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Cheap flights from Seattle to Melbourne from $765

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 24/8. 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

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
19:15 - 11:20
SEA
-
MEL
23h 05m
2 stops
Multiple Airlines Logo
06:00 - 10:05
MEL
-
SEA
21h 05m
2 stops
$1,412Multiple Airlines
Sun, 13 Sep - Mon, 28 Sep
Multiple Airlines Logo
11:06 - 06:45
SEA
-
MEL
25h 39m
1 stop
Multiple Airlines Logo
13:35 - 18:26
MEL
-
SEA
23h 51m
2 stops
$1,438Multiple Airlines
Wed, 21 Oct - Mon, 2 Nov
Multiple Airlines Logo
11:06 - 06:45
SEA
-
MEL
25h 39m
1 stop
Multiple Airlines Logo
13:45 - 18:26
MEL
-
SEA
22h 41m
2 stops
$1,448Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
14:19 - 06:45
SEA
-
MEL
22h 26m
1 stop
Multiple Airlines Logo
22:45 - 08:56
MEL
-
SEA
28h 11m
1 stop
$1,462Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
15:20 - 06:45
SEA
-
MEL
21h 25m
1 stop
Multiple Airlines Logo
22:45 - 08:52
MEL
-
SEA
29h 07m
1 stop
$1,462Multiple Airlines
Wed, 21 Oct - Mon, 2 Nov
Multiple Airlines Logo
15:20 - 06:45
SEA
-
MEL
21h 25m
1 stop
Multiple Airlines Logo
22:45 - 08:56
MEL
-
SEA
28h 11m
1 stop
$1,475Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
American Airlines Logo
12:55 - 06:45
SEA
-
MEL
24h 50m
1 stop
American Airlines Logo
13:35 - 19:48
MEL
-
SEA
23h 13m
1 stop
$1,479American Airlines
Sun, 13 Sep - Mon, 28 Sep
American Airlines Logo
10:17 - 05:00
SEA
-
MEL
25h 43m
1 stop
American Airlines Logo
09:45 - 12:25
MEL
-
SEA
19h 40m
1 stop
$1,481American Airlines
Wed, 9 Sep - Wed, 16 Sep
United Airlines Logo
17:20 - 08:15
SEA
-
MEL
21h 55m
1 stop
United Airlines Logo
10:55 - 17:37
MEL
-
SEA
23h 42m
2 stops
$1,511United Airlines
Sun, 13 Sep - Mon, 28 Sep
United Airlines Logo
12:44 - 08:15
SEA
-
MEL
26h 31m
2 stops
United Airlines Logo
10:55 - 16:14
MEL
-
SEA
22h 19m
1 stop
$1,512United Airlines
Mon, 31 Aug - Wed, 16 Sep

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Delta flights from Seattle to Melbourne Airport

Our best Delta deals on Seattle to Melbourne Airport flight tickets
Delta
12 Aug
SEA12:36Seattle/Tacoma Intl
26h 14m
1 stop
MEL07:50Melbourne
21 Aug
MEL10:00Melbourne
19h 27m
1 stop
SEA12:27Seattle/Tacoma Intl
$1,489
Delta
12 Aug
SEA13:25Seattle/Tacoma Intl
25h 25m
2 stops
MEL07:50Melbourne
21 Aug
MEL10:00Melbourne
23h 54m
2 stops
SEA16:54Seattle/Tacoma Intl
$1,497
Delta
16 Aug
SEA21:45Seattle/Tacoma Intl
41h 05m
1 stop
MEL07:50Melbourne
30 Aug
MEL10:00Melbourne
30h 59m
2 stops
SEA23:59Seattle/Tacoma Intl
$1,505

Air Canada flights from Seattle to Melbourne Airport

Our best Air Canada deals on Seattle to Melbourne Airport flight tickets
Air Canada
6 Sept
SEA19:20Seattle/Tacoma Intl
23h 00m
2 stops
MEL11:20Melbourne
23 Sept
MEL06:00Melbourne
29h 32m
2 stops
SEA18:32Seattle/Tacoma Intl
$1,554
Air Canada
6 Sept
SEA19:20Seattle/Tacoma Intl
24h 00m
2 stops
MEL12:20Melbourne
19 Sept
MEL18:00Melbourne
37h 22m
2 stops
SEA14:22Seattle/Tacoma Intl
$1,560

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 29 July 2026.
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
Fastest return journey

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sun 13/9

19:15-11:20

2 stops23h 05m

Melbourne

Mon 28/9

06:00-10:05

2 stops21h 05m

$1,412

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

11:06-06:45

1 stop25h 39m

Melbourne

Mon 2/11

13:35-18:26

2 stops23h 51m

$1,438

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

11:06-06:45

1 stop25h 39m

Melbourne

Wed 28/10

13:45-18:26

2 stops22h 41m

$1,448

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

14:19-06:45

1 stop22h 26m

Melbourne

Wed 28/10

22:45-08:56

1 stop28h 11m

$1,462

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

15:20-06:45

1 stop21h 25m

Melbourne

Mon 2/11

22:45-08:52

1 stop29h 07m

$1,462

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

15:20-06:45

1 stop21h 25m

Melbourne

Wed 28/10

22:45-08:56

1 stop28h 11m

$1,475

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sun 13/9

12:55-06:45

1 stop24h 50m

Melbourne

Mon 28/9

13:35-19:48

1 stop23h 13m

$1,479

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 9/9

10:17-05:00

1 stop25h 43m

Melbourne

Wed 16/9

09:45-12:25

1 stop19h 40m

$1,481

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sun 13/9

17:20-08:15

1 stop21h 55m

Melbourne

Mon 28/9

10:55-17:37

2 stops23h 42m

$1,511

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Mon 31/8

12:44-08:15

2 stops26h 31m

Melbourne

Wed 16/9

10:55-16:14

1 stop22h 19m

$1,512

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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 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 $1,472 to $1,707.
The lowest price recently found on this route was $1,412.

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 $1,522.

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 $1,802 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 $1,497 on momondo.

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

You could potentially save up to 9% 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 July 2026, prices for Seattle to Melbourne Airport flights are approximately 18% 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

Fastest flight time

20h 10m

Direct flights

None
The fastest flight from Seattle to Melbourne Airport takes 20h 10m
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 20h 10m, 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 $1,450Free cancellationRating
7.4
10,052 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
Apollo Bay
Torquay
Phillip Island
St Kilda
Sorrento
Tullamarine
Daylesford
Shepparton
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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