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Find cheap flights from Oregon to Australia from $658

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Oregon to Australia departing on 27/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
Sat 25/5
Sat 1/6

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In the last 7 days, travellers have searched 44,979,812 times on KAYAK, and here's why:

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Good to know

Low season

April

High season

March

Cheapest flight

$658
Best time to beat the crowds (12% less expensive on average)
Most popular time to fly and prices are also 2% lower on average.
Flight from Portland to Sydney

FAQs for booking flights from Oregon to Australia

  • How does KAYAK find such low prices on flights from Oregon to Australia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oregon to Australia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to Australia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Australia from Oregon is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Oregon to Australia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Australia with an airline and back to Oregon with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to Australia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Australia from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Oregon to Australia

Recent return flight deals

1/7Mon
1 stop
37h 10mPDX-SYD
10/7Wed
2 stops
26h 55mSYD-PDX
$1,613
18/6Tue
1 stop
38h 30mPDX-MEL
20/11Wed
1 stop
21h 50mMEL-PDX
$1,619
28/8Wed
1 stopHawaiian Airlines
18h 15mPDX-SYD
3/9Tue
1 stopHawaiian Airlines
18h 50mSYD-PDX
$1,655
20/8Tue
1 stopAir Canada
19h 25mPDX-SYD
15/9Sun
1 stopAir Canada
17h 22mSYD-PDX
$1,676
24/9Tue
2 stopsUnited Airlines
21h 54mPDX-SYD
8/10Tue
1 stopUnited Airlines
16h 54mSYD-PDX
$1,678
20/8Tue
2 stopsUnited Airlines
30h 51mPDX-SYD
15/9Sun
2 stopsUnited Airlines
28h 24mSYD-PDX
$1,684
28/8Wed
2 stopsUnited Airlines
24h 59mPDX-SYD
3/9Tue
1 stopUnited Airlines
16h 54mSYD-PDX
$1,685
27/8Tue
1 stopDelta
24h 15mPDX-SYD
9/9Mon
1 stopDelta
20h 02mSYD-PDX
$1,713
1/8Thu
1 stopAir Canada
22h 55mPDX-SYD
4/8Sun
1 stopAir Canada
29h 52mSYD-PDX
$1,753
20/8Tue
1 stopDelta
20h 55mPDX-SYD
7/9Sat
1 stopDelta
26h 43mSYD-PDX
$1,788

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Recent one-way flight deals

27/6Thu
2 stops
36h 00mPDX-SYD
$658
27/6Thu
1 stop
37h 10mPDX-SYD
$735
11/9Wed
1 stop
37h 00mPDX-SYD
$826
25/9Wed
1 stop
37h 00mPDX-SYD
$827
20/9Fri
1 stopHawaiian Airlines
18h 05mPDX-SYD
$1,069
28/8Wed
2 stopsChina Southern
46h 45mPDX-SYD
$1,298
21/9Sat
1 stopHawaiian Airlines
18h 05mPDX-SYD
$1,310
28/8Wed
1 stopQantas Airways
23h 05mPDX-SYD
$1,442
28/8Wed
3 stopsUnited Airlines
29h 55mPDX-SYD
$1,530
21/9Sat
3 stopsUnited Airlines
48h 25mPDX-SYD
$1,538

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Search by price

Last minute flights from Oregon to Australia

Last minute flight, train and bus deals

29/4Mon
multi-stopQatar Airways
38h 25mPDX-PER
16/5Thu
multi-stopQatar Airways
38h 55mPER-PDX
$2,291
29/4Mon
multi-stopSingapore Airlines
38h 30mPDX-PER
15/5Wed
multi-stopSingapore Airlines
47h 38mPER-PDX
$2,522
27/4Sat
multi-stopQatar Airways
41h 10mPDX-PER
15/5Wed
multi-stopQatar Airways
38h 55mPER-PDX
$2,531
27/4Sat
multi-stopSingapore Airlines
64h 05mPDX-PER
14/5Tue
multi-stopSingapore Airlines
47h 38mPER-PDX
$2,849
29/4Mon
multi-stopSingapore Airlines
39h 30mPDX-PER
16/5Thu
multi-stopSingapore Airlines
42h 23mPER-PDX
$3,265
28/4Sun
multi-stopAmerican Airlines
31h 05mEUG-SYD
10/5Fri
multi-stopAmerican Airlines
27h 08mSYD-EUG
$3,298
28/4Sun
multi-stopAir New Zealand
32h 00mEUG-SYD
10/5Fri
multi-stopAir New Zealand
25h 46mSYD-EUG
$3,303
27/4Sat
multi-stop
39h 00mPDX-PER
15/5Wed
multi-stop
42h 47mPER-PDX
$3,704
29/4Mon
multi-stopAir New Zealand
30h 25mPDX-PER
16/5Thu
multi-stopAir New Zealand
36h 25mPER-PDX
$4,130
28/4Sun
multi-stopAmerican Airlines
31h 36mEUG-SYD
10/5Fri
multi-stopAmerican Airlines
22h 32mSYD-EUG
$5,436

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Flights to Australia

Return flight deals:

Australia - Oregon

Cabin classes: