What is the cheapest day to fly from Seattle to Lanzhou?

Travelers seeking maximum savings on their Seattle to Lanzhou flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Seattle to Lanzhou?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 32% when planning your travel around this day of the week.

What is the cheapest time of day to fly from SEA to LHW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Lanzhou as you normally would.

Most accurate provider : When it comes to deals on Seattle-Lanzhou flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Lanzhou flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Lanzhou flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Lanzhou flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Lanzhou flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Seattle to Lanzhou?

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

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

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

$1,606+ Flights from Seattle to Lanzhou - Compare & Save Big

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Cheap flight deals from Seattle to Lanzhou

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,606 (FlightHub)

Provider with most accurate pricing for Seattle/Tacoma Intl-Lanzhou Arpt flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Lanzhou Arpt flights.

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From Seattle/Tacoma Intl to Lanzhou Arpt

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Find flight deals from Seattle to Lanzhou

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

Mon 5/127:20 amSEA - LHW

2 stops23h 35mChina Eastern

Sat 6/147:20 amLHW - SEA

2 stops24h 40mChina Eastern

Deal found 4/29

$1,606

Mon 5/126:59 pmSEA - LHW

3 stops31h 26mMultiple Airlines

Sat 6/142:45 pmLHW - SEA

2 stops34h 02mMultiple Airlines

Deal found 4/29

$1,904

Mon 5/1211:40 amSEA - LHW

1 stop20h 45mDelta

Sat 6/147:20 amLHW - SEA

1 stop21h 30mDelta

Deal found 4/29

$26,452

Best flights from Seattle to Lanzhou
Discover carefully curated flight deals from Seattle to Lanzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2025.

Mon 5/127:20 amSEA - LHW

2 stops23h 35mChina Eastern

Sat 6/147:20 amLHW - SEA

2 stops24h 40mChina Eastern

Deal found 4/29

$1,606

Mon 5/126:59 pmSEA - LHW

3 stops31h 26mMultiple Airlines

Sat 6/142:45 pmLHW - SEA

2 stops34h 02mMultiple Airlines

Deal found 4/29

$1,904

Mon 5/1211:40 amSEA - LHW

1 stop20h 45mDelta

Sat 6/147:20 amLHW - SEA

1 stop21h 30mDelta

Deal found 4/29

$26,452

Last-minute flights from Seattle to Lanzhou
Discover last-minute flight deals from Seattle to Lanzhou. Data last updated April 30, 2025 and is based on user searches.

Mon 5/127:20 amSEA - LHW

2 stops23h 35mChina Eastern

Sat 6/147:20 amLHW - SEA

2 stops24h 40mChina Eastern

Deal found 4/29

$1,606

Mon 5/126:59 pmSEA - LHW

3 stops31h 26mMultiple Airlines

Sat 6/142:45 pmLHW - SEA

2 stops34h 02mMultiple Airlines

Deal found 4/29

$1,904

Mon 5/1211:40 amSEA - LHW

1 stop20h 45mDelta

Sat 6/147:20 amLHW - SEA

1 stop21h 30mDelta

Deal found 4/29

$26,452

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Lanzhou that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLanzhou

SEA - LHW

SEALHW

Seattle/Tacoma Intl

Mon 5/12

7:20 am-9:55 pm

2 stops23h 35m

Lanzhou Arpt

Sat 6/14

7:20 am-5:00 pm

2 stops24h 40m

$1,606

SeattleLanzhou

SEA - LHW

SEALHW

Seattle/Tacoma Intl

Mon 5/12

6:59 pm-5:25 pm

3 stops31h 26m

Lanzhou Arpt

Sat 6/14

2:45 pm-9:47 am

2 stops34h 02m

$1,904

SeattleLanzhou

SEA - LHW

SEALHW

Seattle/Tacoma Intl

Mon 5/12

11:40 am-11:25 pm

1 stop20h 45m

Lanzhou Arpt

Sat 6/14

7:20 am-1:50 pm

1 stop21h 30m

$26,452

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Most accurate provider: When it comes to deals on Seattle-Lanzhou flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Lanzhou flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Lanzhou flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Lanzhou flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Lanzhou flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Lanzhou

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

Cheapflights Insights

Everything you need to know about your flight from Seattle to Lanzhou

Rainfall in Lanzhou by month

In terms of precipitation, rainfall in Lanzhou ranges from 0.0 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Lanzhou when rainfall is around 0.0 in.

Temperature in Lanzhou by month

If weather is an important factor for your trip to Lanzhou, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Lanzhou

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,936 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

China Eastern

7.1

Good

148 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Can I find deals for flights from Seattle to Lanzhou that include hotel bookings?
Yes. In addition to deals on Seattle to Lanzhou flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Lanzhou?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Lanzhou.
Can I find deals for business class flights from Seattle to Lanzhou?
Yes. Cheapflights offers flight deals from Seattle to Lanzhou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Search flights from Seattle to Lanzhou by cabin class

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$1,606+ Cheap flights from Seattle (SEA) to Lanzhou (LHW)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Lanzhou with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Lanzhou

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Seattle to Lanzhou

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

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Lanzhou that are best for you.

Best time to book a flight from Seattle to Lanzhou

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

Cheapflights Insights

Everything you need to know about your flight from Seattle to Lanzhou

Rainfall in Lanzhou by month

Plan your trip to Lanzhou by taking into account the average rainfall totals by month.

Temperature in Lanzhou by month

Plan your trip to Lanzhou by taking into account the average temperature totals by month.

Reviews of airlines servicing Lanzhou

Related info for your journey

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

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

How can I find direct flights from Seattle to Lanzhou?

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

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.

Search flights from Seattle to Lanzhou by cabin class

Find flights from Seattle to Lanzhou, based on your preferred cabin class, be it economy, premium economy, business, or first class.

100% Free

Book with Flexibility

Travel Smart

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