Cheap flights from Seattle to Melbourne from $415
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Melbourne departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air Canada flights from Seattle to Melbourne
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Cathay Pacific flights from Seattle to Melbourne
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How to get the cheapest flight ticket from Seattle to Melbourne
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Seattle and Melbourne?
What is the cheapest month to fly to Melbourne?
In general, June is the cheapest month to fly from Seattle to Melbourne. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,231. The month of February is another great option to travel to Melbourne, with average flight prices from Seattle averaging around $1,256.
What is the cheapest day to depart on your flight to Melbourne?
On average, the least expensive day to fly to Melbourne from Seattle is on a Monday. momondo users have found tickets for Monday departures for as low as $1,330. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Melbourne on Sunday is $1,470.
What is the cheapest time of day to depart on your flight to Melbourne?
Our most recent data shows that the best time of day to fly to Melbourne is in the evening. Flights from Seattle to Melbourne during this time can be as low as $1,313. Flights to Melbourne are more costly in the morning, with an average ticket price of $1,514. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Melbourne?
You are more likely to see cheaper flights to Melbourne from Seattle when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Melbourne for around $1,421 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Seattle for as low as $1,091 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Melbourne?
Air Canada, Qantas Airways, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Melbourne
What airlines fly to Melbourne?
United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to Melbourne from Seattle according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Melbourne. Keep in mind that there are 3 different airlines that fly to Melbourne on a routine basis, so you have a few additional options to choose from.
Cheap Seattle to Melbourne flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Melbourne
How far is Seattle/Tacoma Intl to Melbourne by plane?
There are 8184.9 mi between Seattle/Tacoma Intl and Melbourne. 19h 41m is a normal flight duration for this route.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Melbourne?
Prices for flights from Seattle/Tacoma Intl Airport to Melbourne refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Melbourne?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Melbourne is 3 as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Melbourne?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Melbourne.
What documentation or ID do you need to fly to Melbourne?
The travel and health documents you'll need for your trip to Melbourne may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Melbourne. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Seattle to Melbourne
Compare and see reviews for airlines that fly from Seattle to Melbourne with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $918 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom $1,108 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $1,112 | Free Cancellation | Rating 7.5 854 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Melbourne?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Melbourne for you.
Can I find flights from Seattle to Melbourne with flexible booking policies on momondo?
All flight searches from Seattle to Melbourne on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Melbourne?
Once all potential Seattle to Melbourne flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to Melbourne right now. Can momondo alert me if prices change?
Price alerts on flights to Melbourne from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.