SFOChiang Mai, Thailand

Flights from SFO to Chiang Mai

Compare airlines and fares on SFOCNX. Find cheap flights, flexible dates, and instant booking.

Best price guarantee
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Multiple airlines compared
12,399 kmdistance
~15h 15mflight time
from $600one-way
Ultra long-haulroute

Search Flights: SFO (SFO) → Chiang Mai (CNX)

Route snapshot: SFO to Chiang Mai

SFO to Chiang Mai is a 15h 15m air corridor covering roughly 12,399 km and typically searched by travelers comparing direct and one-stop options.

Use this page to benchmark fares, check which airlines commonly serve the corridor, and move into airport, visa, and destination planning before you book.

Why travelers watch this route

Route economics

SFOCNX sits in the Ultra long-haul fare band, with economy prices often starting around $600 when booked at the right time.

Seasonality

Chiang Mai demand usually strengthens around November – February, which can push fares higher on this corridor.

Airline competition

This corridor is usually compared across 5 common airline options, which is why checking both the route page and the live fare search can uncover better timing and booking opportunities.

Airlines flying SFO to Chiang Mai

These carriers commonly operate the SFOCNX route or connect via regional hubs.

Singapore AirlinesJapan AirlinesKorean AirCathay PacificMalaysia Airlines

Best time to fly to Chiang Mai

Based on weather and travel conditions in Thailand

Jan
Feb
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Nov
Dec
Best monthsGoodAvoid if possible

The cool, dry season (November–February) is ideal — sunny skies, low humidity, and comfortable temperatures around 25–30°C. The monsoon (May–October) brings heavy rain especially in the south.

Peak season: November – February

Direct & Connecting Flights

Multiple airlines operate between SFO (SFO) and Chiang Mai (CNX). Compare direct and connecting options to find the best price. Direct flights take approximately 15h 15m.

Fares & Price Guide

Economy fares on SFOCNX typically range from $600 to $1600 USD one-way. Book 6–10 weeks ahead for the best prices, or set a fare alert to catch price drops automatically.

About Chiang Mai, Thailand

Chiang Mai is a popular destination for AirConnect travellers. Best visited during November – February. Browse our destination guide for hotels, visa requirements, and travel tips.

Plan this route beyond the fare

Use the wider AirConnect network to move from a route check into airports, airlines, visa, and trip planning.

Explore related route clusters

These hubs help search engines and travelers understand where this corridor sits in the wider route graph.

Deals on SFO → Chiang Mai

Limited-time offers — grab them before they're gone

Frequently asked questions — SFO to Chiang Mai flights

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