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Cheap flights from Seattle to Melbourne from $593

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Melbourne departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Air Canada Logo
20:00 - 14:15SEA-MEL
23h 15m2 stops
Air Canada Logo
08:10 - 14:26MEL-SEA
25h 16m2 stops
$1,251Air Canada
Find Deal
Tue, 10 Feb - Fri, 27 Feb
Air Canada Logo
20:00 - 14:45SEA-MEL
23h 45m2 stops
Air Canada Logo
18:50 - 19:16MEL-SEA
43h 26m2 stops
$1,316Air Canada
Find Deal
Fri, 12 Dec - Tue, 23 Dec
Logo
19:15 - 15:50SEA-MEL
26h 35m2 stops
Logo
06:40 - 09:31MEL-SEA
20h 51m2 stops
$1,336
Find Deal
Tue, 21 Oct - Tue, 28 Oct
Logo
19:15 - 10:35SEA-MEL
22h 20m2 stops
Logo
06:00 - 14:16MEL-SEA
25h 16m2 stops
$1,413
Find Deal
Tue, 16 Sep - Thu, 2 Oct
Qantas Airways Logo
15:35 - 09:30SEA-MEL
22h 55m1 stop
Qantas Airways Logo
12:00 - 12:56MEL-SEA
19h 56m1 stop
$1,469Qantas Airways
Find Deal
Tue, 10 Feb - Fri, 27 Feb
Philippine Airlines Logo
23:35 - 06:30SEA-MEL
37h 55m1 stop
Philippine Airlines Logo
08:00 - 19:15MEL-SEA
28h 15m1 stop
$1,525Philippine Airlines
Find Deal
Sun, 14 Sep - Sun, 21 Sep
Qantas Airways Logo
14:42 - 11:55SEA-MEL
27h 13m2 stops
Qantas Airways Logo
21:00 - 18:03MEL-SEA
40h 03m2 stops
$1,635Qantas Airways
Find Deal
Fri, 17 Oct - Sun, 9 Nov
Philippine Airlines Logo
23:35 - 07:30SEA-MEL
37h 55m1 stop
Philippine Airlines Logo
09:00 - 19:15MEL-SEA
28h 15m1 stop
$1,794Philippine Airlines
Find Deal
Sun, 5 Oct - Wed, 15 Oct
Air New Zealand Logo
17:26 - 10:50SEA-MEL
47h 24m2 stops
Air New Zealand Logo
10:35 - 17:15MEL-SEA
24h 40m2 stops
$1,803Air New Zealand
Find Deal
Sat, 11 Oct - Sun, 2 Nov
Air New Zealand Logo
17:26 - 10:50SEA-MEL
47h 24m2 stops
Air New Zealand Logo
08:35 - 18:45MEL-SEA
28h 10m2 stops
$1,805Air New Zealand
Find Deal
Sat, 11 Oct - Mon, 20 Oct

Qantas Airways flights from Seattle to Melbourne Airport

Our best Qantas Airways deals on Seattle to Melbourne Airport flight tickets
Qantas Airways
10 Feb
SEA15:35Seattle/Tacoma Intl
22h 55m
1 stop
MEL09:30Melbourne
27 Feb
MEL12:00Melbourne
19h 56m
1 stop
SEA12:56Seattle/Tacoma Intl
$1,469
Find similar
Qantas Airways
17 Oct
SEA14:42Seattle/Tacoma Intl
27h 13m
2 stops
MEL11:55Melbourne
9 Nov
MEL21:00Melbourne
40h 03m
2 stops
SEA18:03Seattle/Tacoma Intl
$1,635
Find similar
Qantas Airways
1 Nov
SEA07:40Seattle/Tacoma Intl
32h 55m
2 stops
MEL10:35Melbourne
14 Nov
MEL12:00Melbourne
20h 02m
1 stop
SEA13:02Seattle/Tacoma Intl
$1,660
Find similar

Air Canada flights from Seattle to Melbourne Airport

Our best Air Canada deals on Seattle to Melbourne Airport flight tickets
Air Canada
10 Feb
SEA20:00Seattle/Tacoma Intl
23h 15m
2 stops
MEL14:15Melbourne
27 Feb
MEL08:10Melbourne
25h 16m
2 stops
SEA14:26Seattle/Tacoma Intl
$1,251
Find similar
Air Canada
12 Dec
SEA20:00Seattle/Tacoma Intl
23h 45m
2 stops
MEL14:45Melbourne
23 Dec
MEL18:50Melbourne
43h 26m
2 stops
SEA19:16Seattle/Tacoma Intl
$1,316
Find similar
Air Canada
15 Dec
SEA10:05Seattle/Tacoma Intl
33h 10m
2 stops
MEL14:15Melbourne
25 Dec
MEL10:00Melbourne
23h 26m
2 stops
SEA14:26Seattle/Tacoma Intl
$1,333
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Seattle to Melbourne Airport 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 78,305 searches. Data last updated 19 August 2025.
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

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 10/2

20:00-14:15

2 stops23h 15m

Melbourne

Fri 27/2

08:10-14:26

2 stops25h 16m

$1,251

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 12/12

20:00-14:45

2 stops23h 45m

Melbourne

Tue 23/12

18:50-19:16

2 stops43h 26m

$1,316

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 21/10

19:15-15:50

2 stops26h 35m

Melbourne

Tue 28/10

06:40-09:31

2 stops20h 51m

$1,336

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 16/9

19:15-10:35

2 stops22h 20m

Melbourne

Thu 2/10

06:00-14:16

2 stops25h 16m

$1,413

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 10/2

15:35-09:30

1 stop22h 55m

Melbourne

Fri 27/2

12:00-12:56

1 stop19h 56m

$1,469

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sun 14/9

23:35-06:30

1 stop37h 55m

Melbourne

Sun 21/9

08:00-19:15

1 stop28h 15m

$1,525

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 17/10

14:42-11:55

2 stops27h 13m

Melbourne

Sun 9/11

21:00-18:03

2 stops40h 03m

$1,635

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sun 5/10

23:35-07:30

1 stop37h 55m

Melbourne

Wed 15/10

09:00-19:15

1 stop28h 15m

$1,794

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 11/10

17:26-10:50

2 stops47h 24m

Melbourne

Sun 2/11

10:35-17:15

2 stops24h 40m

$1,803

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 11/10

17:26-10:50

2 stops47h 24m

Melbourne

Mon 20/10

08:35-18:45

2 stops28h 10m

$1,805

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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 cheapest month to fly to Melbourne Airport?

The month of February is another great option to travel to Melbourne Airport, with average flight prices from Seattle averaging around $1,929.

What is the cheapest day to depart on your flight to Melbourne Airport?

The cheapest day to depart from Seattle to Melbourne Airport is on a Saturday. Travellers who choose to depart for Melbourne Airport on a Saturday will often find tickets for as low as $1,780. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $2,695.

What is the cheapest time of day to depart on your flight to Melbourne Airport?

Our most recent data shows that the best time of day to fly to Melbourne Airport is in the evening. Flights from Seattle to Melbourne Airport during this time can be as low as $1,903. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,277 on average. Flights to Melbourne Airport from Seattle in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight 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 $2,176 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 $1,608 on momondo.

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

You could potentially save up to 12% 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 August 2025, prices for Seattle to Melbourne Airport flights are approximately 53% cheaper 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

$593

Fastest flight time

22h 00m

Direct flights

None
The best one-way flight to Melbourne Airport from Seattle in the past 72 hours is $593. The best return flight deal from Seattle to Melbourne Airport found on momondo in the last 72 hours is $1,251.
The fastest flight from Seattle to Melbourne Airport takes 22h 00m
There are no direct flights from Seattle to Melbourne Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Melbourne Airport.
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  • 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 22h 00m, 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 $1,549Free cancellationRating
7.4
8,922 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
Dandenong
Apollo Bay
Lorne
Phillip Island
Sorrento
Torquay
Tullamarine
Daylesford
St Kilda
Shepparton
Doncaster
Mornington
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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