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Cheap flights from San Francisco to Chiang Mai from $430

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Chiang Mai departing on 10/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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 - 1:25 pmSFO  San Francisco-CNX Chiang Mai
35h 25m1 stop Shanghai Pu Dong
China Eastern Logo
2:55 pm - 9:05 amCNX  Chiang Mai-SFO San Francisco
32h 10m1 stop Shanghai Pu Dong
$644China Eastern
Sat, Sep 5 - Sun, Sep 13
China Eastern Logo
12:00 pm - 9:15 amSFO  San Francisco-CNX Chiang Mai
55h 15m3 stops Shanghai Pu Dong Fuyang Kunming Changshui
China Eastern Logo
2:55 pm - 9:05 amCNX  Chiang Mai-SFO San Francisco
32h 10m1 stop Shanghai Pu Dong
$645China Eastern
Sat, Sep 5 - Sun, Sep 13
China Eastern Logo
12:00 pm - 9:15 amSFO  San Francisco-CNX Chiang Mai
55h 15m2 stops Shanghai Pu Dong Kunming Changshui
China Eastern Logo
2:55 pm - 9:05 amCNX  Chiang Mai-SFO San Francisco
32h 10m1 stop Shanghai Pu Dong
$645China Eastern
Sat, Sep 5 - Sun, Sep 13
China Airlines Logo
1:05 am - 10:20 amSFO  San Francisco-CNX Chiang Mai
19h 15m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:20 am - 8:30 pmCNX  Chiang Mai-SFO San Francisco
23h 10m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Fri, Aug 28 - Sat, Sep 5
China Airlines Logo
1:05 am - 10:20 amSFO  San Francisco-CNX Chiang Mai
19h 15m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:20 am - 7:55 pmCNX  Chiang Mai-SFO San Francisco
22h 35m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Sun, Sep 13 - Mon, Sep 21
Korean Air Logo
11:40 am - 10:55 pmSFO  San Francisco-CNX Chiang Mai
20h 15m1 stop Incheon Intl
Korean Air Logo
12:15 am - 9:30 amCNX  Chiang Mai-SFO San Francisco
24h 15m1 stop Incheon Intl
$821Korean Air
Wed, Nov 4 - Wed, Nov 11
Korean Air Logo
11:40 am - 10:55 pmSFO  San Francisco-CNX Chiang Mai
20h 15m1 stop Incheon Intl
Korean Air Logo
12:15 am - 9:30 amCNX  Chiang Mai-SFO San Francisco
24h 15m1 stop Incheon Intl
$821Korean Air
Mon, Nov 16 - Sun, Dec 6
EVA Air Logo
1:10 am - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 15m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:50 am - 7:40 pmCNX  Chiang Mai-SFO San Francisco
21h 50m1 stop Taipei City Taiwan Taoyuan Intl
$889EVA Air
Sun, Oct 4 - Mon, Oct 26
EVA Air Logo
1:00 am - 10:25 amSFO  San Francisco-CNX Chiang Mai
19h 25m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
11:35 am - 8:10 pmCNX  Chiang Mai-SFO San Francisco
22h 35m1 stop Taipei City Taiwan Taoyuan Intl
$890EVA Air
Wed, Sep 16 - Tue, Sep 29
Cathay Pacific Logo
12:20 am - 9:45 amSFO  San Francisco-CNX Chiang Mai
19h 25m1 stop Hong Kong Intl
Cathay Pacific Logo
7:25 pm - 10:40 pmCNX  Chiang Mai-SFO San Francisco
17h 15m1 stop Hong Kong Intl
$2,704Cathay Pacific
Thu, Sep 17 - Sat, Sep 19

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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
Sep 5
SFO12:00 pmSan Francisco
35h 25m
1 stop
CNX1:25 pmChiang Mai
Sep 13
CNX2:55 pmChiang Mai
32h 10m
1 stop
SFO9:05 amSan Francisco
$644
China Eastern
Sep 5
SFO12:00 pmSan Francisco
55h 15m
3 stops
CNX9:15 amChiang Mai
Sep 13
CNX2:55 pmChiang Mai
32h 10m
1 stop
SFO9:05 amSan Francisco
$645
China Eastern
Sep 5
SFO12:00 pmSan Francisco
54h 10m
2 stops
CNX8:10 amChiang Mai
Sep 13
CNX10:05 amChiang Mai
37h 00m
3 stops
SFO9:05 amSan Francisco
$646

Delta flights from San Francisco to Chiang Mai

Our best Delta deals on San Francisco to Chiang Mai flight tickets
Delta
Oct 25
SFO6:00 amSan Francisco
26h 55m
2 stops
CNX10:55 pmChiang Mai
Nov 7
CNX12:15 amChiang Mai
36h 35m
2 stops
SFO9:50 pmSan Francisco
$832
Delta
Oct 26
SFO7:27 pmSan Francisco
37h 28m
2 stops
CNX10:55 pmChiang Mai
Nov 8
CNX12:15 amChiang Mai
38h 16m
2 stops
SFO11:31 pmSan Francisco
$837
Delta
Nov 16
SFO11:40 amSan Francisco
20h 15m
1 stop
CNX10:55 pmChiang Mai
Mar 6
CNX12:15 amChiang Mai
24h 15m
1 stop
SFO9:30 amSan Francisco
$867

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 11, 2026.
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

Sat 9/5

12:00 pm-1:25 pm

1 stop35h 25m

Chiang Mai

Sun 9/13

2:55 pm-9:05 am

1 stop32h 10m

$644

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sat 9/5

12:00 pm-9:15 am

3 stops55h 15m

Chiang Mai

Sun 9/13

2:55 pm-9:05 am

1 stop32h 10m

$645

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sat 9/5

12:00 pm-9:15 am

2 stops55h 15m

Chiang Mai

Sun 9/13

2:55 pm-9:05 am

1 stop32h 10m

$645

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Fri 8/28

1:05 am-10:20 am

1 stop19h 15m

Chiang Mai

Sat 9/5

11:20 am-8:30 pm

1 stop23h 10m

$819

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sun 9/13

1:05 am-10:20 am

1 stop19h 15m

Chiang Mai

Mon 9/21

11:20 am-7:55 pm

1 stop22h 35m

$819

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Wed 11/4

11:40 am-10:55 pm

1 stop20h 15m

Chiang Mai

Wed 11/11

12:15 am-9:30 am

1 stop24h 15m

$821

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Mon 11/16

11:40 am-10:55 pm

1 stop20h 15m

Chiang Mai

Sun 12/6

12:15 am-9:30 am

1 stop24h 15m

$821

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Sun 10/4

1:10 am-10:25 am

1 stop19h 15m

Chiang Mai

Mon 10/26

11:50 am-7:40 pm

1 stop21h 50m

$889

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Wed 9/16

1:00 am-10:25 am

1 stop19h 25m

Chiang Mai

Tue 9/29

11:35 am-8:10 pm

1 stop22h 35m

$890
Quickest round-trip

San FranciscoChiang Mai

SFO San Francisco - CNX Chiang Mai

SFOCNX

San Francisco

Thu 9/17

12:20 am-9:45 am

1 stop19h 25m

Chiang Mai

Sat 9/19

7:25 pm-10:40 pm

1 stop17h 15m

$2,704

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 $1,143 to $1,189.
The lowest price recently found on this route was $683.

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 $1,089 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 $776 on momondo.

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

You could potentially save up to 49% 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 August 2026, prices for San Francisco to Chiang Mai flights are approximately 3% more expensive 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

Fastest flight time

19h 45m

Direct flights

None
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
1,221 reviews
Search Korean Air flights
China AirlinesPriceFrom $682Free CancellationRating
8.3
841 reviews
Search China Airlines flights
Cathay PacificPriceFrom $795Free CancellationRating
7.5
1,445 reviews
Search Cathay Pacific flights
EVA AirPriceFrom $809Free CancellationRating
8.5
1,515 reviews
Search EVA Air 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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