HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$547+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — SEA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Melbourne to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Melbourne to Seattle/Tacoma Intl are usually found in October or August, booked 87 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/211:00 pmMEL - SEA
1 stop30h 59mUnited Airlines
Mon 1/57:05 amSEA - MEL
1 stop31h 55mUnited Airlines
Deal found 12/11$877
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:10 amMEL - SEA
1 stop23h 05mDelta
Mon 1/57:15 amSEA - MEL
1 stop29h 45mDelta
Deal found 12/10$883
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/181:00 pmMEL - SEA
1 stop24h 45mUnited Airlines
Mon 12/2912:35 pmSEA - MEL
1 stop26h 25mUnited Airlines
Deal found 12/10$884
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/211:00 pmMEL - SEA
1 stop27h 07mUnited Airlines
Sat 1/312:35 pmSEA - MEL
2 stops26h 30mUnited Airlines
Deal found 12/11$1,103
This Jettzy deal was found by Cheapflights users on 12/10. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:20 pmMEL - SEA
2 stops22h 34mMultiple Airlines
Sat 1/311:50 amSEA - MEL
2 stops40h 45mMultiple Airlines
Deal found 12/10$2,187

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$864
(BestPriceTravel)

One-way from

$547
(Mytrip)

Popular in

April

Cheapest in

October

Average price

$1,167
Provider with most accurate pricing for Melbourne-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Melbourne-Seattle/Tacoma Intl flights.
Search Deals
From Melbourne to Seattle/Tacoma Intl
Search Deals
One-way flight from Melbourne to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Sat 5/23

6:00 pm-9:15 am

2 stops32h 15m

Seattle/Tacoma Intl

Sun 5/31

7:20 pm-11:05 am

2 stops22h 45m

$864

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 5/23

10:55 am-6:09 pm

2 stops24h 14m

Seattle/Tacoma Intl

Sun 5/31

5:30 pm-8:15 am

1 stop21h 45m

$876

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 1/24

11:30 am-6:14 pm

2 stops25h 44m

Seattle/Tacoma Intl

Sat 1/31

12:25 pm-9:30 am

2 stops26h 05m

$876

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 5/2

10:55 am-10:59 pm

2 stops53h 04m

Seattle/Tacoma Intl

Sat 5/16

11:55 pm-8:15 am

2 stops63h 20m

$877

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 5/9

10:55 am-8:57 pm

1 stop27h 02m

Seattle/Tacoma Intl

Sat 5/16

11:35 am-7:30 am

3 stops74h 55m

$877

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 2/9

11:30 am-11:41 am

1 stop19h 11m

Seattle/Tacoma Intl

Mon 2/23

7:29 pm-10:00 am

1 stop19h 31m

$884

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 2/16

6:05 am-7:16 pm

2 stops32h 11m

$547

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 2/16

4:05 pm-11:09 pm

1 stop26h 04m

$584

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 12/29

1:00 pm-12:27 pm

1 stop18h 27m

$585

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 12/30

1:00 pm-8:23 am

1 stop38h 23m

$585

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 13 results
1
2

Compare providers for flights from Melbourne to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Melbourne to Seattle in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Melbourne Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Melbourne Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Melbourne Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Melbourne Airport-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Melbourne Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 December 5, 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, September is the cheapest month in which you can book a flight from Melbourne Airport to Seattle (average of $678). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $891). 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 December 12, 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 evening could potentially save you up to 10% 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 December 12, 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
9,095 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

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 14m. Fly via Air Canada or United Airlines to get the fastest option. Melbourne Airport and Seattle are separated by a distance of 8180 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $796. You may be able to fly from Melbourne Airport to Seattle for 26% less than the average price by searching for this airline.

  • What are the cheapest airlines to fly from Melbourne Airport to Seattle one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $444. However, be on the lookout for offers from Air Canada and Qantas Airways, as they are both options that can get you from Melbourne Airport to Seattle for a low price.

  • 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, September is the cheapest month in which you can book a flight from Melbourne Airport to Seattle (average of $678). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $891). 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
Tacoma
SeaTac
Lakewood
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Tukwila
Kent
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$796Average$1,077FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.