£279 Cheap Flights from San Francisco (SFO) to Chiang Mai (CNX)

Popular airlines from San Francisco International Airport (SFO) to Chiang Mai Intl. Airport (CNX)

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Cheap Flights from San Francisco (SFO) to Chiang Mai (CNX)

Prices were available within the past 7 days and start at £279 for one-way flights and £520 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Asiana Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
China Airlines
Singapore Airlines
Korean Air
EVA Airways
Cathay Pacific

Find the cheapest month to fly from San Francisco (SFO) to Chiang Mai (CNX)

September is typically the cheapest month to fly

From £517 - £747 per traveller.

Graph displaying average flight prices per month

Flight from San Francisco to Chiang Mai route information
Origin airport
San Francisco Intl.
Destination airport
Chiang Mai Intl.
Airlines serving
Air China, Cathay Pacific, China Eastern Airlines, EVA Airways, Emirates, Korean Air, Qatar Airways
Return price
£520
Distance
12326 km

Compare flights from San Francisco to Chiang Mai easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Chiang Mai. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Chiang Mai Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Chiang Mai Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to Chiang Mai Intl. (CNX)

The easiest way to view the best deals on flights from San Francisco to Chiang Mai today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to Chiang Mai Intl. start at just £520 and range up to £697.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Chiang Mai
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Chiang Mai flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Chiang Mai Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from SFO to CNX?
The lowest price advertised for a round-trip journey from SFO to Chiang Mai Intl. Airport (CNX) is £520. But you better act soon. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SFO to Chiang Mai Airport?
The majority of flights can be conveniently cancelled online, but whether or not you incur a fee varies between airlines. If you do have to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from San Francisco Airport to Chiang Mai Intl. Airport (CNX) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Airport to Chiang Mai Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to Chiang Mai Airport?
With around 12,400 kilometres separating San Francisco Intl. Airport (SFO) and CNX, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Simple things like warm clothing and a good travel pillow should be in your hand luggage.
Which airlines fly direct from SFO to CNX?
At present, no airlines offer flights directly from San Francisco Airport to Chiang Mai Airport. You'll have to book a flight with at least one stop. To score the best connections and price, lock in your fare well in advance.
Are SFO to Chiang Mai Intl. Airport (CNX) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute deals between SFO and Chiang Mai Airport are of course possible, it also makes sense to keep an eye on prices well before you fly. In fact, some air carriers release their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to secure your seat when prices drop.

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