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Cheap flights from Seattle to Melbourne from $714

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:05 - 11:20SEA  Seattle/Tacoma Intl-MEL Melbourne
23h 15m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 14:38MEL  Melbourne-SEA Seattle/Tacoma Intl
25h 38m2 stops Brisbane Vancouver Intl
$1,437Multiple Airlines
Tue, 6 Apr - Tue, 13 Apr
Multiple Airlines Logo
19:05 - 15:35SEA  Seattle/Tacoma Intl-MEL Melbourne
25h 30m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
07:45 - 09:32MEL  Melbourne-SEA Seattle/Tacoma Intl
20h 47m2 stops Sydney Kingsford Smith Vancouver Intl
$1,443Multiple Airlines
Tue, 9 Feb - Tue, 23 Feb
Air Canada Logo
15:15 - 11:35SEA  Seattle/Tacoma Intl-MEL Melbourne
27h 20m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
19:00 - 09:18MEL  Melbourne-SEA Seattle/Tacoma Intl
31h 18m2 stops Sydney Kingsford Smith Vancouver Intl
$1,450Air Canada
Sun, 11 Apr - Sat, 17 Apr
Multiple Airlines Logo
19:05 - 15:10SEA  Seattle/Tacoma Intl-MEL Melbourne
26h 05m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
19:00 - 09:18MEL  Melbourne-SEA Seattle/Tacoma Intl
31h 18m2 stops Sydney Kingsford Smith Vancouver Intl
$1,478Multiple Airlines
Mon, 29 Mar - Sat, 10 Apr
Multiple Airlines Logo
19:05 - 20:00SEA  Seattle/Tacoma Intl-MEL Melbourne
31h 55m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
19:40 - 09:18MEL  Melbourne-SEA Seattle/Tacoma Intl
30h 38m2 stops Brisbane Vancouver Intl
$1,480Multiple Airlines
Sun, 11 Apr - Sat, 17 Apr
Air Canada Logo
19:05 - 14:35SEA  Seattle/Tacoma Intl-MEL Melbourne
24h 30m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
08:10 - 14:37MEL  Melbourne-SEA Seattle/Tacoma Intl
25h 27m2 stops Brisbane Vancouver Intl
$1,498Air Canada
Fri, 29 Jan - Tue, 2 Feb
Alaska Airlines Logo
16:39 - 09:30SEA  Seattle/Tacoma Intl-MEL Melbourne
21h 51m1 stop Los Angeles
Alaska Airlines Logo
22:45 - 08:51MEL  Melbourne-SEA Seattle/Tacoma Intl
29h 06m1 stop Los Angeles
$1,501Alaska Airlines
Mon, 1 Feb - Fri, 12 Feb
Air Canada Logo
19:05 - 14:35SEA  Seattle/Tacoma Intl-MEL Melbourne
24h 30m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
08:00 - 09:32MEL  Melbourne-SEA Seattle/Tacoma Intl
20h 32m2 stops Sydney Kingsford Smith Vancouver Intl
$1,504Air Canada
Fri, 12 Feb - Sun, 21 Feb
United Airlines Logo
19:35 - 10:30SEA  Seattle/Tacoma Intl-MEL Melbourne
19h 55m1 stop San Francisco
United Airlines Logo
12:45 - 20:47MEL  Melbourne-SEA Seattle/Tacoma Intl
27h 02m1 stop San Francisco
$1,769United Airlines
Tue, 24 Nov - Tue, 1 Dec
United Airlines Logo
12:20 - 09:30SEA  Seattle/Tacoma Intl-MEL Melbourne
26h 10m1 stop Los Angeles
United Airlines Logo
11:30 - 16:12MEL  Melbourne-SEA Seattle/Tacoma Intl
23h 42m1 stop Los Angeles
$1,769United Airlines
Wed, 25 Nov - Wed, 2 Dec

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United Airlines flights from Seattle to Melbourne Airport

Our best United Airlines deals on Seattle to Melbourne Airport flight tickets
United Airlines
1 Nov
SEA17:23Seattle/Tacoma Intl
22h 07m
1 stop
MEL10:30Melbourne
8 Nov
MEL12:45Melbourne
22h 42m
1 stop
SEA16:27Seattle/Tacoma Intl
$1,679
United Airlines
1 Nov
SEA12:45Seattle/Tacoma Intl
26h 45m
2 stops
MEL10:30Melbourne
8 Nov
MEL11:30Melbourne
28h 49m
2 stops
SEA21:19Seattle/Tacoma Intl
$1,685
United Airlines
24 Nov
SEA08:30Seattle/Tacoma Intl
31h 00m
2 stops
MEL10:30Melbourne
1 Dec
MEL12:45Melbourne
20h 38m
1 stop
SEA14:23Seattle/Tacoma Intl
$1,774

Alaska Airlines flights from Seattle to Melbourne Airport

Our best Alaska Airlines deals on Seattle to Melbourne Airport flight tickets
Alaska Airlines
1 Feb
SEA16:39Seattle/Tacoma Intl
21h 51m
1 stop
MEL09:30Melbourne
12 Feb
MEL22:45Melbourne
29h 06m
1 stop
SEA08:51Seattle/Tacoma Intl
$1,501
Alaska Airlines
31 Jan
SEA20:51Seattle/Tacoma Intl
41h 39m
1 stop
MEL09:30Melbourne
12 Feb
MEL22:45Melbourne
29h 06m
1 stop
SEA08:51Seattle/Tacoma Intl
$1,514
Alaska Airlines
23 Mar
SEA17:30Seattle/Tacoma Intl
22h 00m
1 stop
MEL09:30Melbourne
13 Apr
MEL21:30Melbourne
19h 26m
1 stop
SEA23:56Seattle/Tacoma Intl
$1,515

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Tue 6/4

19:05-11:20

2 stops23h 15m

Melbourne

Tue 13/4

06:00-14:38

2 stops25h 38m

$1,437

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Tue 9/2

19:05-15:35

2 stops25h 30m

Melbourne

Tue 23/2

07:45-09:32

2 stops20h 47m

$1,443

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Sun 11/4

15:15-11:35

2 stops27h 20m

Melbourne

Sat 17/4

19:00-09:18

2 stops31h 18m

$1,450

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Mon 29/3

19:05-15:10

2 stops26h 05m

Melbourne

Sat 10/4

19:00-09:18

2 stops31h 18m

$1,478

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Sun 11/4

19:05-20:00

2 stops31h 55m

Melbourne

Sat 17/4

19:40-09:18

2 stops30h 38m

$1,480

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Fri 29/1

19:05-14:35

2 stops24h 30m

Melbourne

Tue 2/2

08:10-14:37

2 stops25h 27m

$1,498

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Mon 1/2

16:39-09:30

1 stop21h 51m

Melbourne

Fri 12/2

22:45-08:51

1 stop29h 06m

$1,501
Fastest return journey

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Fri 12/2

19:05-14:35

2 stops24h 30m

Melbourne

Sun 21/2

08:00-09:32

2 stops20h 32m

$1,504

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Tue 24/11

19:35-10:30

1 stop19h 55m

Melbourne

Tue 1/12

12:45-20:47

1 stop27h 02m

$1,769

SeattleMelbourne

SEA Seattle/Tacoma Intl - MEL Melbourne

SEAMEL

Seattle/Tacoma Intl

Wed 25/11

12:20-09:30

1 stop26h 10m

Melbourne

Wed 2/12

11:30-16:12

1 stop23h 42m

$1,769

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
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See travel insights to Melbourne from

How to get the cheapest flight ticket from Seattle to Melbourne Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Melbourne Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,578 to $2,470.
The lowest price recently found on this route was $1,437.

What is the cheapest month to fly to Melbourne Airport?

The month of March is another great option to travel to Melbourne Airport, with average flight prices from Seattle averaging around $1,547.

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

You are more likely to see cheaper flights to Melbourne Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Melbourne Airport for around $1,656 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne Airport from Seattle for as low as $1,486 on momondo.

Can stopping save me money on Seattle to Melbourne Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Seattle to Melbourne Airport flight.

How have Seattle to Melbourne Airport flight prices changed over time?

As of October 2026, prices for Seattle to Melbourne Airport flights are approximately 192% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Melbourne Airport

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

Cheap Seattle to Melbourne Airport (SEA to MEL) flight deals and tips

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

Best price found

$714

Fastest flight time

19h 55m

Direct flights

None
The best one-way flight to Melbourne Airport from Seattle in the past 72 hours is $714. The best return flight deal from Seattle to Melbourne Airport found on momondo in the last 72 hours is $1,437.
The fastest flight from Seattle to Melbourne Airport takes 19h 55m
There are no direct flights from Seattle to Melbourne Airport. There are no popular flight routes from Seattle to Melbourne Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Melbourne Airport

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

    Melbourne is 13170.7 km away from Seattle/Tacoma Intl. Flights usually cover this in 19h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Melbourne Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Melbourne Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Melbourne Airport.

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

    The necessary travel and health documents for your Melbourne 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 licence 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.

  • What is the most popular airline from Seattle to Melbourne Airport?

Best airlines flying from Seattle to Melbourne Airport

Compare and see reviews for airlines that fly from Seattle to Melbourne Airport with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,439Free cancellationRating
7.3
10,441 reviews
Search United Airlines flights

Travelling to a place near Melbourne?

Book flights to Melbourne if you plan to visit one of these locations
Geelong
Ballarat
Lorne
Dandenong
Torquay
Apollo Bay
St Kilda
Sorrento
Phillip Island
Tullamarine
Shepparton
Daylesford
Mornington
Doncaster
Brighton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Melbourne for you.

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

Yes. momondo enables you to select and highlight flights to Melbourne from Seattle with this policy.

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

momondo helps you find the best flight between Seattle and Melbourne 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 Melbourne right now. Can momondo alert me if prices change?

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

An easier way to manage your Melbourne Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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