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Find cheap flights from Oregon to Australia from $477

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 8/4. 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
0 bags
Sun 6/30
Sun 7/7

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In the last 7 days travelers have searched 43,361,115 times on KAYAK, and here is why:

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Good to know

Low season

April

High season

December

Cheapest flight

$477
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 28% increase in price.
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 round-trip 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 round-trip flight deals

10/21Mon
1 stopUnited Airlines
22h 01mPDX-SYD
11/12Tue
1 stopUnited Airlines
27h 03mSYD-PDX
$759
10/21Mon
1 stopUnited Airlines
24h 14mPDX-SYD
11/12Tue
1 stopUnited Airlines
30h 18mSYD-PDX
$760
11/24Sun
1 stopAir Canada
27h 40mPDX-SYD
11/28Thu
1 stopAir Canada
30h 26mSYD-PDX
$773
10/22Tue
2 stopsDelta
30h 35mPDX-SYD
11/3Sun
1 stopDelta
27h 16mSYD-PDX
$820
10/24Thu
2 stopsDelta
28h 16mPDX-SYD
11/5Tue
2 stopsDelta
24h 05mSYD-PDX
$854
8/12Mon
2 stopsAmerican Airlines
37h 06mPDX-SYD
10/16Wed
2 stopsAmerican Airlines
24h 37mSYD-PDX
$964
11/20Wed
1 stop
27h 40mPDX-SYD
12/18Wed
2 stops
21h 06mSYD-PDX
$993
11/21Thu
1 stopAir Canada
32h 40mPDX-SYD
11/27Wed
1 stopAir Canada
17h 41mSYD-PDX
$1,000
11/21Thu
1 stop
32h 40mPDX-SYD
12/18Wed
2 stops
21h 06mSYD-PDX
$1,043
9/2Mon
2 stopsAmerican Airlines
35h 01mPDX-BNE
9/10Tue
2 stopsAmerican Airlines
31h 42mBNE-PDX
$2,912

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Recent one-way flight deals

8/4Sun
1 stop
37h 10mPDX-SYD
$477
8/4Sun
2 stops
36h 00mPDX-SYD
$485
9/9Mon
2 stopsCathay Pacific
45h 55mPDX-SYD
$778
9/9Mon
1 stopHawaiian Airlines
18h 00mPDX-SYD
$807
9/21Sat
2 stopsCathay Pacific
46h 36mPDX-SYD
$820
9/21Sat
1 stopHawaiian Airlines
18h 00mPDX-SYD
$853
11/12Tue
1 stopQantas Airways
18h 50mPDX-SYD
$939
11/14Thu
1 stopAir Canada
20h 35mPDX-BNE
$953
11/14Thu
2 stopsAir Canada
32h 45mPDX-ADL
$988
9/21Sat
1 stopQantas Airways
24h 10mPDX-SYD
$1,000

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Search by price

Last minute flights from Oregon to Australia

Last minute flight, train and bus deals

6/2Sun
multi-stopUnited Airlines
22h 06mPDX-SYD
6/18Tue
multi-stopUnited Airlines
21h 31mSYD-PDX
$759
6/2Sun
multi-stopUnited Airlines
32h 55mPDX-SYD
6/18Tue
multi-stopUnited Airlines
16h 52mSYD-PDX
$764
5/31Fri
multi-stopUnited Airlines
22h 06mPDX-SYD
6/4Tue
multi-stopUnited Airlines
21h 31mSYD-PDX
$810
5/31Fri
multi-stopUnited Airlines
26h 45mPDX-SYD
6/4Tue
multi-stopUnited Airlines
21h 31mSYD-PDX
$814
6/1Sat
multi-stop
53h 55mPDX-SYD
6/22Sat
multi-stop
21h 00mSYD-PDX
$1,300
6/2Sun
multi-stop
37h 10mPDX-SYD
6/4Tue
multi-stop
39h 20mSYD-PDX
$1,963
6/2Sun
multi-stopAir New Zealand
24h 20mPDX-SYD
6/4Tue
multi-stopAir New Zealand
23h 38mSYD-PDX
$2,089
6/4Tue
multi-stopAir New Zealand
20h 08mBOI-SYD
6/11Tue
multi-stopAir New Zealand
28h 17mSYD-BOI
$2,102
6/3Mon
multi-stopAir Canada
22h 35mPDX-BNE
6/14Fri
multi-stopAir Canada
21h 45mBNE-PDX
$2,350
6/3Mon
multi-stopCathay Pacific
44h 45mPDX-BNE
6/14Fri
multi-stopCathay Pacific
41h 29mBNE-PDX
$3,157

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Flights to Australia

Return flight deals:

Australia - Oregon

Cabin classes: