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Cheap flights from Seattle (SEA) to Adelaide (ADL) from $585

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. 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.
SEA — ADL
May 6 — May 131
From?
To?
Mon 5/6
Mon 5/13
1 adult, Economy
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Cheap flight deals from Seattle to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 1, 2024.

Popular in

April

Cheapest in

May

Round-trip from

$1,286

One-way from

$585
High demand for flights, 54% potential price rise
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Best time to find cheap flights, 37% potential price drop
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From Seattle/Tacoma Intl to Adelaide
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One-way flight from Seattle/Tacoma Intl to Adelaide
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What is the cheapest day to fly round-trip from Seattle to Adelaide?

Users have found that flying from Seattle to Adelaide on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Seattle to Adelaide?

May can be a great time to fly to Adelaide from Seattle with a flight ticket averaging about $2,286. Cheapflights users have found deals in the month of May for as cheap as $1,440. The most expensive prices can be found in the month of April.

When is the cheapest time to fly from Seattle to Adelaide (SEA - ADL)?

A simple way to save on the total cost of your ticket is to fly from Seattle to Adelaide in the morning. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight at noon.

Cheap Air New Zealand flights from Seattle to Adelaide

Explore cheap flight options specifically provided by Air New Zealand for the route between Seattle and Adelaide. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.
Take a peek at the cheapest Air New Zealand flights we've detected traveling from Seattle to Adelaide. Deals update often to give you more flight options matching your criteria
Sat 8/36:15 amSEA - ADL
3 stops37h 45mAir New Zealand
Sat 8/106:15 pmADL - SEA
3 stops44h 27mAir New Zealand
Deal found 4/30$1,412
Sat 8/34:30 pmSEA - ADL
2 stops25h 20mAir New Zealand
Sat 8/106:15 pmADL - SEA
3 stops44h 27mAir New Zealand
Deal found 4/30$1,657
Fri 6/281:10 pmSEA - ADL
2 stops29h 15mAir New Zealand
Thu 7/46:00 amADL - SEA
3 stops32h 50mAir New Zealand
Deal found 4/29$4,329

Cheap American Airlines flights from Seattle to Adelaide

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and Adelaide. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.
Some of the lowest-priced American Airlines flights we've found at this time heading from Seattle to Adelaide. Deals are refreshing constantly so come back soon for more options.
Fri 8/21:14 amSEA - ADL
2 stops40h 36mAmerican Airlines
Sat 8/1012:55 pmADL - SEA
2 stops47h 59mAmerican Airlines
Deal found 4/30$3,179
Sun 6/301:14 amSEA - ADL
2 stops42h 46mAmerican Airlines
Thu 8/11:10 pmADL - SEA
2 stops44h 35mAmerican Airlines
Deal found 4/29$3,458
Thu 6/271:14 amSEA - ADL
2 stops41h 36mAmerican Airlines
Thu 7/45:50 pmADL - SEA
2 stops42h 01mAmerican Airlines
Deal found 4/29$9,875

Seattle to Adelaide 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Adelaide in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.
Check out some of the best flight deals from Seattle to Adelaide in 2024. For more flight deals, be sure to check back very soon.
Sat 8/36:15 amSEA - ADL
3 stops37h 45mAir New Zealand
Sat 8/106:15 pmADL - SEA
3 stops44h 27mAir New Zealand
Deal found 4/30$1,412
Sat 8/37:05 pmSEA - ADL
2 stops24h 55mMultiple Airlines
Sat 8/105:15 pmADL - SEA
2 stops33h 15mMultiple Airlines
Deal found 4/30$1,466
Sat 8/34:30 pmSEA - ADL
2 stops25h 20mAir New Zealand
Sat 8/106:15 pmADL - SEA
3 stops44h 27mAir New Zealand
Deal found 4/30$1,657
Mon 7/19:31 pmSEA - ADL
2 stops45h 34mMultiple Airlines
Thu 8/112:35 pmADL - SEA
2 stops22h 26mMultiple Airlines
Deal found 4/29$1,790
Wed 8/1410:40 amSEA - ADL
2 stops34h 45mAir Canada
Sun 8/187:00 pmADL - SEA
2 stops43h 50mAir Canada
Deal found 4/28$1,825
Mon 7/19:11 pmSEA - ADL
2 stops45h 54mMultiple Airlines
Thu 8/112:35 pmADL - SEA
2 stops22h 26mMultiple Airlines
Deal found 4/30$1,850
Mon 7/16:29 pmSEA - ADL
3 stops48h 36mFiji Airways
Thu 8/112:35 pmADL - SEA
3 stops56h 55mFiji Airways
Deal found 4/29$1,885
Mon 7/16:29 pmSEA - ADL
3 stops48h 36mFiji Airways
Thu 8/112:35 pmADL - SEA
3 stops56h 55mFiji Airways
Deal found 4/30$1,886
Mon 7/16:29 pmSEA - ADL
3 stops48h 36mMultiple Airlines
Thu 8/112:35 pmADL - SEA
2 stops22h 26mMultiple Airlines
Deal found 4/29$2,014

One-way flights to Adelaide from Seattle

Search for one-way flight options from Seattle to Adelaide. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.
Some of the best available deals we've found on one-way flights from Seattle to Adelaide. Users in need of a round-trip flight from Seattle to Adelaide instead should update the search form at the top of page.
Wed 6/510:30 amSEA - ADL
3 stops58h 25mMultiple Airlines
Deal found 4/28$585
Wed 6/58:35 amSEA - ADL
2 stops43h 55mHawaiian Airlines
Deal found 4/28$864
Tue 6/41:50 amSEA - ADL
2 stops37h 10mMultiple Airlines
Deal found 4/28$1,519
Tue 6/41:50 amSEA - ADL
3 stops36h 40mMultiple Airlines
Deal found 4/28$1,668

Find flights from Seattle to Adelaide within your budget

Customize your flight search to find flights from Seattle to Adelaide 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, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,412 - $3,179

Route

Depart

Return

Price

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sat 8/3

3 stops37h 45m

Adelaide

Sat 8/10

3 stops44h 27m

$1,412

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sat 8/3

2 stops24h 55m

Adelaide

Sat 8/10

2 stops33h 15m

$1,466

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sat 8/3

2 stops25h 20m

Adelaide

Sat 8/10

3 stops44h 27m

$1,657

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 7/1

2 stops45h 34m

Adelaide

Thu 8/1

2 stops22h 26m

$1,790

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Wed 8/14

2 stops34h 45m

Adelaide

Sun 8/18

2 stops43h 50m

$1,825

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 7/1

3 stops48h 36m

Adelaide

Thu 8/1

3 stops56h 55m

$1,885

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Wed 8/14

1 stop30h 30m

Adelaide

Sun 8/18

1 stop31h 20m

$2,834

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sat 8/3

1 stop28h 40m

Adelaide

Sat 8/10

1 stop40h 05m

$2,835

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Fri 8/2

2 stops40h 36m

Adelaide

Sat 8/10

2 stops47h 59m

$3,179

Flights are sorted by cheapest first

Deals found on 4/30

When is the cheapest time to fly from Seattle to Adelaide?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Adelaide. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Adelaide flight should consider departing on Thursday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Adelaide by month

Plan your trip from Seattle to Adelaide by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Adelaide is currently $1,159 while a round-trip flight costs $2,098. Price data was last updated on April 28, 2024.

Currently, February is the cheapest month in which you can book a flight from Seattle to Adelaide (average of $1,286). Flying from Seattle to Adelaide in January is currently the most expensive (average of $1,876). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$1,876

February

$1,286

March

$1,341

April

$1,674

May

$1,329

June

$1,482

July

$1,695

August

$1,454

September

$1,704

October

$1,614

November

$1,463

December

$1,774

Temperature and rainfall in Adelaide by month

Plan your trip to Adelaide by taking into account the average temperature and rainfall totals by month.

ADL

Temperature

51.8 - 69.8 °F

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated May 1, 2024.
To help decide which airline to fly from Seattle to Adelaide, see what other customers have to say about Air New Zealand, American Airlines and Qatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Air New Zealand
8.3
Very good
647 reviews
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Singapore Airlines
8.3
Very good
1,475 reviews
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Hawaiian Airlines
8.0
Very good
2,324 reviews
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Fiji Airways
8.0
Very good
249 reviews
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Cathay Pacific
7.9
Good
1,119 reviews
Air New Zealand
8.3
Very good
647 reviews
Check prices

Overall

8.3

Boarding

8.4

Comfort

8.1

Entertainment

7.9

Food

7.7

Crew

8.8

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Adelaide for under $1,500 on Cheapflights?

    Yes, there are multiple flights from Seattle to Adelaide for under $1,500. The cheapest flight booked recently is on Air New Zealand for just $1,412, but on average you can expect to pay $3,901.

  • What are the cheapest airlines flying from Seattle to Adelaide round-trip?

    Air New Zealand, at $1,412, was found to be the cheapest airline from Seattle to Adelaide.Alternate airlines to your destination round-trip include Air Canada and Fiji Airways. These flights start at 38% lower than the current average price 3 months from now.

  • What does SEA to ADL mean?

    Seattle/Tacoma Intl Airport is SEA and Adelaide Airport is ADL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seattle to Adelaide that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Adelaide flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Adelaide with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Adelaide flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Adelaide that include hotel bookings?

    Yes. In addition to deals on Seattle to Adelaide flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Adelaide.

  • Can I find deals for business class flights from Seattle to Adelaide?

    Yes. Cheapflights offers flight deals from Seattle to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Adelaide that allow pets onboard?

    Many airlines flying from Seattle to Adelaide offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Adelaide?

    Yes, you can often find last-minute deals on Seattle to Adelaide flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Adelaide flight deals updated?

    The Seattle to Adelaide flight deals you see on this page were last updated on 4/30.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Seattle to Adelaide

Discover the top airline that operate flights from Seattle to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,097Average$1,757FlexibilityNo cancel feeOn-time74%
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Search flights from Seattle to Adelaide by cabin class

Find flights from Seattle to Adelaide, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Adelaide?

Cheapflights makes it easy to find Seattle to Adelaide flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Adelaide?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Adelaide from Seattle.

Can Cheapflights find flights from Seattle to Adelaide with no change fees?

Certainly. Search results for flights to Adelaide from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Adelaide become cheaper?

Yes! Start tracking prices for Seattle to Adelaide flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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