HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$1,327+ Cheap flights from Adelaide (ADL) to Portland (PDX)

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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — PDX
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Adelaide to Portland 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 Adelaide to Portland

Cheapest flights from Adelaide to Portland
Explore the most affordable flight options available from Adelaide to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 3/136:10 am
ADL
-
PDX
2 stops35h 55m
United Airlines
Fri 3/202:05 pm
PDX
-
ADL
2 stops48h 55m
United Airlines
Deal found 1/27$1,327
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/42:55 pm
ADL
-
PDX
1 stop18h 28m
United Airlines
Sun 2/811:59 pm
PDX
-
ADL
2 stops39h 01m
United Airlines
Deal found 1/27$1,338
This Qantas Airways deal was found by Cheapflights users on 1/27. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/137:50 am
ADL
-
PDX
2 stops23h 05m
Multiple Airlines
Fri 3/205:38 pm
PDX
-
ADL
3 stops26h 32m
Multiple Airlines
Deal found 1/27$2,139

Find flight deals from Adelaide to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,327
(United Airlines)
Provider with most accurate pricing for Adelaide-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Adelaide-Portland flights.
Search Deals
From Adelaide to Portland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Adelaide 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 January 28, 2026.
Use the filters below to find and compare flights from Adelaide to Portland that are best for you.

Fly from

Adelaide

Fly to

Portland

Route

Depart

Return

Price

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Fri 3/13

6:10 am-12:35 am

2 stops35h 55m

Portland

Fri 3/20

2:05 pm-8:30 am

2 stops48h 55m

$1,327

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Fri 3/13

7:50 am-1:25 pm

2 stops23h 05m

Portland

Fri 3/20

5:38 pm-1:40 pm

3 stops26h 32m

$2,139

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Adelaide-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Adelaide-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Adelaide-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Adelaide-Portland flights, Cheapflights users trust FlightHub the most. FlightHub 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 Adelaide-Portland 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 Adelaide to Portland

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

Related info for your journey

Find useful and relevant information for your journey from Adelaide 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 Adelaide to Portland?

    Airlines like United Airlines fly from Adelaide to Portland in about 35h 55m. The time it takes to get you to your destination can typically vary by up to . There are 8275 mi between Adelaide and Portland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Adelaide 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

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.

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.
Site
Cookie settings©2026 Cheapflights