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

Round-trip journeys from Chiang Mai Intl. Airport (CNX) to San Francisco Airport start from . This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.

This differs between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find easy-to-follow instructions on how to cancel online.

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 CNX to SFO flights, you'll see a "no change fees" filter for you to select.

You'll have 12,400 kilometres to cover on the long-haul Chiang Mai to San Francisco route. Dress in comfy clothes and consider taking some noise-cancelling headphones and a sleep mask.

At present, no airlines offer flights directly from Chiang Mai Airport to SFO. You'll need to book a flight with at least one stop. To score the best price and connections, lock in your airfare ahead of time.

Flight prices are always on the move, so it's no sure thing. While last-minute flight deals between Chiang Mai Intl. Airport (CNX) and San Francisco Airport are possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers advertise their prices up to a year ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to secure your seat when the fares dip.