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Cheap flights from Sydney to Seattle from $640

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.
SYD — SEA
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

The best prices from Sydney Kingsford Smith to Seattle/Tacoma Intl are usually found in February or November, booked 88 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Sydney to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Seattle (SEA). 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 19 March 2024.

Popular in

December

Cheapest in

February

Round-trip from

$1,462

One-way from

$1,045
High demand for flights, 28% potential price rise
Best time to find cheap flights, 21% potential price drop
From Sydney Kingsford Smith to Seattle/Tacoma Intl
One-way flight from Sydney Kingsford Smith to Seattle/Tacoma Intl

What is the cheapest day to fly return from Sydney to Seattle?

Users have found that flying from Sydney to Seattle on a Friday 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.

How far in advance should I book a flight from Sydney to Seattle?

To save up to 50% on this flight, we recommend booking at least 56 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sydney to Seattle from $1,857 1-2 weeks out and tickets from $2,720 for flights departing within the next 72 hours.

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

February is one of the best times of the year to fly to Seattle from Sydney. Prices for February average $2,091 per person but you can even find prices for as low as $1,347. The most expensive prices can be found in the month of December. Opting for a February flight can save you 38% on your journey compared to booking in December

When is the cheapest time to fly from Sydney to Seattle (SYD - SEA)?

One of the essential ways to save on airfare from Sydney to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 17% on airfare.

Cheap ANA flights from Sydney to Seattle

Explore cheap flight options specifically provided by ANA for the route between Sydney and Seattle. 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 651,626 searches. Data last updated 19 March 2024.
Consider these cheap ANA flights we've found departing from Sydney to Seattle. Be sure to come back soon if the deals available don't appeal to you at this time.
Sat 25/520:55SYD - SEA
1 stop34h 30mANA
Fri 31/513:10SEA - SYD
2 stops37h 05mANA
Deal found 18/3$1,260
Mon 2/920:55SYD - SEA
1 stop34h 30mANA
Sat 28/919:42SEA - SYD
2 stops30h 33mANA
Deal found 17/3$1,306
Sun 19/520:55SYD - SEA
1 stop34h 30mANA
Tue 16/713:10SEA - SYD
2 stops27h 15mANA
Deal found 18/3$1,548
Thu 30/511:50SYD - SEA
2 stops23h 37mANA
Thu 13/616:40SEA - SYD
1 stop33h 35mANA
Deal found 19/3$1,551
Thu 5/920:55SYD - SEA
1 stop34h 30mANA
Sat 28/919:42SEA - SYD
2 stops30h 33mANA
Deal found 17/3$1,572
Sat 25/520:55SYD - SEA
1 stop34h 30mANA
Fri 31/516:40SEA - SYD
1 stop33h 35mANA
Deal found 18/3$1,577
Sat 7/920:55SYD - SEA
1 stop34h 30mANA
Sat 28/919:42SEA - SYD
2 stops30h 33mANA
Deal found 17/3$1,673
Mon 2/920:55SYD - SEA
1 stop34h 30mANA
Tue 1/1013:10SEA - SYD
2 stops37h 05mANA
Deal found 17/3$1,676
Fri 6/920:55SYD - SEA
1 stop34h 30mANA
Sun 29/916:40SEA - SYD
1 stop23h 45mANA
Deal found 17/3$1,682

Cheap Asiana Airlines flights from Sydney to Seattle

Explore cheap flight options specifically provided by Asiana Airlines for the route between Sydney and Seattle. 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 651,626 searches. Data last updated 19 March 2024.
Some of the best deals we've found on Asiana Airlines flights travelling from Sydney to Seattle. Deals frequently update to provide users with more options.
Wed 4/909:30SYD - SEA
1 stop44h 15mAsiana Airlines
Sat 28/914:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,444
Wed 4/909:30SYD - SEA
1 stop44h 15mAsiana Airlines
Fri 27/914:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,499
Mon 2/909:30SYD - SEA
1 stop44h 15mAsiana Airlines
Sun 29/914:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,563
Sun 19/509:30SYD - SEA
1 stop44h 15mAsiana Airlines
Sat 25/514:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 18/3$1,604
Fri 2/809:30SYD - SEA
1 stop44h 15mAsiana Airlines
Mon 5/814:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,687
Thu 5/909:30SYD - SEA
1 stop44h 15mAsiana Airlines
Tue 1/1014:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,694
Sat 3/809:30SYD - SEA
1 stop44h 15mAsiana Airlines
Fri 16/814:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 18/3$1,735
Sat 3/809:30SYD - SEA
1 stop44h 15mAsiana Airlines
Fri 16/814:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 19/3$1,783

Cheap Sydney to Seattle flights in March & April 2024

Find cheap flight options from Sydney to Seattle specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 651,626 searches. Prices were last updated on 19 March 2024.
The lowest fares we've come across on flights travelling from Sydney to Seattle in March and April 2024. Check back soon for alternative fares.
Tue 16/413:15SYD - SEA
2 stops26h 36mMultiple Airlines
Tue 23/413:32SEA - SYD
2 stops29h 13mMultiple Airlines
Deal found 18/3$1,594
Tue 26/313:45SYD - SEA
2 stops27h 04mMultiple Airlines
Thu 4/415:20SEA - SYD
2 stops23h 25mMultiple Airlines
Deal found 19/3$1,598
Thu 18/409:20SYD - SEA
1 stop20h 17mAir Canada
Mon 22/415:20SEA - SYD
1 stop23h 00mAir Canada
Deal found 18/3$1,670
Wed 20/312:25SYD - SEA
2 stops27h 08mANA
Thu 25/713:10SEA - SYD
2 stops27h 15mANA
Deal found 18/3$1,749
Thu 18/407:00SYD - SEA
2 stops19h 23mAir Canada
Mon 22/419:05SEA - SYD
1 stop19h 15mAir Canada
Deal found 18/3$1,755
Tue 16/409:20SYD - SEA
1 stop22h 12mMultiple Airlines
Tue 23/419:05SEA - SYD
2 stops34h 10mMultiple Airlines
Deal found 18/3$1,818
Tue 16/410:20SYD - SEA
1 stop25h 21mUnited Airlines
Tue 23/413:10SEA - SYD
1 stop24h 50mUnited Airlines
Deal found 18/3$1,821
Thu 18/406:30SYD - SEA
2 stops19h 53mAir Canada
Mon 22/415:20SEA - SYD
2 stops26h 20mAir Canada
Deal found 18/3$1,844
Wed 10/406:05SYD - SEA
2 stops20h 18mMultiple Airlines
Tue 23/419:05SEA - SYD
1 stop19h 15mMultiple Airlines
Deal found 19/3$1,860

Sydney to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Sydney and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 651,626 searches. Data last updated 19 March 2024.
The lowest fares we've come across on flights travelling from Sydney to Seattle in March and April 2024. Check back soon for alternative fares.
Sat 25/520:55SYD - SEA
1 stop34h 30mANA
Fri 31/513:10SEA - SYD
2 stops37h 05mANA
Deal found 18/3$1,260
Sat 12/1021:45SYD - SEA
1 stop34h 40mANA
Sat 19/1019:42SEA - SYD
2 stops30h 33mANA
Deal found 18/3$1,294
Mon 14/1012:50SYD - SEA
2 stops44h 15mANA
Fri 8/1115:30SEA - SYD
1 stop33h 45mANA
Deal found 19/3$1,301
Mon 2/920:55SYD - SEA
1 stop34h 30mANA
Sat 28/919:42SEA - SYD
2 stops30h 33mANA
Deal found 17/3$1,306
Mon 14/1012:50SYD - SEA
2 stops44h 15mANA
Fri 8/1115:30SEA - SYD
1 stop33h 45mANA
Deal found 18/3$1,307
Mon 14/1010:30SYD - SEA
1 stop44h 15mAsiana Airlines
Fri 8/1112:50SEA - SYD
1 stop24h 40mAsiana Airlines
Deal found 18/3$1,426
Mon 14/1022:10SYD - SEA
1 stop39h 20mChina Airlines
Thu 7/1100:10SEA - SYD
1 stop41h 05mChina Airlines
Deal found 18/3$1,428
Mon 14/1022:10SYD - SEA
1 stop39h 20mChina Airlines
Thu 7/1100:10SEA - SYD
1 stop41h 05mChina Airlines
Deal found 19/3$1,429
Wed 4/909:30SYD - SEA
1 stop44h 15mAsiana Airlines
Sat 28/914:20SEA - SYD
1 stop24h 10mAsiana Airlines
Deal found 17/3$1,444

One-way flights to Seattle from Sydney

Search for one-way flight options from Sydney to Seattle. 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 651,626 searches. Data last updated 19 March 2024.
Some of the best available deals we've found on one-way flights from Sydney to Seattle. Those needing a return flight from Sydney to Seattle can use the search form above.
Mon 6/516:20SYD - SEA
1 stop47h 00mMultiple Airlines
Deal found 19/3$640
Sat 4/516:20SYD - SEA
1 stop47h 00mMultiple Airlines
Deal found 19/3$669
Sat 4/516:20SYD - SEA
2 stops48h 20mMultiple Airlines
Deal found 19/3$676
Sat 4/516:20SYD - SEA
3 stops48h 20mMultiple Airlines
Deal found 19/3$812
Fri 2/816:20SYD - SEA
3 stops23h 15mMultiple Airlines
Deal found 17/3$820
Mon 6/516:20SYD - SEA
2 stops48h 20mMultiple Airlines
Deal found 19/3$829
Mon 6/516:20SYD - SEA
3 stops48h 20mMultiple Airlines
Deal found 19/3$838
Thu 4/709:25SYD - SEA
1 stop22h 15mDelta
Deal found 18/3$996
Sun 5/509:30SYD - SEA
1 stop44h 15mAsiana Airlines
Deal found 19/3$1,038

Find flights from Sydney to Seattle within your budget

Customise your flight search to find flights from Sydney to Seattle 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 651,626 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,260 - $1,851

Route

Depart

Return

Price

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 25/5

1 stop34h 30m

Seattle/Tacoma Intl

Fri 31/5

2 stops37h 05m

$1,260

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 4/9

1 stop44h 15m

Seattle/Tacoma Intl

Sat 28/9

1 stop24h 10m

$1,444

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 9/5

1 stop17h 40m

Seattle/Tacoma Intl

Sat 1/6

1 stop18h 10m

$1,490

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 19/5

2 stops33h 13m

Seattle/Tacoma Intl

Sat 25/5

2 stops29h 05m

$1,504

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 24/5

2 stops27h 44m

Seattle/Tacoma Intl

Sun 9/6

2 stops34h 45m

$1,557

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 30/5

1 stop17h 42m

Seattle/Tacoma Intl

Thu 13/6

1 stop23h 10m

$1,661

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 2/8

1 stop38h 40m

Seattle/Tacoma Intl

Sun 4/8

2 stops43h 45m

$1,742

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 16/4

1 stop25h 21m

Seattle/Tacoma Intl

Tue 23/4

1 stop24h 50m

$1,821

Sydney Kingsford SmithSeattle/Tacoma Intl

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 4/9

2 stops20h 20m

Seattle/Tacoma Intl

Mon 30/9

2 stops28h 49m

$1,851

Flights are sorted by cheapest first

Deals found on 18/3

When is the best time to book a flight from Sydney to Seattle?

Use this chart to determine the optimal time to book a return flight from Sydney to Seattle. Price data was last updated on 28 January 2024.
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

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

Use this chart to determine the cheapest time to fly return from Sydney to Seattle. Price data was last updated on 17 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Sydney to Seattle flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Seattle by month

Plan your trip from Sydney to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Sydney to Seattle is currently $813 while a return flight costs $1,592. Price data was last updated on 17 March 2024.

Currently, March is the cheapest month in which you can book a flight from Sydney to Seattle (average of $959). Flying from Sydney to Seattle in December is currently the most expensive (average of $1,532). 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

$1,786

February

$1,574

March

$1,461

April

$1,792

May

$1,742

June

$1,895

July

$2,075

August

$1,897

September

$1,883

October

$1,690

November

$1,606

December

$2,334

Temperature and rainfall in Seattle by month

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

SEA

Temperature

5 - 19 °C

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 19 March 2024.
Get a feel of what it's like to fly with ANA, Asiana Airlines and China Airlines from Sydney to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.7
Very Good
79 reviews
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.6
Very Good
1,244 reviews
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.5
Very Good
653 reviews
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.5
Very Good
998 reviews
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very Good
1,014 reviews
8.7
Very Good
79 reviews

Entertainment

7.4

Overall

8.7

Crew

8.9

Comfort

8.1

Food

7.8

Boarding

8.5

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Seattle. 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 Sydney to Seattle for under $1,300 on Cheapflights?

    Yes, there are multiple flights from Sydney to Seattle for under $1,300. The cheapest flight booked recently is on ANA for just $1,260, but on average you can expect to pay $1,548.

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

    Currently priced at $1,260, ANA will fly you from Sydney to Seattle and back. In addition to ANA, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and Hawaiian Airlines - these airlines can fly you to your destination from $1,444 and $1,490, respectively. Users have found that ANA is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Sydney to Seattle one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $996. Users have also found prices from $1,038 and $1,153 on Asiana Airlines and ANA, respectively.

  • What are the most popular airlines that fly from Sydney to Seattle?

  • What does SYD to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Sydney Kingsford Smith Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a SYD to SEA flight.

  • Where are the most common stopover locations when flying from Sydney to Seattle?

  • Where are the least popular stopover locations for Sydney to Seattle flights?

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Seattle on these airlines
Choose from the following airlines for your flight from Sydney to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 19 March 2024.

Top 10 airlines flying from Sydney to Seattle

Discover the top 10 airlines that operate flights from Sydney to Seattle. 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 651,626 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$983Average$1,604FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$1,161Average$2,175FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$1,198Average$1,680FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,204Average$1,634FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,291Average$2,400FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Asiana AirlinesCheapest$1,301Average$1,672FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Virgin AustraliaCheapest$1,336Average$1,979FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Hawaiian AirlinesCheapest$1,382Average$1,993FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Singapore AirlinesCheapest$1,451Average$1,830FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapest$1,495Average$1,850FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Search flights from Sydney to Seattle by cabin class

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

Fly with Cheapflights

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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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 Seattle from Sydney.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Seattle flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Sydney to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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