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

American Airlines and Qantas Airways 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 9 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 November 2025, there are 9 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.

$668 Cheap Flights from Melbourne to Seattle in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $1,479 to $2,243. The lowest price recently found on this route was $1,285.

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Find the cheapest flights from Melbourne to Seattle

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:10 - 14:31MEL-SEA

25h 21m2 stops

19:45 - 14:10SEA-MEL

25h 25m2 stops

$1,285Multiple Airlines

Find Deal

Wed, 28 Jan - Tue, 30 Jun

08:10 - 09:31MEL-SEA

20h 21m2 stops

14:55 - 14:10SEA-MEL

30h 15m2 stops

$1,288Multiple Airlines

Find Deal

Sat, 31 Jan - Tue, 30 Jun

08:10 - 09:31MEL-SEA

20h 21m2 stops

10:05 - 13:05SEA-MEL

33h 00m2 stops

$1,387Air Canada

Find Deal

Thu, 5 Mar - Mon, 9 Mar

07:10 - 22:06MEL-SEA

32h 56m2 stops

20:00 - 13:05SEA-MEL

23h 05m2 stops

$1,390Air Canada

Find Deal

Wed, 11 Mar - Sun, 15 Mar

10:20 - 19:40MEL-SEA

27h 20m1 stop

22:30 - 08:35SEA-MEL

40h 05m1 stop

$1,428Philippine Airlines

Find Deal

Wed, 11 Mar - Sun, 15 Mar

13:00 - 21:07MEL-SEA

27h 07m1 stop

12:35 - 00:15SEA-MEL

40h 40m2 stops

$1,564United Airlines

Find Deal

Mon, 22 Dec - Tue, 6 Jan

10:20 - 18:40MEL-SEA

27h 20m1 stop

23:05 - 07:20SEA-MEL

39h 15m1 stop

$1,593Philippine Airlines

Find Deal

Wed, 28 Jan - Tue, 30 Jun

10:10 - 14:54MEL-SEA

23h 44m1 stop

13:30 - 07:40SEA-MEL

49h 10m2 stops

$1,629Delta

Find Deal

Wed, 28 Jan - Tue, 30 Jun

07:25 - 13:55MEL-SEA

25h 30m2 stops

00:10 - 11:05SEA-MEL

41h 55m2 stops

$1,684Multiple Airlines

Find Deal

Wed, 28 Jan - Mon, 29 Jun

07:25 - 13:55MEL-SEA

25h 30m2 stops

00:10 - 11:40SEA-MEL

42h 30m2 stops

$1,751Multiple Airlines

Find Deal

Sat, 31 Jan - Mon, 29 Jun

Philippine Airlines flights from Melbourne to Seattle

Our best Philippine Airlines deals on Melbourne to Seattle flight tickets

Philippine Airlines

11 Mar

MEL10:20Melbourne

27h 20m

1 stop

SEA19:40Seattle/Tacoma Intl

15 Mar

SEA22:30Seattle/Tacoma Intl

40h 05m

1 stop

MEL08:35Melbourne

$1,428

Find similar

Philippine Airlines

28 Jan

MEL10:20Melbourne

27h 20m

1 stop

SEA18:40Seattle/Tacoma Intl

30 June

SEA23:05Seattle/Tacoma Intl

39h 15m

1 stop

MEL07:20Melbourne

$1,593

Find similar

Philippine Airlines

23 Nov

MEL10:20Melbourne

27h 20m

1 stop

SEA18:40Seattle/Tacoma Intl

30 Nov

SEA21:30Seattle/Tacoma Intl

40h 05m

1 stop

MEL08:35Melbourne

$1,627

Find similar

United Airlines flights from Melbourne to Seattle

Our best United Airlines deals on Melbourne to Seattle flight tickets

United Airlines

24 Jan

MEL11:30Melbourne

28h 45m

2 stops

SEA21:15Seattle/Tacoma Intl

6 Feb

SEA17:10Seattle/Tacoma Intl

21h 50m

1 stop

MEL10:00Melbourne

$1,222

Find similar

United Airlines

19 May

MEL10:55Melbourne

27h 17m

2 stops

SEA21:12Seattle/Tacoma Intl

12 June

SEA09:02Seattle/Tacoma Intl

29h 28m

3 stops

MEL07:30Melbourne

$1,226

Find similar

United Airlines

15 Jan

MEL13:00Melbourne

27h 15m

2 stops

SEA21:15Seattle/Tacoma Intl

15 Mar

SEA19:32Seattle/Tacoma Intl

22h 43m

2 stops

MEL12:15Melbourne

$1,556

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 28/1

08:10-14:31

2 stops25h 21m

Seattle/Tacoma Intl

Tue 30/6

19:45-14:10

2 stops25h 25m

$1,285

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 31/1

08:10-09:31

2 stops20h 21m

Seattle/Tacoma Intl

Tue 30/6

14:55-14:10

2 stops30h 15m

$1,288

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 5/3

08:10-09:31

2 stops20h 21m

Seattle/Tacoma Intl

Mon 9/3

10:05-13:05

2 stops33h 00m

$1,387

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 11/3

07:10-22:06

2 stops32h 56m

Seattle/Tacoma Intl

Sun 15/3

20:00-13:05

2 stops23h 05m

$1,390

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 11/3

10:20-19:40

1 stop27h 20m

Seattle/Tacoma Intl

Sun 15/3

22:30-08:35

1 stop40h 05m

$1,428

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 22/12

13:00-21:07

1 stop27h 07m

Seattle/Tacoma Intl

Tue 6/1

12:35-00:15

2 stops40h 40m

$1,564

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 28/1

10:20-18:40

1 stop27h 20m

Seattle/Tacoma Intl

Tue 30/6

23:05-07:20

1 stop39h 15m

$1,593

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 28/1

10:10-14:54

1 stop23h 44m

Seattle/Tacoma Intl

Tue 30/6

13:30-07:40

2 stops49h 10m

$1,629

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 28/1

07:25-13:55

2 stops25h 30m

Seattle/Tacoma Intl

Mon 29/6

00:10-11:05

2 stops41h 55m

$1,684

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 31/1

07:25-13:55

2 stops25h 30m

Seattle/Tacoma Intl

Mon 29/6

00:10-11:40

2 stops42h 30m

$1,751

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

What is the cheapest month to fly to Seattle?

The month of October is, on average, the cheapest month to fly to Seattle from Melbourne, with most prices found around $1,385. If you are unable to visit Seattle during the month of October, then departing from Melbourne during the month March is also very affordable. Most momondo users find prices during this month for around $1,556.

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 $1,717. 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 $2,071.

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 $1,772. 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 $1,970.

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 $1,697 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 $1,377 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

Direct flights	None

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

Search flight deals

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 19h 11m 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 November 2025, there are 9 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 $1,003	Free cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights
Air Canada	PriceFrom $1,179	Free cancellation	Rating 7.1 10,462 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,201	Free cancellation	Rating 8.0 533 reviews	Search Air New Zealand flights
Qantas Airways	PriceFrom $1,224	Free cancellation	Rating 7.5 942 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,267	Free cancellation	Rating 7.4 9,025 reviews	Search United Airlines flights
Philippine Airlines	PriceFrom $1,272	Free cancellation	Rating 7.3 937 reviews	Search Philippine Airlines flights
Japan Airlines	PriceFrom $1,429	Free cancellation	Rating 8.3 1,623 reviews	Search Japan Airlines flights
Singapore Airlines	PriceFrom $1,489	Free cancellation	Rating 8.1 1,407 reviews	Search Singapore Airlines flights
Virgin Australia	PriceFrom $1,581	Free cancellation	Rating 7.6 424 reviews	Search Virgin Australia flights

Leavenworth

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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.