Cheap flights from Seattle to Melbourne from $674
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 17/8. 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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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 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 $1,882. If you aren’t able to travel to Melbourne during the month of June, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,920.
What is the cheapest day to depart on your flight to Melbourne?
Our data shows that Saturday is the least expensive day to fly to Melbourne. Tickets to fly out on this day can be as low as $1,771. 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 $2,680.
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 $1,893. Flights to Melbourne are more costly in the afternoon, with an average ticket price of $2,265. Departure times in the afternoon 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 weeks ahead of your departure date. In general, you can expect to find flights to Melbourne for around $2,167 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Seattle for as low as $1,668 on momondo.
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?
Melbourne is 13172.3 km away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 19h 38m.
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 1 as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Melbourne?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. 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 necessary travel and health documents for your Melbourne trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 $1,541 | Free cancellation | Rating 7.4 8,838 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Melbourne?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Melbourne from Seattle.
Can I find flights from Seattle to Melbourne with flexible booking policies on momondo?
Yes. All flights to Melbourne from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
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?
Of course. momondo tracks the price of Seattle to Melbourne flights. All you need is a valid email address and we will do the rest; it is that quick and easy.