$911 Cheap Flights from Ishigaki (ISG) to Portland (PDX)

View $911 flight on Thu, Mar 5, 2026Opens in a new window

Popular airlines from Painushima Airport (ISG) to Portland International Airport (PDX)

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Cheap Flights from Ishigaki to Portland (ISG-PDX)

Prices were available within the past 7 days and start at $911 for one-way flights and $2,055 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,055 Roundtrip, found 2 hours ago
$2,055
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,055 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,086 Roundtrip, found 2 hours ago
$2,086
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,086 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,087 Roundtrip, found 2 hours ago
$2,087
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,087 found 2 hours ago
Japan Transocean Air
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,091 Roundtrip, found 2 hours ago
$2,091
Roundtrip
found 2 hours ago
Select Japan Transocean Air flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,091 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,099 Roundtrip, found 2 hours ago
$2,099
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,099 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,100 Roundtrip, found 2 hours ago
$2,100
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,100 found 2 hours ago
Japan Transocean Air
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,104 Roundtrip, found 2 hours ago
$2,104
Roundtrip
found 2 hours ago
Select Japan Transocean Air flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,104 found 2 hours ago
All Nippon Airways
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,129 Roundtrip, found 2 hours ago
$2,129
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,129 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,140 Roundtrip, found 2 hours ago
$2,140
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,140 found 2 hours ago
Japan Airlines
Mon, Dec 1 - Thu, Dec 25
ISG
Ishigaki
PDX
Portland
$2,153 Roundtrip, found 2 hours ago
$2,153
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Mon, Dec 1 from Ishigaki to Portland, returning Thu, Dec 25, priced at $2,153 found 2 hours ago

Frequently asked questions

How much does a flight from Painushima Airport (ISG) to Portland Intl. Airport (PDX) cost?
Secure a cheap one-way flight from $911 or cheap return flight from $2,055 from Painushima Airport (ISG) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Painushima Airport (ISG) to Portland Intl. Airport (PDX)?
The cheapest month to fly from ISG to PDX is December, when there's less demand. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Painushima Airport (ISG) to Portland Intl. Airport (PDX)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ISG to PDX flight.
How many flights per day from Painushima Airport (ISG) to Portland Intl. Airport (PDX)?
Direct flights from Painushima Airport (ISG) to Portland Intl. Airport (PDX) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ISG to PDX?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Painushima Airport (ISG) to Portland Intl. Airport (PDX)?
To avoid possible delays on the Painushima Airport (ISG) to Portland Intl. Airport (PDX) route, travel before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Painushima Airport (ISG) to Portland Intl. Airport (PDX) last-minute?
Booking your ticket from ISG to PDX shortly before your journey is generally more expensive. However, if there's some wiggle room with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book an ISG to PDX flight and hotel package?
Booking an ISG to PDX flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Painushima Airport (ISG) to Portland Intl. Airport (PDX)?
In most cases, you can modify or cancel your ISG to PDX flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Painushima
Destination airport
Portland Intl.
Roundtrip price
$2,055
Distance
6042 mi

Book with confidence

Book with confidence

Ishigaki to Portland Flights

The cheapest times to fly from Ishigaki to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ishigaki to Portland are during the month of December. You can find some of the cheapest flights from Ishigaki to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ishigaki to Portland

Sunday is one of the best days to book for cheap flights from Ishigaki to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ishigaki to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ishigaki to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $911 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ishigaki to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ishigaki to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ishigaki to Portland Flights

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Explore a world of travel with Expedia

*Available to One Key members.