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

Airlines like Korean Air and เดลต้า fly from Chiang Mai to San Francisco in about 24h 15m. The time it takes to get you to your destination can typically vary by up to 13h 58m. The distance from Chiang Mai to San Francisco is about 12390 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

EVA Air, at ฿26,416, was found to be the cheapest airline from Chiang Mai to San Francisco.. You may be able to fly from Chiang Mai to San Francisco for 22% less than the average price by searching for this airline.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from CNX to SFO?

When flying from Chiang Mai to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 holiday 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.

฿16,091+ Cheap Flights from Chiang Mai to San Francisco

Cheap flight deals from Chiang Mai to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 26 September 2026.

Wed 11/1100:20 -

1 stop29h 10m

Fri 27/1123:00 -

1 stop32h 45m

Deal found 25/9฿22,100

Mon 2/1100:20 -

1 stop24h 15m

Fri 4/1211:45 -

1 stop20h 00m

Deal found 22/9฿27,408

Mon 26/1000:20 -

1 stop24h 15m

Sat 31/1012:45 -

1 stop20h 00m

Deal found 25/9฿27,442

Tue 29/917:20 -

1 stop17h 10m

Sun 11/1000:50 -

1 stop25h 15m

Deal found 25/9฿27,575

Sat 7/1117:00 -

1 stop17h 10m

Fri 4/1223:10 -

1 stop25h 50m

Deal found 22/9฿28,710

Sat 26/911:35 -

1 stop33h 10m

Fri 2/1001:10 -

1 stop19h 15m

Deal found 24/9฿29,745

Wed 23/1217:00 -

1 stop17h 10m

Sun 3/123:10 -

1 stop25h 50m

Deal found 22/9฿29,812

Wed 7/1011:20 -

1 stop22h 35m

Wed 28/1012:45 -

1 stop20h 00m

Deal found 23/9฿30,012

Sat 26/917:20 -

1 stop17h 10m

Tue 3/1123:10 -

1 stop25h 50m

Deal found 24/9฿30,079

Find flight deals from Chiang Mai to San Francisco

Round-trip from	฿22,100
One-way from	฿16,091
Popular in	March
Cheapest in	November
Average price	฿27,075

11/11-27/11
2 total stops
61h 55m total
Chiang Mai to San Francisco

Search Deals

China Airlines
4/12-31/12
1 total stop
22h 20m total
Chiang Mai to San Francisco

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (฿116,848 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (฿30,409 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Price

Cheapest return flight

Fastest return journey

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Fri 4/12

11:25-18:45

1 stop22h 20m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿16,091

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Thu 29/10

00:20-10:35

1 stop24h 15m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿17,727

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Tue 27/10

00:20-10:35

1 stop24h 15m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿17,760

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Thu 3/12

00:20-23:40

2 stops38h 20m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿17,827

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Thu 29/10

00:20-20:18

2 stops33h 58m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿17,827

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Mon 26/10

00:20-10:35

1 stop24h 15m

San Francisco

Sat 31/10

12:45-22:45

1 stop20h 00m

฿27,408

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Wed 11/11

00:20-23:33

2 stops38h 13m

San Francisco

Fri 27/11

09:56-22:45

2 stops45h 49m

฿27,442

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Sat 6/2

00:20-18:36

2 stops33h 16m

San Francisco

Mon 8/2

20:05-22:45

2 stops35h 40m

฿27,675

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Sat 7/11

00:20-09:35

1 stop24h 15m

San Francisco

Sun 15/11

15:20-08:25

2 stops50h 05m

฿30,780

Chiang MaiSan Francisco

CNX Chiang Mai - SFO San Francisco

CNXSFO

Chiang Mai

Thu 5/11

00:20-09:35

1 stop24h 15m

San Francisco

Fri 4/12

06:00-22:45

2 stops25h 45m

฿30,947

Flights are sorted by cheapest return flights first.

Deals found on 21/9

Showing 1-10 of 14 resultsSorted by cheapest first

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 return 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 a feel of what it's like to fly with EVA Air from Chiang Mai to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.5

Very Good

1,534 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking

EVA Air

8.5

Very Good

1,534 reviews

EVA Air

8.5

Very Good

1,534 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Padma,Aug 2026

TPE - SFO

Great but could not allow me to do online booking

Related info for your journey

How long is the flight from Chiang Mai to San Francisco?
Airlines like Korean Air and เดลต้า fly from Chiang Mai to San Francisco in about 24h 15m. The time it takes to get you to your destination can typically vary by up to 13h 58m. The distance from Chiang Mai to San Francisco is about 12390 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What is the cheapest airline to fly from Chiang Mai to San Francisco round-trip?
EVA Air, at ฿26,416, was found to be the cheapest airline from Chiang Mai to San Francisco.. You may be able to fly from Chiang Mai to San Francisco for 22% less than the average price by searching for this airline.
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 holiday 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

Browse thousands of different options on Cheapflights for your next trip

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Fly from Chiang Mai to San Francisco on these airlines

EVA Air flights from Chiang Mai to San Francisco

Top airline flying from Chiang Mai to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
EVA Air	Cheapest฿26,416	Average฿26,714	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights

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How does Cheapflights help users find flights from Chiang Mai to San Francisco?

Deals for Chiang Mai to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from Chiang Mai to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Chiang Mai to San Francisco with no change fees?

Yes, we can. To see specific flights from Chiang Mai to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chiang Mai to San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Chiang Mai today and book when prices fit your budget.

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Cheap flights from Chiang Mai to San Francisco from ฿16,091

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Chiang Mai to San Francisco

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 26 September 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 26 September 2026.

Best flights from Chiang Mai to San FranciscoDiscover carefully curated flight deals from Chiang Mai to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Discover carefully curated flight deals from Chiang Mai to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Chiang Mai to San FranciscoDiscover last-minute flight deals from Chiang Mai to San Francisco. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from Chiang Mai to San Francisco. Data last updated 26 September 2026 and is based on user searches.

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 26 September 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 26 September 2026.

Find flight deals from Chiang Mai to San Francisco

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One-way from

Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to San Francisco that are best for you.

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.

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with EVA Air from Chiang Mai to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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.

Fly from Chiang Mai to San Francisco on these airlines

Choose from the following airlines for your flight from Chiang Mai to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Alternative routes for Chiang Mai to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Chiang Mai to San Francisco by cabin class

Find flights from Chiang Mai to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Chiang Mai and San Francisco flights

Browse other Chiang Mai and San Francisco flight options. Last updated on 26 September 2026.

Other flights from Chiang Mai

Browse through other flights departing from Chiang Mai. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Chiang Mai to San Francisco

Fly with Cheapflights

How does Cheapflights help users find flights from Chiang Mai to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to San Francisco?

Can Cheapflights find flights from Chiang Mai to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Chiang Mai to San Francisco become cheaper?

100% Free

Book With Flexibility

Travel Smart

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 26 September 2026.

Best flights from Chiang Mai to San Francisco
Discover carefully curated flight deals from Chiang Mai to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Chiang Mai to San Francisco
Discover last-minute flight deals from Chiang Mai to San Francisco. Data last updated 26 September 2026 and is based on user searches.

One-way flights from Chiang Mai to San Francisco
Search for one-way flight options from Chiang Mai to San Francisco. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.