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$433+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SFO
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
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 August 14, 2025.

Round-trip from

$803
(China Airlines)

One-way from

$433
(oojo)

Popular in

January

Cheapest in

December

Average price

$1,121
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. 1% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 14, 2025.

This China Airlines deal was found by Cheapflights users on 8/14. 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 11/2111:25 amCNX - SFO
1 stop22h 20mChina Airlines
Fri 11/2811:40 pmSFO - CNX
1 stop19h 45mChina Airlines
Deal found 8/14$803
This STARLUX Airlines deal was found by Cheapflights users on 8/14. 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 10/45:20 pmCNX - SFO
1 stop17h 10mSTARLUX Airlines
Tue 10/1412:50 amSFO - CNX
1 stop25h 30mSTARLUX Airlines
Deal found 8/14$821
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:20 amCNX - SFO
1 stop22h 35mChina Airlines
Fri 10/31:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 8/13$856
This STARLUX Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 8/285:20 pmCNX - SFO
1 stop17h 40mSTARLUX Airlines
Sun 9/712:50 amSFO - CNX
1 stop25h 30mSTARLUX Airlines
Deal found 8/14$857
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:15 pmCNX - SFO
1 stop30h 15mMultiple Airlines
Sat 10/411:30 pmSFO - CNX
1 stop34h 10mMultiple Airlines
Deal found 8/13$861
This China Airlines deal was found by Cheapflights users on 8/14. 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 10/65:25 pmCNX - SFO
1 stop16h 30mChina Airlines
Sun 10/121:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 8/14$862
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/511:20 amCNX - SFO
1 stop22h 35mChina Airlines
Sun 10/121:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 8/14$866
This STARLUX Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 8/285:20 pmCNX - SFO
1 stop17h 40mSTARLUX Airlines
Thu 9/1112:50 amSFO - CNX
1 stop25h 30mSTARLUX Airlines
Deal found 8/14$869
This Korean Air deal was found by Cheapflights users on 8/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2711:15 pmCNX - SFO
1 stop25h 45mKorean Air
Tue 9/912:50 pmSFO - CNX
1 stop19h 05mKorean Air
Deal found 8/14$878
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2711:15 pmCNX - SFO
2 stops38h 18mDelta
Fri 9/125:55 amSFO - CNX
2 stops26h 00mDelta
Deal found 8/14$880
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2511:15 pmCNX - SFO
1 stop30h 45mMultiple Airlines
Wed 9/1011:30 pmSFO - CNX
1 stop34h 10mMultiple Airlines
Deal found 8/14$885
This Asiana Airlines deal was found by Cheapflights users on 8/14. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:45 amCNX - SFO
1 stop28h 45mAsiana Airlines
Wed 10/1511:30 pmSFO - CNX
1 stop34h 10mAsiana Airlines
Deal found 8/14$886

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 August 14, 2025.
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

Fri 11/21

11:25 am-6:45 pm

1 stop22h 20m

San Francisco

Fri 11/28

11:40 pm-10:25 am

1 stop19h 45m

$803

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 10/9

5:20 pm-8:30 pm

1 stop17h 10m

San Francisco

Tue 10/14

12:50 am-4:20 pm

1 stop25h 30m

$821

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 10/9

5:20 pm-8:30 pm

1 stop17h 10m

San Francisco

Sun 10/12

12:50 am-4:20 pm

1 stop25h 30m

$821

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 10/4

5:20 pm-8:30 pm

1 stop17h 10m

San Francisco

Tue 10/14

12:50 am-4:20 pm

1 stop25h 30m

$821

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 10/4

5:20 pm-8:30 pm

1 stop17h 10m

San Francisco

Sun 10/12

12:50 am-4:20 pm

1 stop25h 30m

$821

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 9/27

11:20 am-7:55 pm

1 stop22h 35m

San Francisco

Fri 10/3

1:05 am-10:20 am

1 stop19h 15m

$856

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 8/28

5:20 pm-9:00 pm

1 stop17h 40m

San Francisco

Sun 9/7

12:50 am-4:20 pm

1 stop25h 30m

$857

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 8/28

5:20 pm-9:00 pm

1 stop17h 40m

San Francisco

Tue 9/9

12:50 am-4:20 pm

1 stop25h 30m

$857

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 9/27

11:15 pm-3:30 pm

1 stop30h 15m

San Francisco

Sat 10/4

11:30 pm-11:40 pm

1 stop34h 10m

$861

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Mon 10/6

5:25 pm-7:55 pm

1 stop16h 30m

San Francisco

Sun 10/12

1:05 am-10:20 am

1 stop19h 15m

$862

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 22 results
1
2
3

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.

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 August 14, 2025.
Read through reviews of airlines operating flights from Chiang Mai to San Francisco, such as EVA Air and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,233 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,233 reviews
EVA Air
8.4
Very good
1,233 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Asiana Airlines
8.2
Very good
473 reviews
EVA Air
8.4
Very good
1,233 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Entertainment

8.0

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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.

  • What are the cheapest airlines flying from Chiang Mai to San Francisco round-trip?

    Cheapflights users have booked flights from Chiang Mai to San Francisco round-trip from $633. Another airline that can offer you cheap pricing is EVA Air. Users have found that Asiana Airlines is 35% cheaper than the other options available to this destination.

  • 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, January is the cheapest month in which you can book a flight from Chiang Mai to San Francisco (average of $276). Flying from Chiang Mai to San Francisco in June is currently the most expensive (average of $358). 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
Santa Cruz
Livermore
South San Francisco
Mountain View
Turlock
Santa Clara
Hollister
Antioch
Watsonville
Manteca
Sunnyvale
Newark
Milpitas
Campbell
Foster City
San Leandro
Burlingame
Redwood City
Vallejo

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Top 2 airlines flying from Chiang Mai to San Francisco

Discover the top 2 airlines 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$633Average$637FlexibilityNo cancel feeOn-time76%
EVA AirCheapest$881Average$965FlexibilityNo cancel feeOn-time74%

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