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Cheap flights from Launceston, Australia to Seattle from $2,728

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
LST — SEA
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Launceston to Seattle
Explore the most affordable flight options available from Launceston to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Thu 13/1106:30LST - SEA
2 stops32h 28mQantas Airways
Mon 17/1106:20SEA - LST
2 stops38h 00mQantas Airways
Deal found 27/10$2,728
Thu 13/1106:20LST - SEA
2 stops24h 58mUnited Airlines
Mon 17/1112:00SEA - LST
3 stops32h 05mUnited Airlines
Deal found 27/10$3,515

Cheap flight deals from Launceston to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Launceston (LST) 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 30 October 2025.

Round-trip from

$2,728
Qantas Airways
  • Qantas Airways
  • 13/11-17/11
  • 4 total stops
  • 70h 28m total
  • Launceston to Seattle
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Launceston 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 30 October 2025.
Use the filters below to find and compare flights from Launceston to Seattle that are best for you.

Fly from

Launceston

Fly to

Seattle

Route

Depart

Return

Price

LauncestonSeattle

LST - SEA

LSTSEA

Launceston

Thu 13/11

06:30-19:58

2 stops32h 28m

Seattle/Tacoma Intl

Mon 17/11

06:20-15:20

2 stops38h 00m

$2,728

LauncestonSeattle

LST - SEA

LSTSEA

Launceston

Thu 13/11

06:20-16:15

2 stops28h 55m

Seattle/Tacoma Intl

Mon 17/11

12:00-15:25

3 stops32h 25m

$3,433

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Best time to book a flight from Launceston to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Launceston 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.

Related info for your journey

Find useful and relevant information for your journey from Launceston to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Launceston, Tasmania to Seattle?

    Qantas Airways and United Airlines can get you from Launceston, Tasmania to Seattle in just under 28h 55m. Your travel time can differ by up to 3h 33m. Airlines will cover a distance of 13282 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Launceston to Seattle that include hotel bookings?

    Yes. In addition to deals on Launceston to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Launceston to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Launceston to Seattle.

  • Can I find deals for business class flights from Launceston to Seattle?

    Yes. Cheapflights offers flight deals from Launceston 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.

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

Yes, Cheapflights offers price alerts on Launceston to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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