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$386+ Cheap flights from Seattle (SEA) to Melbourne

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MEL
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Melbourne are usually found in June or February, booked 67 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Seattle to Melbourne

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Melbourne (ME1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 14, 2025.

Round-trip from

$818
(Air Canada)

One-way from

$386
(Air Canada)

Popular in

December

Cheapest in

June

Average price

$1,295
From Seattle/Tacoma Intl to Melbourne
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One-way flight from Seattle/Tacoma Intl to Melbourne
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Highest demand for flights based on searches. 10% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Melbourne

Cheapest flights from Seattle to Melbourne
Explore the most affordable flight options available from Seattle to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/58:00 pmSEA - MEL
2 stops23h 45mAir Canada
vie. 4/246:00 amMEL - SEA
2 stops26h 03mAir Canada
Deal found 8/13$818
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/197:15 pmSEA - MEL
2 stops23h 20mAir Canada
lun. 11/37:30 amMEL - SEA
2 stops21h 01mAir Canada
Deal found 8/13$829
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/58:00 pmSEA - MEL
2 stops24h 30mMultiple Airlines
vie. 4/246:00 amMEL - SEA
2 stops20h 33mMultiple Airlines
Deal found 8/14$834
This Orbitz deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/108:00 pmSEA - MEL
2 stops24h 30mMultiple Airlines
vie. 11/147:10 amMEL - SEA
2 stops21h 21mMultiple Airlines
Deal found 8/13$854
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:00 pmSEA - MEL
2 stops23h 45mAir Canada
mar. 12/236:50 pmMEL - SEA
2 stops38h 36mAir Canada
Deal found 8/14$856
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/192:55 pmSEA - MEL
2 stops27h 40mAir Canada
jue. 10/306:40 amMEL - SEA
2 stops20h 51mAir Canada
Deal found 8/13$863
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/215:30 amSEA - MEL
2 stops37h 05mAir Canada
mar. 11/47:30 amMEL - SEA
2 stops21h 01mAir Canada
Deal found 8/13$867
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/187:15 pmSEA - MEL
2 stops24h 30mMultiple Airlines
dom. 11/28:00 amMEL - SEA
2 stops20h 31mMultiple Airlines
Deal found 8/13$891
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/203:40 pmSEA - MEL
2 stops27h 35mAir Canada
vie. 11/287:10 amMEL - SEA
2 stops21h 21mAir Canada
Deal found 8/14$904
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/203:40 pmSEA - MEL
2 stops28h 35mAir Canada
lun. 12/16:50 pmMEL - SEA
2 stops38h 36mAir Canada
Deal found 8/14$905
This Trip.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/115:59 pmSEA - AVV
2 stops35h 51mMultiple Airlines
jue. 9/186:00 amAVV - SEA
2 stops31h 24mMultiple Airlines
Deal found 8/12$944
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/197:15 pmSEA - MEL
2 stops23h 50mAir Canada
sáb. 11/16:00 amMEL - SEA
2 stops21h 31mAir Canada
Deal found 8/13$967

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Melbourne that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 14, 2025.
Use the filters below to find and compare flights from Seattle to Melbourne that are best for you.

Fly from

Seattle

Fly to

Melbourne

Route

Depart

Return

Price

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

mié. 11/5

8:00 pm-2:45 pm

2 stops23h 45m

Melbourne

vie. 4/24

6:00 am-3:03 pm

2 stops26h 03m

$818

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

sáb. 11/22

3:40 pm-2:45 pm

2 stops28h 05m

Melbourne

vie. 11/28

8:00 am-9:31 am

2 stops20h 31m

$829

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

lun. 12/15

5:50 am-5:40 pm

2 stops40h 50m

Melbourne

dom. 2/15

7:10 am-9:31 am

2 stops21h 21m

$834

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

mié. 11/5

8:00 pm-3:30 pm

2 stops24h 30m

Melbourne

vie. 4/24

6:00 am-9:33 am

2 stops20h 33m

$834

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

vie. 11/14

8:00 pm-5:25 pm

2 stops26h 25m

Melbourne

vie. 11/28

7:10 am-9:31 am

2 stops21h 21m

$854

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

lun. 11/10

8:00 pm-3:30 pm

2 stops24h 30m

Melbourne

vie. 11/14

7:10 am-9:31 am

2 stops21h 21m

$854

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

vie. 12/12

8:00 pm-10:35 am

2 stops43h 35m

Melbourne

mar. 12/23

6:50 pm-2:26 pm

2 stops38h 36m

$856

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

mar. 10/21

5:30 am-12:35 pm

2 stops37h 05m

Melbourne

jue. 10/30

6:40 am-7:16 pm

2 stops30h 36m

$863

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

dom. 10/19

2:55 pm-12:35 pm

2 stops27h 40m

Melbourne

jue. 10/30

6:40 am-9:31 am

2 stops20h 51m

$863

SeattleMelbourne

SEA - MEL

SEAMEL

Seattle/Tacoma Intl

vie. 11/21

5:50 am-2:45 pm

2 stops37h 55m

Melbourne

jue. 11/27

8:10 am-9:31 am

2 stops20h 21m

$863

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 36 results
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Best time to book a flight from Seattle to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Melbourne. Price data was last updated on August 8, 2025.

The best time to book flights from Seattle to Melbourne is 67 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.

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

Currently, March is the cheapest month in which you can book a flight from Seattle to Melbourne (average of $1,071). Flying from Seattle to Melbourne in December is currently the most expensive (average of $1,774). 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.

What is the cheapest time of day to fly from SEA to MEL?

Find hourly flight availability from Seattle to Melbourne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Seattle to Melbourne by exploring options for tickets in the evening.

What is the cheapest day to fly from Seattle to Melbourne?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Melbourne. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Melbourne flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Melbourne

Get insights into the airlines that provide service to Melbourne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Melbourne. Reviews last updated agosto 14, 2025.
Read reviews from past customers who have flown Air New Zealand, Qantas Airways, and United Airlines from Seattle to Melbourne. 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.
Air New Zealand
8.0
Very good
504 reviews

Entertainment

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very good
504 reviews
Air New Zealand
8.0
Very good
504 reviews

Entertainment

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Qantas Airways
7.5
Good
895 reviews
Air New Zealand
8.0
Very good
504 reviews

Entertainment

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
United Airlines
7.4
Good
8,916 reviews
Air New Zealand
8.0
Very good
504 reviews

Entertainment

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air Canada
7.1
Good
9,949 reviews
Air New Zealand
8.0
Very good
504 reviews

Entertainment

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Melbourne. 4 airlines have flights from Seattle/Tacoma Intl to Melbourne on a regular basis. Booking flights from Seattle/Tacoma Intl to Melbourne should not be difficult; the airport handles an average of 0 outbound flights to Melbourne per day.

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

    According to our current data, Air Canada ($909), Qantas Airways ($1,055), and United Airlines ($1,108) offers the cheapest pricing from Seattle to Melbourne. Air Canada is currently priced 35% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Melbourne 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 Seattle to Melbourne?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Melbourne (average of $1,071). Flying from Seattle to Melbourne in December is currently the most expensive (average of $1,774). 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

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Alternative routes for Seattle to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Melbourne flights
Portland to Melbourne flights
Seattle to Avalon flights
Portland to Avalon flights
Pasco to Melbourne flights

Top 4 airlines flying from Seattle to Melbourne

Discover the top 4 airlines that operate flights from Seattle to Melbourne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$909Average$1,096FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,055Average$1,295FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,108Average$1,498FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,516Average$1,971FlexibilityNo cancel feeOn-time78%

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