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Cheap flights from Seattle to Melbourne from $831

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 11/10. 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.
Qantas Airways Logo
17:01 - 09:30
SEA
-
MEL
22h 29m
1 stop
Qantas Airways Logo
23:15 - 00:04
MEL
-
SEA
19h 49m
1 stop
$1,518Qantas Airways
Fri, 30 Oct - Sun, 8 Nov
Qantas Airways Logo
19:05 - 09:30
SEA
-
MEL
20h 25m
1 stop
Qantas Airways Logo
23:15 - 00:04
MEL
-
SEA
19h 49m
1 stop
$1,519Qantas Airways
Fri, 30 Oct - Sun, 8 Nov
United Airlines Logo
19:05 - 08:15
SEA
-
MEL
20h 10m
1 stop
United Airlines Logo
09:30 - 21:15
MEL
-
SEA
28h 45m
2 stops
$1,533United Airlines
Sat, 1 Aug - Wed, 2 Sep
United Airlines Logo
14:34 - 09:15
SEA
-
MEL
24h 41m
2 stops
United Airlines Logo
11:30 - 21:12
MEL
-
SEA
28h 42m
2 stops
$1,535United Airlines
Tue, 20 Oct - Wed, 25 Nov
American Airlines Logo
12:57 - 06:45
SEA
-
MEL
23h 48m
1 stop
American Airlines Logo
09:45 - 16:36
MEL
-
SEA
24h 51m
1 stop
$1,536American Airlines
Sat, 10 Oct - Mon, 19 Oct
American Airlines Logo
07:00 - 06:45
SEA
-
MEL
30h 45m
1 stop
American Airlines Logo
09:45 - 17:44
MEL
-
SEA
24h 59m
2 stops
$1,542American Airlines
Mon, 27 Jul - Tue, 4 Aug
Delta Logo
19:59 - 08:50
SEA
-
MEL
42h 51m
1 stop
Delta Logo
12:00 - 00:11
MEL
-
SEA
31h 11m
2 stops
$1,546Delta
Sat, 17 Oct - Sat, 28 Nov
United Airlines Logo
17:30 - 09:00
SEA
-
MEL
21h 30m
1 stop
United Airlines Logo
13:00 - 14:18
MEL
-
SEA
20h 18m
1 stop
$1,549United Airlines
Tue, 27 Oct - Sat, 7 Nov
United Airlines Logo
19:25 - 09:15
SEA
-
MEL
19h 50m
1 stop
United Airlines Logo
10:30 - 21:12
MEL
-
SEA
28h 42m
2 stops
$1,550United Airlines
Wed, 21 Oct - Fri, 30 Oct
United Airlines Logo
10:45 - 10:00
SEA
-
MEL
28h 15m
1 stop
United Airlines Logo
13:00 - 12:12
MEL
-
SEA
18h 12m
1 stop
$1,552United Airlines
Thu, 26 Nov - Tue, 8 Dec

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American Airlines flights from Seattle to Melbourne Airport

Our best American Airlines deals on Seattle to Melbourne Airport flight tickets
American Airlines
11 June
SEA14:40Seattle/Tacoma Intl
23h 05m
1 stop
MEL06:45Melbourne
30 June
MEL09:45Melbourne
29h 04m
1 stop
SEA21:49Seattle/Tacoma Intl
$1,533
American Airlines
27 July
SEA07:00Seattle/Tacoma Intl
30h 45m
1 stop
MEL06:45Melbourne
4 Aug
MEL09:45Melbourne
21h 03m
1 stop
SEA13:48Seattle/Tacoma Intl
$1,535
American Airlines
11 June
SEA14:40Seattle/Tacoma Intl
23h 05m
1 stop
MEL06:45Melbourne
30 June
MEL09:45Melbourne
24h 53m
2 stops
SEA17:38Seattle/Tacoma Intl
$1,539

Delta flights from Seattle to Melbourne Airport

Our best Delta deals on Seattle to Melbourne Airport flight tickets
Delta
24 July
SEA12:35Seattle/Tacoma Intl
26h 15m
1 stop
MEL07:50Melbourne
31 July
MEL10:00Melbourne
23h 40m
1 stop
SEA16:40Seattle/Tacoma Intl
$1,559
Delta
25 Sept
SEA12:36Seattle/Tacoma Intl
26h 14m
1 stop
MEL07:50Melbourne
23 Oct
MEL11:00Melbourne
29h 11m
1 stop
SEA22:11Seattle/Tacoma Intl
$1,562
Delta
27 Oct
SEA11:25Seattle/Tacoma Intl
27h 25m
2 stops
MEL08:50Melbourne
10 Nov
MEL12:00Melbourne
20h 00m
1 stop
SEA13:00Seattle/Tacoma Intl
$1,566

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 10 June 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

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 30/10

17:01-09:30

1 stop22h 29m

Melbourne

Sun 8/11

23:15-00:04

1 stop19h 49m

$1,518
Fastest return journey

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 30/10

19:05-09:30

1 stop20h 25m

Melbourne

Sun 8/11

23:15-00:04

1 stop19h 49m

$1,519

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 1/8

19:05-08:15

1 stop20h 10m

Melbourne

Wed 2/9

09:30-21:15

2 stops28h 45m

$1,533

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 20/10

14:34-09:15

2 stops24h 41m

Melbourne

Wed 25/11

11:30-21:12

2 stops28h 42m

$1,535

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 10/10

12:57-06:45

1 stop23h 48m

Melbourne

Mon 19/10

09:45-16:36

1 stop24h 51m

$1,536

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Mon 27/7

07:00-06:45

1 stop30h 45m

Melbourne

Tue 4/8

09:45-17:44

2 stops24h 59m

$1,542

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 17/10

19:59-08:50

1 stop42h 51m

Melbourne

Sat 28/11

12:00-00:11

2 stops31h 11m

$1,546

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 27/10

17:30-09:00

1 stop21h 30m

Melbourne

Sat 7/11

13:00-14:18

1 stop20h 18m

$1,549

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 21/10

19:25-09:15

1 stop19h 50m

Melbourne

Fri 30/10

10:30-21:12

2 stops28h 42m

$1,550

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Thu 26/11

10:45-10:00

1 stop28h 15m

Melbourne

Tue 8/12

13:00-12:12

1 stop18h 12m

$1,552

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 $1,508.

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 $1,793 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 $1,326 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 June 2026, prices for Seattle to Melbourne Airport flights are approximately 68% 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

19h 55m

Direct flights

None
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 $1,436Free cancellationRating
7.4
9,796 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
Sorrento
St Kilda
Daylesford
Phillip Island
Tullamarine
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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