HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$420+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SFO
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chiang Mai to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 septiembre 16, 2025.

Round-trip from

$783
(China Airlines)

One-way from

$420
(Trip.com)

Popular in

January

Cheapest in

December

Average price

$893
From Chiang Mai to San Francisco
Search Deals
One-way flight from Chiang Mai to San Francisco
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 septiembre 16, 2025.

This China Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 10/3111:25 amCNX - SFO
1 stop22h 20mChina Airlines
vie. 11/711:40 pmSFO - CNX
1 stop19h 45mChina Airlines
Deal found 9/16$783
This China Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/65:25 pmCNX - SFO
1 stop16h 30mChina Airlines
dom. 10/121:05 amSFO - CNX
1 stop19h 15mChina Airlines
Deal found 9/15$843
This China Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/2911:25 amCNX - SFO
1 stop22h 20mMultiple Airlines
mié. 11/511:40 pmSFO - CNX
2 stops22h 45mMultiple Airlines
Deal found 9/14$907
This oojo deal was found by Cheapflights users on 9/15. 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.
lun. 10/611:35 amCNX - SFO
1 stop18h 25mEVA Air
lun. 10/1312:30 pmSFO - CNX
1 stop31h 55mEVA Air
Deal found 9/15$910
This FlightHub deal was found by Cheapflights users on 9/15. 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.
dom. 10/512:45 amCNX - SFO
1 stop28h 45mAsiana Airlines
lun. 10/1311:30 pmSFO - CNX
1 stop34h 10mAsiana Airlines
Deal found 9/15$927
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/3112:10 pmCNX - SFO
2 stops21h 50mMultiple Airlines
vie. 11/711:10 pmSFO - CNX
2 stops28h 50mMultiple Airlines
Deal found 9/16$956

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 septiembre 16, 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

vie. 10/31

11:25 am-7:45 pm

1 stop22h 20m

San Francisco

vie. 11/7

11:40 pm-10:25 am

1 stop19h 45m

$783

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

lun. 10/6

5:25 pm-7:55 pm

1 stop16h 30m

San Francisco

dom. 10/12

1:05 am-10:20 am

1 stop19h 15m

$843

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

mié. 10/29

11:25 am-7:45 pm

1 stop22h 20m

San Francisco

mié. 11/5

11:40 pm-1:25 pm

2 stops22h 45m

$907

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

mié. 10/29

11:50 am-7:40 pm

1 stop21h 50m

San Francisco

mié. 11/5

11:50 pm-10:35 am

1 stop19h 45m

$910

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

vie. 10/31

12:10 pm-8:00 pm

2 stops21h 50m

San Francisco

vie. 11/7

11:10 pm-7:00 pm

2 stops28h 50m

$956

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

sáb. 10/18

5:45 pm-1:00 pm

2 stops33h 15m

$420

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

jue. 3/5

6:55 pm-12:30 pm

2 stops32h 35m

$456

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

mié. 12/17

8:25 am-7:30 pm

2 stops50h 05m

$461

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

sáb. 10/18

5:20 pm-8:30 pm

1 stop17h 10m

$462

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

mié. 11/12

11:25 am-6:45 pm

1 stop22h 20m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 16 results
1
2

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 septiembre 16, 2025.
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
1,236 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

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
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.1

Crew

8.6

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.

  • How long is the flight from Chiang Mai to San Francisco?

    A quick flight from Chiang Mai to San Francisco can take about 21h 50m. China Airlines provides one of the quickest options available for as low as $910. 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 $879. Users have found that EVA Air is 11% 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 $357). 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
Turlock
Antioch
Watsonville
Santa Clara
Manteca
Sunnyvale
Hollister
Vacaville
Foster City
Union City
Vallejo
Burlingame
Redwood City
San Mateo
San Leandro
Lathrop

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 Chiang Mai to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Los Angeles flights
Suvarnabhumi to San Francisco flights
Don Mueang Intl to Los Angeles flights
Suvarnabhumi to Ontario flights
Don Mueang Intl to San Francisco flights
Suvarnabhumi to Las Vegas flights
Suvarnabhumi to San Diego flights
Suvarnabhumi to Long Beach flights
Suvarnabhumi to San Jose flights
Suvarnabhumi to Sacramento flights
Suvarnabhumi to Oakland flights
Phuket City to Los Angeles flights
Chiang Mai to Los Angeles flights
Phuket City to San Francisco flights
Don Mueang Intl to Las Vegas flights
Chiang Mai to Oakland flights
Chiang Mai to Sacramento flights
Phuket City to Las Vegas flights
Don Mueang Intl to San Jose flights
Chiang Mai to San Jose flights
Chiang Rai to Los Angeles flights
Krabi to Los Angeles flights
Lampang to Los Angeles flights
Ko Samui to Los Angeles flights
Chiang Mai to San Diego flights

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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$879Average$1,093FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.