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$480+ Cheap flights from Sydney (SYD) to Portland (PDX)

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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to Portland are usually found in October or March, booked 38 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Sydney to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$925
(Kiwi.com)

One-way from

$480
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$1,113
From Sydney Kingsford Smith to Portland
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One-way flight from Sydney Kingsford Smith to Portland
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Highest demand for flights based on searches. 12% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Sydney to Portland

Cheapest flights from Sydney to Portland
Explore the most affordable flight options available from Sydney to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/34:20 pmSYD - PDX
1 stop22h 50mMultiple Airlines
Sat 8/97:00 amPDX - SYD
2 stops38h 40mMultiple Airlines
Deal found 6/11$925
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 8/109:40 pmSYD - PDX
1 stop25h 15mAlaska Airlines
Fri 8/157:30 amPDX - SYD
1 stop19h 15mAlaska Airlines
Deal found 6/11$940
This Hawaiian Airlines deal was found by Cheapflights users on 6/12. 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 8/109:40 pmSYD - PDX
1 stop25h 15mHawaiian Airlines
Fri 8/155:35 pmPDX - SYD
1 stop33h 10mHawaiian Airlines
Deal found 6/12$958
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:20 amSYD - PDX
1 stop17h 10mAir Canada
Sat 8/93:25 pmPDX - SYD
2 stops26h 15mAir Canada
Deal found 6/12$966
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 6/169:25 amSYD - PDX
1 stop18h 45mDelta
Tue 6/173:38 pmPDX - SYD
2 stops21h 57mDelta
Deal found 6/11$971
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:10 amSYD - PDX
1 stop21h 15mQantas Airways
Sat 8/92:56 pmPDX - SYD
1 stop23h 09mQantas Airways
Deal found 6/12$1,051
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 6/1510:20 amSYD - PDX
2 stops40h 22mUnited Airlines
Mon 6/1612:54 pmPDX - SYD
2 stops25h 06mUnited Airlines
Deal found 6/10$1,249
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/811:50 amSYD - PDX
2 stops23h 56mANA
Tue 7/1510:05 amPDX - SYD
2 stops40h 10mANA
Deal found 6/11$1,255
This KAYAK deal was found by Cheapflights users on 6/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/109:10 amSYD - PDX
3 stops24h 15mAir Tahiti Nui
Fri 8/157:35 pmPDX - SYD
3 stops26h 35mAir Tahiti Nui
Deal found 6/12$1,699
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 6/269:10 amSYD - PDX
2 stops31h 12mAmerican Airlines
Fri 7/1112:59 amPDX - SYD
1 stop36h 56mAmerican Airlines
Deal found 6/12$2,133
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:55 pmSYD - PDX
3 stops40h 42mTurkish Airlines
Sat 8/97:37 amPDX - SYD
3 stops66h 23mTurkish Airlines
Deal found 6/10$2,654

Cheapflights Fare Finder

Customize your flight search to find flights from Sydney to Portland 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 June 12, 2025.
Use the filters below to find and compare flights from Sydney to Portland that are best for you.

Fly from

Sydney

Fly to

Portland

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/3

4:20 pm-10:10 pm

1 stop22h 50m

Portland

Sat 8/9

7:00 am-2:40 pm

2 stops38h 40m

$925

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/10

9:40 pm-5:55 am

1 stop25h 15m

Portland

Fri 8/15

7:30 am-7:45 pm

1 stop19h 15m

$940

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/10

9:40 pm-5:55 am

1 stop25h 15m

Portland

Fri 8/15

5:35 pm-7:45 pm

1 stop33h 10m

$958

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/3

9:20 am-9:30 am

1 stop17h 10m

Portland

Sat 8/9

3:25 pm-10:40 am

2 stops26h 15m

$966

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 7/27

9:25 am-3:59 pm

2 stops23h 34m

Portland

Sun 8/3

2:10 pm-6:35 am

2 stops23h 25m

$1,012

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/3

9:10 am-1:25 pm

1 stop21h 15m

Portland

Sat 8/9

2:56 pm-7:05 am

1 stop23h 09m

$1,051

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 7/8

11:50 am-6:46 pm

2 stops23h 56m

Portland

Tue 7/15

10:05 am-7:15 pm

2 stops40h 10m

$1,255

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/10

9:10 am-4:25 pm

3 stops24h 15m

Portland

Fri 8/15

7:35 pm-3:10 pm

3 stops26h 35m

$1,699

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 6/26

9:10 am-11:22 pm

2 stops31h 12m

Portland

Fri 7/11

12:59 am-6:55 am

1 stop36h 56m

$2,133

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/3

8:55 pm-8:37 pm

3 stops40h 42m

Portland

Sat 8/9

7:37 am-7:00 pm

3 stops66h 23m

$2,654

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 18 results
1
2

Best time to book a flight from Sydney to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Sydney 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 Sydney to Portland

How far ahead should I book a flight from Sydney to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Portland. Price data was last updated on June 9, 2025.

The price you pay for your flight from Sydney to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to Portland?

Currently, November is the cheapest month in which you can book a flight from Sydney to Portland (average of $277). Flying from Sydney to Portland in March is currently the most expensive (average of $368). 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 SYD to PDX?

Find hourly flight availability from Sydney to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from Sydney to Portland by exploring options for tickets in the morning.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated June 12, 2025.
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very good
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very good
882 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Alaska Airlines
8.0
Very good
10,000 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very good
7,946 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Hawaiian Airlines
7.9
Good
2,494 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Entertainment

7.3

Boarding

8.7

Overall

8.7

Comfort

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Sydney to Portland round-trip?

    Our cheapest airline available from Sydney to Portland is Alaska Airlines. Our recent data shows that you can find tickets from as low as $940 on this airline. Additional options worth looking into are Hawaiian Airlines and Air Canada, starting at $958 and $966 round-trip. Alaska Airlines is priced at 20% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Sydney to Portland one-way?

    $563 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $611 and $663, respectively.

  • Can I find deals for flights from Sydney to Portland that include hotel bookings?

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

  • How can I find direct flights from Sydney to Portland?

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

  • Can I find deals for business class flights from Sydney to Portland?

    Yes. Cheapflights offers flight deals from Sydney to Portland 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 Sydney to Portland?

    Currently, November is the cheapest month in which you can book a flight from Sydney to Portland (average of $277). Flying from Sydney to Portland in March is currently the most expensive (average of $368). 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

Traveling to a place near Sydney?

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