Cheap Flights from Seattle (SEA) to Melbourne (MEL)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Seattle / Tacoma International to Melbourne Tullamarine flight deals

      Find the cheapest month or even day of the year to fly to Melbourne Tullamarine

      Book the best Melbourne Tullamarine fare with no extra fees

      Flight deals from Seattle / Tacoma International to Melbourne Tullamarine

      Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport? If you want to travel next month, return fares start from $1,562. Find the lowest prices on one-way and return tickets right here.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Seattle / Tacoma International to Melbourne Tullamarine found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Seattle / Tacoma International to Melbourne Tullamarine

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Melbourne Tullamarine flights are currently cheapest in November.

      Seattle / Tacoma International to Melbourne Tullamarine: Alternative routes

      Compare routes from Seattle / Tacoma International to Melbourne below. You may find an airport to fly into that's cheaper, faster, or easier than Melbourne Tullamarine.

      Seattle to Melbourne: Flight information

      The things to know before you go.
      Cheapest flight found$1,562
      Cheapest month to flyNovember

      Finding cheap flights from Seattle / Tacoma International to Melbourne Tullamarine: Frequently asked questions

      The best price we found for a return flight from Seattle / Tacoma International to Melbourne Tullamarine is $1,570. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Seattle / Tacoma International to Melbourne Tullamarine. But we found flights with one or more stops from $1,562.
      As of October 2026, there are no flights flying from Seattle / Tacoma International to Melbourne Tullamarine.
      The cheapest month to fly from Seattle / Tacoma International to Melbourne Tullamarine is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport on Sunday, 15 November 2026.
      No airlines currently offer direct flights between Seattle / Tacoma International Airport and Melbourne Tullamarine Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Melbourne Tullamarine but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Melbourne is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Alaska Airlines offers the cheapest flight tickets to Melbourne Tullamarine.

      Flying from Seattle / Tacoma International Airport (SEA) to Melbourne Tullamarine Airport (MEL): what you need to know

      • The timezone in Melbourne is UTC+11, which is 19 hours ahead of Seattle.

      • Get to the airport on time so you don't miss your SEA to MEL flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

      • During popular months like July, it's a good idea to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during a high season in general.

      • Consider adding a stopover when booking your ticket from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport. Just uncheck 'Direct flights only' to break up your trip, or enjoy a detour to a new and interesting place. Here are some options between SEA and MEL:

        • Dallas Fort Worth International Airport

        • Los Angeles International Airport

        • San Francisco International Airport

      How to find the cheapest flights from Seattle / Tacoma International Airport (SEA) to Melbourne Tullamarine Airport (MEL)

      • The lowest price we've found for a one-way Seattle / Tacoma International Airport to Melbourne Tullamarine Airport flight is $789. A round-trip plane ticket right now is $1,570. Depending on the availability and when you book, these fares can change.

      • To get your hands on cheap tickets from SEA to MEL, book early. Airlines usually offer the most competitive fares when flights are first made available.

      • The 'Whole month' tool shows you the cheapest flights from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport across the month. It's a good way to snap up a bargain if your trip dates aren't set in stone.

      • You don't need to check every day to see if fares have dropped when you create a Price Alert. We'll send you an update as soon as there's a new deal on cheap flights from SEA to MEL.

      • Discover the ideal flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and journey duration.

      Handy information about Seattle / Tacoma International Airport (SEA)

      • Seattle / Tacoma International Airport scores high marks for its on-time performance. 80% of flights that take off from SEA land on time.

      • Seattle / Tacoma International Airport is about 23 kilometres from central Seattle. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 25 minutes or so to get there, depending on the traffic.

      • The journey when using public transport usually takes 35 minutes.

      • Taking an early flight from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these hotels close to SEA:

      Arriving at Melbourne Tullamarine Airport (MEL)

      Getting from Melbourne Tullamarine Airport (MEL) to central Melbourne

      • From Melbourne Tullamarine Airport, Melbourne is approximately 24 kilometres away. It takes around 25 minutes to reach the centre driving.

      • It takes around 35 minutes to get there using public transport.

      When to fly to Melbourne Tullamarine Airport (MEL)

      • It's time to plan your trip dates for your flight from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport. December is the busiest month to head to Melbourne. If you like a more relaxed vibe, go in March.

      • Lock in your flight from Seattle / Tacoma International Airport to Melbourne Tullamarine Airport for January if you want to go to Melbourne during its warmest month. You can expect temperatures of between 11ºC (52ºF) and 28ºC (82ºF).

      • If you like cooler conditions, search for a cheap ticket from SEA to MEL in July. Temperatures average between 3ºC (37ºF) and 12ºC (54ºF) then.

      Explore more of Australia

      • Melbourne has plenty going for it, but there are so many other corners of Australia you'll want to see. Around 467 kilometres north-east of Melbourne, a visit to Canberra will keep you on the move. Start with popular sights like National Gallery of Australia, National Portrait Gallery and Museum of Australian Democracy.

      • Around 64 kilometres south-west of Melbourne, Geelong is another essential stop in Australia. No visit is complete without checking out Narana Aboriginal Cultural Centre, Eastern Beach Promenade and Eastern Beach.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.