CNX - SFO

฿16,002 Find Cheap Flights from Chiang Mai to San Francisco – Compare and Save

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Everything you should know

Cheapest return flight
฿27,351
Typical prices: ฿26,401-฿34,053
STARLUX Airlines
Sat 24/11Sat 29/12
CNX - SFO • 1 stop
Cheapest one-way flight
฿16,002
Typical prices: ฿16,102-฿26,190
China Airlines
Tue 4/12
CNX - SFO • 1 stop
Direct flights
Not available
There are currently no direct flights between Chiang Mai and San Francisco. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 12% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Taipei City Taiwan Taoyuan Intl (TPE)
Cheapest • Avg ฿31,183 (return)
Hong Kong Intl (HKG)
Shortest trip • 18h 17m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Chiang Mai to San Francisco

Tue 24 Nov - Tue 29 Dec
STARLUX Airlines Logo
17:00 - 19:10CNX  Chiang Mai-SFO San Francisco
17h 10m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿27,351STARLUX Airlines
Tue 24 Nov - Tue 29 Dec
STARLUX Airlines Logo
17:00 - 19:10CNX  Chiang Mai-SFO San Francisco
17h 10m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿27,417STARLUX Airlines
Sun 20 Dec - Sun 10 Jan
STARLUX Airlines Logo
17:00 - 19:10CNX  Chiang Mai-SFO San Francisco
17h 10m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿27,417STARLUX Airlines
Mon 2 Nov - Tue 24 Nov
EVA Air Logo
11:50 - 15:00CNX  Chiang Mai-SFO San Francisco
18h 10m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
23:50 - 10:35SFO  San Francisco-CNX Chiang Mai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
฿29,562EVA Air
Mon 2 Nov - Tue 24 Nov
Multiple Airlines Logo
10:10 - 19:10CNX  Chiang Mai-SFO San Francisco
24h 00m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿30,452Multiple Airlines
Sun 20 Dec - Sun 10 Jan
Multiple Airlines Logo
10:10 - 19:10CNX  Chiang Mai-SFO San Francisco
24h 00m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿30,452Multiple Airlines
Fri 23 Oct - Thu 29 Oct
Multiple Airlines Logo
10:10 - 20:30CNX  Chiang Mai-SFO San Francisco
24h 20m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
00:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿30,452Multiple Airlines
Tue 24 Nov - Tue 29 Dec
Multiple Airlines Logo
09:05 - 19:10CNX  Chiang Mai-SFO San Francisco
25h 05m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
23:10 - 16:00SFO  San Francisco-CNX Chiang Mai
25h 50m1 stop Taipei City Taiwan Taoyuan Intl
฿30,551Multiple Airlines
Thu 10 Dec - Sat 26 Dec
เดลต้า Logo
00:20 - 09:35CNX  Chiang Mai-SFO San Francisco
24h 15m1 stop Incheon Intl
เดลต้า Logo
18:59 - 22:45SFO  San Francisco-CNX Chiang Mai
36h 46m2 stops Los Angeles Incheon Intl
฿30,782เดลต้า
Sat 24 Oct - Sat 31 Oct
EVA Air Logo
11:35 - 06:40CNX  Chiang Mai-SFO San Francisco
33h 05m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
12:20 - 10:35SFO  San Francisco-CNX Chiang Mai
32h 15m1 stop Taipei City Taiwan Taoyuan Intl
฿31,178EVA Air
Booking Insights

Price, demand, and travel trends for Chiang Mai to San Francisco flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Chiang Mai to San Francisco with more confidence.

How much is a return flight from Chiang Mai to San Francisco?

Return flights from Chiang Mai to San Francisco start at ฿27,351. Prices are typical for this route right now, with typical return fares ranging from ฿26,401 to ฿34,053. The lowest price found in the past 5 days was ฿27,351 on STARLUX Airlines.

What's the cheapest day of the week to fly from Chiang Mai to San Francisco?

Wednesday is the cheapest day of the week to fly from Chiang Mai to San Francisco and is 12% cheaper than the average day. Sunday is the most expensive day with flight prices 45% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Chiang Mai to San Francisco?

  • October is the cheapest month to fly from Chiang Mai to San Francisco at ฿25,668 return.
  • March (฿42,660) and April (฿42,330) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 66% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Chiang Mai to San Francisco flights

Low season

March

Cheapest flight

฿16,002
Best time to beat the crowds but there is an average 46% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flights from Chiang Mai to San Francisco

When to book flights from Chiang Mai to San Francisco

Are your dates flexible? Find out the best times to travel from Chiang Mai to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Chiang Mai to San Francisco flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Chiang Mai to San Francisco?

    Flights from Chiang Mai to San Francisco usually depart from Chiang Mai (CNX) and arrive at San Francisco (SFO).

  • Which cabin classes can I book on flights from Chiang Mai to San Francisco?

    Three cabin classes are available on flights from Chiang Mai to San Francisco:

    • Economy class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Chiang Mai to San Francisco pass through?

    Connecting flights from Chiang Mai to San Francisco most commonly pass through:

    • Taipei City Taiwan Taoyuan Intl (TPE) – 95% of one-stop connections
    • Hong Kong Intl (HKG) – 5% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Chiang Mai to San Francisco?

    Yes. Being flexible with your travel dates can save you up to 40% on the Chiang Mai to San Francisco route. Wednesday is the cheapest departure day at ฿25,668 return on average, while Sunday is the most expensive at ฿42,330, a difference of ฿16,661. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Chiang Mai to San Francisco?

    A direct flight from Chiang Mai to San Francisco takes 0h 00m, covering 19,941 km.

  • Do I need a passport to fly from Chiang Mai to San Francisco?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Chiang Mai to San Francisco changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿27,351 to ฿173,324. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Chiang Mai to San Francisco looking right now?

    One-way fares from Chiang Mai to San Francisco are currently higher than usual. Average one-way flight prices are about ฿20,347, which is 7% above the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Chiang Mai to San Francisco?

    Flying via Hong Kong Intl (HKG) gives the shortest average 1-stop total travel time of 18h 17m, compared to 19h 53m via Taipei City Taiwan Taoyuan Intl (TPE).

  • What is the time difference between Chiang Mai and San Francisco?

    San Francisco is 14 hours behind Chiang Mai (Pacific Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at San Francisco Airport (SFO)?

    San Francisco Airport (SFO) hosts 5 major car hire companies, with daily rates starting from around ฿504 for economy cars. Top options include:
    • Thrifty
    • Europcar
    • Dollar
    • Hertz
    • Fox

  • How much should I expect to pay for a Chiang Mai to San Francisco flight?

    Return flights from Chiang Mai to San Francisco range from ฿26,401 to ฿34,053, with an average of ฿29,137 over the past 12 months. Anything below ฿26,401 counts as a good deal.

Your guide to booking Chiang Mai to San Francisco flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average ฿25,668 – about ฿16,661 less than Sunday (39% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chiang Mai to San Francisco trip for October. Fares historically average ฿25,668 return in that month – typically ฿16,991 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Chiang Mai to San Francisco

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