HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$435+ 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SFO
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
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.

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 November 10, 2025.

This oojo deal was found by Cheapflights users on 11/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:50 amCNX - SFO
1 stop21h 40mEVA Air
Wed 12/3111:50 pmSFO - CNX
1 stop19h 45mEVA Air
Deal found 11/9$771
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:15 amCNX - SFO
2 stops37h 35mDelta
Wed 12/3111:40 amSFO - CNX
1 stop20h 15mDelta
Deal found 11/9$946
This Trip.com deal was found by Cheapflights users on 11/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:25 amCNX - SFO
1 stop22h 20mMultiple Airlines
Thu 1/111:50 pmSFO - CNX
2 stops31h 30mMultiple Airlines
Deal found 11/10$962
This SmartFares deal was found by Cheapflights users on 11/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:40 pmCNX - SFO
2 stops23h 50mEVA Air
Thu 1/111:30 pmSFO - CNX
2 stops23h 15mEVA Air
Deal found 11/10$1,064
This Trip.com deal was found by Cheapflights users on 11/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:15 amCNX - SFO
1 stop24h 15mKorean Air
Thu 1/111:40 amSFO - CNX
1 stop20h 15mKorean Air
Deal found 11/10$1,075

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 November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$770
(CheapTickets.ch)

One-way from

$435
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$794
Provider with most accurate pricing for Chiang Mai-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chiang Mai-San Francisco flights.
Search Deals
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. 8% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 10, 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

Wed 12/24

11:50 am-6:30 pm

1 stop21h 40m

San Francisco

Wed 12/31

11:50 pm-10:35 am

1 stop19h 45m

$771

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Wed 3/18

12:15 am-10:30 am

1 stop24h 15m

San Francisco

Mon 3/23

12:40 pm-10:55 pm

1 stop20h 15m

$836

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Wed 3/18

12:15 am-4:01 pm

2 stops53h 46m

San Francisco

Mon 3/23

6:05 am-10:55 pm

2 stops26h 50m

$838

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 3/19

11:25 am-7:45 pm

1 stop22h 20m

San Francisco

Mon 3/23

11:40 pm-10:25 am

1 stop20h 45m

$906

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 3/19

12:10 pm-7:40 pm

2 stops21h 30m

San Francisco

Sun 3/22

12:40 am-7:00 pm

2 stops28h 20m

$930

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Tue 12/23

12:15 am-10:50 pm

2 stops37h 35m

San Francisco

Wed 12/31

11:40 am-10:55 pm

1 stop20h 15m

$946

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Thu 3/19

4:55 pm-8:00 pm

1 stop17h 05m

San Francisco

Sun 3/22

12:10 am-3:55 pm

1 stop25h 45m

$948

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Wed 11/19

9:10 am-7:40 pm

3 stops49h 30m

$456

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Sat 2/7

10:10 pm-12:30 pm

2 stops29h 20m

$472

Chiang MaiSan Francisco

CNX - SFO

CNXSFO

Chiang Mai

Wed 11/19

11:25 am-6:45 pm

1 stop22h 20m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 15 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 November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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

How much does it cost to fly round-trip 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 November 10, 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
1,275 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very good
1,275 reviews
EVA Air
8.4
Very good
1,275 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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 40m. EVA Air provides one of the quickest options available for as low as $771. 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 $884. Users have found that EVA Air is 8% 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.

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
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
Vallejo
Hollister
San Bruno
Foster City
Redwood City
Union City
Burlingame
Lodi
San Mateo
Vacaville
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
Suvarnabhumi to Ontario flights
Don Mueang Intl to Los Angeles flights
Suvarnabhumi to San Diego flights
Chiang Mai to Los Angeles flights
Don Mueang Intl to San Francisco flights
Suvarnabhumi to Long Beach flights
Phuket City to Los Angeles flights
Suvarnabhumi to Las Vegas flights
Suvarnabhumi to San Jose flights
Suvarnabhumi to Oakland flights
Chiang Rai to Los Angeles flights
Ko Samui to Los Angeles flights
Chiang Mai to Sacramento flights
Don Mueang Intl to Las Vegas flights
Chiang Mai to San Jose flights
Suvarnabhumi to Sacramento flights
Phuket City to Las Vegas flights
Don Mueang Intl to San Jose flights
Krabi to Los Angeles flights
Phuket City to San Francisco flights
Lampang to Los Angeles flights
Chiang Mai to Oakland 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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$884Average$1,119FlexibilityNo 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.