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Cheap flights from San Francisco to Chiang Mai from $343

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
12:00 pm - 2:20 pmSFO  San Francisco-CNX Chiang Mai
35h 20m1 stop Shanghai Pu Dong
China Eastern Logo
3:35 pm - 9:00 amCNX  Chiang Mai-SFO San Francisco
32h 25m1 stop Shanghai Pu Dong
$756China Eastern
Thu, Nov 12 - Sun, Nov 22
China Eastern Logo
12:00 pm - 2:20 pmSFO  San Francisco-CNX Chiang Mai
35h 20m1 stop Shanghai Pu Dong
China Eastern Logo
3:35 pm - 9:00 amCNX  Chiang Mai-SFO San Francisco
32h 25m1 stop Shanghai Pu Dong
$756China Eastern
Sat, Nov 14 - Sun, Nov 22
Korean Air Logo
12:45 pm - 10:45 pmSFO  San Francisco-CNX Chiang Mai
20h 00m1 stop Incheon Intl
Korean Air Logo
12:20 am - 9:35 amCNX  Chiang Mai-SFO San Francisco
24h 15m1 stop Incheon Intl
$783Korean Air
Thu, Oct 29 - Tue, Nov 3
Korean Air Logo
11:45 am - 10:45 pmSFO  San Francisco-CNX Chiang Mai
20h 00m1 stop Incheon Intl
Korean Air Logo
12:20 am - 9:35 amCNX  Chiang Mai-SFO San Francisco
24h 15m1 stop Incheon Intl
$793Korean Air
Sun, Nov 8 - Sat, Nov 14
Cathay Pacific Logo
11:25 am - 6:55 pmSFO  San Francisco-CNX Chiang Mai
40h 30m1 stop Hong Kong Intl
Cathay Pacific Logo
7:40 pm - 9:15 pmCNX  Chiang Mai-SFO San Francisco
16h 35m1 stop Hong Kong Intl
$831Cathay Pacific
Mon, Jan 18 - Wed, Jan 27
China Airlines Logo
11:40 pm - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:25 am - 7:45 pmCNX  Chiang Mai-SFO San Francisco
22h 20m1 stop Taipei City Taiwan Taoyuan Intl
$837China Airlines
Sun, Feb 7 - Wed, Mar 24
Cathay Pacific Logo
1:00 pm - 9:45 amSFO  San Francisco-CNX Chiang Mai
30h 45m1 stop Hong Kong Intl
Cathay Pacific Logo
10:35 am - 9:55 pmCNX  Chiang Mai-SFO San Francisco
25h 20m1 stop Hong Kong Intl
$840Cathay Pacific
Sun, Oct 18 - Sat, Oct 31
China Airlines Logo
11:40 pm - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:25 am - 6:45 pmCNX  Chiang Mai-SFO San Francisco
22h 20m1 stop Taipei City Taiwan Taoyuan Intl
$847China Airlines
Mon, Feb 8 - Mon, Feb 22
EVA Air Logo
12:45 am - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 40m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:35 am - 8:00 pmCNX  Chiang Mai-SFO San Francisco
22h 25m1 stop Taipei City Taiwan Taoyuan Intl
$871EVA Air
Mon, Oct 12 - Tue, Oct 20
EVA Air Logo
12:45 am - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 40m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:35 am - 8:00 pmCNX  Chiang Mai-SFO San Francisco
22h 25m1 stop Taipei City Taiwan Taoyuan Intl
$872EVA Air
Mon, Oct 12 - Tue, Oct 20

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China Eastern flights from San Francisco to Chiang Mai

Our best China Eastern deals on San Francisco to Chiang Mai flight tickets
China Eastern
Nov 12
SFO12:00 pmSan Francisco
35h 20m
1 stop
CNX2:20 pmChiang Mai
Nov 22
CNX3:35 pmChiang Mai
32h 25m
1 stop
SFO9:00 amSan Francisco
$756
China Eastern
Oct 3
SFO12:00 pmSan Francisco
31h 15m
3 stops
CNX9:15 amChiang Mai
Oct 17
CNX4:10 pmChiang Mai
54h 55m
2 stops
SFO9:05 amSan Francisco
$757
China Eastern
Oct 22
SFO12:00 pmSan Francisco
31h 15m
2 stops
CNX9:15 amChiang Mai
Nov 15
CNX3:35 pmChiang Mai
32h 25m
1 stop
SFO9:00 amSan Francisco
$805

Korean Air flights from San Francisco to Chiang Mai

Our best Korean Air deals on San Francisco to Chiang Mai flight tickets
Korean Air
Oct 29
SFO12:45 pmSan Francisco
20h 00m
1 stop
CNX10:45 pmChiang Mai
Nov 3
CNX12:20 amChiang Mai
24h 15m
1 stop
SFO9:35 amSan Francisco
$783
Korean Air
Nov 8
SFO11:45 amSan Francisco
20h 00m
1 stop
CNX10:45 pmChiang Mai
Nov 14
CNX12:20 amChiang Mai
24h 15m
1 stop
SFO9:35 amSan Francisco
$793
Korean Air
Nov 9
SFO11:45 amSan Francisco
20h 00m
1 stop
CNX10:45 pmChiang Mai
Feb 28
CNX12:20 amChiang Mai
24h 15m
1 stop
SFO9:35 amSan Francisco
$810

momondo Fare Finder

 
Use the filters below to find and compare flights from San Francisco to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Thu 11/12

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Sun 11/22

3:35 pm-9:00 am

1 stop32h 25m

$756

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sat 11/14

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Sun 11/22

3:35 pm-9:00 am

1 stop32h 25m

$756

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Thu 10/29

12:45 pm-10:45 pm

1 stop20h 00m

Chiang Mai

Tue 11/3

12:20 am-9:35 am

1 stop24h 15m

$783

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sun 11/8

11:45 am-10:45 pm

1 stop20h 00m

Chiang Mai

Sat 11/14

12:20 am-9:35 am

1 stop24h 15m

$793

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Mon 1/18

11:25 am-6:55 pm

1 stop40h 30m

Chiang Mai

Wed 1/27

7:40 pm-9:15 pm

1 stop16h 35m

$831
Quickest round-trip

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sun 2/7

11:40 pm-10:25 am

1 stop19h 45m

Chiang Mai

Wed 3/24

11:25 am-7:45 pm

1 stop22h 20m

$837

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sun 10/18

1:00 pm-9:45 am

1 stop30h 45m

Chiang Mai

Sat 10/31

10:35 am-9:55 pm

1 stop25h 20m

$840

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Mon 2/8

11:40 pm-10:25 am

1 stop19h 45m

Chiang Mai

Mon 2/22

11:25 am-6:45 pm

1 stop22h 20m

$847

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Mon 10/12

12:45 am-10:25 am

1 stop19h 40m

Chiang Mai

Tue 10/20

11:35 am-8:00 pm

1 stop22h 25m

$871

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Mon 10/12

12:45 am-10:25 am

1 stop19h 40m

Chiang Mai

Tue 10/20

11:35 am-8:00 pm

1 stop22h 25m

$872

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Mai from

How to get the cheapest flight ticket from San Francisco to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Francisco and Chiang Mai?

Prices are currently low for flights on this route.

Typical prices usually range from $912 to $1,122.
The lowest price recently found on this route was $756.

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in March, then you should wait until April to fly from San Francisco, when ticket prices are also cheap, with an average price of $746.

How far in advance should I book a flight from San Francisco to Chiang Mai?

You are more likely to see cheaper flights to Chiang Mai from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around $1,075 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from San Francisco for as low as $754 on momondo.

Can stopping save me money on San Francisco to Chiang Mai flights?

You could potentially save up to 44% on your flight if you consider stops on a San Francisco to Chiang Mai flight.

How have San Francisco to Chiang Mai flight prices changed over time?

As of September 2026, prices for San Francisco to Chiang Mai flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Chiang Mai (SFO to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Chiang Mai

Best Price Found

$343

Fastest flight time

19h 45m

Direct flights

None
The best one-way flight to Chiang Mai from San Francisco in the past 72 hours is $343. The best round-trip flight deal from San Francisco to Chiang Mai found on momondo in the last 72 hours is $756.
The fastest flight from San Francisco to Chiang Mai takes 19h 45m
There are no direct flights from San Francisco to Chiang Mai. There are no popular flight routes from San Francisco to Chiang Mai.
Search flight deals

Frequently asked questions about flying from San Francisco to Chiang Mai

  • How far is San Francisco to Chiang Mai by plane?

    A flight from San Francisco to Chiang Mai will travel around 7688.2 mi. Typically, this will take 19h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from San Francisco Airport to Chiang Mai Airport?

    Prices for flights from San Francisco Airport to Chiang Mai Airport are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Chiang Mai Airport?

  • How old do you have to be to fly from San Francisco Airport to Chiang Mai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Chiang Mai Airport.

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The travel and health documents required for your trip to Chiang Mai Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chiang Mai Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Chiang Mai?

Best airlines flying from San Francisco to Chiang Mai

Compare and see reviews for airlines that fly from San Francisco to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $636Free CancellationRating
8.4
1,218 reviews
Search Korean Air flights
China AirlinesPriceFrom $682Free CancellationRating
8.3
847 reviews
Search China Airlines flights
STARLUX AirlinesPriceFrom $756Free CancellationRating
8.7
387 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $809Free CancellationRating
8.5
1,535 reviews
Search EVA Air flights
Cathay PacificPriceFrom $837Free CancellationRating
7.6
1,497 reviews
Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Chiang Mai?

Finding the right flight to Chiang Mai from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.

Can I find flights from San Francisco to Chiang Mai with flexible booking policies on momondo?

All flight searches from San Francisco to Chiang Mai on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Chiang Mai?

Once you have performed a search for San Francisco to Chiang Mai flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Francisco to Chiang Mai right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chiang Mai from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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