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SEA - ADL
Sep 17 - Sep 24
Adelaide

$1,179+ Cheap flights from Seattle (SEA) to Adelaide (ADL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ADL
Sep 17 — Sep 241
Tue 9/17
Tue 9/24
1 adult, Economy
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SEA - ADL
Sep 17 - Sep 24

Find cheap flights from Seattle to Adelaide with Cheapflights

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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 September 12, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

December

Cheapest in

August

Average price

$1,393

Round-trip from

$1,228
(Air Canada)
Provider with most accurate pricing for Seattle/Tacoma Intl-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Adelaide flights.
Search Deals
High demand for flights, 25% potential price rise
Search Deals
Best time to find cheap flights, 18% potential price drop
Search Deals
Average for round-trip flights in September 2024
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From Seattle/Tacoma Intl to Adelaide
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Cheap Seattle to Adelaide flights in September & October 2024

Find cheap flight options from Seattle to Adelaide specifically for the months of September and October 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,854,678 searches. Prices were last updated on September 12, 2024.
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/287:05 pmSEA - ADL
2 stops25h 10mMultiple Airlines
Sun 11/35:10 amADL - SEA
2 stops26h 50mMultiple Airlines
Deal found 9/11$1,179
This oojo deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/285:05 pmSEA - ADL
2 stops59h 50mQatar Airways
Sun 11/310:00 pmADL - SEA
1 stop32h 10mQatar Airways
Deal found 9/11$1,518
This oojo deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/285:05 pmSEA - ADL
2 stops59h 50mQatar Airways
Sun 11/31:50 pmADL - SEA
3 stops51h 50mQatar Airways
Deal found 9/11$1,540
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/285:30 amSEA - ADL
3 stops38h 45mMultiple Airlines
Sun 11/38:20 amADL - SEA
3 stops44h 00mMultiple Airlines
Deal found 9/11$1,605
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/271:10 amSEA - ADL
2 stops36h 00mMultiple Airlines
Sun 11/39:40 pmADL - SEA
2 stops30h 40mMultiple Airlines
Deal found 9/11$1,680
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/271:10 amSEA - ADL
2 stops36h 00mMultiple Airlines
Sun 11/38:20 amADL - SEA
3 stops44h 00mMultiple Airlines
Deal found 9/11$1,718
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/271:10 amSEA - ADL
2 stops36h 00mMultiple Airlines
Sun 11/310:00 pmADL - SEA
1 stop32h 10mMultiple Airlines
Deal found 9/11$2,133
This Ovago deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/285:05 pmSEA - ADL
1 stop30h 30mQatar Airways
Sun 11/310:00 pmADL - SEA
1 stop32h 10mQatar Airways
Deal found 9/11$2,392

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 2,854,678 searches. Data last updated September 12, 2024.
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/287:05 pmSEA - ADL
2 stops25h 10mMultiple Airlines
Sun 11/35:10 amADL - SEA
2 stops26h 50mMultiple Airlines
Deal found 9/11$1,179
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/117:05 pmSEA - ADL
2 stops32h 25mAir Canada
Mon 11/256:00 amADL - SEA
2 stops22h 20mAir Canada
Deal found 9/11$1,208
This Mytrip deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/179:41 amSEA - ADL
3 stops32h 04mAir New Zealand
Tue 11/268:55 amADL - SEA
3 stops28h 00mAir New Zealand
Deal found 9/12$1,295
This oojo deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/114:05 pmSEA - ADL
1 stop30h 30mQatar Airways
Tue 11/196:20 pmADL - SEA
2 stops35h 50mQatar Airways
Deal found 9/12$1,508
This Gotogate deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/173:40 pmSEA - ADL
2 stops33h 00mANA
Tue 11/266:00 amADL - SEA
3 stops30h 55mANA
Deal found 9/12$1,581
This United deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/116:20 pmSEA - ADL
2 stops25h 20mUnited Airlines
Mon 11/258:10 amADL - SEA
3 stops31h 27mUnited Airlines
Deal found 9/11$1,596
This FareScan deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/114:05 pmSEA - ADL
1 stop34h 15mEmirates
Mon 11/2510:40 pmADL - SEA
1 stop32h 25mEmirates
Deal found 9/11$2,366

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 2,854,678 searches. Data last updated September 12, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,228 - $2,366

Route

Depart

Return

Price

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 11/11

2 stops32h 25m

Adelaide

Mon 11/25

2 stops27h 00m

$1,228

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 11/11

2 stops26h 25m

Adelaide

Mon 11/25

2 stops22h 05m

$1,237

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 11/17

3 stops32h 04m

Adelaide

Tue 11/26

3 stops28h 00m

$1,295

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 11/11

1 stop30h 30m

Adelaide

Tue 11/19

2 stops35h 50m

$1,508

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 11/17

2 stops33h 00m

Adelaide

Tue 11/26

3 stops30h 55m

$1,581

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 11/11

2 stops25h 20m

Adelaide

Mon 11/25

3 stops32h 22m

$1,596

Seattle/Tacoma IntlAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 11/17

1 stop34h 15m

Adelaide

Tue 11/26

1 stop32h 25m

$2,366

Flights are sorted by cheapest first

Deals found on 9/12

Compare providers for flights from Seattle to Adelaide

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Adelaide in September.
ProviderPrice AccuracyTrust Score*Cancellation Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Adelaide flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Adelaide flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Adelaide flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Adelaide

Get recent, data-driven insights about flights from Seattle to Adelaide including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SEA to ADL?

Find hourly flight availability from Seattle to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 12, 2024.

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 26% on your trip compared to booking a flight at noon.

Rainfall in Adelaide by month

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

In terms of precipitation, rainfall in Adelaide ranges from 0.4 - 2.4 inches per month. July is typically the wettest month, when rainfall can reach 2.4 in. January is typically the driest time to visit Adelaide when rainfall is around 0.4 in.

Temperature in Adelaide by month

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

If weather is an important factor for your trip to Adelaide, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 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 September 12, 2024.
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

ANA
8.4
Very good
836 reviews
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

Air New Zealand
8.2
Very good
545 reviews
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

Emirates
8.1
Very good
3,621 reviews
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

Qatar Airways
7.6
Good
3,986 reviews
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

United Airlines
7.4
Good
9,570 reviews
ANA
8.4
Very good
836 reviews

Food

7.7

Boarding

8.6

Entertainment

7.9

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Crew fantastic, seats are wide & entertainment good selection. My new favourite airlines and will look for opportunities to fly ANA in future.

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 $1,300 on Cheapflights?

    Yes, there are multiple flights from Seattle to Adelaide for under $1,300. The cheapest flight booked recently is on Air Canada for just $1,228, but on average you can expect to pay $1,544.

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

    Air Canada, at $1,228, was found to be the cheapest airline from Seattle to Adelaide.Alternate airlines to your destination round-trip include Air New Zealand and Qatar Airways. These flights start at 17% 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 9/12.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Adelaide

Discover the top 2 airlines 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 2,854,678 searches. Data last updated September 12, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,094Average$1,555FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,211Average$1,467FlexibilityNo cancel feeOn-time69%
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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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