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Cheap flights from Melbourne to Seattle from $816

MEL — SEA
28 Sep — 5 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Melbourne to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Melbourne to Seattle

Mon 2/1122:45 -
2 stops29h 52m
Mon 23/1116:40 -
1 stop21h 50m
Deal found 26/8$1,431
Tue 6/1009:45 -
1 stop21h 22m
Tue 20/1013:37 -
1 stop23h 08m
Deal found 25/8$1,434
Tue 17/1122:45 -
1 stop35h 19m
Sat 28/1113:14 -
1 stop25h 16m
Deal found 27/8$1,452
Mon 2/1110:10 -
1 stop29h 17m
Mon 23/1110:12 -
1 stop26h 48m
Deal found 27/8$1,460
Tue 6/1006:30 -
2 stops24h 37m
Tue 20/1013:37 -
1 stop23h 08m
Deal found 25/8$1,464
Wed 18/1109:20 -
1 stop28h 10m
Wed 25/1121:30 -
1 stop39h 00m
Deal found 27/8$1,468
Wed 18/1122:45 -
1 stop33h 23m
Wed 25/1116:40 -
2 stops25h 40m
Deal found 27/8$1,478
Wed 25/1122:45 -
1 stop32h 55m
Fri 4/1216:45 -
2 stops22h 20m
Deal found 28/8$1,496
Mon 2/1106:00 -
2 stops22h 32m
Mon 23/1119:05 -
2 stops24h 00m
Deal found 28/8$1,854
Tue 1/1206:00 -
2 stops26h 08m
Tue 8/1213:35 -
2 stops38h 40m
Deal found 26/8$2,249
Mon 7/1220:55 -
2 stops35h 05m
Sun 27/1213:43 -
2 stops38h 32m
Deal found 29/8$2,404
Sat 26/920:55 -
2 stops34h 22m
Sat 3/1014:19 -
2 stops29h 51m
Deal found 27/8$2,862

Find flight deals from Melbourne to Seattle

Round-trip from

$1,431

One-way from

$816

Popular in

September

Cheapest in

March

Average price

$1,450
American Airlines
  • American Airlines
  • 2/11-23/11
  • 3 total stops
  • 51h 42m total
  • Melbourne to Seattle
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Delta
  • Delta
  • 30/9
  • 1 total stop
  • 19h 27m total
  • Melbourne to Seattle
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($140 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Melbourne to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Tue 17/11

10:10-12:40

1 stop21h 30m

Seattle/Tacoma Intl

Wed 25/11

21:20-08:00

1 stop39h 40m

$1,531

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Fri 16/10

09:00-20:05

1 stop29h 05m

Seattle/Tacoma Intl

Fri 23/10

23:10-07:30

1 stop38h 20m

$1,537

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Mon 23/11

12:45-20:47

1 stop27h 02m

Seattle/Tacoma Intl

Fri 12/2

15:51-10:30

2 stops23h 39m

$1,662
Fastest return journey

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Fri 16/10

11:55-12:23

1 stop18h 28m

Seattle/Tacoma Intl

Fri 23/10

12:43-09:15

2 stops26h 32m

$1,669

MelbourneSeattle

AVV Melbourne Avalon - SEA Seattle/Tacoma Intl

AVVSEA

Melbourne Avalon

Mon 2/11

06:00-09:32

2 stops22h 32m

Seattle/Tacoma Intl

Mon 23/11

19:05-14:05

2 stops24h 00m

$1,854

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Wed 21/10

09:00-20:05

1 stop29h 05m

Seattle/Tacoma Intl

Sun 25/10

22:30-07:30

1 stop39h 00m

$1,924

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Sat 5/12

09:30-16:54

2 stops26h 24m

Seattle/Tacoma Intl

Wed 23/12

11:43-09:30

2 stops26h 47m

$2,089

MelbourneSeattle

MEL Melbourne - SEA Seattle/Tacoma Intl

MELSEA

Melbourne

Wed 21/10

14:25-19:56

2 stops23h 31m

Seattle/Tacoma Intl

Sun 25/10

17:59-12:45

2 stops24h 46m

$2,188

MelbourneSeattle

AVV Melbourne Avalon - SEA Seattle/Tacoma Intl

AVVSEA

Melbourne Avalon

Tue 1/12

06:00-13:08

2 stops26h 08m

Seattle/Tacoma Intl

Tue 8/12

13:35-23:15

2 stops38h 40m

$2,249

MelbourneSeattle

AVV Melbourne Avalon - SEA Seattle/Tacoma Intl

AVVSEA

Melbourne Avalon

Mon 7/12

20:55-13:00

2 stops35h 05m

Seattle/Tacoma Intl

Sun 27/12

13:43-23:15

2 stops38h 32m

$2,404

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 29 resultsSorted by cheapest first
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Best time to book a flight from Melbourne to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Melbourne with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Melbourne to Seattle

What is the cheapest month to book a flight from Melbourne to Seattle?

Currently, March is the cheapest month in which you can book a flight from Melbourne to Seattle (average of $1,136). Flying from Melbourne to Seattle in September is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Melbourne to Seattle?

Airfare is below average for this route at the moment.
Melbourne to Seattle flights typically cost between $1,438 and $1,911 in November.
The cheapest return price found within the last 5 days was $1,431 on American Airlines (2 Nov–23 Nov).

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

The best time to book flights from Melbourne to Seattle is 12 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown with Virgin Australia,Qantas Airways, andUnited Airlines from Melbourne to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
473 reviews
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Qantas Airways
7.5
Good
1,085 reviews
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
United Airlines
7.4
Good
10,135 reviews
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
American Airlines
7.1
Good
12,026 reviews
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Air Canada
7.1
Good
11,550 reviews
Virgin Australia
7.6
Good
473 reviews
Check prices

Comfort

7.5

Crew

8.2

Entertainment

6.4

Food

6.4

Boarding

7.8

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

  • What airport do you fly into for flights to Seattle from Melbourne?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Melbourne to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Melbourne; the airport handles an average of 0 inbound flights from Melbourne per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Seattle airport from Melbourne. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

  • How long is the flight from Melbourne to Seattle?

    There are many flights that can get you from Melbourne to Seattle in 27h 42m. Fly via American Airlines, Qantas Airways, or Delta to get the fastest option. There are 13164 km between Melbourne and Seattle. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Melbourne to Seattle round-trip?

    According to our current data, Delta ($753), American Airlines ($809), and Virgin Australia ($942) offers the cheapest pricing from Melbourne to Seattle. Delta is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Melbourne to Seattle that include hotel bookings?

    Yes. In addition to deals on Melbourne to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Melbourne to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Melbourne to Seattle.

  • Can I find deals for business class flights from Melbourne to Seattle?

    Yes. Cheapflights offers flight deals from Melbourne to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Melbourne to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Melbourne to Seattle (average of $1,136). Flying from Melbourne to Seattle in September is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Ocean Shores

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Melbourne to Seattle

Melbourne to Seattle flights
Melbourne to Portland flights
Melbourne to Spokane flights

Top 8 airlines flying from Melbourne to Seattle

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$753Average$1,304FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$809Average$1,499FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AustraliaCheapest$942Average$1,597FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qantas AirwaysCheapest$1,048Average$1,507FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapest$1,098Average$1,280FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,141Average$1,269FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Singapore AirlinesCheapest$1,487Average$1,648FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Japan AirlinesCheapest$1,824Average$2,382FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Melbourne to Seattle?

Deals for Melbourne to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Melbourne to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Melbourne to Seattle.

Can Cheapflights find flights from Melbourne to Seattle with no change fees?

Yes! Cheapflights helps users easily find flights from Melbourne to Seattle with no change fees.

Can Cheapflights notify me if prices for flights from Melbourne to Seattle become cheaper?

Yes! Start tracking prices for Melbourne to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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