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

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

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to Melbourne is 1 as of October 2025.

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

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.

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

The necessary travel and health documents for your Melbourne 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.

$584 Cheap Flights from Seattle to Melbourne in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Melbourne

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:30 - 04:10SEA-MEL

35h 40m1 stop

10:20 - 19:40MEL-SEA

27h 20m1 stop

$1,389Philippine Airlines

Find Deal

Wed, 4 Mar - Wed, 11 Mar

21:30 - 08:35SEA-MEL

40h 05m1 stop

10:20 - 19:40MEL-SEA

27h 20m1 stop

$1,423Philippine Airlines

Find Deal

Thu, 26 Feb - Wed, 18 Mar

20:00 - 12:10SEA-MEL

22h 10m2 stops

06:00 - 15:03MEL-SEA

26h 03m2 stops

$1,452Multiple Airlines

Find Deal

Thu, 2 Apr - Thu, 16 Apr

20:00 - 14:00SEA-MEL

23h 00m2 stops

07:10 - 09:31MEL-SEA

21h 21m2 stops

$1,455Multiple Airlines

Find Deal

Fri, 20 Feb - Sat, 28 Feb

20:00 - 14:15SEA-MEL

23h 15m2 stops

06:00 - 09:33MEL-SEA

20h 33m2 stops

$1,464Air Canada

Find Deal

Tue, 10 Feb - Mon, 20 Apr

20:00 - 15:15SEA-MEL

24h 15m2 stops

06:00 - 09:33MEL-SEA

20h 33m2 stops

$1,466Air Canada

Find Deal

Tue, 10 Feb - Mon, 20 Apr

17:40 - 09:30SEA-MEL

20h 50m1 stop

12:00 - 12:56MEL-SEA

19h 56m1 stop

$1,607Qantas Airways

Find Deal

Sat, 21 Feb - Sat, 7 Mar

15:50 - 10:05SEA-MEL

23h 15m2 stops

12:00 - 12:56MEL-SEA

19h 56m1 stop

$1,663Qantas Airways

Find Deal

Fri, 20 Feb - Sat, 28 Feb

17:20 - 10:00SEA-MEL

21h 40m1 stop

11:30 - 20:46MEL-SEA

27h 16m2 stops

$1,684United Airlines

Find Deal

Mon, 2 Mar - Mon, 9 Mar

17:05 - 09:30SEA-MEL

21h 25m1 stop

13:00 - 21:17MEL-SEA

27h 17m2 stops

$1,691United Airlines

Find Deal

Wed, 3 Dec - Mon, 22 Dec

Philippine Airlines flights from Seattle to Melbourne

Our best Philippine Airlines deals on Seattle to Melbourne flight tickets

Philippine Airlines

4 Mar

SEA21:30Seattle/Tacoma Intl

35h 40m

1 stop

MEL04:10Melbourne

11 Mar

MEL10:20Melbourne

27h 20m

1 stop

SEA19:40Seattle/Tacoma Intl

$1,389

Find similar

Philippine Airlines

26 Feb

SEA21:30Seattle/Tacoma Intl

40h 05m

1 stop

MEL08:35Melbourne

18 Mar

MEL10:20Melbourne

27h 20m

1 stop

SEA19:40Seattle/Tacoma Intl

$1,423

Find similar

Philippine Airlines

5 Mar

SEA21:30Seattle/Tacoma Intl

40h 05m

1 stop

MEL08:35Melbourne

11 Mar

MEL10:20Melbourne

27h 20m

1 stop

SEA19:40Seattle/Tacoma Intl

$1,453

Find similar

Delta flights from Seattle to Melbourne

Our best Delta deals on Seattle to Melbourne flight tickets

Delta

5 Mar

SEA19:33Seattle/Tacoma Intl

41h 27m

2 stops

MEL08:00Melbourne

13 Mar

MEL09:10Melbourne

25h 50m

2 stops

SEA17:00Seattle/Tacoma Intl

$1,703

Find similar

Delta

1 Mar

SEA19:33Seattle/Tacoma Intl

41h 27m

2 stops

MEL08:00Melbourne

13 Mar

MEL09:10Melbourne

25h 50m

2 stops

SEA17:00Seattle/Tacoma Intl

$1,826

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 4/3

21:30-04:10

1 stop35h 40m

Melbourne

Wed 11/3

10:20-19:40

1 stop27h 20m

$1,389

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Thu 26/2

21:30-08:35

1 stop40h 05m

Melbourne

Wed 18/3

10:20-19:40

1 stop27h 20m

$1,423

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Thu 2/4

20:00-12:10

2 stops22h 10m

Melbourne

Thu 16/4

06:00-15:03

2 stops26h 03m

$1,452

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 20/2

20:00-14:00

2 stops23h 00m

Melbourne

Sat 28/2

07:10-09:31

2 stops21h 21m

$1,455

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 10/2

20:00-14:15

2 stops23h 15m

Melbourne

Mon 20/4

06:00-09:33

2 stops20h 33m

$1,464

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Tue 10/2

20:00-15:15

2 stops24h 15m

Melbourne

Mon 20/4

06:00-09:33

2 stops20h 33m

$1,466

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Sat 21/2

17:40-09:30

1 stop20h 50m

Melbourne

Sat 7/3

12:00-12:56

1 stop19h 56m

$1,607

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Fri 20/2

15:50-10:05

2 stops23h 15m

Melbourne

Sat 28/2

12:00-12:56

1 stop19h 56m

$1,663

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Mon 2/3

17:20-10:00

1 stop21h 40m

Melbourne

Mon 9/3

11:30-20:46

2 stops27h 16m

$1,684

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

Wed 3/12

17:05-09:30

1 stop21h 25m

Melbourne

Mon 22/12

13:00-21:17

2 stops27h 17m

$1,691

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Melbourne

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?

In general, February is the cheapest month to fly from Seattle to Melbourne. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,706. If you aren’t able to travel to Melbourne during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,831.

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

Our data shows that Saturday is the least expensive day to fly to Melbourne. Tickets to fly out on this day can be as low as $1,783. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Melbourne on Sunday is $2,699.

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

Our most recent data shows that the best time of day to fly to Melbourne is in the evening. Flights from Seattle to Melbourne during this time can be as low as $1,906. Flights to Melbourne are more costly in the afternoon, with an average ticket price of $2,281. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Melbourne from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Melbourne for around $2,142 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Seattle for as low as $1,364 on momondo.

Cheap Seattle to Melbourne flight deals and tips

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

Direct flights	None

There are no direct flights from Seattle to Melbourne. There are no popular flight routes from Seattle to Melbourne.

Search flight deals

How far is Seattle/Tacoma Intl to Melbourne by plane?
Melbourne is 13172.3 km away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 19h 31m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Melbourne?
Prices for flights from Seattle/Tacoma Intl Airport to Melbourne refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Melbourne?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Melbourne is 1 as of October 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Melbourne?
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.
What documentation or ID do you need to fly to Melbourne?
The necessary travel and health documents for your Melbourne 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.

Best airlines flying from Seattle to Melbourne

Compare and see reviews for airlines that fly from Seattle to Melbourne with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,552	Free cancellation	Rating 7.4 8,982 reviews		Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Melbourne from Seattle.

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

Yes. All flights to Melbourne from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Seattle to Melbourne flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Melbourne right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Melbourne flights. All you need is a valid email address and we will do the rest; it is that quick and easy.