What airlines fly to Hilo?

Alaska Airlines, Southwest 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 69% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 4 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 November 2026, there are 2 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.

$256 Cheap Flights from Portland to Hilo in 2026/27

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.

7:00 am - 6:20 pmPDX Portland-ITO Hilo Intl

13h 20m1 stop Kahului

2:53 pm - 5:40 amITO Hilo Intl-PDX Portland

12h 47m1 stop Honolulu

$457Multiple Airlines

Tue, Jan 5 - Tue, Jan 12

6:33 am - 6:19 pmPDX Portland-ITO Hilo Intl

13h 46m2 stops Los Angeles Kahului

6:51 pm - 6:01 amITO Hilo Intl-PDX Portland

9h 10m1 stop Honolulu

$467Multiple Airlines

Tue, Dec 15 - Tue, Dec 22

7:00 am - 2:21 pmPDX Portland-ITO Hilo Intl

9h 21m1 stop Honolulu

6:00 am - 8:34 pmITO Hilo Intl-PDX Portland

12h 34m2 stops Honolulu San Diego

$496Multiple Airlines

Tue, Jan 26 - Thu, Feb 4

7:00 am - 3:21 pmPDX Portland-ITO Hilo Intl

10h 21m1 stop Honolulu

6:54 pm - 5:40 amITO Hilo Intl-PDX Portland

8h 46m1 stop Honolulu

$497Multiple Airlines

Mon, Jan 25 - Wed, Jan 27

7:00 am - 1:23 pmPDX Portland-ITO Hilo Intl

8h 23m1 stop Honolulu

6:24 pm - 5:40 amITO Hilo Intl-PDX Portland

9h 16m1 stop Honolulu

$501Multiple Airlines

Sun, Jan 10 - Wed, Jan 20

7:00 am - 3:21 pmPDX Portland-ITO Hilo Intl

10h 21m1 stop Honolulu

7:30 pm - 5:40 amITO Hilo Intl-PDX Portland

8h 10m1 stop Honolulu

$501Multiple Airlines

Sun, Jan 10 - Thu, Jan 21

5:59 pm - 7:03 amPDX Portland-ITO Hilo Intl

15h 04m1 stop Honolulu

7:30 pm - 5:40 amITO Hilo Intl-PDX Portland

8h 10m1 stop Honolulu

$501Multiple Airlines

Tue, Jan 26 - Thu, Feb 4

7:00 am - 2:21 pmPDX Portland-ITO Hilo Intl

9h 21m1 stop Honolulu

6:54 pm - 5:40 amITO Hilo Intl-PDX Portland

8h 46m1 stop Honolulu

$501Multiple Airlines

Mon, Jan 11 - Thu, Jan 21

11:25 am - 8:45 pmPDX Portland-ITO Hilo Intl

11h 20m2 stops Oakland Honolulu

5:45 pm - 9:40 amITO Hilo Intl-PDX Portland

13h 55m2 stops Honolulu Phoenix Sky Harbor Intl

$511Southwest

Tue, Jan 26 - Thu, Feb 4

7:20 am - 9:50 pmPDX Portland-ITO Hilo Intl

16h 30m2 stops Oakland Honolulu

6:00 am - 7:20 pmITO Hilo Intl-PDX Portland

11h 20m2 stops Honolulu San Jose

$511Southwest

Wed, Dec 2 - Wed, Dec 9

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 3:22 pmPDX Portland-ITO Hilo Intl

10h 22m1 stop Honolulu

6:00 am - 6:42 pmITO Hilo Intl-PDX Portland

10h 42m2 stops Honolulu Los Angeles

$676Multiple Airlines

Sun, Nov 15 - Mon, Dec 14

5:05 am - 1:22 pmPDX Portland-ITO Hilo Intl

10h 17m2 stops Seattle/Tacoma Intl Honolulu

6:00 am - 6:42 pmITO Hilo Intl-PDX Portland

10h 42m2 stops Honolulu Los Angeles

$686Multiple Airlines

Sun, Nov 15 - Mon, Dec 14

7:00 am - 1:22 pmPDX Portland-ITO Hilo Intl

8h 22m1 stop Honolulu

6:00 am - 3:53 pmITO Hilo Intl-PDX Portland

7h 53m1 stop Honolulu

$696Multiple Airlines

Sun, Nov 15 - Sat, Dec 12

10:30 am - 5:47 pmPDX Portland-ITO Hilo Intl

9h 17m1 stop Honolulu

8:45 pm - 9:27 amITO Hilo Intl-PDX Portland

10h 42m2 stops Honolulu San Francisco

$706Multiple Airlines

Sun, Nov 15 - Fri, Dec 11

7:00 am - 2:22 pmPDX Portland-ITO Hilo Intl

9h 22m1 stop Honolulu

8:45 pm - 9:27 amITO Hilo Intl-PDX Portland

10h 42m2 stops Honolulu San Francisco

$706Multiple Airlines

Sun, Nov 15 - Sun, Dec 13

10:30 am - 4:27 pmPDX Portland-ITO Hilo Intl

7h 57m1 stop Honolulu

8:45 pm - 9:27 amITO Hilo Intl-PDX Portland

10h 42m2 stops Honolulu San Francisco

$706Multiple Airlines

Sun, Nov 15 - Sat, Dec 12

7:00 am - 1:22 pmPDX Portland-ITO Hilo Intl

8h 22m1 stop Honolulu

7:30 pm - 9:33 amITO Hilo Intl-PDX Portland

12h 03m2 stops Honolulu Los Angeles

$741Multiple Airlines

Sun, Nov 15 - Tue, Dec 15

5:00 am - 1:20 pmPDX Portland-ITO Hilo Intl

10h 20m1 stop Las Vegas Harry Reid Intl

6:55 pm - 12:05 pmITO Hilo Intl-PDX Portland

15h 10m2 stops Honolulu Phoenix Sky Harbor Intl

$765Southwest

Thu, Nov 12 - Thu, Nov 19

5:10 am - 6:10 pmPDX Portland-ITO Hilo Intl

15h 00m2 stops Phoenix Sky Harbor Intl Honolulu

6:55 pm - 12:05 pmITO Hilo Intl-PDX Portland

15h 10m2 stops Honolulu Phoenix Sky Harbor Intl

$770Southwest

Thu, Nov 12 - Thu, Nov 19

10:30 am - 5:47 pmPDX Portland-ITO Hilo Intl

9h 17m1 stop Honolulu

7:30 pm - 6:05 amITO Hilo Intl-PDX Portland

8h 35m1 stop Honolulu

$785Multiple Airlines

Fri, Nov 13 - Tue, Nov 17

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Southwest flights from Portland to Hilo

Our best Southwest deals on Portland to Hilo flight tickets

Southwest

Jan 11

PDX11:25 amPortland

11h 25m

2 stops

ITO8:50 pmHilo Intl

Jan 18

ITO5:45 pmHilo Intl

17h 55m

2 stops

PDX1:40 pmPortland

$517

Southwest

Dec 14

PDX1:15 pmPortland

10h 35m

2 stops

ITO9:50 pmHilo Intl

Dec 21

ITO11:35 amHilo Intl

11h 40m

2 stops

PDX1:15 amPortland

$534

Southwest

Apr 10

PDX6:10 amPortland

9h 25m

1 stop

ITO12:35 pmHilo Intl

Apr 17

ITO8:40 pmHilo Intl

10h 10m

1 stop

PDX9:50 amPortland

$538

United Airlines flights from Portland to Hilo

Our best United Airlines deals on Portland to Hilo flight tickets

United Airlines

Nov 18

PDX7:10 amPortland

16h 47m

2 stops

ITO9:57 pmHilo Intl

Dec 13

ITO12:39 pmHilo Intl

10h 04m

2 stops

PDX12:43 amPortland

$1,031

United Airlines

Nov 11

PDX7:10 amPortland

11h 17m

2 stops

ITO4:27 pmHilo Intl

Nov 18

ITO8:45 pmHilo Intl

13h 37m

2 stops

PDX12:22 pmPortland

$1,155

United Airlines

Nov 20

PDX5:30 amPortland

15h 25m

2 stops

ITO6:55 pmHilo Intl

Nov 24

ITO7:36 amHilo Intl

13h 10m

2 stops

PDX10:46 pmPortland

$3,506

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Tue 1/5

7:00 am-6:20 pm

1 stop13h 20m

Hilo Intl

Tue 1/12

2:53 pm-5:40 am

1 stop12h 47m

$457

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Tue 12/15

6:33 am-6:19 pm

2 stops13h 46m

Hilo Intl

Tue 12/22

6:51 pm-6:01 am

1 stop9h 10m

$467

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Tue 1/26

7:00 am-2:21 pm

1 stop9h 21m

Hilo Intl

Thu 2/4

6:00 am-8:34 pm

2 stops12h 34m

$496

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Mon 1/25

7:00 am-3:21 pm

1 stop10h 21m

Hilo Intl

Wed 1/27

6:54 pm-5:40 am

1 stop8h 46m

$497

Quickest round-trip

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Sun 1/10

7:00 am-1:23 pm

1 stop8h 23m

Hilo Intl

Wed 1/20

6:24 pm-5:40 am

1 stop9h 16m

$501

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Sun 1/10

7:00 am-3:21 pm

1 stop10h 21m

Hilo Intl

Thu 1/21

7:30 pm-5:40 am

1 stop8h 10m

$501

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Tue 1/26

5:59 pm-7:03 am

1 stop15h 04m

Hilo Intl

Thu 2/4

7:30 pm-5:40 am

1 stop8h 10m

$501

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Mon 1/11

7:00 am-2:21 pm

1 stop9h 21m

Hilo Intl

Thu 1/21

6:54 pm-5:40 am

1 stop8h 46m

$501

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Tue 1/26

11:25 am-8:45 pm

2 stops11h 20m

Hilo Intl

Thu 2/4

5:45 pm-9:40 am

2 stops13h 55m

$511

PortlandHilo

PDX Portland - ITO Hilo Intl

PDXITO

Portland

Wed 12/2

7:20 am-9:50 pm

2 stops16h 30m

Hilo Intl

Wed 12/9

6:00 am-7:20 pm

2 stops11h 20m

$511

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 $412. 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 17% on your flight if you consider stops on a Portland to Hilo flight.

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

Best Price Found	$256
Fastest flight time	9h 22m
Direct flights	None

The best one-way flight to Hilo from Portland in the past 72 hours is $256. The best round-trip flight deal from Portland to Hilo found on momondo in the last 72 hours is $457.

The fastest flight from Portland to Hilo takes 9h 22m

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 9h 22m.
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 November 2026, there are 2 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 Southwest (59% of total bookings). The next most popular airline is Alaska Airlines (41%).

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
Southwest	PriceFrom $331	Free Cancellation	Rating 8.0 4,215 reviews		Search Southwest flights
Alaska Airlines	PriceFrom $368	Free Cancellation	Rating 7.9 13,156 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.