What is the cheapest airline that flies from Melbourne to Seattle/Tacoma Intl?

United Airlines is the most popular carrier operating from Melbourne to Seattle/Tacoma Intl

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

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

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

The number of operators available for flights from Melbourne to Seattle/Tacoma Intl Airport is 1 as of June 2026.

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl 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 license 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.

$546 Cheap Flights from Melbourne to Seattle in 2026

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

Prices are currently typical for flights on this route. Typical prices usually range from $898 to $1,450. The lowest price recently found on this route was $914.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Melbourne to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:55 am - 11:10 pm

MEL

SEA

53h 15m

2 stops

7:35 pm - 8:15 am

SEA

MEL

19h 40m

1 stop

$914United Airlines

Sat, Aug 8 - Mon, Aug 24

9:30 am - 4:00 pm

MEL

SEA

23h 30m

2 stops

7:00 am - 8:15 am

SEA

MEL

32h 15m

1 stop

$915United Airlines

Fri, Jul 10 - Sun, Jul 26

10:55 am - 4:20 pm

MEL

SEA

22h 25m

1 stop

3:30 pm - 8:15 am

SEA

MEL

23h 45m

1 stop

$924United Airlines

Mon, Aug 3 - Sat, Sep 5

10:55 am - 4:20 pm

MEL

SEA

22h 25m

1 stop

3:30 pm - 8:15 am

SEA

MEL

23h 45m

1 stop

$925United Airlines

Mon, Aug 3 - Sat, Sep 5

10:55 am - 8:00 am

MEL

SEA

38h 05m

2 stops

3:30 pm - 8:15 am

SEA

MEL

23h 45m

1 stop

$928United Airlines

Mon, Aug 3 - Sat, Sep 5

10:55 am - 8:00 am

MEL

SEA

38h 05m

2 stops

3:30 pm - 8:15 am

SEA

MEL

23h 45m

1 stop

$930United Airlines

Mon, Aug 3 - Sat, Sep 5

10:00 am - 2:55 pm

MEL

SEA

21h 55m

1 stop

1:25 pm - 7:50 am

SEA

MEL

25h 25m

2 stops

$965Delta

Sun, Aug 2 - Mon, Aug 17

5:30 pm - 9:49 pm

MEL

SEA

22h 19m

2 stops

11:50 am - 11:35 pm

SEA

MEL

40h 45m

2 stops

$1,009Multiple Airlines

Thu, Oct 29 - Wed, Nov 18

1:45 pm - 5:57 pm

MEL

SEA

23h 12m

2 stops

2:10 pm - 12:20 pm

SEA

MEL

27h 10m

2 stops

$1,032Multiple Airlines

Wed, Nov 18 - Sat, Nov 21

9:45 am - 8:56 pm

MEL

SEA

28h 11m

1 stop

3:58 pm - 6:45 am

SEA

MEL

21h 47m

1 stop

$1,041Qantas Airways

Fri, Aug 14 - Sat, Aug 29

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United Airlines flights from Melbourne to Seattle

Our best United Airlines deals on Melbourne to Seattle flight tickets

United Airlines

Aug 8

MEL10:55 amMelbourne

38h 00m

2 stops

SEA7:55 amSeattle/Tacoma Intl

Aug 26

SEA12:44 pmSeattle/Tacoma Intl

25h 46m

2 stops

MEL7:30 amMelbourne

$914

United Airlines

Jun 27

MEL10:55 amMelbourne

38h 00m

2 stops

SEA7:55 amSeattle/Tacoma Intl

Jul 4

SEA5:00 amSeattle/Tacoma Intl

34h 15m

2 stops

MEL8:15 amMelbourne

$915

United Airlines

Jun 26

MEL10:55 amMelbourne

26h 58m

1 stop

SEA8:53 pmSeattle/Tacoma Intl

Jul 4

SEA8:45 amSeattle/Tacoma Intl

30h 30m

1 stop

MEL8:15 amMelbourne

$916

American Airlines flights from Melbourne to Seattle

Our best American Airlines deals on Melbourne to Seattle flight tickets

American Airlines

Aug 3

MEL9:45 amMelbourne

21h 03m

1 stop

SEA1:48 pmSeattle/Tacoma Intl

Aug 10

SEA11:48 amSeattle/Tacoma Intl

24h 12m

1 stop

MEL5:00 amMelbourne

$1,051

American Airlines

Aug 3

MEL1:35 pmMelbourne

27h 04m

1 stop

SEA11:39 pmSeattle/Tacoma Intl

Sep 5

SEA11:40 amSeattle/Tacoma Intl

26h 05m

1 stop

MEL6:45 amMelbourne

$1,061

American Airlines

Aug 3

MEL1:35 pmMelbourne

27h 04m

1 stop

SEA11:39 pmSeattle/Tacoma Intl

Sep 5

SEA11:40 amSeattle/Tacoma Intl

26h 05m

1 stop

MEL6:45 amMelbourne

$1,065

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 8/8

10:55 am-11:10 pm

2 stops53h 15m

Seattle/Tacoma Intl

Mon 8/24

7:35 pm-8:15 am

1 stop19h 40m

$914

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 7/10

9:30 am-4:00 pm

2 stops23h 30m

Seattle/Tacoma Intl

Sun 7/26

7:00 am-8:15 am

1 stop32h 15m

$915

Quickest round-trip

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 8/3

10:55 am-4:20 pm

1 stop22h 25m

Seattle/Tacoma Intl

Sat 9/5

3:30 pm-8:15 am

1 stop23h 45m

$924

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 8/3

10:55 am-4:20 pm

1 stop22h 25m

Seattle/Tacoma Intl

Sat 9/5

3:30 pm-8:15 am

1 stop23h 45m

$925

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 8/3

10:55 am-8:00 am

2 stops38h 05m

Seattle/Tacoma Intl

Sat 9/5

3:30 pm-8:15 am

1 stop23h 45m

$928

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 8/3

10:55 am-8:00 am

2 stops38h 05m

Seattle/Tacoma Intl

Sat 9/5

3:30 pm-8:15 am

1 stop23h 45m

$930

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 8/2

10:00 am-2:55 pm

1 stop21h 55m

Seattle/Tacoma Intl

Mon 8/17

1:25 pm-7:50 am

2 stops25h 25m

$965

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 10/29

5:30 pm-9:49 pm

2 stops22h 19m

Seattle/Tacoma Intl

Wed 11/18

11:50 am-11:35 pm

2 stops40h 45m

$1,009

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 11/18

1:45 pm-5:57 pm

2 stops23h 12m

Seattle/Tacoma Intl

Sat 11/21

2:10 pm-12:20 pm

2 stops27h 10m

$1,032

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 8/14

9:45 am-8:56 pm

1 stop28h 11m

Seattle/Tacoma Intl

Sat 8/29

3:58 pm-6:45 am

1 stop21h 47m

$1,041

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 Melbourne to Seattle

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 Melbourne and Seattle?

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from Melbourne to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $484. If you don’t want to visit Seattle in September, then you should wait until December to fly from Melbourne, when ticket prices are also cheap, with an average price of $502.

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

You are more likely to see cheaper flights to Seattle from Melbourne when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $963 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Melbourne for as low as $834 on momondo.

Cheap Melbourne to Seattle flight deals and tips

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

Fastest flight time	18h 27m
Direct flights	None

The fastest flight from Melbourne to Seattle takes 18h 27m

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

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Frequently asked questions about flying from Melbourne to Seattle

How far is Melbourne to Seattle/Tacoma Intl by plane?
The distance between Melbourne and Seattle/Tacoma Intl is about 8184.9 mi. By plane, this route typically takes 18h 27m.
When did momondo last update prices for flights from Melbourne to Seattle/Tacoma Intl Airport?
Prices for flights from Melbourne to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Melbourne to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Melbourne to Seattle/Tacoma Intl Airport is 1 as of June 2026.
How old do you have to be to fly from Melbourne to Seattle/Tacoma Intl 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 Melbourne to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl 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 license 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 Melbourne to Seattle

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $778	Free Cancellation	Rating 7.4 9,887 reviews		Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Federal Way

Fife

Cle Elum

Marysville

Centralia

Kirkland

Shoreline

Westport

Why use momondo?

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

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 Melbourne to Seattle for you.

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

Yes. momondo allows you to filter the results for Melbourne to Seattle flights to just show those with flexible booking policies.

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

Once you have performed a search for Melbourne to Seattle 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 Melbourne to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Melbourne 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.