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Cheap flights from San Francisco to Chiang Mai from $309

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 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
11:40 am - 10:55 pm
SFO
-
CNX
20h 15m
1 stop
Korean Air Logo
12:15 am - 10:30 am
CNX
-
SFO
24h 15m
1 stop
$637Korean Air
jue., mar. 5 - mar., mar. 10
China Eastern Logo
1:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
3:35 pm - 10:00 am
CNX
-
SFO
32h 25m
1 stop
$666China Eastern
jue., mar. 12 - vie., mar. 20
China Eastern Logo
1:00 pm - 9:05 am
SFO
-
CNX
54h 05m
3 stops
China Eastern Logo
3:35 pm - 10:00 am
CNX
-
SFO
32h 25m
1 stop
$667China Eastern
jue., mar. 12 - vie., mar. 20
China Eastern Logo
1:00 pm - 3:25 pm
SFO
-
CNX
36h 25m
2 stops
China Eastern Logo
4:25 pm - 10:00 am
CNX
-
SFO
31h 35m
3 stops
$669China Eastern
jue., mar. 12 - vie., mar. 20
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
3:35 pm - 10:00 am
CNX
-
SFO
32h 25m
1 stop
$688China Eastern
jue., mar. 5 - vie., mar. 13
Cathay Pacific Logo
11:25 am - 9:50 am
SFO
-
CNX
31h 25m
1 stop
Cathay Pacific Logo
10:35 am - 10:15 pm
CNX
-
SFO
25h 40m
1 stop
$695Cathay Pacific
jue., mar. 5 - lun., mar. 23
China Eastern Logo
12:00 pm - 9:05 am
SFO
-
CNX
30h 05m
2 stops
China Eastern Logo
3:35 pm - 10:00 am
CNX
-
SFO
32h 25m
1 stop
$714China Eastern
jue., mar. 5 - dom., mar. 15
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
3:35 pm - 10:00 am
CNX
-
SFO
32h 25m
1 stop
$715China Eastern
jue., mar. 5 - dom., mar. 15
China Eastern Logo
12:00 pm - 3:25 pm
SFO
-
CNX
36h 25m
2 stops
China Eastern Logo
4:25 pm - 10:00 am
CNX
-
SFO
55h 35m
2 stops
$716China Eastern
jue., mar. 5 - sáb., mar. 14
China Airlines Logo
1:05 am - 10:20 am
SFO
-
CNX
19h 15m
1 stop
China Airlines Logo
11:20 am - 7:55 pm
CNX
-
SFO
22h 35m
1 stop
$717China Airlines
mié., may. 6 - jue., may. 14

China Eastern flights from San Francisco to Chiang Mai

Our best China Eastern deals on San Francisco to Chiang Mai flight tickets
China Eastern
Mar 12
SFO1:00 pmSan Francisco
35h 20m
1 stop
CNX2:20 pmChiang Mai
Mar 20
CNX3:35 pmChiang Mai
32h 25m
1 stop
SFO10:00 amSan Francisco
$666
China Eastern
Mar 12
SFO1:00 pmSan Francisco
54h 05m
3 stops
CNX9:05 amChiang Mai
Mar 20
CNX3:35 pmChiang Mai
32h 25m
1 stop
SFO10:00 amSan Francisco
$667
China Eastern
Mar 12
SFO1:00 pmSan Francisco
36h 25m
2 stops
CNX3:25 pmChiang Mai
Mar 20
CNX4:25 pmChiang Mai
31h 35m
3 stops
SFO10:00 amSan Francisco
$669

Cathay Pacific flights from San Francisco to Chiang Mai

Our best Cathay Pacific deals on San Francisco to Chiang Mai flight tickets
Cathay Pacific
Mar 5
SFO11:25 amSan Francisco
31h 25m
1 stop
CNX9:50 amChiang Mai
Mar 23
CNX10:35 amChiang Mai
25h 40m
1 stop
SFO10:15 pmSan Francisco
$695
Cathay Pacific
May 5
SFO1:00 pmSan Francisco
39h 40m
1 stop
CNX6:40 pmChiang Mai
May 14
CNX7:25 pmChiang Mai
17h 15m
1 stop
SFO10:40 pmSan Francisco
$748
Cathay Pacific
Mar 5
SFO9:45 pmSan Francisco
21h 05m
1 stop
CNX9:50 amChiang Mai
Mar 14
CNX7:40 pmChiang Mai
16h 35m
1 stop
SFO10:15 pmSan Francisco
$771

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 febrero 19, 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

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

11:40 am-10:55 pm

1 stop20h 15m

Chiang Mai

mar. 3/10

12:15 am-10:30 am

1 stop24h 15m

$637

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/12

1:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

vie. 3/20

3:35 pm-10:00 am

1 stop32h 25m

$666

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/12

1:00 pm-9:05 am

3 stops54h 05m

Chiang Mai

vie. 3/20

3:35 pm-10:00 am

1 stop32h 25m

$667

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/12

1:00 pm-3:25 pm

2 stops36h 25m

Chiang Mai

vie. 3/20

4:25 pm-10:00 am

3 stops31h 35m

$669

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

vie. 3/13

3:35 pm-10:00 am

1 stop32h 25m

$688

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

11:25 am-9:50 am

1 stop31h 25m

Chiang Mai

lun. 3/23

10:35 am-10:15 pm

1 stop25h 40m

$695

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

12:00 pm-9:05 am

2 stops30h 05m

Chiang Mai

dom. 3/15

3:35 pm-10:00 am

1 stop32h 25m

$714

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

dom. 3/15

3:35 pm-10:00 am

1 stop32h 25m

$715

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

jue. 3/5

12:00 pm-3:25 pm

2 stops36h 25m

Chiang Mai

sáb. 3/14

4:25 pm-10:00 am

2 stops55h 35m

$716

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

mié. 5/6

1:05 am-10:20 am

1 stop19h 15m

Chiang Mai

jue. 5/14

11:20 am-7:55 pm

1 stop22h 35m

$717

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 cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in September, then you should wait until April to fly from San Francisco, when ticket prices are also cheap, with an average price of $822.

How far in advance should I book a flight 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 $1,030 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 $738 on momondo.

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

You could potentially save up to 37% 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 February 2026, prices for San Francisco to Chiang Mai flights are approximately 8% 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

Fastest flight time

29h 38m

Direct flights

None
The fastest flight from San Francisco to Chiang Mai takes 29h 38m
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

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

    A flight from San Francisco to Chiang Mai will travel around 7687.3 mi. Typically, this will take 29h 38m 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 $658Free CancellationRating
8.4
1,194 reviews
Search Korean Air flights
China AirlinesPriceFrom $688Free CancellationRating
8.3
804 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $691Free CancellationRating
8.1
504 reviews
Search Asiana Airlines flights
STARLUX AirlinesPriceFrom $766Free CancellationRating
8.9
274 reviews
Search STARLUX Airlines flights
Singapore AirlinesPriceFrom $777Free CancellationRating
8.2
1,463 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $795Free CancellationRating
7.6
1,171 reviews
Search Cathay Pacific flights
EVA AirPriceFrom $813Free CancellationRating
8.4
1,357 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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