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

Air Canada, United Airlines, and American Airlines are the most popular carriers operating from Melbourne to Seattle/Tacoma Intl

Which airlines fly to Seattle?

United Airlines, Virgin Australia and Air Canada are the top three most popular airlines that fly to Seattle from Melbourne according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 10 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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 were last updated today.

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

As of August 2025, there are 10 operators available to choose from for flights from Melbourne to Seattle/Tacoma Intl Airport.

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 stopovers. 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 travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 licence and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$708 Cheap Flights from Melbourne to Seattle in 2025

1 adult

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Find the cheapest flights from Melbourne to Seattle

Round-trip

One-way

Last minute

Cheap return flights

10:55 - 12:07MEL-SEA

18h 12m1 stop

13:05 - 08:15SEA-MEL

26h 10m1 stop

$1,294United Airlines

Find Deal

Mon, 25 Aug - Thu, 4 Sep

09:30 - 21:15MEL-SEA

28h 45m2 stops

05:00 - 10:00SEA-MEL

34h 00m1 stop

$1,299United Airlines

Find Deal

Wed, 1 Oct - Wed, 31 Dec

06:00 - 14:16MEL-SEA

25h 16m2 stops

10:05 - 15:35SEA-MEL

34h 30m2 stops

$1,353Air Canada

Find Deal

Tue, 30 Sep - Wed, 31 Dec

20:30 - 14:16MEL-SEA

34h 46m2 stops

05:50 - 15:35SEA-MEL

38h 45m2 stops

$1,359Air Canada

Find Deal

Mon, 29 Sep - Sun, 4 Jan

10:55 - 21:15MEL-SEA

27h 20m1 stop

07:05 - 10:00SEA-MEL

31h 55m1 stop

$1,601Virgin Australia

Find Deal

Sun, 28 Sep - Thu, 1 Jan

06:00 - 16:24MEL-SEA

27h 24m2 stops

07:05 - 10:00SEA-MEL

31h 55m1 stop

$1,625Virgin Australia

Find Deal

Thu, 2 Oct - Thu, 1 Jan

06:00 - 21:33MEL-SEA

32h 33m2 stops

16:59 - 13:05SEA-MEL

27h 06m2 stops

$1,941Qantas Airways

Find Deal

Tue, 26 Aug - Wed, 3 Sep

21:50 - 19:20MEL-SEA

38h 30m1 stop

00:10 - 12:05SEA-MEL

40h 55m1 stop

$2,124China Airlines

Find Deal

Fri, 3 Oct - Tue, 30 Dec

21:50 - 19:20MEL-SEA

38h 30m1 stop

00:10 - 12:05SEA-MEL

40h 55m1 stop

$2,228China Airlines

Find Deal

Fri, 3 Oct - Sat, 3 Jan

09:45 - 21:36MEL-SEA

28h 51m1 stop

17:49 - 09:30SEA-MEL

20h 41m1 stop

$2,291Qantas Airways

Find Deal

Fri, 3 Oct - Tue, 6 Jan

United Airlines flights from Melbourne to Seattle

Our best United Airlines deals on Melbourne to Seattle flight tickets

United Airlines

25 Aug

MEL10:55Melbourne

18h 12m

1 stop

SEA12:07Seattle/Tacoma Intl

4 Sept

SEA13:05Seattle/Tacoma Intl

26h 10m

1 stop

MEL08:15Melbourne

$1,294

Find similar

United Airlines

1 Oct

MEL09:30Melbourne

28h 45m

2 stops

SEA21:15Seattle/Tacoma Intl

31 Dec

SEA05:00Seattle/Tacoma Intl

34h 00m

1 stop

MEL10:00Melbourne

$1,299

Find similar

United Airlines

26 Aug

MEL10:55Melbourne

24h 03m

2 stops

SEA17:58Seattle/Tacoma Intl

6 Sept

SEA11:11Seattle/Tacoma Intl

28h 04m

2 stops

MEL08:15Melbourne

$1,316

Find similar

Qantas Airways flights from Melbourne to Seattle

Our best Qantas Airways deals on Melbourne to Seattle flight tickets

Qantas Airways

26 Aug

MEL06:00Melbourne

32h 33m

2 stops

SEA21:33Seattle/Tacoma Intl

3 Sept

SEA16:59Seattle/Tacoma Intl

27h 06m

2 stops

MEL13:05Melbourne

$1,941

Find similar

Qantas Airways

23 Aug

MEL06:00Melbourne

32h 33m

2 stops

SEA21:33Seattle/Tacoma Intl

5 Sept

SEA15:23Seattle/Tacoma Intl

25h 57m

2 stops

MEL10:20Melbourne

$2,105

Find similar

Qantas Airways

3 Oct

MEL09:45Melbourne

28h 51m

1 stop

SEA21:36Seattle/Tacoma Intl

6 Jan

SEA17:49Seattle/Tacoma Intl

20h 41m

1 stop

MEL09:30Melbourne

$2,291

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 25/8

10:55-12:07

1 stop18h 12m

Seattle/Tacoma Intl

Thu 4/9

13:05-08:15

1 stop26h 10m

$1,294

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 1/10

09:30-21:15

2 stops28h 45m

Seattle/Tacoma Intl

Wed 31/12

05:00-10:00

1 stop34h 00m

$1,299

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 30/9

06:00-14:16

2 stops25h 16m

Seattle/Tacoma Intl

Wed 31/12

10:05-15:35

2 stops34h 30m

$1,353

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 29/9

20:30-14:16

2 stops34h 46m

Seattle/Tacoma Intl

Sun 4/1

05:50-15:35

2 stops38h 45m

$1,359

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 28/9

10:55-21:15

1 stop27h 20m

Seattle/Tacoma Intl

Thu 1/1

07:05-10:00

1 stop31h 55m

$1,601

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 2/10

06:00-16:24

2 stops27h 24m

Seattle/Tacoma Intl

Thu 1/1

07:05-10:00

1 stop31h 55m

$1,625

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 26/8

06:00-21:33

2 stops32h 33m

Seattle/Tacoma Intl

Wed 3/9

16:59-13:05

2 stops27h 06m

$1,941

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 3/10

21:50-19:20

1 stop38h 30m

Seattle/Tacoma Intl

Tue 30/12

00:10-12:05

1 stop40h 55m

$2,124

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 3/10

21:50-19:20

1 stop38h 30m

Seattle/Tacoma Intl

Sat 3/1

00:10-12:05

1 stop40h 55m

$2,228

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 3/10

09:45-21:36

1 stop28h 51m

Seattle/Tacoma Intl

Tue 6/1

17:49-09:30

1 stop20h 41m

$2,291

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 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 cheapest month to fly to Seattle?

The month of August is, on average, the cheapest month to fly to Seattle from Melbourne, with most prices found around $1,533. If you are unable to visit Seattle during the month of August, then departing from Melbourne during the month March is also very affordable. Most momondo users find prices during this month for around $1,572.

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

The cheapest day to depart from Melbourne to Seattle is on a Monday. Travellers who choose to depart for Seattle on a Monday will often find tickets for as low as $1,706. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Melbourne to Seattle for around $2,059.

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

According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from Melbourne to Seattle in the evening for as low as $1,761. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seattle is in the afternoon when prices are around $1,958.

How far in advance should I book a flight 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 $1,737 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Melbourne for as low as $1,547 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

Best price found	$708
Fastest flight time	18h 12m
Direct flights	None
Airports in Seattle	1 airport

The best one-way flight to Seattle from Melbourne in the past 72 hours is $708. The best return flight deal from Melbourne to Seattle found on momondo in the last 72 hours is $1,294.

The fastest flight from Melbourne to Seattle takes 18h 12m

There are no direct flights from Melbourne to Seattle. Popular non-direct routes for this connection are Melbourne Airport - Seattle/Tacoma Intl Airport and Melbourne Avalon Airport - Seattle/Tacoma Intl Airport.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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How far is Melbourne to Seattle/Tacoma Intl by plane?
The distance between Melbourne and Seattle/Tacoma Intl is about 13172.3 km. Typically, this will take 18h 12m by plane in normal conditions.
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 were last updated today.
How many operators does momondo search for flights from Melbourne to Seattle/Tacoma Intl Airport?
As of August 2025, there are 10 operators available to choose from for flights from Melbourne to Seattle/Tacoma Intl Airport.
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 stopovers. 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 travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 licence and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek 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
American Airlines	PriceFrom $997	Free cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Air Canada	PriceFrom $1,172	Free cancellation	Rating 7.1 9,956 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,194	Free cancellation	Rating 8.0 504 reviews	Search Air New Zealand flights
Qantas Airways	PriceFrom $1,216	Free cancellation	Rating 7.5 895 reviews	Search Qantas Airways flights
Philippine Airlines	PriceFrom $1,265	Free cancellation	Rating 7.2 895 reviews	Search Philippine Airlines flights
United Airlines	PriceFrom $1,267	Free cancellation	Rating 7.4 8,915 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $1,481	Free cancellation	Rating 8.1 1,346 reviews	Search Singapore Airlines flights
China Airlines	PriceFrom $1,493	Free cancellation	Rating 8.3 762 reviews	Search China Airlines flights
Virgin Australia	PriceFrom $1,594	Free cancellation	Rating 7.5 411 reviews	Search Virgin Australia flights
Japan Airlines	PriceFrom $1,614	Free cancellation	Rating 8.3 1,545 reviews	Search Japan Airlines flights

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Melbourne to Seattle. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Seattle from Melbourne which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Melbourne to Seattle.

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

Yes momondo offers price alerts on flights to Seattle from Melbourne. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.