£345 Cheap Flights from San Francisco (SFO) to Chiang Mai (CNX)

The lowest price advertised for a round-trip journey from SFO to Chiang Mai Intl. Airport (CNX) is £687. 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.

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.

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.

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.

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.

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.