HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oregon

$415+ Cheap flights from Australia to Oregon

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Australia to Oregon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Australia to Oregon

Cheapest flights from Australia to Oregon
Explore the most affordable flight options available from Australia to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:40 amBNE - PDX
1 stop25h 08mUnited Airlines
Tue 1/67:52 pmPDX - BNE
1 stop17h 38mUnited Airlines
Deal found 12/15$723
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:40 amBNE - BOI
2 stops39h 21mUnited Airlines
Fri 1/302:20 pmBOI - BNE
1 stop24h 10mUnited Airlines
Deal found 12/16$846
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:00 pmMEL - PDX
1 stop24h 48mUnited Airlines
Fri 1/27:45 pmPDX - MEL
1 stop19h 15mUnited Airlines
Deal found 12/16$877
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:10 amMEL - PDX
1 stop19h 51mDelta
Thu 1/17:55 pmPDX - MEL
1 stop41h 05mDelta
Deal found 12/16$884
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1811:30 amMEL - PDX
2 stops27h 13mUnited Airlines
Wed 1/71:35 pmPDX - MEL
2 stops26h 30mUnited Airlines
Deal found 12/15$1,104
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:10 amMEL - PDX
2 stops25h 06mDelta
Wed 12/315:30 amPDX - MEL
2 stops31h 30mDelta
Deal found 12/16$1,110
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:00 pmMEL - PDX
1 stop24h 48mUnited Airlines
Thu 1/111:59 pmPDX - MEL
2 stops38h 31mUnited Airlines
Deal found 12/16$1,273
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 12/219:40 pmSYD - PDX
1 stop26h 45mMultiple Airlines
Sat 12/276:09 pmPDX - SYD
2 stops30h 36mMultiple Airlines
Deal found 12/15$1,425
This Hawaiian Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 12/219:40 pmSYD - PDX
1 stop26h 45mAlaska Airlines
Sat 12/277:00 amPDX - SYD
1 stop17h 45mAlaska Airlines
Deal found 12/15$1,491
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:00 pmMEL - PDX
1 stop24h 48mUnited Airlines
Sat 1/33:35 pmPDX - MEL
1 stop23h 25mUnited Airlines
Deal found 12/15$1,495
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:00 pmMEL - PDX
1 stop24h 11mAmerican Airlines
Wed 12/3111:40 amPDX - MEL
2 stops26h 50mAmerican Airlines
Deal found 12/16$1,609
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:40 amSYD - BOI
1 stop20h 47mDelta
Sun 1/42:08 pmBOI - SYD
1 stop22h 42mDelta
Deal found 12/14$1,655

Find flight deals from Australia to Oregon

Keep the following information in mind while searching for Australia to Oregon flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$656
(Booking.com)

One-way from

$415
(Mytrip)

Popular in

January

Cheapest in

October

Average price

$1,225
Provider with most accurate pricing for Sydney Kingsford Smith-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Portland flights.
Search Deals
From Australia to Oregon
Search Deals
One-way flight from Australia to Oregon
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to Oregon 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 December 16, 2025.
Use the filters below to find and compare flights from Australia to Oregon that are best for you.

Fly from

Australia

Fly to

Oregon

Route

Depart

Return

Price

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 2/19

10:45 am-6:30 pm

1 stop25h 45m

Portland

Mon 2/23

7:05 pm-8:45 am

1 stop19h 40m

$697

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 2/19

9:40 am-11:05 pm

1 stop31h 25m

Portland

Mon 2/23

8:30 am-5:00 am

2 stops26h 30m

$704

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Wed 1/28

11:40 am-6:10 pm

2 stops24h 30m

Portland

Wed 2/4

1:24 pm-7:30 am

2 stops24h 06m

$714

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 2/19

11:40 am-11:14 pm

2 stops29h 34m

Portland

Mon 2/23

3:50 pm-7:30 am

1 stop21h 40m

$714

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 2/19

9:40 am-10:36 pm

1 stop29h 56m

Boise Air Term. Gowen Fld

Mon 2/23

1:36 pm-6:30 am

1 stop23h 54m

$837

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 2/19

11:40 am-4:07 pm

1 stop21h 27m

Boise Air Term. Gowen Fld

Mon 2/23

1:44 pm-7:30 am

1 stop24h 46m

$847

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Tue 4/21

10:55 am-12:24 pm

1 stop18h 29m

Portland

Wed 4/29

12:49 pm-8:15 am

2 stops26h 26m

$877

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 12/26

1:00 pm-6:48 pm

1 stop24h 48m

Portland

Fri 1/2

7:45 pm-10:00 am

1 stop19h 15m

$877

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Thu 1/29

1:00 pm-12:33 pm

1 stop18h 33m

Portland

Thu 2/5

5:00 am-9:30 am

2 stops33h 30m

$878

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 12/26

1:00 pm-6:48 pm

1 stop24h 48m

Portland

Thu 1/1

11:59 pm-9:30 am

2 stops38h 31m

$878

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Australia to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Australia 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 Australia to Oregon

What is the cheapest month to book a flight from Australia to Oregon?

Currently, March is the cheapest month in which you can book a flight from Australia to Oregon (average of $498). Flying from Australia to Oregon in May is currently the most expensive (average of $884). 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.

What is the cheapest time of day to fly from AU to OR?

Find hourly flight availability from Australia to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

It’s optimal to fly from Australia to Oregon in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated December 16, 2025.
Read reviews from past customers who have flown United Airlines and Air Canada from Australia to Oregon. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Air Canada
7.1
Good
10,527 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Australia to Oregon. 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 Australia to Oregon?

    There are many flights that can get you from Australia to Oregon in 18h 29m. Fly via Air Canada, American Airlines, or United Airlines to get the fastest option. The distance from Australia to Oregon is about 8111 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Australia to Oregon one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $497. However, be on the lookout for offers from Air Canada and Hawaiian Airlines, as they are both options that can get you from Australia to Oregon for a low price.

  • Can I find deals for flights from Australia to Oregon that include hotel bookings?

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

  • How can I find direct flights from Australia to Oregon?

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

  • Can I find deals for business class flights from Australia to Oregon?

    Yes. Cheapflights offers flight deals from Australia to Oregon 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 Australia to Oregon?

    Currently, March is the cheapest month in which you can book a flight from Australia to Oregon (average of $498). Flying from Australia to Oregon in May is currently the most expensive (average of $884). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Australia to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Los Angeles flights
Melbourne to Los Angeles flights
Papeete to Los Angeles flights
Melbourne to John F Kennedy Intl flights
Sydney to Dallas/Fort Worth flights
Auckland to Los Angeles flights
Melbourne to San Francisco flights
Brisbane to Los Angeles flights
Sydney to Ontario flights
Melbourne to LaGuardia flights
Melbourne to Newark flights
Sydney to Honolulu flights
Sydney to John F Kennedy Intl flights
Sydney to San Francisco flights
Melbourne to Ontario flights
Melbourne to Seattle flights
Sydney to Newark flights
Perth to John F Kennedy Intl flights
Sydney to Las Vegas flights
Sydney to George Bush Intcntl flights
Auckland to John F Kennedy Intl flights
Perth to Newark flights
Sydney to Hobby flights
Sydney to Long Beach flights
Auckland to San Francisco flights
Melbourne to Dulles Intl flights
Sydney to LaGuardia flights
Brisbane to Honolulu flights
Brisbane to Newark flights
Avalon to Los Angeles flights
Brisbane to John F Kennedy Intl flights
Melbourne to Honolulu flights
Melbourne to Dallas/Fort Worth flights
Brisbane to San Francisco flights
Brisbane to LaGuardia flights
Sydney to Seattle flights
Sydney to O'Hare Intl flights
Brisbane to Dallas/Fort Worth flights
Tamuning to Seattle flights
Perth to Los Angeles flights
Auckland to Newark flights
Auckland to Hobby flights
Auckland to Dallas/Fort Worth flights
Tamuning to Honolulu flights
Papeete to Honolulu flights
Auckland to Honolulu flights

Top 2 airlines flying from Australia to Oregon

Discover the top 2 airlines that operate flights from Australia to Oregon. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$757Average$1,373FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$933Average$1,280FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.