Cheap Flights to Oregon from ₩207,500

View ₩207,500 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines to Oregon

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Sun Country Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Oregon?

Prices were available within the past 7 days and start at ₩207,500 for one-way flights and ₩325,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Apr 14 - Sat, Apr 18
ONT
Ontario
PDX
Portland
₩325,100 Roundtrip, found 2 days ago
₩325,100
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Apr 14 from Ontario to Portland, returning Sat, Apr 18, priced at ₩325,100 found 2 days ago
Hawaiian Airlines
Tue, Apr 14 - Sat, Apr 18
ONT
Ontario
PDX
Portland
₩355,000 Roundtrip, found 2 days ago
₩355,000
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Apr 14 from Ontario to Portland, returning Sat, Apr 18, priced at ₩355,000 found 2 days ago
Delta
Tue, Apr 14 - Sat, Apr 18
ONT
Ontario
PDX
Portland
₩417,600 Roundtrip, found 2 days ago
₩417,600
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Apr 14 from Ontario to Portland, returning Sat, Apr 18, priced at ₩417,600 found 2 days ago
United
Tue, Apr 14 - Sat, Apr 18
ONT
Ontario
PDX
Portland
₩429,500 Roundtrip, found 2 days ago
₩429,500
Roundtrip
found 2 days ago
Select United flight, departing Tue, Apr 14 from Ontario to Portland, returning Sat, Apr 18, priced at ₩429,500 found 2 days ago
Hawaiian Airlines
Tue, Mar 31 - Sat, Apr 11
ONT
Ontario
ALW
Walla Walla
₩823,000 Roundtrip, found 6 days ago
₩823,000
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, Mar 31 from Ontario to Walla Walla, returning Sat, Apr 11, priced at ₩823,000 found 6 days ago
Air Canada
Fri, Oct 16 - Mon, Nov 16
ICN
Seoul
PDX
Portland
₩845,600 Roundtrip, found 1 day ago
₩845,600
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Oct 16 from Seoul to Portland, returning Mon, Nov 16, priced at ₩845,600 found 1 day ago
American Airlines
Sat, Jul 25 - Mon, Jul 27
ONT
Ontario
PDX
Portland
₩979,200 Roundtrip, found 18 hours ago
₩979,200
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Sat, Jul 25 from Ontario to Portland, returning Mon, Jul 27, priced at ₩979,200 found 18 hours ago
Alaska Airlines
Wed, Mar 25 - Thu, Mar 26
ONT
Ontario
ALW
Walla Walla
₩1,048,600 Roundtrip, found 6 days ago
₩1,048,600
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Mar 25 from Ontario to Walla Walla, returning Thu, Mar 26, priced at ₩1,048,600 found 6 days ago
Korean Air
Mon, Sep 7 - Wed, Oct 7
ICN
Seoul
PDX
Portland
₩1,296,200 Roundtrip, found 1 day ago
₩1,296,200
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Sep 7 from Seoul to Portland, returning Wed, Oct 7, priced at ₩1,296,200 found 1 day ago
Hawaiian Airlines
Fri, Apr 3 - Tue, Apr 7
ICN
Seoul
PSC
Pasco
₩1,624,200 Roundtrip, found 4 days ago
₩1,624,200
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Apr 3 from Seoul to Pasco, returning Tue, Apr 7, priced at ₩1,624,200 found 4 days ago

Trending flights to Oregon

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Oct 16 - Mon, Nov 16
ICN
Seoul
PDX
Portland
₩845,600 Roundtrip, found 1 day ago
₩845,600
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Oct 16 from Seoul to Portland, returning Mon, Nov 16, priced at ₩845,600 found 1 day ago

Frequently asked questions

How do I find cheap flights to Oregon that have flexible change policies?
When it comes to traveling these days, flexibility is crucial. That's why we have a "No change fee" filter to help you locate flexible and cheap airfares to Oregon. It's to the left of your screen just below the "Flexible change policies" subheading.
Which airlines fly to Oregon?
Whether you're on your way to someplace new or returning to a favorite stomping ground, the following airlines will fly you into or near Oregon:

  • Alaska Airlines - 3,052 flights to or near Oregon each month, including 2,614 flights to Portland Intl. Airport (PDX) and 255 flights to Robert's Field Airport (RDM) per month.
  • Delta Air Lines - 1,109 flights to or near Oregon each month, including 814 flights to Portland Intl. Airport (PDX) and 147 flights to Robert's Field Airport (RDM) per month.
  • United Airlines - 966 flights to or near Oregon each month, including 632 flights to Portland Intl. Airport (PDX) and 182 flights to Robert's Field Airport (RDM) per month.

How can I find cheap tickets to Oregon?
In the last seven days, ₩325,100 was the lowest price for a flight to Oregon. If you'd love to save even more, book well in advance and be flexible with your travel dates. Search for your airfare to Oregon, then check out prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Oregon?
You could have purchased a round-trip airfare to Oregon from anywhere between ₩325,100 and ₩1,624,200 in the last seven days. For one-way journeys departing from Ontario (ONT), the lowest amount paid during this period was ₩207,500.
What are the most popular airports to fly into in Oregon?
You've got a number of choices in Oregon. Once you've worked out what city you want to visit in the region, selecting one of these leading airports will be a piece of cake:

  • Portland Intl. Airport (PDX) - 5,648 flights per month.
  • Mahlon Sweet Field Airport (EUG) - 741 flights per month.
  • Robert's Field Airport (RDM) - 654 flights per month.

When is the cheapest time to fly to Oregon?
Leave for Oregon early on in the week and you'll usually be rewarded with lower fares. Tuesday is known for being the cheapest day to fly out, followed closely by Monday. If you're eager to avoid the costliest flights, stay away from Saturdays.
How much is a plane ticket to Oregon?
Plane tickets ranged from just ₩325,100 to ₩1,624,200 over the last seven days. When you're ready to book, we're here to help you pick up an amazing deal to Oregon.
What is the best time to go to Oregon?
A popular time to visit Oregon, as well as the top city of Portland, is during the lively months of March, May and August. Summer in this part of the world begins June 20, and you can look forward to average temperatures of between 50ºF and 80ºF if you visit then. This warmer weather is perfect for strolling around this city's sights.
What months are the cheapest to book a flight to Oregon?
February is the best month to lock in a seat for your Oregon getaway. Airfares cost the most throughout the month of December, so avoid this time if you can.

Book with confidence

About Oregon

Expedia offers flights to Oregon to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Oregon or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Oregon

Explore a world of travel with Expedia

*Available to Expedia members.