What airlines fly to Melbourne?

United Airlines, Qantas Airways and Air Canada are the top three most popular airlines that fly to Melbourne from Seattle according to our data. United Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Melbourne. Keep in mind that there are 4 different airlines that fly to Melbourne on a routine basis, so you have a few additional options to choose from.

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 4 as of January 2026.

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

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.

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

The travel and health documents you'll need for your trip to Melbourne 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$476 Cheap Flights from Seattle to Melbourne in 2026

Q: What is the typical price of a round-trip flight between Seattle and Melbourne?

Prices are currently low for flights on this route. Typical prices usually range from $1,003 to $1,297. The lowest price recently found on this route was $817.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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 round-trip flights

Enter your travel dates to find the best prices.

7:20 pm - 11:05 am

SEA

MEL

22h 45m

2 stops

6:00 am - 9:15 am

MEL

SEA

20h 15m

2 stops

$817Multiple Airlines

mar., may. 5 - vie., may. 29

8:00 pm - 5:15 pm

SEA

MEL

26h 15m

2 stops

8:10 am - 3:01 pm

MEL

SEA

25h 51m

2 stops

$834Multiple Airlines

vie., feb. 27 - vie., mar. 6

5:53 pm - 9:30 am

SEA

MEL

20h 37m

1 stop

12:00 pm - 5:00 pm

MEL

SEA

24h 00m

1 stop

$915Multiple Airlines

dom., feb. 8 - mar., feb. 17

5:53 pm - 3:35 pm

SEA

MEL

26h 42m

2 stops

12:00 pm - 6:57 pm

MEL

SEA

25h 57m

1 stop

$936Qantas Airways

dom., feb. 8 - mar., feb. 17

7:04 pm - 10:00 am

SEA

MEL

21h 56m

2 stops

9:45 am - 12:56 pm

MEL

SEA

20h 11m

1 stop

$950Multiple Airlines

mar., may. 5 - vie., may. 29

8:00 pm - 2:35 pm

SEA

MEL

23h 35m

2 stops

7:10 am - 9:31 am

MEL

SEA

21h 21m

2 stops

$959Multiple Airlines

sáb., feb. 21 - sáb., mar. 7

8:00 pm - 12:25 pm

SEA

MEL

22h 25m

2 stops

7:10 am - 7:16 pm

MEL

SEA

30h 06m

2 stops

$960Multiple Airlines

dom., mar. 8 - dom., mar. 15

8:00 pm - 12:35 pm

SEA

MEL

23h 35m

2 stops

6:00 am - 2:20 pm

MEL

SEA

25h 20m

2 stops

$961Multiple Airlines

vie., abr. 24 - lun., may. 4

8:00 pm - 4:15 pm

SEA

MEL

25h 15m

2 stops

7:10 am - 9:31 am

MEL

SEA

21h 21m

2 stops

$962Multiple Airlines

sáb., feb. 21 - sáb., mar. 7

6:59 pm - 2:10 pm

SEA

AVV

26h 11m

2 stops

8:55 pm - 11:01 pm

AVV

SEA

43h 06m

2 stops

$1,531Qantas Airways

mar., jun. 23 - lun., jul. 13

United Airlines flights from Seattle to Melbourne

Our best United Airlines deals on Seattle to Melbourne flight tickets

United Airlines

Mar 30

SEA12:54 pmSeattle/Tacoma Intl

25h 36m

2 stops

MEL8:30 amMelbourne

Apr 8

MEL9:30 amMelbourne

23h 34m

1 stop

SEA4:04 pmSeattle/Tacoma Intl

$1,057

United Airlines

Feb 9

SEA5:10 pmSeattle/Tacoma Intl

21h 50m

1 stop

MEL10:00 amMelbourne

Feb 26

MEL11:30 amMelbourne

28h 31m

2 stops

SEA9:01 pmSeattle/Tacoma Intl

$1,060

United Airlines

Feb 10

SEA9:25 amSeattle/Tacoma Intl

29h 35m

1 stop

MEL10:00 amMelbourne

Apr 20

MEL10:55 amMelbourne

27h 02m

1 stop

SEA8:57 pmSeattle/Tacoma Intl

$1,061

Delta flights from Seattle to Melbourne

Our best Delta deals on Seattle to Melbourne flight tickets

Delta

Feb 11

SEA11:25 amSeattle/Tacoma Intl

25h 35m

2 stops

MEL8:00 amMelbourne

Feb 22

MEL10:10 amMelbourne

32h 59m

2 stops

SEA12:09 amSeattle/Tacoma Intl

$1,071

Delta

Feb 11

SEA9:25 amSeattle/Tacoma Intl

27h 35m

2 stops

MEL8:00 amMelbourne

Feb 22

MEL10:10 amMelbourne

32h 59m

2 stops

SEA12:09 amSeattle/Tacoma Intl

$1,073

Fly from

Fly to

Route

Depart

Return

Price

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

mar. 5/5

7:20 pm-11:05 am

2 stops22h 45m

Melbourne

vie. 5/29

6:00 am-9:15 am

2 stops20h 15m

$817

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

vie. 2/27

8:00 pm-5:15 pm

2 stops26h 15m

Melbourne

vie. 3/6

8:10 am-3:01 pm

2 stops25h 51m

$834

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

dom. 2/8

5:53 pm-9:30 am

1 stop20h 37m

Melbourne

mar. 2/17

12:00 pm-5:00 pm

1 stop24h 00m

$915

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

dom. 2/8

5:53 pm-3:35 pm

2 stops26h 42m

Melbourne

mar. 2/17

12:00 pm-6:57 pm

1 stop25h 57m

$936

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

mar. 5/5

7:04 pm-10:00 am

2 stops21h 56m

Melbourne

vie. 5/29

9:45 am-12:56 pm

1 stop20h 11m

$950

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

sáb. 2/21

8:00 pm-2:35 pm

2 stops23h 35m

Melbourne

sáb. 3/7

7:10 am-9:31 am

2 stops21h 21m

$959

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

dom. 3/8

8:00 pm-12:25 pm

2 stops22h 25m

Melbourne

dom. 3/15

7:10 am-7:16 pm

2 stops30h 06m

$960

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

vie. 4/24

8:00 pm-12:35 pm

2 stops23h 35m

Melbourne

lun. 5/4

6:00 am-2:20 pm

2 stops25h 20m

$961

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

sáb. 2/21

8:00 pm-4:15 pm

2 stops25h 15m

Melbourne

sáb. 3/7

7:10 am-9:31 am

2 stops21h 21m

$962

SeattleMelbourne

SEA - AVV

SEAAVV

Seattle/Tacoma Intl

mar. 6/23

6:59 pm-2:10 pm

2 stops26h 11m

Melbourne Avalon

lun. 7/13

8:55 pm-11:01 pm

2 stops43h 06m

$1,531

Flights are sorted by cheapest round-trip 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

Prices

Airlines

What is the typical price of a round-trip flight between Seattle and Melbourne?

What is the cheapest month to fly to Melbourne?

In general, March 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 $1,093. The month of February is another great option to travel to Melbourne, with average flight prices from Seattle averaging around $1,108.

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 $1,333 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Seattle for as low as $838 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

Fastest flight time	19h 30m
Direct flights	None

The fastest flight from Seattle to Melbourne takes 19h 30m

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?
There are 8184.9 mi between Seattle/Tacoma Intl and Melbourne. 19h 30m is a normal flight duration for this route.
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 4 as of January 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Melbourne?
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.
What documentation or ID do you need to fly to Melbourne?
The travel and health documents you'll need for your trip to Melbourne 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. It is always advisable to seek 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
Alaska Airlines	PriceFrom $97	Free Cancellation	Rating 8.0 11,808 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $824	Free Cancellation	Rating 7.1 10,667 reviews	Search Air Canada flights
United Airlines	PriceFrom $1,015	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $1,034	Free Cancellation	Rating 7.5 981 reviews	Search Qantas Airways flights

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?

All flight searches from Seattle to Melbourne on momondo can be filtered to show those which offer flexible booking policies.

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?

Price alerts on flights to Melbourne from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.