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Cheap flights from Seattle to Darwin from $1,412

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Darwin departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Darwin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:59 pm - 11:55 amSEA  Seattle/Tacoma Intl-DRW Darwin
26h 26m2 stops Los Angeles Brisbane
Multiple Airlines Logo
1:35 am - 12:25 pmDRW  Darwin-SEA Seattle/Tacoma Intl
27h 20m2 stops Sydney Kingsford Smith Los Angeles
$1,412Multiple Airlines
Sun, Sep 20 - Sat, Sep 26
United Airlines Logo
1:16 pm - 1:45 pmSEA  Seattle/Tacoma Intl-DRW Darwin
31h 59m2 stops San Francisco Brisbane
United Airlines Logo
12:45 pm - 9:01 pmDRW  Darwin-SEA Seattle/Tacoma Intl
48h 46m2 stops Sydney Kingsford Smith San Francisco
$1,443United Airlines
Sun, Sep 20 - Sun, Sep 27
Singapore Airlines Logo
8:45 am - 3:00 pmSEA  Seattle/Tacoma Intl-DRW Darwin
36h 45m1 stop Singapore Changi
Singapore Airlines Logo
3:50 pm - 7:10 amDRW  Darwin-SEA Seattle/Tacoma Intl
32h 50m1 stop Singapore Changi
$1,657Singapore Airlines
Tue, Feb 2 - Sat, Feb 6
Multiple Airlines Logo
7:00 am - 11:10 amSEA  Seattle/Tacoma Intl-DRW Darwin
34h 40m2 stops Honolulu Sydney Kingsford Smith
Multiple Airlines Logo
12:00 pm - 11:26 pmDRW  Darwin-SEA Seattle/Tacoma Intl
28h 56m2 stops Sydney Kingsford Smith Honolulu
$1,661Multiple Airlines
Wed, Feb 3 - Sun, Feb 7
Multiple Airlines Logo
11:30 am - 11:10 amSEA  Seattle/Tacoma Intl-DRW Darwin
54h 10m2 stops Honolulu Sydney Kingsford Smith
Multiple Airlines Logo
12:00 pm - 8:00 pmDRW  Darwin-SEA Seattle/Tacoma Intl
25h 30m2 stops Sydney Kingsford Smith Honolulu
$1,678Multiple Airlines
Tue, Feb 2 - Sat, Feb 6
Multiple Airlines Logo
10:15 am - 2:55 pmSEA  Seattle/Tacoma Intl-DRW Darwin
36h 10m1 stop Singapore Changi
Multiple Airlines Logo
12:30 pm - 10:40 amDRW  Darwin-SEA Seattle/Tacoma Intl
38h 40m2 stops Denpasar Bali Ngurah Rai Incheon Intl
$1,720Multiple Airlines
Sun, Sep 20 - Sun, Sep 27
Multiple Airlines Logo
4:59 pm - 12:35 amSEA  Seattle/Tacoma Intl-DRW Darwin
39h 06m3 stops Los Angeles Auckland Intl Sydney Kingsford Smith
Multiple Airlines Logo
1:35 am - 6:32 pmDRW  Darwin-SEA Seattle/Tacoma Intl
33h 27m3 stops Sydney Kingsford Smith Auckland Intl Vancouver Intl
$1,859Multiple Airlines
Sun, Sep 20 - Sat, Sep 26
Multiple Airlines Logo
3:00 pm - 12:10 pmSEA  Seattle/Tacoma Intl-DRW Darwin
52h 40m3 stops Vancouver Intl Auckland Intl Sydney Kingsford Smith
Multiple Airlines Logo
1:35 am - 11:29 amDRW  Darwin-SEA Seattle/Tacoma Intl
26h 24m2 stops Sydney Kingsford Smith Los Angeles
$1,923Multiple Airlines
Sun, Sep 20 - Sat, Sep 26
United Airlines Logo
3:30 pm - 1:35 pmSEA  Seattle/Tacoma Intl-DRW Darwin
28h 35m2 stops San Francisco Brisbane
United Airlines Logo
12:40 am - 3:54 pmDRW  Darwin-SEA Seattle/Tacoma Intl
32h 44m3 stops Melbourne Los Angeles San Francisco
$2,285United Airlines
Tue, Feb 2 - Fri, Feb 5
Multiple Airlines Logo
3:15 pm - 12:10 amSEA  Seattle/Tacoma Intl-DRW Darwin
39h 25m3 stops Vancouver Intl Auckland Intl Sydney Kingsford Smith
Multiple Airlines Logo
12:00 pm - 3:49 pmDRW  Darwin-SEA Seattle/Tacoma Intl
45h 19m3 stops Sydney Kingsford Smith Auckland Intl Los Angeles
$2,915Multiple Airlines
Mon, Dec 21 - Sun, Jan 3

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United Airlines flights from Seattle to Darwin

Our best United Airlines deals on Seattle to Darwin flight tickets
United Airlines
Sep 20
SEA1:16 pmSeattle/Tacoma Intl
31h 59m
2 stops
DRW1:45 pmDarwin
Sep 27
DRW12:45 pmDarwin
48h 46m
2 stops
SEA9:01 pmSeattle/Tacoma Intl
$1,443
United Airlines
Feb 2
SEA3:30 pmSeattle/Tacoma Intl
28h 35m
2 stops
DRW1:35 pmDarwin
Feb 5
DRW12:40 amDarwin
32h 44m
3 stops
SEA3:54 pmSeattle/Tacoma Intl
$2,285

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Darwin 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, momondo users made 832,500 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Seattle to Darwin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Sun 9/20

4:59 pm-11:55 am

2 stops26h 26m

Darwin

Sat 9/26

1:35 am-12:25 pm

2 stops27h 20m

$1,412

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Sun 9/20

1:16 pm-1:45 pm

2 stops31h 59m

Darwin

Sun 9/27

12:45 pm-9:01 pm

2 stops48h 46m

$1,443

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Tue 2/2

8:45 am-3:00 pm

1 stop36h 45m

Darwin

Sat 2/6

3:50 pm-7:10 am

1 stop32h 50m

$1,657

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Wed 2/3

7:00 am-11:10 am

2 stops34h 40m

Darwin

Sun 2/7

12:00 pm-11:26 pm

2 stops28h 56m

$1,661

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Tue 2/2

11:30 am-11:10 am

2 stops54h 10m

Darwin

Sat 2/6

12:00 pm-8:00 pm

2 stops25h 30m

$1,678

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Sun 9/20

10:15 am-2:55 pm

1 stop36h 10m

Darwin

Sun 9/27

12:30 pm-10:40 am

2 stops38h 40m

$1,720

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Sun 9/20

4:59 pm-12:35 am

3 stops39h 06m

Darwin

Sat 9/26

1:35 am-6:32 pm

3 stops33h 27m

$1,859

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Sun 9/20

3:00 pm-12:10 pm

3 stops52h 40m

Darwin

Sat 9/26

1:35 am-11:29 am

2 stops26h 24m

$1,923

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Tue 2/2

3:30 pm-1:35 pm

2 stops28h 35m

Darwin

Fri 2/5

12:40 am-3:54 pm

3 stops32h 44m

$2,285

SeattleDarwin

SEA Seattle/Tacoma Intl - DRW Darwin

SEADRW

Seattle/Tacoma Intl

Mon 12/21

3:15 pm-12:10 am

3 stops39h 25m

Darwin

Sun 1/3

12:00 pm-3:49 pm

3 stops45h 19m

$2,915

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Seattle to Darwin

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Darwin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Darwin (SEA to DRW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Darwin

Fastest flight time

26h 33m

Direct flights

None
The fastest flight from Seattle to Darwin takes 26h 33m
There are no direct flights from Seattle to Darwin. There are no popular flight routes from Seattle to Darwin.
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Frequently asked questions about flying from Seattle to Darwin

  • How far is Seattle/Tacoma Intl to Darwin by plane?

    The straight-line distance from Seattle/Tacoma Intl to Darwin is 7627.9 mi. A reasonable flight in good conditions will take 26h 33m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Darwin Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Darwin Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Darwin Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Darwin Airport.

  • What documentation or ID do you need to fly to Darwin Airport?

    The necessary travel and health documents for your Darwin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Seattle to Darwin

  • How do I get Price Alerts for flights from Seattle to Darwin?

    Confirm your travel details to search for the latest offers for flights from Seattle to Darwin. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Seattle to Darwin with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Darwin?

Finding the right flight to Darwin from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Darwin quick and easy, saving you time and money.

Can I find flights from Seattle to Darwin with flexible booking policies on momondo?

momondo does allow users to show only those flights to Darwin from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Darwin?

momondo helps you find the best flight between Seattle and Darwin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Darwin right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Darwin, momondo offers a useful price alert feature which will track prices for flights to Darwin from Seattle and alert you when they change.

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