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Cheap flights from San Francisco to Chiang Mai from $472

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 9/20. 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
0 bags

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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.
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
2 stops
$716China Eastern
Mon, Nov 2 - Tue, Nov 17
China Eastern Logo
12:00 pm - 3:25 pm
SFO
-
CNX
36h 25m
2 stops
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
3 stops
$718China Eastern
Mon, Nov 2 - Tue, Nov 17
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
2 stops
$764China Eastern
Mon, Nov 9 - Sat, Dec 5
China Eastern Logo
12:00 pm - 9:05 am
SFO
-
CNX
30h 05m
2 stops
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
3 stops
$766China Eastern
Mon, Nov 9 - Sat, Dec 5
China Eastern Logo
12:00 pm - 9:05 am
SFO
-
CNX
54h 05m
3 stops
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
3 stops
$771China Eastern
Mon, Nov 2 - Tue, Nov 17
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
10:05 am - 9:00 am
CNX
-
SFO
61h 55m
2 stops
$796China Eastern
Mon, Nov 16 - Tue, Dec 1
China Eastern Logo
7:00 am - 2:20 pm
SFO
-
CNX
40h 20m
2 stops
China Eastern Logo
3:35 pm - 5:49 pm
CNX
-
SFO
41h 14m
2 stops
$805China Eastern
Tue, Nov 17 - Tue, Dec 1
China Eastern Logo
12:00 pm - 2:20 pm
SFO
-
CNX
35h 20m
1 stop
China Eastern Logo
3:35 pm - 9:00 am
CNX
-
SFO
32h 25m
1 stop
$806China Eastern
Mon, Nov 16 - Wed, Dec 2
China Eastern Logo
12:00 pm - 3:25 pm
SFO
-
CNX
36h 25m
2 stops
China Eastern Logo
3:35 pm - 9:00 am
CNX
-
SFO
32h 25m
1 stop
$814China Eastern
Mon, Nov 16 - Wed, Dec 2
China Eastern Logo
12:00 pm - 9:05 am
SFO
-
CNX
30h 05m
2 stops
China Eastern Logo
4:25 pm - 9:00 am
CNX
-
SFO
55h 35m
3 stops
$821China Eastern
Mon, Nov 16 - Tue, Dec 1

Cathay Pacific flights from San Francisco to Chiang Mai

Our best Cathay Pacific deals on San Francisco to Chiang Mai flight tickets
Cathay Pacific
Sep 1
SFO1:20 amSan Francisco
27h 20m
1 stop
CNX6:40 pmChiang Mai
Dec 1
CNX7:40 pmChiang Mai
16h 35m
1 stop
SFO9:15 pmSan Francisco
$918
Cathay Pacific
Aug 24
SFO2:00 pmSan Francisco
38h 40m
1 stop
CNX6:40 pmChiang Mai
Nov 23
CNX10:35 amChiang Mai
25h 40m
1 stop
SFO9:15 pmSan Francisco
$921
Cathay Pacific
Sep 1
SFO1:20 amSan Francisco
27h 20m
1 stop
CNX6:40 pmChiang Mai
Dec 1
CNX7:40 pmChiang Mai
16h 35m
1 stop
SFO9:15 pmSan Francisco
$980

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 2
SFO12:00 pmSan Francisco
35h 20m
1 stop
CNX2:20 pmChiang Mai
Nov 17
CNX4:25 pmChiang Mai
55h 35m
2 stops
SFO9:00 amSan Francisco
$716
China Eastern
Nov 2
SFO12:00 pmSan Francisco
36h 25m
2 stops
CNX3:25 pmChiang Mai
Nov 17
CNX4:25 pmChiang Mai
55h 35m
3 stops
SFO9:00 amSan Francisco
$718
China Eastern
Nov 9
SFO12:00 pmSan Francisco
35h 20m
1 stop
CNX2:20 pmChiang Mai
Dec 5
CNX4:25 pmChiang Mai
55h 35m
2 stops
SFO9:00 amSan Francisco
$764

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 May 26, 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 - CNX

SFOCNX

San Francisco

Mon 11/2

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Tue 11/17

4:25 pm-9:00 am

2 stops55h 35m

$716

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/2

12:00 pm-3:25 pm

2 stops36h 25m

Chiang Mai

Tue 11/17

4:25 pm-9:00 am

3 stops55h 35m

$718

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/9

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Sat 12/5

4:25 pm-9:00 am

2 stops55h 35m

$764

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/9

12:00 pm-9:05 am

2 stops30h 05m

Chiang Mai

Sat 12/5

4:25 pm-9:00 am

3 stops55h 35m

$766

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/2

12:00 pm-9:05 am

3 stops54h 05m

Chiang Mai

Tue 11/17

4:25 pm-9:00 am

3 stops55h 35m

$771

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/16

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Tue 12/1

10:05 am-9:00 am

2 stops61h 55m

$796

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Tue 11/17

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

Tue 12/1

3:35 pm-5:49 pm

2 stops41h 14m

$805
Quickest round-trip

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/16

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Wed 12/2

3:35 pm-9:00 am

1 stop32h 25m

$806

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/16

12:00 pm-3:25 pm

2 stops36h 25m

Chiang Mai

Wed 12/2

3:35 pm-9:00 am

1 stop32h 25m

$814

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 11/16

12:00 pm-9:05 am

2 stops30h 05m

Chiang Mai

Tue 12/1

4:25 pm-9:00 am

3 stops55h 35m

$821

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?

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 $756.

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 $1,028 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 $741 on momondo.

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

You could potentially save up to 56% 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 May 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

Fastest flight time

25h 00m

Direct flights

None
The fastest flight from San Francisco to Chiang Mai takes 25h 00m
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 25h 00m 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 $637Free CancellationRating
8.4
1,217 reviews
Search Korean Air flights
China AirlinesPriceFrom $682Free CancellationRating
8.3
826 reviews
Search China Airlines flights
STARLUX AirlinesPriceFrom $756Free CancellationRating
8.9
326 reviews
Search STARLUX Airlines flights
Cathay PacificPriceFrom $795Free CancellationRating
7.6
1,344 reviews
Search Cathay Pacific flights
EVA AirPriceFrom $800Free CancellationRating
8.5
1,459 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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