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Cheap flights from Seattle to Launceston from $2,023

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LST
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Launceston

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Launceston
Explore the most affordable flight options available from Seattle to Launceston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 March 2026.

Sat 25/415:40
SEA
-
LST
3 stops48h 50m
Air New Zealand
Sat 2/517:00
LST
-
SEA
3 stops45h 06m
Air New Zealand
Deal found 11/3$2,023
Sat 2/518:40
SEA
-
LST
2 stops27h 20m
Qantas Airways
Wed 6/515:40
LST
-
SEA
2 stops45h 13m
Qantas Airways
Deal found 9/3$2,106
Sat 25/417:06
SEA
-
LST
2 stops26h 59m
Multiple Airlines
Sat 2/511:25
LST
-
SEA
2 stops25h 28m
Multiple Airlines
Deal found 11/3$2,187
Sat 2/511:39
SEA
-
LST
2 stops35h 26m
United Airlines
Wed 6/506:10
LST
-
SEA
3 stops31h 56m
United Airlines
Deal found 8/3$2,396

Find flight deals from Seattle to Launceston

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Launceston (LST). 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 12 March 2026.

Round-trip from

$2,023
Air New Zealand
  • Air New Zealand
  • 25/4-2/5
  • 6 total stops
  • 93h 56m total
  • Seattle to Launceston
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Launceston 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 12 March 2026.
Use the filters below to find and compare flights from Seattle to Launceston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Sat 2/5

18:40-15:00

2 stops27h 20m

Launceston

Wed 6/5

15:40-19:53

2 stops45h 13m

$2,106
Fastest return journey

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Sat 25/4

17:06-13:05

2 stops26h 59m

Launceston

Sat 2/5

11:25-19:53

2 stops25h 28m

$2,187

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Sat 2/5

11:39-16:05

2 stops35h 26m

Launceston

Wed 6/5

06:10-21:06

3 stops31h 56m

$2,466

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Sorted by cheapest first

Best time to book a flight from Seattle to Launceston

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

    Qantas Airways and United Airlines can get you from Seattle to Launceston in just under 27h 20m. Your travel time can differ by up to 8h 06m. There are 13282 km between Seattle and Launceston. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Launceston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Launceston

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Hobart flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Launceston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Seattle to Launceston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Launceston, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Seattle to Launceston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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