PDX - ADL

$962 Find Cheap Flights from Portland to Adelaide - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$962
Typical prices: $1,138-$1,415
Multiple Airlines
Thu 11/1Thu 11/8
PDX - ADL • 2 stops
When to travel
September
Cheapest • 2% price drop
October
Most popular
Good to know
+1
Good to know
+1
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Flight Deals

Cheap Flights from Portland to Adelaide (PDX-ADL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Portland to Adelaide

Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
7:15 pm - 2:05 pmPDX  Portland-ADL Adelaide
24h 20m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
6:00 am - 6:31 pmADL  Adelaide-PDX Portland
31h 01m2 stops Sydney Kingsford Smith Vancouver Intl
$962Multiple Airlines
Thu, Oct 29 - Thu, Nov 5
Multiple Airlines Logo
3:20 pm - 12:35 pmPDX  Portland-ADL Adelaide
27h 45m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
6:10 am - 2:41 pmADL  Adelaide-PDX Portland
27h 01m2 stops Brisbane Vancouver Intl
$1,034Multiple Airlines
Sat, Nov 7 - Wed, Nov 11
Air Canada Logo
7:10 pm - 10:30 pmPDX  Portland-ADL Adelaide
32h 50m2 stops Vancouver Intl Brisbane
Air Canada Logo
6:10 am - 6:31 pmADL  Adelaide-PDX Portland
30h 51m2 stops Brisbane Vancouver Intl
$1,155Air Canada
Sat, Nov 7 - Wed, Nov 11
Air Canada Logo
7:10 pm - 10:30 pmPDX  Portland-ADL Adelaide
32h 50m2 stops Vancouver Intl Brisbane
Air Canada Logo
6:10 am - 6:31 pmADL  Adelaide-PDX Portland
30h 51m2 stops Brisbane Vancouver Intl
$1,156Air Canada
Thu, Oct 29 - Thu, Nov 5
Cathay Pacific Logo
7:15 am - 3:45 pmPDX  Portland-ADL Adelaide
39h 00m3 stops Los Angeles Los Angeles Hong Kong Intl Melbourne
Cathay Pacific Logo
6:00 am - 8:37 pmADL  Adelaide-PDX Portland
33h 07m3 stops Sydney Kingsford Smith Hong Kong Intl Los Angeles Los Angeles
$1,742Cathay Pacific
Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
2:50 pm - 8:10 amPDX  Portland-ADL Adelaide
46h 50m3 stops San Francisco Honolulu Sydney Kingsford Smith
Multiple Airlines Logo
12:05 pm - 8:46 pmADL  Adelaide-PDX Portland
27h 11m2 stops Auckland Intl Vancouver Intl
$1,766Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Cathay Pacific Logo
2:48 pm - 7:05 amPDX  Portland-ADL Adelaide
45h 47m3 stops Los Angeles Los Angeles Hong Kong Intl Melbourne
Cathay Pacific Logo
7:50 am - 9:31 amADL  Adelaide-PDX Portland
44h 11m3 stops Melbourne Hong Kong Intl Los Angeles Los Angeles
$1,786Cathay Pacific
Thu, Oct 29 - Thu, Nov 5
Multiple Airlines Logo
7:15 am - 5:20 pmPDX  Portland-ADL Adelaide
40h 35m3 stops Los Angeles Los Angeles Tokyo Narita Singapore Changi
Multiple Airlines Logo
6:35 pm - 4:34 pmADL  Adelaide-PDX Portland
40h 29m2 stops Singapore Changi San Francisco
$2,509Multiple Airlines
Wed, Feb 17 - Wed, Mar 31
Qatar Airways Logo
12:55 pm - 5:05 pmPDX  Portland-ADL Adelaide
33h 40m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
10:00 pm - 10:44 pmADL  Adelaide-PDX Portland
42h 14m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$6,312Qatar Airways
Wed, Feb 17 - Wed, Mar 31
Multiple Airlines Logo
7:15 am - 10:30 amPDX  Portland-ADL Adelaide
32h 45m2 stops Seattle/Tacoma Intl Hong Kong Intl
Multiple Airlines Logo
7:45 pm - 6:33 pmADL  Adelaide-PDX Portland
40h 18m3 stops Melbourne Hong Kong Intl Seattle/Tacoma Intl
$8,533Multiple Airlines
Booking Insights

Price, demand and travel trends for Portland to Adelaide flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Portland to Adelaide with more confidence.

What is the cheapest airline to fly from Portland to Adelaide?

Air Canada ($1,155) and Cathay Pacific ($1,742) are the cheapest airlines to fly round-trip from Portland to Adelaide according to KAYAK data over the last 5 days.

Find deals

Key details for Portland to Adelaide flights

Low season

May
Most popular time to fly with an average 6% increase in price.

When to book flights from Portland to Adelaide

Are your dates flexible? Find out the best times to travel from Portland to Adelaide based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Portland to Adelaide flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Portland to Adelaide?

    Flights from Portland to Adelaide usually depart from Portland (PDX) and arrive at Adelaide (ADL).

  • What cabin classes can I book on flights from Portland to Adelaide?

    Only Economy Class is available on flights from Portland to Adelaide.

  • Which airports do connecting flights from Portland to Adelaide pass through?

    Most connecting flights from Portland to Adelaide pass through San Francisco (SFO), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Portland to Adelaide?

    Yes. Being flexible with your travel dates can save you up to 24% on the Portland to Adelaide route. Thursday is the cheapest departure day at $1,138 round-trip on average, while Wednesday is the most expensive at $1,481, a difference of $343. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Adelaide?

    Some of the most popular sights in Adelaide are Adelaide Convention Centre, Adelaide Oval and Adelaide Festival Centre. These are among the most viewed places in Adelaide on KAYAK.

  • Do I need a passport to fly from Portland to Adelaide?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • What is the time difference between Portland and Adelaide?

    Adelaide is 16 hours ahead of Portland (Central Australia Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Adelaide Airport (ADL)?

    Adelaide Airport (ADL) hosts 5 major car rental companies, with daily rates starting from around $11 for economy cars. Top options include:
    • Bargain Car Rentals
    • Simba Car Hire
    • East Coast Car Rentals
    • Europcar
    • Budget

  • How much should I expect to pay for a Portland to Adelaide flight?

    Round-trip flights from Portland to Adelaide range from $1,138 to $1,415, with an average of $1,211 over the past 12 months. Anything below $1,138 counts as a good deal.

Your guide to booking Portland to Adelaide flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Wednesday. On this route, Thursday flights average $1,138 - about $343 less than Wednesday (23% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Portland to Adelaide trip for September. Fares historically average $1,185 round-trip in that month - typically $418 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Adelaide Airport.
    - Atura Adelaide Airport
    - Lockleys Hotel

More options for your flight from Portland to Adelaide

Complete your trip to Adelaide with a hotel stay or car rental

Car rentals in Adelaide
Hotels in Adelaide
Vacations in Adelaide