$442+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SFO
Apr 13 — Apr 201
Round-trip
1 adult, Economy
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Best
Last-minute
One-way
Cheapest flights from Chiang Mai to San FranciscoExplore 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 March 14, 2026.
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 March 14, 2026.
This oojo deal was found by Cheapflights users on 3/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:35 am
CNX
- SFO
1 stop33h 00m
EVA Air
Mon 5/412:50 am
SFO
- CNX
1 stop19h 35m
EVA Air
Deal found 3/14![EVA Air logo]()
$759
This iWofly deal was found by Cheapflights users on 3/12. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:35 am
CNX
- SFO
1 stop18h 35m
EVA Air
Thu 5/281:15 am
SFO
- CNX
1 stop19h 10m
EVA Air
Deal found 3/12![EVA Air logo]()
$799
This lastminute.com deal was found by Cheapflights users on 3/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:35 am
CNX
- SFO
1 stop33h 00m
EVA Air
Tue 5/51:15 am
SFO
- CNX
2 stops27h 55m
EVA Air
Deal found 3/10![EVA Air logo]()
$835
This China Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 9/1011:20 am
CNX
- SFO
1 stop23h 10m
China Airlines
Sun 9/131:05 am
SFO
- CNX
1 stop19h 15m
China Airlines
Deal found 3/9![China Airlines logo]()
$856
This SmartFares deal was found by Cheapflights users on 3/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:00 pm
CNX
- SFO
2 stops24h 35m
EVA Air
Sun 5/312:50 am
SFO
- CNX
1 stop19h 35m
EVA Air
Deal found 3/12![EVA Air logo]()
$866
This STARLUX Airlines deal was found by Cheapflights users on 3/11. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:20 pm
CNX
- SFO
1 stop17h 10m
STARLUX Airlines
Sun 9/1312:50 am
SFO
- CNX
1 stop25h 30m
STARLUX Airlines
Deal found 3/11![STARLUX Airlines logo]()
$876
Best flights from Chiang Mai to San FranciscoDiscover carefully curated flight deals from Chiang Mai to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 14, 2026.
Discover carefully curated flight deals from Chiang Mai to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 14, 2026.
This China Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 9/1011:20 am
CNX
- SFO
1 stop23h 10m
China Airlines
Mon 9/148:59 pm
SFO
- CNX
2 stops23h 21m
China Airlines
Deal found 3/9![China Airlines logo]()
$856
This STARLUX Airlines deal was found by Cheapflights users on 3/12. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:20 pm
CNX
- SFO
1 stop17h 10m
STARLUX Airlines
Sun 9/1312:50 am
SFO
- CNX
1 stop25h 30m
STARLUX Airlines
Deal found 3/12![STARLUX Airlines logo]()
$868
This lastminute.com deal was found by Cheapflights users on 3/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:00 pm
CNX
- SFO
2 stops24h 35m
EVA Air
Tue 5/512:50 am
SFO
- CNX
2 stops22h 55m
EVA Air
Deal found 3/10![EVA Air logo]()
$885
This oojo deal was found by Cheapflights users on 3/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:00 pm
CNX
- SFO
2 stops24h 35m
EVA Air
Tue 5/512:30 pm
SFO
- CNX
2 stops30h 50m
EVA Air
Deal found 3/14![EVA Air logo]()
$895
This EVA Air deal was found by Cheapflights users on 3/9. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:00 pm
CNX
- SFO
2 stops24h 45m
EVA Air
Sun 9/131:00 am
SFO
- CNX
2 stops22h 45m
EVA Air
Deal found 3/9![EVA Air logo]()
$934
This FlightHub deal was found by Cheapflights users on 3/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:00 pm
CNX
- SFO
2 stops24h 45m
EVA Air
Tue 6/212:30 pm
SFO
- CNX
1 stop31h 55m
EVA Air
Deal found 3/11![EVA Air logo]()
$939
Last-minute flights from Chiang Mai to San FranciscoDiscover last-minute flight deals from Chiang Mai to San Francisco. Data last updated March 14, 2026 and is based on user searches.
Discover last-minute flight deals from Chiang Mai to San Francisco. Data last updated March 14, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 3/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:35 am
CNX
- SFO
1 stop33h 00m
EVA Air
Tue 5/51:15 am
SFO
- CNX
2 stops27h 55m
EVA Air
Deal found 3/10![EVA Air logo]()
$835
This Vliegwinkel deal was found by Cheapflights users on 3/12. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:35 am
CNX
- SFO
1 stop33h 00m
EVA Air
Sat 5/91:15 am
SFO
- CNX
1 stop19h 10m
EVA Air
Deal found 3/12![EVA Air logo]()
$891
This China Airlines deal was found by Cheapflights users on 3/12. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:20 am
CNX
- SFO
1 stop22h 35m
China Airlines
Sat 5/91:05 am
SFO
- CNX
2 stops44h 10m
China Airlines
Deal found 3/12![China Airlines logo]()
$896
This oojo deal was found by Cheapflights users on 3/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:55 am
CNX
- SFO
2 stops32h 40m
EVA Air
Sat 5/212:30 pm
SFO
- CNX
2 stops32h 45m
EVA Air
Deal found 3/11![EVA Air logo]()
$895
This SmartFares deal was found by Cheapflights users on 3/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:00 pm
CNX
- SFO
2 stops24h 35m
EVA Air
Sun 5/312:50 am
SFO
- CNX
1 stop19h 35m
EVA Air
Deal found 3/12![EVA Air logo]()
$866
This oojo deal was found by Cheapflights users on 3/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:35 am
CNX
- SFO
1 stop33h 00m
EVA Air
Mon 5/412:50 am
SFO
- CNX
1 stop19h 35m
EVA Air
Deal found 3/14![EVA Air logo]()
$759
One-way flights from Chiang Mai to San FranciscoSearch for one-way flight options from Chiang Mai to San Francisco. Find affordable one-way fares based on user searches. Data last updated March 14, 2026.
Search for one-way flight options from Chiang Mai to San Francisco. Find affordable one-way fares based on user searches. Data last updated March 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:30 pm
CNX
- SFO
3 stops53h 15m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$442
This Vliegwinkel deal was found by Cheapflights users on 3/12. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:20 am
CNX
- SFO
1 stop22h 35m
China Airlines
Deal found 3/12![China Airlines logo]()
$454
This oojo deal was found by Cheapflights users on 3/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:20 pm
CNX
- SFO
1 stop17h 10m
STARLUX Airlines
Deal found 3/12![STARLUX Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:00 am
CNX
- SFO
2 stops34h 10m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:35 am
CNX
- SFO
3 stops46h 40m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$550
This FlightHub deal was found by Cheapflights users on 3/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:05 am
CNX
- SFO
3 stops37h 00m
China Eastern
Deal found 3/10![China Eastern logo]()
$562
This China Airlines deal was found by Cheapflights users on 3/11. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:20 am
CNX
- SFO
1 stop22h 35m
China Airlines
Deal found 3/11![China Airlines logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:15 pm
CNX
- SFO
2 stops32h 00m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$591
Find 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 March 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $759 (oojo) |
One-way from | $442 (Kiwi.com) |
Popular in | July |
Cheapest in | May |
Average price | $923 |
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 March 14, 2026.
Use the filters below to find and compare flights from Chiang Mai to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Thu 9/10
11:20 am-8:30 pm
1 stop23h 10m
San Francisco
Mon 9/14
8:59 pm-10:20 am
2 stops23h 21m
$856
Quickest round-trip
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Thu 9/10
5:20 pm-8:30 pm
1 stop17h 10m
San Francisco
Sun 9/13
12:50 am-4:20 pm
1 stop25h 30m
$868
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Thu 4/23
8:00 pm-6:35 am
2 stops24h 35m
San Francisco
Tue 5/5
12:50 am-1:45 pm
2 stops22h 55m
$885
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Tue 4/28
8:00 pm-6:35 am
2 stops24h 35m
San Francisco
Tue 5/5
12:30 pm-9:20 am
2 stops30h 50m
$895
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Thu 9/10
8:00 pm-6:45 am
2 stops24h 45m
San Francisco
Sun 9/13
1:00 am-1:45 pm
2 stops22h 45m
$934
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Mon 5/25
8:00 pm-6:45 am
2 stops24h 45m
San Francisco
Tue 6/2
12:30 pm-10:25 am
1 stop31h 55m
$939
Cheapest one-way
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Fri 4/24
11:20 am-7:55 pm
1 stop22h 35m
$454
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Tue 7/14
6:35 am-3:15 pm
3 stops46h 40m
$550
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Wed 4/22
11:20 am-7:55 pm
1 stop22h 35m
$588
Chiang MaiSan Francisco
CNX - SFO
CNXSFO
Chiang Mai
Fri 7/24
10:30 am-9:10 pm
2 stops48h 40m
$606
Showing 1-10 of 12 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Chiang Mai-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-San Francisco flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
CNX-SFO
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
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 March 14, 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.
Comfort
8.3
Overall
8.5
Entertainment
8.0
Crew
8.6
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Comfort
8.3
Overall
8.5
Entertainment
8.0
Crew
8.6
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Livermore
Roseville
Watsonville
San Bruno
Sunnyvale
Vacaville
Turlock
San Carlos
San Ramon
Redwood City
Daly City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City
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Chiang Mai and San Francisco flights
Browse other Chiang Mai and San Francisco flight options. Last updated on March 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 14, 2026.
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 March 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$780 | Average$1,071 | FlexibilityNo cancel fee | On-time74% |