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Find cheap flights from Oregon to Australia from $413

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 8/3. 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
จ. 7/1
จ. 7/8

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Good to know

Low season

April

High season

December

Cheapest flight

$413
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Portland to Melbourne Airport (Tullamarine)

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

11/17อา.
1 stopAir Canada
32h 40mPDX-SYD
11/24อา.
1 stopAir Canada
17h 41mSYD-PDX
$731
11/18จ.
1 stopUnited Airlines
27h 22mPDX-SYD
11/25จ.
1 stopUnited Airlines
17h 32mSYD-PDX
$759
11/17อา.
2 stops
33h 00mPDX-SYD
11/24อา.
1 stop
30h 26mSYD-PDX
$788
8/14พ.
1 stopDelta
20h 31mPDX-SYD
9/3อ.
1 stopDelta
18h 56mSYD-PDX
$816
11/18จ.
2 stopsDelta
27h 36mPDX-SYD
11/24อา.
1 stopDelta
27h 41mSYD-PDX
$820
11/22ศ.
2 stops
23h 50mPDX-SYD
11/28พฤ.
1 stop
17h 41mSYD-PDX
$890
9/1อา.
2 stopsAir New Zealand
25h 59mPDX-BNE
9/22อา.
2 stopsAir New Zealand
25h 32mBNE-PDX
$1,242
8/6อ.
2 stopsAir New Zealand
21h 40mBOI-SYD
9/3อ.
2 stopsAir New Zealand
26h 35mSYD-BOI
$1,245
11/14พฤ.
2 stopsQatar Airways
42h 45mPDX-PER
12/1อา.
2 stopsQatar Airways
38h 07mPER-PDX
$1,473
8/14พ.
2 stopsQatar Airways
51h 13mPDX-PER
8/19จ.
2 stopsQatar Airways
32h 13mPER-PDX
$2,279

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Recent one-way flight deals

8/3ส.
2 stops
31h 53mPDX-MEL
$413
8/3ส.
1 stop
38h 05mPDX-MEL
$424
8/4อา.
2 stops
45h 45mPDX-AVV
$457
9/1อา.
1 stop
37h 10mPDX-SYD
$466
9/9จ.
1 stopHawaiian Airlines
18h 00mPDX-SYD
$696
9/21ส.
2 stopsCathay Pacific
48h 41mPDX-SYD
$820
11/14พฤ.
2 stopsAir Canada
32h 45mPDX-ADL
$988
9/21ส.
3 stopsUnited Airlines
48h 25mPDX-SYD
$1,001
7/8จ.
2 stopsUnited Airlines
61h 10mPDX-BNE
$1,526
7/1จ.
3 stopsCathay Pacific
47h 21mPDX-BNE
$1,688

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Last minute flights from Oregon to Australia

Last minute flight, train and bus deals

6/3จ.
multi-stopAir New Zealand
26h 25mPDX-MEL
6/12พ.
multi-stopAir New Zealand
25h 36mMEL-PDX
$2,027
6/3จ.
multi-stopAir New Zealand
26h 35mPDX-BNE
6/14ศ.
multi-stopAir New Zealand
30h 27mBNE-PDX
$2,083
6/3จ.
multi-stopAir Canada
22h 35mPDX-BNE
6/14ศ.
multi-stopAir Canada
16h 40mBNE-PDX
$2,350
6/3จ.
multi-stopAir Canada
19h 05mPDX-BNE
6/14ศ.
multi-stopAir Canada
31h 35mBNE-PDX
$2,368
6/3จ.
multi-stop
28h 05mPDX-AVV
6/12พ.
multi-stop
38h 25mAVV-PDX
$2,404
6/3จ.
multi-stopQantas Airways
23h 13mPDX-MEL
6/12พ.
multi-stopQantas Airways
28h 06mMEL-PDX
$2,526
6/3จ.
multi-stopUnited Airlines
19h 45mPDX-MEL
6/12พ.
multi-stopUnited Airlines
26h 15mMEL-PDX
$2,856
6/2อา.
multi-stopUnited Airlines
39h 00mPDX-MEL
6/12พ.
multi-stopUnited Airlines
20h 56mMEL-PDX
$2,861
6/2อา.
multi-stopUnited Airlines
37h 15mPDX-BNE
6/14ศ.
multi-stopUnited Airlines
27h 33mBNE-PDX
$2,926
6/3จ.
multi-stop
44h 45mPDX-BNE
6/13พฤ.
multi-stop
37h 58mBNE-PDX
$3,209

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Flights to Australia

Return flight deals:

Australia - Oregon

Cabin classes: