San Francisco (SFO) to Chiang Mai (CNX) cheap flight deal from $767 USD in economy class

KEKorean Air

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

CNX

Chiang Mai International Airport

Chiang Mai, Thailand

$1,721 USD

-55%$767 USD

Verified Sep 21, 2025 at 5:32 PM

September 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21$14,793 22$767 23$767 24$767 25$1,245 26$1,598 27$968 28$888 29$1,053 30$1,053 1 2 3 4$1,128 5$773

Limited Availability

15% of dates checked are available within 10% of the lowest price

Saturday, September 27th, 2025

6 round-trip options

Returning

Thu, Oct 2, 2025•5 Day Trip

$2,428 USD

Google Flights

Returning

Fri, Oct 3, 2025•6 Day Trip

$1,273 USD

Google Flights

Returning

Sat, Oct 4, 2025•7 Day Trip

$973 USD

Google Flights

Returning

Sun, Oct 5, 2025•8 Day Trip

$968 USD

Google Flights

Returning

Mon, Oct 6, 2025•9 Day Trip

$968 USD

Google Flights

Returning

Tue, Oct 7, 2025•10 Day Trip

$1,253 USD

Google Flights