Cheap flights from Melbourne Airport to Seattle from $735

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — SEA
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

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

Cheap flight deals from Melbourne to Seattle

Enter your travel dates to find the best prices.

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 5 December 2025.

Thu 18/1213:00MEL - SEA
1 stop27h 07mUnited Airlines
Mon 29/1219:12SEA - MEL
2 stops32h 03mUnited Airlines
Deal found 3/12$1,653
Tue 30/1213:00MEL - SEA
1 stop30h 59mUnited Airlines
Tue 6/109:25SEA - MEL
1 stop29h 35mUnited Airlines
Deal found 2/12$2,324
Thu 25/1211:30MEL - SEA
1 stop23h 54mUnited Airlines
Mon 5/109:06SEA - MEL
1 stop29h 24mUnited Airlines
Deal found 4/12$2,355
Sun 21/1210:10MEL - SEA
2 stops27h 21mDelta
Mon 5/107:10SEA - MEL
2 stops29h 50mDelta
Deal found 2/12$2,958
Sun 21/1211:30MEL - SEA
2 stops28h 37mUnited Airlines
Sat 3/113:55SEA - MEL
2 stops24h 35mUnited Airlines
Deal found 2/12$3,022

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 5 December 2025.

Round-trip from

$1,192

One-way from

$735

Popular in

April

Cheapest in

October

Average price

$1,765
American Airlines
  • American Airlines
  • 29/5-24/6
  • 4 total stops
  • 53h 04m total
  • Melbourne to Seattle
Qantas Airways
  • Qantas Airways
  • 28/4
  • 1 total stop
  • 20h 11m total
  • Melbourne to Seattle
Highest demand for flights based on searches. 6% potential increase in price ($162 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($62 potential savings vs. average return price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 5 December 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

Fri 29/5

09:45-14:09

1 stop21h 24m

Seattle/Tacoma Intl

Tue 23/6

01:38-05:00

1 stop34h 22m

$1,192

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 23/5

13:35-18:50

1 stop22h 15m

Seattle/Tacoma Intl

Sun 31/5

11:40-06:45

2 stops26h 05m

$1,195

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 23/5

06:00-09:21

2 stops20h 21m

Seattle/Tacoma Intl

Sun 31/5

19:45-14:10

2 stops25h 25m

$1,285

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 17/1

13:00-21:12

1 stop27h 12m

Seattle/Tacoma Intl

Sat 24/1

07:00-10:00

2 stops32h 00m

$1,310

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 23/5

10:55-18:09

2 stops24h 14m

Seattle/Tacoma Intl

Sun 31/5

17:30-08:15

1 stop21h 45m

$1,316

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 18/1

11:30-11:41

1 stop19h 11m

Seattle/Tacoma Intl

Sun 25/1

14:10-09:30

2 stops48h 20m

$1,316

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 5/3

13:00-21:14

2 stops27h 14m

Seattle/Tacoma Intl

Mon 9/3

15:30-09:00

2 stops47h 30m

$1,361

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 5/3

08:10-19:16

2 stops30h 06m

Seattle/Tacoma Intl

Mon 9/3

20:00-13:05

2 stops23h 05m

$1,370

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 4/3

07:10-09:31

2 stops21h 21m

Seattle/Tacoma Intl

Sun 8/3

15:40-12:35

2 stops26h 55m

$1,378

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 28/4

09:45-12:56

1 stop20h 11m

$735

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 20 results
1
2

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 return 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 return flight from Melbourne to Seattle. Price data was last updated on 28 November 2025.

The best time to book flights from Melbourne Airport to Seattle is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $1,027). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $1,347). 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 5 December 2025.

It’s optimal to fly from Melbourne Airport to Seattle in the evening. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Melbourne Airport to Seattle?

Use this chart to determine the cheapest time to fly return from Melbourne to Seattle. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Melbourne Airport to Seattle flight should consider departing on Monday at midday when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 5 December 2025.
Read through reviews of airlines operating flights from Melbourne Airport to Seattle, such as Singapore Airlines, Virgin Australia, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Crew

8.6

Food

7.8

Boarding

8.3

Overall

8.1

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Melbourne. On average, Seattle/Tacoma Intl has 0 inbound flights from Melbourne per day from 9 airlines. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

  • How long is the flight from Melbourne Airport to Seattle?

    Airlines like American Airlines and United Airlines fly from Melbourne Airport to Seattle in about 21h 24m. The time it takes to get you to your destination can typically vary by up to 5h 48m. The distance between Melbourne Airport and Seattle is about 13164 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Melbourne Airport to Seattle round-trip?

    Our cheapest airline available from Melbourne Airport to Seattle is American Airlines. Our recent data shows that you can find tickets from as low as $984 on this airline. Additional options worth looking into are Air Canada and Air New Zealand, starting at $1,156 and $1,178 round-trip. Users have found that American Airlines is 40% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $745. Virgin Australia flights start at $906 while deals on Japan Airlines start at $1,015 one-way.

  • 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 holiday 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 $1,027). Flying from Melbourne Airport to Seattle in June is currently the most expensive (average of $1,347). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Ocean Shores

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.

Fly from Melbourne to Seattle on these airlines

Choose from the following airlines for your flight from Melbourne to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 5 December 2025.

Top 9 airlines flying from Melbourne to Seattle

Discover the top 9 airlines 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 647,157 searches. Data last updated 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$984Average$1,358FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$1,156Average$1,444FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,178Average$1,461FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,190Average$1,637FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapest$1,200Average$1,569FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Philippine AirlinesCheapest$1,248Average$1,488FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Japan AirlinesCheapest$1,401Average$1,766FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Singapore AirlinesCheapest$1,460Average$1,668FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Virgin AustraliaCheapest$1,554Average$1,832FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Melbourne to Seattle?

Cheapflights helps you search for flights from Melbourne to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Melbourne to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Melbourne to Seattle.

Can Cheapflights find flights from Melbourne to Seattle with no change fees?

Yes, we can. To see specific flights from Melbourne to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Melbourne to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Melbourne today and book when prices fit your budget.

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.