$800 Cheap Flights from Busan (PUS) to Portland (PWM)

View $800 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from Busan to Portland (PUS-PWM)

Prices were available within the past 7 days and start at $800 for one-way flights and $1,524 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Sat, Oct 18 - Sat, Oct 25
PUS
Busan
PWM
Portland
$1,524 Roundtrip, found 4 days ago
$1,524
Roundtrip
found 4 days ago
Select China Airlines flight, departing Sat, Oct 18 from Busan to Portland, returning Sat, Oct 25, priced at $1,524 found 4 days ago
Korean Air
Sat, Oct 18 - Mon, Oct 20
PUS
Busan
PWM
Portland
$1,780 Roundtrip, found 4 days ago
$1,780
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sat, Oct 18 from Busan to Portland, returning Mon, Oct 20, priced at $1,780 found 4 days ago
Delta
Sat, Oct 18 - Mon, Oct 27
PUS
Busan
PWM
Portland
$1,780 Roundtrip, found 4 days ago
$1,780
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Oct 18 from Busan to Portland, returning Mon, Oct 27, priced at $1,780 found 4 days ago
Delta
Fri, Oct 17 - Sat, Oct 18
PUS
Busan
PWM
Portland
$1,819 Roundtrip, found 4 days ago
$1,819
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Oct 17 from Busan to Portland, returning Sat, Oct 18, priced at $1,819 found 4 days ago
Korean Air
Sun, Oct 19 - Sat, Oct 25
PUS
Busan
PWM
Portland
$1,832 Roundtrip, found 4 days ago
$1,832
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sun, Oct 19 from Busan to Portland, returning Sat, Oct 25, priced at $1,832 found 4 days ago
Korean Air
Sat, Oct 18 - Fri, Oct 24
PUS
Busan
PWM
Portland
$1,832 Roundtrip, found 4 days ago
$1,832
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sat, Oct 18 from Busan to Portland, returning Fri, Oct 24, priced at $1,832 found 4 days ago
Delta
Sat, Oct 18 - Wed, Oct 22
PUS
Busan
PWM
Portland
$1,859 Roundtrip, found 4 days ago
$1,859
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Oct 18 from Busan to Portland, returning Wed, Oct 22, priced at $1,859 found 4 days ago
Jeju Air
Fri, Oct 17 - Sat, Oct 18
PUS
Busan
PWM
Portland
$2,054 Roundtrip, found 4 days ago
$2,054
Roundtrip
found 4 days ago
Select Jeju Air flight, departing Fri, Oct 17 from Busan to Portland, returning Sat, Oct 18, priced at $2,054 found 4 days ago
Jeju Air
Fri, Oct 17 - Sat, Oct 18
PUS
Busan
PWM
Portland
$2,067 Roundtrip, found 4 days ago
$2,067
Roundtrip
found 4 days ago
Select Jeju Air flight, departing Fri, Oct 17 from Busan to Portland, returning Sat, Oct 18, priced at $2,067 found 4 days ago
Korean Air
Sat, Oct 18 - Sun, Oct 19
PUS
Busan
PWM
Portland
$2,105 Roundtrip, found 4 days ago
$2,105
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sat, Oct 18 from Busan to Portland, returning Sun, Oct 19, priced at $2,105 found 4 days ago

Frequently asked questions

How much does a flight from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM) cost?
Secure a cheap one-way flight from $800 or cheap return flight from $1,524 from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)?
The cheapest month to fly from PUS to PWM is October, when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)?
To find the cheapest airline that'll fly you from PUS to PWM, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)?
Nonstop flights from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM) 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 PUS to PWM?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)?
Opt for a flight from Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM) last-minute?
Holding off until just before your trip to book your flight from PUS to PWM generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a PUS to PWM flight and hotel package?
Securing a PUS to PWM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our wide range of stays and then add activities, flights and car rentals 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 Gimhae Airport (PUS) to Portland Intl. Jetport Airport (PWM)?
If you booked your PUS to PWM flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Origin airport
Gimhae
Destination airport
Portland Intl. Jetport
Roundtrip price
$1,523
Distance
6857 mi

Book with confidence

Busan to Portland Flights

The cheapest times to fly from Busan 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 Busan to Portland are during the month of October. You can find some of the cheapest flights from Busan to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Busan to Portland

Sunday is one of the best days to book for cheap flights from Busan 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 Busan 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 Busan to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $800 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 Busan 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 Busan 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.

 

Busan to Portland Flights

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*Available to One Key members.