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$453+ Cheap flights from Chiang Mai (CNX) to San Francisco (SFO)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SFO
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from Chiang Mai to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to San Francisco (SFO). 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 January 11, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$775
(STARLUX Airlines)

One-way from

$453
(FlightHub)

Popular in

July

Cheapest in

May

Average price

$883
Provider with most accurate pricing for Chiang Mai-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Chiang Mai-San Francisco flights.
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From Chiang Mai to San Francisco
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One-way flight from Chiang Mai to San Francisco
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Highest demand for flights based on searches. 14% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Chiang Mai to San Francisco

Cheapest flights from Chiang Mai to San Francisco
Explore the most affordable flight options available from Chiang Mai to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This STARLUX Airlines deal was found by Cheapflights users on 1/9. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/135:20 pmCNX - SFO
1 stop17h 10mSTARLUX Airlines
Tue 6/3012:50 amSFO - CNX
1 stop25h 30mSTARLUX Airlines
Deal found 1/9$775
This iWofly deal was found by Cheapflights users on 1/9. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1511:35 amCNX - SFO
1 stop22h 35mEVA Air
Sun 6/2812:50 amSFO - CNX
1 stop19h 35mEVA Air
Deal found 1/9$800
This China Airlines deal was found by Cheapflights users on 1/9. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1211:20 amCNX - SFO
1 stop22h 35mChina Airlines
Mon 6/291:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 1/9$807
This China Airlines deal was found by Cheapflights users on 1/9. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:20 amCNX - SFO
1 stop22h 35mChina Airlines
Sat 9/261:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 1/9$809
This Expedia deal was found by Cheapflights users on 1/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:10 amCNX - SFO
2 stops24h 20mMultiple Airlines
Sun 6/2812:50 amSFO - CNX
1 stop25h 30mMultiple Airlines
Deal found 1/9$840
This China Airlines deal was found by Cheapflights users on 1/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2511:20 amCNX - SFO
1 stop22h 35mChina Airlines
Mon 6/11:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 1/10$865
This China Airlines deal was found by Cheapflights users on 1/9. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1211:20 amCNX - SFO
1 stop22h 35mChina Airlines
Wed 7/11:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 1/9$869
This KAYAK deal was found by Cheapflights users on 1/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2511:35 amCNX - SFO
1 stop33h 10mMultiple Airlines
Tue 6/28:45 pmSFO - CNX
2 stops23h 40mMultiple Airlines
Deal found 1/11$875

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chiang Mai to San Francisco 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 January 11, 2026.
Use the filters below to find and compare flights from Chiang Mai to San Francisco that are best for you.

Fly from

Chiang Mai

Fly to

San Francisco

Route

Depart

Return

Price

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Tue 6/16

5:20 pm-8:30 pm

1 stop17h 10m

San Francisco

Tue 6/30

12:50 am-4:20 pm

1 stop25h 30m

$775

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Fri 6/12

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Tue 6/30

1:05 am-10:20 am

1 stop19h 15m

$807

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sun 6/14

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Mon 6/29

1:05 am-10:20 am

1 stop19h 15m

$807

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 6/18

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Mon 6/29

1:05 am-10:20 am

1 stop19h 15m

$807

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Mon 6/15

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Tue 6/30

1:05 am-10:20 am

1 stop19h 15m

$807

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 6/13

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Mon 6/29

1:05 am-10:20 am

1 stop19h 15m

$807

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Mon 6/15

10:10 am-8:30 pm

2 stops24h 20m

San Francisco

Sun 6/28

12:50 am-4:20 pm

1 stop25h 30m

$840

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Mon 5/25

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Mon 6/1

1:05 am-10:20 am

1 stop19h 15m

$865

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Tue 6/16

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Sat 6/27

1:05 am-10:20 am

1 stop19h 15m

$869

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sun 6/14

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Fri 6/26

1:05 am-10:20 am

1 stop19h 15m

$869

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from Chiang Mai to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chiang Mai to San Francisco in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

What is the cheapest month to book a flight from Chiang Mai to San Francisco?

Currently, May is the cheapest month in which you can book a flight from Chiang Mai to San Francisco (average of $777). Flying from Chiang Mai to San Francisco in August is currently the most expensive (average of $1,119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated January 11, 2026.
Read through reviews of airlines operating flights from Chiang Mai to San Francisco, such as EVA Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,316 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very good
1,316 reviews
EVA Air
8.4
Very good
1,316 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

Related info for your journey

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

    A quick flight from Chiang Mai to San Francisco can take about 17h 10m. STARLUX Airlines provides one of the quickest options available for as low as $775. Airlines will cover a distance of 7699 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Chiang Mai to San Francisco round-trip?

    Cheapflights users have booked flights from Chiang Mai to San Francisco round-trip from $809. Users have found that EVA Air is 12% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chiang Mai to San Francisco one-way?

    To fly one-way, consider booking your trip with STARLUX Airlines, which is currently one of the cheapest options available, starting at $435. China Airlines flights start at $465 while deals on Cathay Pacific start at $625 one-way.

  • Can I find deals for flights from Chiang Mai to San Francisco that include hotel bookings?

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

  • How can I find direct flights from Chiang Mai to San Francisco?

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

  • Can I find deals for business class flights from Chiang Mai to San Francisco?

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

  • What is the cheapest month to book a flight from Chiang Mai to San Francisco?

    Currently, May is the cheapest month in which you can book a flight from Chiang Mai to San Francisco (average of $777). Flying from Chiang Mai to San Francisco in August is currently the most expensive (average of $1,119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Santa Clara
Livermore
Watsonville
Redwood City
Sunnyvale
San Bruno
Daly City
Manteca
Turlock
San Carlos
San Ramon
Vallejo
San Lorenzo
Hollister
Foster City
Union City
Davis

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Chiang Mai to San Francisco

Discover the top airline that operate flights from Chiang Mai to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$809Average$1,085FlexibilityNo cancel feeOn-time74%

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