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Cheap flights from Adelaide to Portland from $1,852

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 21/8. 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
06:00 - 23:59
ADL
-
PDX
34h 29m
2 stops
Qantas Airways Logo
14:53 - 11:55
PDX
-
ADL
28h 32m
2 stops
$1,852Qantas Airways
Fri, 21 Aug - Fri, 28 Aug
Qantas Airways Logo
14:00 - 23:59
ADL
-
PDX
26h 29m
2 stops
Qantas Airways Logo
13:53 - 09:25
PDX
-
ADL
27h 02m
2 stops
$1,881Qantas Airways
Sat, 22 Aug - Sat, 29 Aug
Qantas Airways Logo
14:00 - 23:59
ADL
-
PDX
26h 29m
2 stops
Qantas Airways Logo
13:53 - 09:25
PDX
-
ADL
27h 02m
2 stops
$1,886Qantas Airways
Sat, 22 Aug - Sat, 29 Aug
Multiple Airlines Logo
06:05 - 16:47
ADL
-
PDX
27h 12m
2 stops
Multiple Airlines Logo
18:03 - 11:05
PDX
-
ADL
24h 32m
2 stops
$1,888Multiple Airlines
Thu, 23 Jul - Tue, 28 Jul
Multiple Airlines Logo
06:05 - 12:08
ADL
-
PDX
22h 33m
2 stops
Multiple Airlines Logo
05:15 - 10:55
PDX
-
ADL
37h 10m
3 stops
$1,896Multiple Airlines
Thu, 23 Jul - Tue, 28 Jul
Virgin Australia Logo
21:50 - 20:54
ADL
-
PDX
39h 34m
2 stops
Virgin Australia Logo
15:43 - 13:45
PDX
-
ADL
29h 32m
2 stops
$1,915Virgin Australia
Sun, 9 Aug - Sat, 15 Aug
Multiple Airlines Logo
18:30 - 20:59
ADL
-
PDX
42h 59m
3 stops
Multiple Airlines Logo
10:33 - 10:55
PDX
-
ADL
31h 52m
2 stops
$2,161Multiple Airlines
Sat, 22 Aug - Sat, 29 Aug
Multiple Airlines Logo
19:45 - 20:59
ADL
-
PDX
41h 44m
3 stops
Multiple Airlines Logo
10:33 - 10:55
PDX
-
ADL
31h 52m
2 stops
$2,187Multiple Airlines
Sat, 22 Aug - Sat, 29 Aug
Multiple Airlines Logo
18:30 - 20:59
ADL
-
PDX
42h 59m
3 stops
Multiple Airlines Logo
05:07 - 22:35
PDX
-
ADL
24h 58m
3 stops
$2,673Multiple Airlines
Sat, 22 Aug - Sat, 29 Aug
Multiple Airlines Logo
18:30 - 20:59
ADL
-
PDX
42h 59m
3 stops
Multiple Airlines Logo
05:07 - 22:35
PDX
-
ADL
24h 58m
3 stops
$2,677Multiple Airlines
Sat, 22 Aug - Sat, 29 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
21 Aug
ADL06:00Adelaide
34h 29m
2 stops
PDX23:59Portland
28 Aug
PDX14:53Portland
28h 32m
2 stops
ADL11:55Adelaide
$1,852
Qantas Airways
22 Aug
ADL14:00Adelaide
26h 29m
2 stops
PDX23:59Portland
29 Aug
PDX13:53Portland
27h 02m
2 stops
ADL09:25Adelaide
$1,881
Qantas Airways
22 Aug
ADL14:00Adelaide
26h 29m
2 stops
PDX23:59Portland
29 Aug
PDX13:53Portland
27h 02m
2 stops
ADL09:25Adelaide
$1,886

Cathay Pacific flights from Adelaide to Portland

Our best Cathay Pacific deals on Adelaide to Portland flight tickets
Cathay Pacific
21 Aug
ADL14:25Adelaide
46h 55m
3 stops
PDX20:50Portland
28 Aug
PDX07:03Portland
42h 52m
3 stops
ADL18:25Adelaide
$3,376
Cathay Pacific
23 July
ADL10:10Adelaide
47h 07m
3 stops
PDX16:47Portland
28 July
PDX21:45Portland
41h 50m
3 stops
ADL08:05Adelaide
$3,461

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 12 July 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

Fri 21/8

06:00-23:59

2 stops34h 29m

Portland

Fri 28/8

14:53-11:55

2 stops28h 32m

$1,852

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

14:00-23:59

2 stops26h 29m

Portland

Sat 29/8

13:53-09:25

2 stops27h 02m

$1,881

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

14:00-23:59

2 stops26h 29m

Portland

Sat 29/8

13:53-09:25

2 stops27h 02m

$1,886
Fastest return journey

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 23/7

06:05-16:47

2 stops27h 12m

Portland

Tue 28/7

18:03-11:05

2 stops24h 32m

$1,888

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 23/7

06:05-12:08

2 stops22h 33m

Portland

Tue 28/7

05:15-10:55

3 stops37h 10m

$1,896

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sun 9/8

21:50-20:54

2 stops39h 34m

Portland

Sat 15/8

15:43-13:45

2 stops29h 32m

$1,915

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

18:30-20:59

3 stops42h 59m

Portland

Sat 29/8

10:33-10:55

2 stops31h 52m

$2,161

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

19:45-20:59

3 stops41h 44m

Portland

Sat 29/8

10:33-10:55

2 stops31h 52m

$2,187

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

18:30-20:59

3 stops42h 59m

Portland

Sat 29/8

05:07-22:35

3 stops24h 58m

$2,673

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 22/8

18:30-20:59

3 stops42h 59m

Portland

Sat 29/8

05:07-22:35

3 stops24h 58m

$2,677

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

27h 12m

Direct flights

None
The fastest flight from Adelaide to Portland takes 27h 12m
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 27h 12m.

  • 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 $1,634Free cancellationRating
7.4
9,981 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,657Free cancellationRating
7.5
1,061 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.

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