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Cheap flights from Adelaide to Portland from $1,780

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Portland departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Adelaide to Portland

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
17:10 - 13:44
ADL
-
PDX
37h 04m
2 stops
Qantas Airways Logo
14:39 - 11:05
PDX
-
ADL
27h 56m
2 stops
$1,780Qantas Airways
Mon, 10 Aug - Mon, 17 Aug
Qantas Airways Logo
12:40 - 23:59
ADL
-
PDX
27h 49m
2 stops
Qantas Airways Logo
14:39 - 11:05
PDX
-
ADL
27h 56m
2 stops
$1,782Qantas Airways
Mon, 10 Aug - Mon, 17 Aug
Multiple Airlines Logo
19:45 - 22:00
ADL
-
PDX
42h 45m
3 stops
Multiple Airlines Logo
17:36 - 10:55
PDX
-
ADL
24h 49m
2 stops
$2,020Multiple Airlines
Mon, 10 Aug - Mon, 17 Aug
Multiple Airlines Logo
19:45 - 22:00
ADL
-
PDX
42h 45m
3 stops
Multiple Airlines Logo
17:36 - 10:55
PDX
-
ADL
24h 49m
2 stops
$2,084Multiple Airlines
Mon, 10 Aug - Mon, 17 Aug
Multiple Airlines Logo
18:30 - 16:47
ADL
-
PDX
38h 47m
3 stops
Multiple Airlines Logo
17:37 - 08:05
PDX
-
ADL
45h 58m
3 stops
$3,818Multiple Airlines
Mon, 10 Aug - Mon, 17 Aug
Multiple Airlines Logo
19:45 - 16:47
ADL
-
PDX
37h 32m
3 stops
Multiple Airlines Logo
07:19 - 11:55
PDX
-
ADL
36h 06m
3 stops
$3,820Multiple Airlines
Mon, 10 Aug - Mon, 17 Aug

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Qantas Airways flights from Adelaide to Portland

Our best Qantas Airways deals on Adelaide to Portland flight tickets
Qantas Airways
10 Aug
ADL17:10Adelaide
37h 04m
2 stops
PDX13:44Portland
17 Aug
PDX14:39Portland
27h 56m
2 stops
ADL11:05Adelaide
$1,780
Qantas Airways
10 Aug
ADL12:40Adelaide
27h 49m
2 stops
PDX23:59Portland
17 Aug
PDX14:39Portland
27h 56m
2 stops
ADL11:05Adelaide
$1,782

momondo Fare Finder

 
Customise 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, momondo users made 78,305 searches. Data last updated 30 June 2026.
Use the filters below to find and compare flights from Adelaide to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

17:10-13:44

2 stops37h 04m

Portland

Mon 17/8

14:39-11:05

2 stops27h 56m

$1,780
Fastest return journey

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

12:40-23:59

2 stops27h 49m

Portland

Mon 17/8

14:39-11:05

2 stops27h 56m

$1,782

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

19:45-22:00

3 stops42h 45m

Portland

Mon 17/8

17:36-10:55

2 stops24h 49m

$2,020

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

19:45-22:00

3 stops42h 45m

Portland

Mon 17/8

17:36-10:55

2 stops24h 49m

$2,084

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

18:30-16:47

3 stops38h 47m

Portland

Mon 17/8

17:37-08:05

3 stops45h 58m

$3,818

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 10/8

19:45-16:47

3 stops37h 32m

Portland

Mon 17/8

07:19-11:55

3 stops36h 06m

$3,820

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Adelaide to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Adelaide to Portland (ADL to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Portland

Fastest flight time

37h 04m

Direct flights

None
The fastest flight from Adelaide to Portland takes 37h 04m
There are no direct flights from Adelaide to Portland. There are no popular flight routes from Adelaide to Portland.
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Frequently asked questions about flying from Adelaide to Portland

  • How far is Adelaide to Portland by plane?

    Portland is 13302.2 km away from Adelaide. In terms of flight time, this usually takes a little over 37h 04m.

  • When did momondo last update prices for flights from Adelaide Airport to Portland Airport?

    Prices for flights from Adelaide Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Adelaide Airport to Portland Airport?

  • How old do you have to be to fly from Adelaide Airport to Portland Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Adelaide Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Adelaide to Portland?

Best airlines flying from Adelaide to Portland

Compare and see reviews for airlines that fly from Adelaide to Portland with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,649Free cancellationRating
7.4
9,898 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,672Free cancellationRating
7.5
1,054 reviews
Search Qantas Airways flights

Frequently asked questions about flying from Adelaide to Portland

  • How do I get Price Alerts for flights from Adelaide to Portland?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Adelaide from Portland. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Adelaide to Portland with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Portland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Adelaide to Portland . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Adelaide to Portland with flexible booking policies on momondo?

All flight searches from Adelaide to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Adelaide to Portland?

momondo provides multiple filters to help you find the best flight to Portland from Adelaide. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Adelaide to Portland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Portland from Adelaide. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland trip

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Qantas Airways
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