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$1,217+ Cheap flights from Portland (PDX) to Adelaide (ADL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ADL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Portland to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Adelaide (ADL). 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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,476
(Aunt Betty)
Provider with most accurate pricing for Portland-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Adelaide flights.
Search Deals
From Portland to Adelaide
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Find flight deals from Portland to Adelaide

Cheapest flights from Portland to Adelaide
Explore the most affordable flight options available from Portland to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Fareboom deal was found by Cheapflights users on 4/16. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:35 amPDX - ADL
2 stops37h 50mMultiple Airlines
Wed 9/108:00 pmADL - PDX
2 stops50h 30mMultiple Airlines
Deal found 4/16$1,217
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:18 amPDX - ADL
3 stops52h 52mQatar Airways
Wed 5/219:40 pmADL - PDX
2 stops39h 02mQatar Airways
Deal found 4/16$2,073
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/31:45 pmPDX - ADL
2 stops28h 40mAir New Zealand
Wed 9/1011:55 amADL - PDX
2 stops23h 11mAir New Zealand
Deal found 4/16$2,827
This AranGrant deal was found by Cheapflights users on 4/16. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:00 pmPDX - ADL
3 stops37h 00mFiji Airways
Wed 9/108:55 amADL - PDX
3 stops29h 05mFiji Airways
Deal found 4/16$7,794
This Booking.com deal was found by Cheapflights users on 4/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:00 amPDX - ADL
3 stops35h 25mANA
Wed 9/104:30 pmADL - PDX
3 stops38h 42mANA
Deal found 4/16$8,767
This AranGrant deal was found by Cheapflights users on 4/16. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:45 pmPDX - ADL
2 stops28h 50mQantas Airways
Wed 9/1012:45 pmADL - PDX
2 stops24h 16mQantas Airways
Deal found 4/16$21,912

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Adelaide 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 April 17, 2025.
Use the filters below to find and compare flights from Portland to Adelaide that are best for you.

Fly from

Portland

Fly to

Adelaide

Route

Depart

Return

Price

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Sun 6/1

9:40 pm-8:55 am

3 stops42h 45m

Adelaide

Sun 6/8

4:30 pm-9:55 pm

2 stops21h 55m

$1,476

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Wed 5/14

9:18 am-6:40 am

3 stops52h 52m

Adelaide

Wed 5/21

9:40 pm-8:12 pm

2 stops39h 02m

$2,073

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Portland to Adelaide

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Adelaide in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Adelaide flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Adelaide

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

What is the cheapest time of day to fly from PDX to ADL?

Find hourly flight availability from Portland to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

One of the essential ways to save on airfare from Portland to Adelaide is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 20% on airfare.

Rainfall in Adelaide by month

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

In terms of precipitation, rainfall in Adelaide ranges from 0.4 - 2.4 inches per month. July is typically the wettest month, when rainfall can reach 2.4 in. January is typically the driest time to visit Adelaide when rainfall is around 0.4 in.

Temperature in Adelaide by month

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

If weather is an important factor for your trip to Adelaide, use this chart to help with planning. For those seeking warmer temperatures, January 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 June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. 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 Adelaide. Reviews last updated April 17, 2025.
Qatar Airways
7.4
Good
3,554 reviews

Comfort

7.4

Overall

7.4

Food

7.3

Crew

7.9

Boarding

7.5

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.
Qatar Airways
7.4
Good
3,554 reviews
Qatar Airways
7.4
Good
3,554 reviews

Comfort

7.4

Overall

7.4

Food

7.3

Crew

7.9

Boarding

7.5

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2025

DFW - DOH

Probably one of the best flights I’ve had. Superb service! They made economy feel like first class.

Related info for your journey

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

  • What is the cheapest airline to fly from Portland to Adelaide round-trip?

    Flying on Qatar Airways is currently your cheapest option to Adelaide, with prices starting at $2,073.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland to Adelaide (average of $1,214). Flying from Portland to Adelaide in December is currently the most expensive (average of $2,057). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Glenelg

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Top airline flying from Portland to Adelaide

Discover the top airline that operate flights from Portland to Adelaide. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,455Average$1,644FlexibilityNo cancel feeOn-time69%

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