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Cheap flights from Seattle to Melbourne from $436

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 2/22. 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
0 bags

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Find the cheapest flights from Seattle to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 pm - 6:55 pm
SEA
-
MEL
28h 55m
2 stops
Multiple Airlines Logo
6:00 am - 9:33 am
MEL
-
SEA
21h 33m
2 stops
$940Multiple Airlines
Tue, Mar 10 - Tue, Mar 24
Multiple Airlines Logo
8:00 pm - 3:35 pm
SEA
-
MEL
24h 35m
2 stops
Multiple Airlines Logo
8:10 am - 9:31 am
MEL
-
SEA
20h 21m
2 stops
$957Multiple Airlines
Sat, Feb 21 - Sat, Mar 7
Multiple Airlines Logo
8:00 pm - 3:15 pm
SEA
-
MEL
24h 15m
2 stops
Multiple Airlines Logo
8:10 am - 9:31 am
MEL
-
SEA
20h 21m
2 stops
$958Multiple Airlines
Sat, Feb 21 - Sat, Mar 7
Multiple Airlines Logo
8:00 pm - 2:15 pm
SEA
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
6:05 am - 9:31 am
MEL
-
SEA
21h 26m
2 stops
$960Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
8:00 pm - 11:25 am
SEA
-
MEL
22h 25m
2 stops
Multiple Airlines Logo
9:40 pm - 9:15 am
MEL
-
SEA
28h 35m
2 stops
$961Multiple Airlines
Tue, Apr 21 - Sun, May 3
Air Canada Logo
10:05 am - 5:40 pm
SEA
-
MEL
37h 35m
2 stops
Air Canada Logo
7:10 am - 7:16 pm
MEL
-
SEA
30h 06m
2 stops
$969Air Canada
Wed, Mar 11 - Sun, Mar 22
Multiple Airlines Logo
10:42 am - 6:45 am
SEA
-
MEL
27h 03m
1 stop
Multiple Airlines Logo
1:30 pm - 10:21 pm
MEL
-
SEA
25h 51m
2 stops
$977Multiple Airlines
Tue, May 12 - Fri, May 29
Air New Zealand Logo
12:35 pm - 10:00 am
SEA
-
MEL
27h 25m
1 stop
Air New Zealand Logo
11:30 am - 12:24 pm
MEL
-
SEA
18h 54m
1 stop
$988Air New Zealand
Tue, Mar 10 - Tue, Mar 24
Multiple Airlines Logo
10:42 am - 6:45 am
SEA
-
MEL
27h 03m
1 stop
Multiple Airlines Logo
1:30 pm - 10:21 pm
MEL
-
SEA
25h 51m
2 stops
$1,011Multiple Airlines
Wed, May 13 - Fri, May 29
Multiple Airlines Logo
12:50 pm - 12:25 pm
SEA
-
MEL
28h 35m
2 stops
Multiple Airlines Logo
1:55 pm - 5:00 pm
MEL
-
SEA
22h 05m
2 stops
$1,013Multiple Airlines
Sat, Feb 21 - Sat, Mar 7

United Airlines flights from Seattle to Melbourne Airport

Our best United Airlines deals on Seattle to Melbourne Airport flight tickets
United Airlines
Jan 29
SEA12:35 pmSeattle/Tacoma Intl
26h 25m
1 stop
MEL10:00 amMelbourne
Feb 11
MEL11:30 amMelbourne
28h 42m
2 stops
SEA9:12 pmSeattle/Tacoma Intl
$1,051
United Airlines
May 9
SEA7:36 pmSeattle/Tacoma Intl
19h 39m
1 stop
MEL8:15 amMelbourne
May 29
MEL10:55 amMelbourne
18h 29m
1 stop
SEA12:24 pmSeattle/Tacoma Intl
$1,058
United Airlines
Apr 21
SEA7:37 pmSeattle/Tacoma Intl
19h 38m
1 stop
MEL8:15 amMelbourne
May 3
MEL10:55 amMelbourne
18h 40m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
$1,059

American Airlines flights from Seattle to Melbourne Airport

Our best American Airlines deals on Seattle to Melbourne Airport flight tickets
American Airlines
Feb 21
SEA5:37 amSeattle/Tacoma Intl
28h 23m
1 stop
MEL5:00 amMelbourne
Mar 7
MEL12:00 pmMelbourne
25h 58m
1 stop
SEA6:58 pmSeattle/Tacoma Intl
$1,035
American Airlines
Feb 21
SEA6:44 amSeattle/Tacoma Intl
27h 16m
1 stop
MEL5:00 amMelbourne
Mar 7
MEL4:05 pmMelbourne
22h 17m
1 stop
SEA7:22 pmSeattle/Tacoma Intl
$1,036
American Airlines
Mar 10
SEA3:00 pmSeattle/Tacoma Intl
24h 30m
2 stops
MEL9:30 amMelbourne
Mar 17
MEL12:00 pmMelbourne
28h 42m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
$1,041

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated January 24, 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

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 3/10

8:00 pm-6:55 pm

2 stops28h 55m

Melbourne

Tue 3/24

6:00 am-9:33 am

2 stops21h 33m

$940

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 2/21

8:00 pm-3:35 pm

2 stops24h 35m

Melbourne

Sat 3/7

8:10 am-9:31 am

2 stops20h 21m

$957

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 2/21

8:00 pm-3:15 pm

2 stops24h 15m

Melbourne

Sat 3/7

8:10 am-9:31 am

2 stops20h 21m

$958

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 3/6

8:00 pm-2:15 pm

2 stops23h 15m

Melbourne

Fri 3/13

6:05 am-9:31 am

2 stops21h 26m

$960

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 4/21

8:00 pm-11:25 am

2 stops22h 25m

Melbourne

Sun 5/3

9:40 pm-9:15 am

2 stops28h 35m

$961

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 3/11

10:05 am-5:40 pm

2 stops37h 35m

Melbourne

Sun 3/22

7:10 am-7:16 pm

2 stops30h 06m

$969

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 5/12

10:42 am-6:45 am

1 stop27h 03m

Melbourne

Fri 5/29

1:30 pm-10:21 pm

2 stops25h 51m

$977

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 3/10

12:35 pm-10:00 am

1 stop27h 25m

Melbourne

Tue 3/24

11:30 am-12:24 pm

1 stop18h 54m

$988

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 5/13

10:42 am-6:45 am

1 stop27h 03m

Melbourne

Fri 5/29

1:30 pm-10:21 pm

2 stops25h 51m

$1,011

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 2/21

12:50 pm-12:25 pm

2 stops28h 35m

Melbourne

Sat 3/7

1:55 pm-5:00 pm

2 stops22h 05m

$1,013

Flights are sorted by cheapest round-trip 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 cheapest month to fly to Melbourne Airport?

The month of March is, on average, the cheapest month to fly to Melbourne Airport from Seattle, with most prices found around $1,093. The month of February is another great option to travel to Melbourne Airport, with average flight prices from Seattle averaging around $1,108.

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 $1,335 when searching weeks out. 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 $831 on momondo.

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

As of January 2026, prices for Seattle to Melbourne Airport flights are approximately 25% 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 round-trip 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 37m

Direct flights

None
The fastest flight from Seattle to Melbourne Airport takes 20h 37m
There are no direct flights from Seattle to Melbourne Airport. There are no popular flight routes from Seattle to Melbourne Airport.
Search flight deals

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

    There are 8183.9 mi between Seattle/Tacoma Intl and Melbourne. Typically, this will take 20h 37m by plane in normal conditions.

  • 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 travel and health documents you'll need for your trip to Melbourne Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Melbourne Airport. It is always advisable to seek 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
Alaska AirlinesPriceFrom $97Free CancellationRating
8.0
11,783 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $824Free CancellationRating
7.1
10,651 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,015Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,034Free CancellationRating
7.5
974 reviews
Search Qantas Airways flights

Traveling to a place near Melbourne?

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

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?

Flights from Seattle to Melbourne with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Seattle to Melbourne flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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