Find flights
When to book
FAQs

Cheap flights from Seattle to Launceston from $1,188

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LST
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Launceston

Enter your travel dates to find the best prices.

Best flights from Seattle to Launceston
Discover carefully curated flight deals from Seattle to Launceston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Sun 1/308:30SEA - LST
2 stops35h 55mUnited Airlines
Wed 4/306:20LST - SEA
2 stops29h 01mUnited Airlines
Deal found 9/12$2,507

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 December 2025.

Round-trip from

$2,507

One-way from

$1,188
United Airlines
  • United Airlines
  • 1/3-4/3
  • 5 total stops
  • 58h 37m total
  • Seattle to Launceston
Search Deals
12/1
  • 12/1
  • 3 total stops
  • 52h 00m 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 December 2025.
Use the filters below to find and compare flights from Seattle to Launceston that are best for you.

Fly from

Seattle

Fly to

Launceston

Route

Depart

Return

Price

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Sun 1/3

08:30-15:25

2 stops35h 55m

Launceston

Wed 4/3

06:20-16:21

2 stops29h 01m

$2,507

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Mon 12/1

20:50-19:50

3 stops52h 00m

$1,188

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Thu 15/1

17:43-07:50

3 stops43h 07m

$1,323

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Tue 13/1

15:57-12:30

2 stops25h 33m

$1,664

SeattleLaunceston

SEA - LST

SEALST

Seattle/Tacoma Intl

Mon 12/1

08:10-15:05

3 stops59h 55m

$8,535

Flights are sorted by cheapest return flights first.

Deals found on 9/12

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?

    United Airlines can get you from Seattle to Launceston in just under 35h 55m. Your travel time can differ by up to . There are 13282 km between Seattle and Launceston.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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 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.

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.