Cheap flights from Portland to Hilo from $174

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Hilo departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Alaska Airlines Logo
10:40 am - 4:56 pmPDX-ITO
9h 16m1 stop
Alaska Airlines Logo
6:10 pm - 6:00 amITO-PDX
8h 50m1 stop
$288Alaska Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
Alaska Airlines Logo
1:24 pm - 10:17 pmPDX-ITO
11h 53m2 stops
Alaska Airlines Logo
7:00 pm - 6:00 amITO-PDX
8h 00m1 stop
$298Alaska Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
Alaska Airlines Logo
1:24 pm - 10:17 pmPDX-ITO
11h 53m2 stops
Alaska Airlines Logo
6:10 pm - 8:52 amITO-PDX
11h 42m2 stops
$308Alaska Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
Alaska Airlines Logo
10:40 am - 4:56 pmPDX-ITO
9h 16m1 stop
Alaska Airlines Logo
6:00 am - 4:33 pmITO-PDX
7h 33m1 stop
$318Alaska Airlines
Find Deal
Wed, Sep 24 - Sat, Oct 4
Alaska Airlines Logo
1:24 pm - 10:17 pmPDX-ITO
11h 53m2 stops
Alaska Airlines Logo
5:26 pm - 6:00 amITO-PDX
9h 34m1 stop
$328Alaska Airlines
Find Deal
Sat, Sep 27 - Thu, Oct 2
Alaska Airlines Logo
7:00 am - 5:39 pmPDX-ITO
13h 39m1 stop
Alaska Airlines Logo
5:26 pm - 6:00 amITO-PDX
9h 34m1 stop
$333Alaska Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
Alaska Airlines Logo
1:24 pm - 10:17 pmPDX-ITO
11h 53m2 stops
Alaska Airlines Logo
5:26 pm - 8:52 amITO-PDX
12h 26m2 stops
$338Alaska Airlines
Find Deal
Sat, Sep 27 - Wed, Oct 1
Alaska Airlines Logo
7:04 am - 4:54 pmPDX-ITO
12h 50m2 stops
Alaska Airlines Logo
7:00 pm - 6:00 amITO-PDX
8h 00m1 stop
$343Alaska Airlines
Find Deal
Wed, Aug 13 - Thu, Aug 28
Alaska Airlines Logo
1:24 pm - 10:17 pmPDX-ITO
11h 53m2 stops
Alaska Airlines Logo
9:43 am - 10:40 pmITO-PDX
9h 57m1 stop
$352Alaska Airlines
Find Deal
Sat, Sep 27 - Sun, Sep 28
Alaska Airlines Logo
10:40 am - 4:56 pmPDX-ITO
9h 16m1 stop
Alaska Airlines Logo
5:26 pm - 6:00 amITO-PDX
9h 34m1 stop
$355Alaska Airlines
Find Deal
Tue, Sep 23 - Wed, Oct 1

Alaska Airlines flights from Portland to Hilo

Our best Alaska Airlines deals on Portland to Hilo flight tickets
Alaska Airlines
Sep 25
PDX10:40 amPortland
9h 16m
1 stop
ITO4:56 pmHilo Intl
Sep 29
ITO6:10 pmHilo Intl
8h 50m
1 stop
PDX6:00 amPortland
Alaska Airlines
Sep 2
PDX1:24 pmPortland
11h 53m
2 stops
ITO10:17 pmHilo Intl
Sep 9
ITO7:00 pmHilo Intl
8h 00m
1 stop
PDX6:00 amPortland
Alaska Airlines
Sep 2
PDX1:24 pmPortland
11h 53m
2 stops
ITO10:17 pmHilo Intl
Sep 9
ITO6:10 pmHilo Intl
11h 42m
2 stops
PDX8:52 amPortland

Southwest flights from Portland to Hilo

Our best Southwest deals on Portland to Hilo flight tickets
Southwest
Jul 15
PDX6:15 amPortland
12h 45m
2 stops
ITO4:00 pmHilo Intl
Jul 23
ITO7:55 amHilo Intl
11h 05m
2 stops
PDX10:00 pmPortland
Southwest
Jul 13
PDX5:00 amPortland
12h 30m
2 stops
ITO2:30 pmHilo Intl
Jul 15
ITO6:00 amHilo Intl
12h 55m
2 stops
PDX9:55 pmPortland

See travel insights to Hilo from

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

What is the cheapest month to fly to Hilo?

The month of October is, on average, the cheapest month to fly to Hilo from Portland, with most prices found around $557. If you’re not able to fly to Hilo in October, then January is your next best option. Flight prices from Portland to Hilo during January average around $588.

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 $715 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 $374 on momondo.

Can stopping save me money on Portland to Hilo flights?

You could potentially save up to 3% 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 July 2025, prices for Portland to Hilo flights are approximately 3% more expensive 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

Best Price Found

$174

Fastest flight time

8h 25m

Direct flights

None

Airports in Hilo

1 airport
The best one-way flight to Hilo from Portland in the past 72 hours is $174. The best round-trip flight deal from Portland to Hilo found on momondo in the last 72 hours is $288.
The fastest flight from Portland to Hilo takes 8h 25m
There are no direct flights from Portland to Hilo. Popular non-direct route for this connection is Portland Airport - Hilo Intl Airport.
There is 1 airport near Hilo: Hilo Intl (ITO)

  • 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 25m.

  • 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?

  • 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?


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 AirlinesPriceFrom $308Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $427Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $495Free CancellationRating
7.8
2,564 reviews
Search Hawaiian Airlines flights

Traveling to a place near Hilo?

Book flights to Hilo if you plan to visit one of these locations
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.


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1 adult
Thu 7/17
Thu 7/24

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