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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
30 Nov — 7 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Portland are usually found in October or August, booked 38 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Find flight deals from Sydney to Portland
Enter your travel dates to find the best prices.
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 31 October 2025.
Mon 3/1106:30SYD - PDX
2 stops21h 45mMultiple Airlines
Tue 18/1109:50PDX - SYD
1 stop28h 45mMultiple Airlines
Deal found 30/10$1,238
Mon 3/1111:20SYD - PDX
1 stop24h 52mAmerican Airlines
Tue 18/1117:42PDX - SYD
1 stop20h 18mAmerican Airlines
Deal found 30/10$1,291
Wed 5/1117:45SYD - PDX
2 stops24h 41mAmerican Airlines
Wed 12/1112:00PDX - SYD
2 stops26h 00mAmerican Airlines
Deal found 30/10$1,302
Mon 1/1217:45SYD - PDX
2 stops21h 07mMultiple Airlines
Wed 31/1217:48PDX - SYD
1 stop20h 12mMultiple Airlines
Deal found 30/10$1,305
Mon 3/1112:10SYD - PDX
2 stops24h 42mUnited Airlines
Tue 18/1112:55PDX - SYD
2 stops25h 10mUnited Airlines
Deal found 30/10$1,317
Sat 29/1108:30SYD - PDX
2 stops19h 45mAir Canada
Mon 8/1215:15PDX - SYD
1 stop23h 20mAir Canada
Deal found 29/10$1,374
Thu 25/1221:40SYD - PDX
1 stop18h 29mAlaska Airlines
Wed 31/1218:09PDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 29/10$1,395
Sat 29/1106:20SYD - PDX
2 stops21h 55mMultiple Airlines
Mon 8/1219:00PDX - SYD
2 stops32h 15mMultiple Airlines
Deal found 29/10$1,406
Thu 25/1221:40SYD - PDX
1 stop18h 29mAlaska Airlines
Tue 30/1210:35PDX - SYD
2 stops38h 10mAlaska Airlines
Deal found 29/10$1,434
Sat 29/1109:00SYD - PDX
2 stops19h 15mAir Canada
Sat 6/1219:00PDX - SYD
1 stop19h 35mAir Canada
Deal found 29/10$1,445
Best flights from Sydney to Portland
Discover carefully curated flight deals from Sydney to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.
Mon 1/1217:45SYD - PDX
1 stop21h 39mMultiple Airlines
Wed 31/1217:48PDX - SYD
1 stop20h 12mMultiple Airlines
Deal found 30/10$1,305
Sat 29/1108:30SYD - PDX
2 stops19h 45mAir Canada
Sat 6/1215:15PDX - SYD
1 stop23h 20mAir Canada
Deal found 29/10$1,451
Thu 25/1221:40SYD - PDX
1 stop18h 29mAlaska Airlines
Tue 30/1207:00PDX - SYD
1 stop17h 45mAlaska Airlines
Deal found 29/10$1,460
Wed 24/1214:00SYD - PDX
2 stops22h 37mUnited Airlines
Wed 31/1212:54PDX - SYD
2 stops25h 21mUnited Airlines
Deal found 29/10$1,611
Sat 29/1117:45SYD - PDX
1 stop23h 40mAmerican Airlines
Sat 6/1211:45PDX - SYD
2 stops24h 40mAmerican Airlines
Deal found 29/10$1,613
Sat 29/1111:20SYD - PDX
1 stop24h 52mMultiple Airlines
Sat 6/1221:30PDX - SYD
1 stop40h 30mMultiple Airlines
Deal found 29/10$1,573
Thu 25/1214:00SYD - PDX
1 stop23h 48mUnited Airlines
Sat 3/119:45PDX - SYD
1 stop39h 35mUnited Airlines
Deal found 29/10$1,611
Wed 24/1214:00SYD - PDX
1 stop19h 46mUnited Airlines
Tue 30/1215:54PDX - SYD
1 stop19h 26mUnited Airlines
Deal found 29/10$1,611
Last-minute flights from Sydney to Portland
Discover last-minute flight deals from Sydney to Portland. Data last updated 31 October 2025 and is based on user searches.
Sun 2/1109:55SYD - PDX
2 stops25h 55mMultiple Airlines
Mon 17/1114:50PDX - SYD
2 stops22h 55mMultiple Airlines
Deal found 29/10$1,506
Mon 3/1106:30SYD - PDX
2 stops21h 45mMultiple Airlines
Tue 18/1109:50PDX - SYD
1 stop28h 45mMultiple Airlines
Deal found 30/10$1,238
Mon 3/1111:20SYD - PDX
1 stop24h 52mAmerican Airlines
Tue 18/1117:42PDX - SYD
1 stop20h 18mAmerican Airlines
Deal found 30/10$1,291
Mon 3/1112:10SYD - PDX
2 stops24h 42mUnited Airlines
Tue 18/1112:55PDX - SYD
2 stops25h 10mUnited Airlines
Deal found 30/10$1,317
Wed 5/1111:20SYD - PDX
2 stops26h 49mAmerican Airlines
Wed 12/1112:00PDX - SYD
2 stops26h 00mAmerican Airlines
Deal found 31/10$1,285
Sat 29/1108:30SYD - PDX
2 stops19h 45mAir Canada
Mon 8/1215:15PDX - SYD
1 stop23h 20mAir Canada
Deal found 29/10$1,374
Sat 29/1106:20SYD - PDX
2 stops21h 55mMultiple Airlines
Mon 8/1219:00PDX - SYD
2 stops32h 15mMultiple Airlines
Deal found 29/10$1,406
Sat 29/1109:00SYD - PDX
2 stops19h 15mAir Canada
Sat 6/1219:00PDX - SYD
1 stop19h 35mAir Canada
Deal found 29/10$1,445
Sat 29/1109:00SYD - PDX
2 stops19h 15mMultiple Airlines
Sat 6/1219:00PDX - SYD
2 stops31h 45mMultiple Airlines
Deal found 29/10$1,524
One-way flights from Sydney to Portland
Search for one-way flight options from Sydney to Portland. Find affordable one-way fares based on user searches. Data last updated 31 October 2025.
Mon 23/313:55SYD - PDX
2 stops28h 39mAir New Zealand
Deal found 30/10$911
Thu 13/1113:55SYD - PDX
2 stops21h 55mMultiple Airlines
Deal found 29/10$921
Thu 13/1113:55SYD - PDX
2 stops19h 51mAir New Zealand
Deal found 30/10$924
Wed 12/1114:00SYD - PDX
2 stops21h 50mMultiple Airlines
Deal found 30/10$955
Mon 23/310:25SYD - PDX
1 stop16h 50mAir Canada
Deal found 30/10$1,083
Wed 12/1117:00SYD - PDX
2 stops22h 50mQantas Airways
Deal found 29/10$1,084
Wed 4/316:15SYD - PDX
2 stops26h 44mQantas Airways
Deal found 30/10$1,087
Wed 25/308:00SYD - PDX
2 stops19h 15mAir Canada
Deal found 30/10$1,093
Mon 23/311:15SYD - PDX
3 stops44h 04mMultiple Airlines
Deal found 30/10$1,109
Thu 13/1121:40SYD - PDX
1 stop26h 54mAlaska Airlines
Deal found 29/10$1,110
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 31 October 2025.
Customise 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 647,157 searches. Data last updated 31 October 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
Mon 1/12
17:45-20:24
1 stop21h 39m
Portland
Wed 31/12
17:48-09:00
1 stop20h 12m
$1,305
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Sat 29/11
08:30-09:15
2 stops19h 45m
Portland
Sat 6/12
15:15-09:35
1 stop23h 20m
$1,451
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Thu 25/12
21:40-21:09
1 stop18h 29m
Portland
Tue 30/12
07:00-19:45
1 stop17h 45m
$1,460
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Sat 29/11
11:20-17:12
1 stop24h 52m
Portland
Sat 6/12
21:30-09:00
1 stop40h 30m
$1,573
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Wed 24/12
14:00-17:37
2 stops22h 37m
Portland
Wed 31/12
12:54-09:15
2 stops25h 21m
$1,611
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Thu 25/12
14:00-18:48
1 stop23h 48m
Portland
Sat 3/1
19:45-06:20
1 stop39h 35m
$1,611
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Wed 24/12
14:00-14:46
1 stop19h 46m
Portland
Tue 30/12
15:54-06:20
1 stop19h 26m
$1,611
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Sat 29/11
17:45-22:25
1 stop23h 40m
Portland
Sat 6/12
11:45-07:25
2 stops24h 40m
$1,613
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Mon 23/3
13:55-00:34
2 stops28h 39m
$911
SydneyPortland
SYD - PDX
SYDPDX
Sydney Kingsford Smith
Thu 13/11
13:55-16:50
2 stops21h 55m
$921
Flights are sorted by cheapest return flights first.
Deals found on 30/10
Showing 1-10 of 14 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 return 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
Prices
More
How far ahead should I book a flight from Sydney to Portland?
Use this chart to determine the optimal time to book a return flight from Sydney to Portland. Price data was last updated on 24 October 2025.
Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Sydney to Portland?
Currently, March is the cheapest month in which you can book a flight from Sydney to Portland (average of $739). Flying from Sydney to Portland in July is currently the most expensive (average of $1,471). 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 31 October 2025.
When flying from Sydney to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 49% versus a flight in the evening.
How much does it cost for a return flight from Sydney to Portland?
What’s the top stopover airport for flights from Sydney to Portland?
Share of one-stop return flights from Sydney to Portland chosen by Cheapflights users in the past 12 months, using the same stopover each way.
San Francisco (SFO) – chosen by Cheapflights users on 39% of one-stop itineraries from Sydney to Portland on Cheapflights.
What’s the fastest stopover option from Sydney to Portland?
Shortest average travel time for one-stop one-way flights from Sydney to Portland, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Vancouver (YVR) have the shortest average one-way travel time for one-stop routes: 17h 52m.
What’s the fastest stopover option from Sydney to Portland?
Shortest average travel time for one-stop one-way flights from Sydney to Portland, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Vancouver (YVR) have the shortest average one-way travel time for one-stop routes: 17h 52m.
Which airport typically offers the quickest stopover for flights from Sydney to Portland?
Average stopover duration for one-stop one-way flights from Sydney to Portland, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Vancouver (YVR) offer the fastest connection on this route, with an average stopover time of 2h 19m.
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 31 October 2025.
Read reviews from past customers who have flown with Air New Zealand, Hawaiian Airlines, andQantas Airways
from Sydney to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
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.
How long is the flight from Sydney to Portland?
Air Canada can get you from Sydney to Portland in just under 19h 45m. Your travel time can differ by up to . There are 12350 km between Sydney and Portland.
What are the cheapest airlines flying from Sydney to Portland round-trip?
Currently priced at $1,204, United Airlines will fly you from Sydney to Portland and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Hawaiian Airlines - these airlines can fly you to your destination from $1,210 and $1,218, respectively. These flights start at 28% lower than the current average price 3 months from now.
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, March is the cheapest month in which you can book a flight from Sydney to Portland (average of $739). Flying from Sydney to Portland in July is currently the most expensive (average of $1,471). 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.
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
Discover the top 8 airlines that operate flights from Sydney to Portland. 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 647,157 searches. Data last updated 31 October 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to Portland?
Cheapflights helps you search for flights from Sydney to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Sydney to Portland?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Portland for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Sydney to Portland with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Portland, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Sydney to Portland become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portland from Sydney today and book when prices fit your budget.
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.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.