiian 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?

Southwest and Alaska 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 July 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.

$198 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 - 1:20 pm

PDX

ITO

10h 20m

1 stop

9:25 pm - 10:40 am

ITO

PDX

11h 15m

1 stop

$316Southwest

Mon, Nov 2 - Mon, Nov 2

5:00 am - 1:20 pm

PDX

ITO

10h 20m

1 stop

9:25 pm - 10:55 am

ITO

PDX

11h 30m

2 stops

$322Southwest

Mon, Nov 2 - Mon, Nov 2

2:45 pm - 6:20 pm

PDX

ITO

29h 35m

1 stop

8:45 pm - 4:33 pm

ITO

PDX

17h 48m

1 stop

$388Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

2:45 pm - 6:20 pm

PDX

ITO

29h 35m

1 stop

4:49 pm - 10:33 am

ITO

PDX

15h 44m

2 stops

$398Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

6:47 am - 5:27 pm

PDX

ITO

12h 40m

2 stops

9:26 am - 11:10 pm

ITO

PDX

11h 44m

2 stops

$407Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

6:25 am - 12:35 pm

PDX

ITO

9h 10m

1 stop

8:45 pm - 10:15 am

ITO

PDX

10h 30m

1 stop

$416Southwest

Thu, Aug 6 - Mon, Aug 10

7:00 am - 6:17 pm

PDX

ITO

14h 17m

1 stop

8:30 am - 11:30 pm

ITO

PDX

12h 00m

2 stops

$417Multiple Airlines

Wed, Jul 29 - Wed, Aug 12

6:25 am - 12:35 pm

PDX

ITO

9h 10m

1 stop

8:45 pm - 11:50 am

ITO

PDX

12h 05m

2 stops

$422Southwest

Thu, Aug 6 - Mon, Aug 10

5:00 am - 3:13 pm

PDX

ITO

13h 13m

2 stops

8:30 am - 11:30 pm

ITO

PDX

12h 00m

2 stops

$427Multiple Airlines

Wed, Jul 29 - Wed, Aug 12

1:15 pm - 9:50 pm

PDX

ITO

10h 35m

2 stops

6:55 pm - 9:35 am

ITO

PDX

12h 40m

2 stops

$431Southwest

Tue, Nov 3 - Tue, Nov 17

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Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets

Alaska Airlines

Sep 12

PDX5:35 pmPortland

18h 18m

1 stop

ITO8:53 amHilo Intl

Sep 19

ITO6:00 amHilo Intl

7h 12m

1 stop

PDX4:12 pmPortland

$547

Alaska Airlines

Nov 23

PDX7:20 amPortland

7h 54m

1 stop

ITO1:14 pmHilo Intl

Nov 26

ITO7:44 pmHilo Intl

8h 16m

1 stop

PDX6:00 amPortland

$625

Alaska Airlines

Aug 2

PDX5:32 pmPortland

7h 27m

1 stop

ITO9:59 pmHilo Intl

Aug 8

ITO7:44 pmHilo Intl

7h 27m

1 stop

PDX6:11 amPortland

$647

United Airlines flights from Portland to Hilo

Our best United Airlines deals on Portland to Hilo flight tickets

United Airlines

Jul 22

PDX5:15 amPortland

16h 57m

3 stops

ITO7:12 pmHilo Intl

Aug 5

ITO8:45 pmHilo Intl

17h 02m

2 stops

PDX4:47 pmPortland

$1,063

United Airlines

Jul 22

PDX5:15 amPortland

16h 57m

3 stops

ITO7:12 pmHilo Intl

Aug 5

ITO8:45 pmHilo Intl

17h 02m

2 stops

PDX4:47 pmPortland

$1,069

United Airlines

Jul 17

PDX5:15 amPortland

14h 00m

3 stops

ITO4:15 pmHilo Intl

Jul 20

ITO7:44 pmHilo Intl

11h 36m

2 stops

PDX10:20 amPortland

$1,078

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 11/2

5:00 am-1:20 pm

1 stop10h 20m

Hilo Intl

Mon 11/2

9:25 pm-10:40 am

1 stop11h 15m

$316

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 11/2

5:00 am-1:20 pm

1 stop10h 20m

Hilo Intl

Mon 11/2

9:25 pm-10:55 am

2 stops11h 30m

$322

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 11/4

2:45 pm-6:20 pm

1 stop29h 35m

Hilo Intl

Wed 11/11

8:45 pm-4:33 pm

1 stop17h 48m

$388

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 11/4

2:45 pm-6:20 pm

1 stop29h 35m

Hilo Intl

Wed 11/11

4:49 pm-10:33 am

2 stops15h 44m

$398

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 11/4

6:47 am-5:27 pm

2 stops12h 40m

Hilo Intl

Wed 11/11

9:26 am-11:10 pm

2 stops11h 44m

$407

Quickest round-trip

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 8/6

6:25 am-12:35 pm

1 stop9h 10m

Hilo Intl

Mon 8/10

8:45 pm-10:15 am

1 stop10h 30m

$416

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 7/29

7:00 am-6:17 pm

1 stop14h 17m

Hilo Intl

Wed 8/12

8:30 am-11:30 pm

2 stops12h 00m

$417

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 8/6

6:25 am-12:35 pm

1 stop9h 10m

Hilo Intl

Mon 8/10

8:45 pm-11:50 am

2 stops12h 05m

$422

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 7/29

5:00 am-3:13 pm

2 stops13h 13m

Hilo Intl

Wed 8/12

8:30 am-11:30 pm

2 stops12h 00m

$427

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 11/3

1:15 pm-9:50 pm

2 stops10h 35m

Hilo Intl

Tue 11/17

6:55 pm-9:35 am

2 stops12h 40m

$431

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 43% 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 July 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 (67% of total bookings). The next most popular airlines are Southwest (18%) and Hawaiian Airlines (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
Hawaiian Airlines	PriceFrom $288	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $331	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $338	Free Cancellation	Rating 7.9 12,641 reviews	Search Alaska 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.