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$463+ Cheap flights from Melbourne (MEL) to Seattle (SEA)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Melbourne to Seattle/Tacoma Intl are usually found in March or January, booked 87 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from Melbourne to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (MEL) to Seattle (SEA). 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 September 11, 2025.

Round-trip from

$798
(Air Canada)

One-way from

$463
(BYOjet)

Popular in

April

Cheapest in

March

Average price

$1,036
From Melbourne to Seattle/Tacoma Intl
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One-way flight from Melbourne to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 4% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Melbourne to Seattle

Cheapest flights from Melbourne to Seattle
Explore the most affordable flight options available from Melbourne to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/9. 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.
Mon 10/206:05 amMEL - SEA
2 stops21h 16mMultiple Airlines
Thu 11/138:00 pmSEA - MEL
2 stops24h 30mMultiple Airlines
Deal found 9/9$798
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/246:10 amMEL - SEA
2 stops21h 11mMultiple Airlines
Fri 10/318:00 pmSEA - MEL
2 stops23h 35mMultiple Airlines
Deal found 9/9$804
This Aunt Betty deal was found by Cheapflights users on 9/9. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/299:40 pmMEL - SEA
2 stops33h 36mMultiple Airlines
Wed 10/298:00 pmSEA - MEL
2 stops29h 45mMultiple Airlines
Deal found 9/9$811
This Trip.com deal was found by Cheapflights users on 9/9. 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.
Fri 10/2410:30 amMEL - SEA
2 stops25h 23mUnited Airlines
Fri 10/3112:30 pmSEA - MEL
2 stops26h 00mUnited Airlines
Deal found 9/9$823
This Aunt Betty deal was found by Cheapflights users on 9/9. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:05 amMEL - SEA
2 stops21h 16mMultiple Airlines
Wed 10/298:00 pmSEA - MEL
2 stops29h 45mMultiple Airlines
Deal found 9/9$824
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:55 amMEL - SEA
1 stop22h 25mUnited Airlines
Thu 11/135:20 pmSEA - MEL
1 stop21h 40mUnited Airlines
Deal found 9/10$838
This BYOjet deal was found by Cheapflights users on 9/10. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:00 amMEL - SEA
2 stops20h 31mAir Canada
Sat 1/108:00 pmSEA - MEL
2 stops24h 35mAir Canada
Deal found 9/10$851

Cheapflights Fare Finder

 
Customize your flight search to find flights from Melbourne to Seattle 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 September 11, 2025.
Use the filters below to find and compare flights from Melbourne Airport to Seattle that are best for you.

Fly from

Melbourne

Fly to

Seattle

Route

Depart

Return

Price

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 10/24

11:55 am-6:45 pm

1 stop24h 50m

Seattle/Tacoma Intl

Fri 10/31

9:04 am-8:30 am

1 stop29h 26m

$834

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 9/29

10:55 am-12:02 pm

1 stop18h 07m

Seattle/Tacoma Intl

Wed 10/29

5:00 am-8:30 am

2 stops33h 30m

$836

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 10/20

11:55 am-11:29 pm

2 stops29h 34m

Seattle/Tacoma Intl

Thu 11/13

7:28 pm-10:00 am

1 stop19h 32m

$836

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 10/22

11:55 am-4:24 pm

1 stop22h 29m

Seattle/Tacoma Intl

Wed 10/29

2:30 pm-9:00 am

1 stop24h 30m

$838

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 10/25

11:55 am-6:45 pm

1 stop24h 50m

Seattle/Tacoma Intl

Sat 11/1

11:59 pm-10:00 am

2 stops40h 01m

$838

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 10/15

6:05 am-9:21 am

2 stops21h 16m

$463

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 10/13

6:10 am-9:21 am

2 stops21h 11m

$483

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 10/15

7:30 am-6:14 am

3 stops40h 44m

$493

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 10/13

11:55 am-2:24 pm

1 stop20h 29m

$515

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 11/2

1:00 pm-7:25 pm

1 stop24h 25m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 13 results
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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 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 Melbourne Airport to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Melbourne to Seattle. Price data was last updated on August 29, 2025.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Melbourne Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Melbourne Airport to Seattle (average of $238). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $388). 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 MEL to SEA?

Find hourly flight availability from Melbourne to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Melbourne Airport to Seattle is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 9% on airfare.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with United Airlines from Melbourne Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Melbourne to Seattle. 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 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 1 airline has flights to the Seattle airport from Melbourne. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Melbourne Airport to Seattle?

    There are many flights that can get you from Melbourne Airport to Seattle in 24h 50m. Fly via United Airlines to get the fastest option. Melbourne Airport and Seattle are separated by a distance of 8180 mi.

  • What is the cheapest airline to fly from Melbourne Airport to Seattle round-trip?

    Cheapflights users have booked flights from Melbourne Airport to Seattle round-trip from $865. You may be able to fly from Melbourne Airport to Seattle for 23% less than the average price by searching for this airline.

  • 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 vacation 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 Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Melbourne Airport to Seattle (average of $238). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Melbourne to Seattle

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

Top airline flying from Melbourne to Seattle

Discover the top airline that operate flights from Melbourne to Seattle. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$865Average$1,166FlexibilityNo cancel feeOn-time69%

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