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$3,884+ Cheap flights from Lanzhou (LHW) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
LHW — SEA
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from Lanzhou to Seattle

Best flights from Lanzhou to Seattle
Discover carefully curated flight deals from Lanzhou to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1312:00 pmLHW - SEA
2 stops21h 33mUnited Airlines
jue. 4/164:37 pmSEA - LHW
2 stops38h 18mUnited Airlines
Deal found 12/12$3,884

Find flight deals from Lanzhou to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Lanzhou (LHW) 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 diciembre 15, 2025.

Round-trip from

$3,884
(United Airlines)
From Lanzhou Arpt to Seattle/Tacoma Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lanzhou 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 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from Lanzhou to Seattle that are best for you.

Fly from

Lanzhou

Fly to

Seattle

Route

Depart

Return

Price

LanzhouSeattle

LHW - SEA

LHWSEA

Lanzhou Arpt

lun. 4/13

12:00 pm-6:33 pm

2 stops21h 33m

Seattle/Tacoma Intl

jue. 4/16

4:37 pm-9:55 pm

2 stops38h 18m

$3,884

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Best time to book a flight from Lanzhou to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Lanzhou with our price prediction graph.
Estimated round-trip 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 Lanzhou 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 Lanzhou to Seattle?

    Departing from Lanzhou to Seattle will take you 21h 33m. There are 5975 mi between Lanzhou and Seattle.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lanzhou 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.

See more FAQs

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