How long is the flight from San Francisco to Lanzhou?

Airlines like Air China fly from San Francisco to Lanzhou in about 35h 25m. The time it takes to get you to your destination can typically vary by up to . San Francisco and Lanzhou are separated by a distance of 6527 mi.

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.

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).

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

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

Most accurate provider : When it comes to deals on San Francisco-Lanzhou flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Lanzhou flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from San Francisco-Lanzhou flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Francisco-Lanzhou flights, Cheapflights users trust Expedia the most. Expedia 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 San Francisco-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 San Francisco to Lanzhou that include hotel bookings?

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

How can I find direct flights from San Francisco to Lanzhou?

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

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

Yes. Cheapflights offers flight deals from San Francisco 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.

$1,218+ Flights from San Francisco to Lanzhou

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Cheap flight deals from San Francisco to Lanzhou

Best flights from San Francisco to Lanzhou
Discover carefully curated flight deals from San Francisco to Lanzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Wed 1/2112:00 pmSFO - LHW

2 stops35h 25mAir China

Sun 1/259:15 pmLHW - SFO

2 stops41h 57mAir China

Deal found 12/2

$1,218

Last-minute flights from San Francisco to Lanzhou
Discover last-minute flight deals from San Francisco to Lanzhou. Data last updated December 4, 2025 and is based on user searches.

Wed 1/2112:00 pmSFO - LHW

2 stops35h 25mAir China

Sun 1/259:15 pmLHW - SFO

2 stops41h 57mAir China

Deal found 12/2

$1,218

One-way flights from San Francisco to Lanzhou
Search for one-way flight options from San Francisco to Lanzhou. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Wed 12/107:15 amSFO - LHW

3 stops41h 25mMultiple Airlines

Deal found 12/3

$2,800

Tue 12/910:30 pmSFO - LHW

2 stops57h 15mMultiple Airlines

Deal found 12/3

$2,817

Fri 12/128:10 pmSFO - LHW

3 stops52h 30mMultiple Airlines

Deal found 12/3

$2,942

Thu 12/118:10 pmSFO - LHW

3 stops57h 35mMultiple Airlines

Deal found 12/3

$3,220

Sat 12/138:10 pmSFO - LHW

3 stops57h 20mMultiple Airlines

Deal found 12/3

$3,222

Tue 12/911:35 pmSFO - LHW

1 stop32h 10mChina Southern

Deal found 12/3

$3,445

Thu 12/1112:00 pmSFO - LHW

1 stop32h 30mChina Eastern

Deal found 12/3

$3,450

Thu 12/1111:35 pmSFO - LHW

2 stops32h 10mChina Southern

Deal found 12/3

$3,478

Find flight deals from San Francisco to Lanzhou

Most accurate provider	Expedia 2 stars
Most trusted provider	Expedia 3 stars
Round-trip from	$1,218 (Air China)

Provider with most accurate pricing for San Francisco-Lanzhou Arpt flight deals.

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Provider most trusted by Cheapflights users for San Francisco-Lanzhou Arpt flights.

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From San Francisco to Lanzhou Arpt

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Wed 1/21

12:00 pm-3:25 pm

2 stops35h 25m

Lanzhou Arpt

Sun 1/25

9:15 pm-11:12 pm

2 stops41h 57m

$1,218

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Wed 12/10

7:15 am-4:40 pm

3 stops41h 25m

$2,800

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Tue 12/9

10:30 pm-11:45 pm

2 stops57h 15m

$2,817

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Thu 12/11

8:10 pm-9:45 pm

3 stops57h 35m

$3,220

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Sat 12/13

8:10 pm-9:30 pm

3 stops57h 20m

$3,222

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Fri 12/12

10:30 pm-11:45 pm

2 stops57h 15m

$3,406

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Tue 12/9

11:35 pm-11:45 pm

1 stop32h 10m

$3,445

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Thu 12/11

12:00 pm-12:30 pm

1 stop32h 30m

$3,450

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Thu 12/11

11:35 pm-11:45 pm

2 stops32h 10m

$3,478

San FranciscoLanzhou

SFO - LHW

SFOLHW

San Francisco

Sat 12/13

11:35 pm-11:45 pm

1 stop32h 10m

$3,796

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Most accurate provider: When it comes to deals on San Francisco-Lanzhou flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Lanzhou flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from San Francisco-Lanzhou flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Francisco-Lanzhou flights, Cheapflights users trust Expedia the most. Expedia 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 San Francisco-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 San Francisco to Lanzhou

Have a flexible travel schedule? Discover the best time to fly to Lanzhou from San Francisco 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

How long is the flight from San Francisco to Lanzhou?
Airlines like Air China fly from San Francisco to Lanzhou in about 35h 25m. The time it takes to get you to your destination can typically vary by up to . San Francisco and Lanzhou are separated by a distance of 6527 mi.
Can I find deals for flights from San Francisco to Lanzhou that include hotel bookings?
Yes. In addition to deals on San Francisco to Lanzhou flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco to Lanzhou?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Lanzhou.
Can I find deals for business class flights from San Francisco to Lanzhou?
Yes. Cheapflights offers flight deals from San Francisco 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.

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$1,218+ Cheap flights from San Francisco (SFO) 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco 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 San Francisco to Lanzhou

Best flights from San Francisco to LanzhouDiscover carefully curated flight deals from San Francisco to Lanzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Discover carefully curated flight deals from San Francisco to Lanzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Find flight deals from San Francisco to Lanzhou

Most accurate provider

Most trusted provider

Round-trip from

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

Best time to book a flight from San Francisco to Lanzhou

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

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lanzhou. 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 San Francisco to Lanzhou?

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

How can I find direct flights from San Francisco to Lanzhou?

Can I find deals for business class flights from San Francisco 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.

Alternative routes for San Francisco to Lanzhou

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Best flights from San Francisco to Lanzhou
Discover carefully curated flight deals from San Francisco to Lanzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.