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$229+ Cheap flights from Portland to Hilo (PDX - ITO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ITO
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Hilo Intl are usually found in September or October, booked 76 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from Portland to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$326
(Alaska Airlines)

One-way from

$229
(Hawaiian Airlines)

Popular in

March

Cheapest in

September

Average price

$827
Provider with most accurate pricing for Portland-Hilo Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Hilo Intl flights.
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From Portland to Hilo Intl
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One-way flight from Portland to Hilo Intl
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Highest demand for flights based on searches. 7% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Portland to Hilo

Cheapest flights from Portland to Hilo
Explore the most affordable flight options available from Portland to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:15 amPDX - ITO
1 stop12h 24mAlaska Airlines
Wed 12/178:30 pmITO - PDX
1 stop17h 48mAlaska Airlines
Deal found 11/19$443
This Alaska Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2510:30 amPDX - ITO
1 stop10h 43mAlaska Airlines
Mon 12/157:44 pmITO - PDX
2 stops11h 52mAlaska Airlines
Deal found 11/20$519
This Hawaiian Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:00 amPDX - ITO
1 stop10h 17mAlaska Airlines
Tue 12/95:59 pmITO - PDX
1 stop9h 26mAlaska Airlines
Deal found 11/20$654
This Alaska Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:15 amPDX - ITO
1 stop12h 24mAlaska Airlines
Mon 12/83:50 pmITO - PDX
1 stop11h 35mAlaska Airlines
Deal found 11/18$662
This Alaska Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:48 amPDX - ITO
2 stops12h 28mAlaska Airlines
Fri 12/59:00 pmITO - PDX
1 stop17h 22mAlaska Airlines
Deal found 11/18$672
This Southwest deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:40 amPDX - ITO
2 stops13h 30mSouthwest
Sun 12/76:55 pmITO - PDX
2 stops13h 55mSouthwest
Deal found 11/20$674
This Hawaiian Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:00 amPDX - ITO
1 stop8h 22mAlaska Airlines
Sun 12/77:44 pmITO - PDX
1 stop7h 41mAlaska Airlines
Deal found 11/20$687

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 21, 2025.
Use the filters below to find and compare flights from Portland to Hilo that are best for you.

Fly from

Portland

Fly to

Hilo

Route

Depart

Return

Price

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 1/23

5:40 pm-7:04 am

1 stop15h 24m

Hilo Intl

Thu 1/29

1:42 pm-5:31 am

1 stop13h 49m

$340

PortlandHilo

PDX - ITO

PDXITO

Portland

Fri 1/9

10:52 am-10:34 pm

2 stops13h 42m

Hilo Intl

Thu 1/15

7:44 pm-9:29 am

2 stops11h 45m

$350

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 1/14

7:18 am-5:45 pm

2 stops12h 27m

Hilo Intl

Wed 1/21

4:43 pm-9:35 am

2 stops14h 52m

$377

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/13

7:10 am-5:29 pm

2 stops12h 19m

Hilo Intl

Tue 1/20

7:44 pm-9:35 am

2 stops11h 51m

$378

PortlandHilo

PDX - ITO

PDXITO

Portland

Wed 1/28

5:51 pm-4:13 pm

2 stops24h 22m

Hilo Intl

Tue 2/3

8:59 am-8:50 pm

1 stop9h 51m

$384

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/27

7:10 am-5:29 pm

2 stops12h 19m

Hilo Intl

Wed 1/28

7:44 pm-5:31 am

1 stop7h 47m

$395

PortlandHilo

PDX - ITO

PDXITO

Portland

Thu 1/8

7:10 am-5:29 pm

2 stops12h 19m

Hilo Intl

Fri 1/16

8:59 am-8:50 pm

1 stop9h 51m

$399

PortlandHilo

PDX - ITO

PDXITO

Portland

Tue 1/27

10:30 am-7:04 pm

1 stop10h 34m

Hilo Intl

Wed 1/28

7:44 pm-5:31 am

1 stop7h 47m

$430

PortlandHilo

PDX - ITO

PDXITO

Portland

Sat 1/10

9:38 am-5:29 pm

1 stop9h 51m

$229

PortlandHilo

PDX - ITO

PDXITO

Portland

Sun 4/26

7:25 am-9:56 pm

2 stops17h 31m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 16 results
1
2

Compare providers for flights from Portland to Hilo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Hilo in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Hilo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Hilo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Hilo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Hilo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Hilo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Hilo

How far ahead should I book a flight from Portland to Hilo?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Hilo. Price data was last updated on November 14, 2025.

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Hilo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Hilo?

Currently, February is the cheapest month in which you can book a flight from Portland to Hilo (average of $205). Flying from Portland to Hilo in July is currently the most expensive (average of $531). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Portland to Hilo?

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hilo. Reviews last updated November 21, 2025.
Read through reviews of airlines operating flights from Portland to Hilo, such as Alaska Airlines, Southwest, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,326 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Alaska Airlines
8.0
Very good
11,326 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Southwest
8.0
Very good
4,251 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Hawaiian Airlines
7.8
Good
2,811 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.

Related info for your journey

Find useful and relevant information for your journey from Portland to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Hilo?

    There are many flights that can get you from Portland to Hilo in 15h 24m. Fly via Alaska Airlines to get the fastest option. The distance between Portland and Hilo is about 2566 mi.

  • What are the cheapest airlines flying from Portland to Hilo round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Hilo, with prices starting at $308. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Southwest, with the lowest prices starting at $450 and $489, respectively. Alaska Airlines is priced at 55% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Portland to Hilo that include hotel bookings?

    Yes. In addition to deals on Portland to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Hilo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Hilo.

  • Can I find deals for business class flights from Portland to Hilo?

    Yes. Cheapflights offers flight deals from Portland to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Hilo?

    Currently, February is the cheapest month in which you can book a flight from Portland to Hilo (average of $205). Flying from Portland to Hilo in July is currently the most expensive (average of $531). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Portland to Hilo

Discover the top 3 airlines that operate flights from Portland to Hilo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$308Average$678FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$450Average$801FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$489Average$602FlexibilityNo cancel feeOn-time63%

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