$522 Find Cheap Flights from Seattle to Melbourne - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Melbourne departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$978
Typical prices: $1,198-$1,632
Multiple Airlines
Mon 11/9Wed 11/18
SEA - MEL • 1 stop
Cheapest one-way
$522
Typical prices: $503-$974
American Airlines
Sat 8/22
SEA - MEL • 1 stop
When to book
2 weeks
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 26% compared to booking last minute.
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Flight Deals

Cheap Flights from Seattle to Melbourne (SEA-MEL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Melbourne that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Melbourne

Mon, Nov 9 - Wed, Nov 18
Multiple Airlines Logo
11:06 am - 9:30 amSEA  Seattle/Tacoma Intl-MEL Melbourne
27h 24m1 stop Los Angeles
Multiple Airlines Logo
1:45 pm - 6:26 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
23h 41m2 stops Nadi Los Angeles
$978Multiple Airlines
Tue, Nov 10 - Wed, Nov 18
Multiple Airlines Logo
11:06 am - 9:30 amSEA  Seattle/Tacoma Intl-MEL Melbourne
27h 24m1 stop Los Angeles
Multiple Airlines Logo
1:45 pm - 6:26 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
23h 41m2 stops Nadi Los Angeles
$979Multiple Airlines
Mon, Aug 17 - Tue, Aug 25
United Airlines Logo
4:58 pm - 7:30 amSEA  Seattle/Tacoma Intl-MEL Melbourne
21h 32m1 stop Los Angeles
United Airlines Logo
10:55 am - 6:29 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
24h 34m1 stop San Francisco
$1,045United Airlines
Mon, Aug 17 - Tue, Aug 25
United Airlines Logo
12:44 pm - 7:30 amSEA  Seattle/Tacoma Intl-MEL Melbourne
25h 46m2 stops Denver Intl Los Angeles
United Airlines Logo
10:55 am - 4:14 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
22h 19m1 stop San Francisco
$1,049United Airlines
Tue, Nov 10 - Wed, Nov 18
Delta Logo
5:57 pm - 9:50 amSEA  Seattle/Tacoma Intl-MEL Melbourne
20h 53m1 stop Los Angeles
Delta Logo
12:00 pm - 12:40 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
19h 40m1 stop Los Angeles
$1,099Delta
Sun, Nov 8 - Tue, Nov 24
Delta Logo
12:30 pm - 9:50 amSEA  Seattle/Tacoma Intl-MEL Melbourne
26h 20m1 stop Los Angeles
Delta Logo
12:00 pm - 12:40 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
19h 40m1 stop Los Angeles
$1,099Delta
Sat, Sep 19 - Mon, Oct 5
Air New Zealand Logo
8:35 pm - 9:35 pmSEA  Seattle/Tacoma Intl-MEL Melbourne
56h 00m2 stops San Francisco Auckland Intl
Air New Zealand Logo
12:10 pm - 9:59 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
27h 49m2 stops Auckland Intl Los Angeles
$1,189Air New Zealand
Wed, Oct 28 - Fri, Nov 13
Qantas Airways Logo
5:59 pm - 10:20 amSEA  Seattle/Tacoma Intl-MEL Melbourne
22h 21m2 stops San Francisco Sydney Kingsford Smith
Qantas Airways Logo
10:45 pm - 12:04 amMEL  Melbourne-SEA Seattle/Tacoma Intl
20h 19m1 stop Los Angeles
$1,192Qantas Airways
Wed, Nov 11 - Fri, Nov 20
Qantas Airways Logo
3:47 pm - 1:20 pmSEA  Seattle/Tacoma Intl-MEL Melbourne
26h 33m2 stops San Francisco Sydney Kingsford Smith
Qantas Airways Logo
10:45 pm - 1:05 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
33h 20m1 stop Los Angeles
$1,200Qantas Airways
Sat, Sep 19 - Mon, Oct 5
Air New Zealand Logo
8:35 pm - 9:35 pmSEA  Seattle/Tacoma Intl-MEL Melbourne
56h 00m2 stops San Francisco Auckland Intl
Air New Zealand Logo
6:55 pm - 6:44 pmMEL  Melbourne-SEA Seattle/Tacoma Intl
41h 49m2 stops Auckland Intl San Francisco
$1,209Air New Zealand
Booking Insights

KAYAK's insights & trends for Seattle to Melbourne flights

Get data-powered insights and trends into flights from Seattle to Melbourne to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Seattle to Melbourne?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Seattle to Melbourne departing in November.

Flight prices are below average for this route right now.

Flights to Melbourne from Seattle usually cost between $1,091 and $1,224 in November.
The lowest price found in the past 5 days was $978 on Multiple Airlines (Nov 9-Nov 18).

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Seattle to Melbourne, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Seattle to Melbourne is March, where tickets cost $1,034 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is $1,636 and $1,618 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Seattle to Melbourne, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Seattle to Melbourne, you should book around 2 weeks before departure, which saves you about 26% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 15 weeks before departure.

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Good to know

Cheapest flight

$522
Flight from Seattle to Melbourne Airport (Tullamarine)

When to book flights from Seattle to Melbourne

Are your dates flexible? Find out the best times to travel from Seattle to Melbourne based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Seattle to Melbourne

  • What is the cheapest flight from Seattle to Melbourne?

    In the last 5 days, the lowest price for a flight from Seattle to Melbourne was $522 for a one-way ticket and $978 for a round-trip.

  • Do I need a passport to fly between Seattle and Melbourne?

    Yes, you’ll need a passport to travel to Melbourne from Seattle.

  • Which airports will I be using when flying from Seattle to Melbourne?

    Seattle is served by only 1 airport and there are 2 airports in Melbourne. You will leave Seattle from Seattle/Tacoma Intl and you will be arriving in Melbourne at one of these airports: Melbourne Avalon or Melbourne.

  • Which aircraft models fly most regularly from Seattle to Melbourne?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Seattle to Melbourne?

    SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Seattle and Melbourne, with SkyTeam being the most commonly used for this route.

  • What is the most popular layover when flying to Melbourne from Seattle?

    San Francisco is the most popular layover city among KAYAK users traveling from Seattle to Melbourne.

  • How does KAYAK find such low prices on flights from Seattle to Melbourne?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Melbourne.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Melbourne?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Melbourne from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Melbourne?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Melbourne with an airline and back to Seattle with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Melbourne?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Melbourne from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

Seattle (SEA)