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$692+ Cheap flights to Seattle

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SEA
20 Apr — 27 Apr1
1 adult

Flights to Seattle in 2025

Find the latest flights to Seattle in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 April 2025.

Return from

$1,541

One-way from

$692

Popular in

December

Cheapest in

February

Average price

$1,818
Asiana Airlines
  • Asiana Airlines
  • 1/6-29/8
  • 2 total stops
  • 68h 00m total
  • Sydney to Seattle
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23/5
  • 23/5
  • 1 total stop
  • 33h 15m total
  • Sydney to Seattle
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Highest demand for flights based on searches. 8% potential increase in price ($253 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($78 potential savings vs. average return price).
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Average for return flights in April 2025
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Find flight deals to Seattle

Cheapest flights to Seattle
Explore the most affordable flight options available to Seattle. Find the lowest fares based on data from user searches, with prices last updated on 15 April 2025.

Sun 1/609:30SYD - SEA
1 stop44h 00mAsiana Airlines
Fri 29/814:30SEA - SYD
1 stop24h 00mAsiana Airlines
Deal found 15/4$1,541
Thu 20/1112:15SYD - SEA
1 stop37h 55mSingapore Airlines
Fri 28/1108:45SEA - SYD
1 stop27h 55mSingapore Airlines
Deal found 15/4$1,547
Wed 30/412:10SYD - SEA
2 stops26h 45mMultiple Airlines
Wed 28/519:55SEA - SYD
1 stop25h 45mMultiple Airlines
Deal found 14/4$1,593
Sun 1/610:10SYD - SEA
1 stop26h 05mPhilippine Airlines
Wed 27/823:35SEA - SYD
1 stop39h 25mPhilippine Airlines
Deal found 15/4$1,615
Sun 1/620:55SYD - SEA
1 stop34h 30mANA
Thu 28/813:45SEA - SYD
2 stops26h 40mANA
Deal found 15/4$1,669
Wed 6/808:45SYD - SEA
2 stops27h 13mAir New Zealand
Sat 30/817:20SEA - SYD
2 stops22h 25mAir New Zealand
Deal found 14/4$1,701
Mon 12/509:10SYD - SEA
1 stop30h 51mQantas Airways
Mon 26/506:14SEA - SYD
1 stop31h 51mQantas Airways
Deal found 14/4$1,723
Mon 7/709:25SYD - SEA
1 stop24h 29mDelta
Mon 21/710:17SEA - SYD
1 stop27h 18mDelta
Deal found 14/4$1,761
Sun 1/622:10SYD - SEA
1 stop38h 20mChina Airlines
Thu 28/801:40SEA - SYD
1 stop40h 05mChina Airlines
Deal found 15/4$1,816
Sun 1/609:30SYD - SEA
2 stops23h 23mUnited Airlines
Fri 29/812:46SEA - SYD
2 stops25h 14mUnited Airlines
Deal found 15/4$1,903
Fri 23/521:40SYD - SEA
1 stop25h 35mHawaiian Airlines
Fri 30/508:25SEA - SYD
1 stop18h 20mHawaiian Airlines
Deal found 15/4$2,065
Mon 21/409:20SYD - SEA
1 stop41h 33mAir Canada
Sun 27/419:05SEA - SYD
1 stop19h 15mAir Canada
Deal found 15/4$2,256

Cheapflights Fare Finder

Locate flights to Seattle that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 April 2025.
Use the filters below to find and compare flights to Seattle that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/6

09:30-12:30

1 stop44h 00m

Seattle/Tacoma Intl

Fri 29/8

14:30-07:30

1 stop24h 00m

$1,541

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 30/4

12:10-21:55

2 stops26h 45m

Seattle/Tacoma Intl

Wed 28/5

19:55-14:40

1 stop25h 45m

$1,593

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/6

10:10-19:15

1 stop26h 05m

Seattle/Tacoma Intl

Wed 27/8

23:35-08:00

1 stop39h 25m

$1,615

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/6

20:55-14:25

1 stop34h 30m

Seattle/Tacoma Intl

Thu 28/8

13:45-09:25

2 stops26h 40m

$1,669

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 6/8

08:45-18:58

2 stops27h 13m

Seattle/Tacoma Intl

Sat 30/8

17:20-08:45

2 stops22h 25m

$1,701

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 12/5

09:10-23:01

1 stop30h 51m

Seattle/Tacoma Intl

Mon 26/5

06:14-07:05

1 stop31h 51m

$1,723

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 8/5

09:10-14:54

2 stops22h 44m

Seattle/Tacoma Intl

Wed 21/5

06:25-07:05

2 stops31h 40m

$1,724

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 7/7

09:25-16:54

1 stop24h 29m

Seattle/Tacoma Intl

Mon 21/7

10:17-06:35

1 stop27h 18m

$1,761

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/6

22:10-19:30

1 stop38h 20m

Seattle/Tacoma Intl

Thu 28/8

01:40-10:45

1 stop40h 05m

$1,816

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 1/6

09:30-15:53

2 stops23h 23m

Seattle/Tacoma Intl

Wed 27/8

23:55-06:55

2 stops38h 00m

$1,903

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 22 results
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Best time to book a flight to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight to Seattle

When is the best time to book a flight 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 11 April 2025.

The best time to book flights to Seattle is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Seattle?

On average, a flight from Sydney to Seattle takes 24 hours 11 minutes. Flights to Seattle from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Seattle?

Use this chart to determine the cheapest time to fly return from Sydney to Seattle. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Seattle should consider flying on Saturday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday afternoons, when prices are usually at their highest.

What are the most popular airlines that fly to Seattle?

The most popular airlines flying from Sydney to Seattle are Air Canada, United Airlines and Hawaiian Airlines.

Air Canada

Air Canada

From $843

United Airlines

United Airlines

From $673

Hawaiian Airlines

Hawaiian Airlines

From $852

Qantas Airways

Qantas Airways

From $937

What are the cheapest airlines that fly to Seattle?

The cheapest airlines flying from Sydney to Seattle are United Airlines, Virgin Australia and Asiana Airlines.

Rainfall in Seattle by month

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

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

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

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 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 15 April 2025.
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Air Tahiti Nui
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Japan Airlines
8.3
Very Good
1,440 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
ANA
8.3
Very Good
841 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
China Airlines
8.2
Very Good
729 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Asiana Airlines
8.2
Very Good
438 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Overall

8.8

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.

FAQs about flying to Seattle

Getting around Seattle

Seattle-Tacoma International Airport (SEA), also known as Sea-Tac, is the city’s major airport. It is 16 km from the city centre. There are several options for getting into the city. The Link Light Rail is a convenient choice, taking just over 30 minutes to reach the centre. Shuttle buses are useful for those with a lot of luggage. There are also taxis and rental cars.

The Metro Transit system of buses, including electric and hybrid buses, is useful and tourist-friendly, though drivers do not carry change. Express routes are offered by some buses. Other options include the streetcar and the monorail, connecting with major attractions. The Washington State Ferries are a tourist attraction in their own right.

Seattle is generally safe, though common sense should be applied at all times and it can be best to avoid parks at night.

  • What airport do you fly into for flights to Seattle?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly into when you book flights to Seattle.

  • Can I find cheaper flights to Seattle if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Seattle on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Seattle?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Seattle.

  • What is the cheapest airport to fly to in Seattle?

    Seattle/Tacoma Intl is currently the cheapest airport to fly to in Seattle. One-way flights to Seattle/Tacoma Intl typically cost $118, while return flights cost around $224.

  • How much is a return flight to Seattle?

    A return flight to Seattle will typically cost around $242, however they can be found for as little as $141.

  • Where does the fastest flight to Seattle depart from?

    For those looking to save time traveling to Seattle, Canberra offers the quickest one-way flight (22 hours 7 minutes).

  • Does Seattle/Tacoma Intl have car hire?

    Yes. Those touching down at Seattle/Tacoma Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Seattle/Tacoma Intl?

    Yes. Seattle/Tacoma Intl has hotels nearby for those requiring accommodations. Seatac Inn is the closest property to Seattle/Tacoma Intl (0.0 km away from Seattle/Tacoma Intl).

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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Certainly. Search results for flights to Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, Cheapflights offers price alerts on Seattle flights so you can book your flight when prices are ideal. Enable price alerts 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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