Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Francisco to Chiang Mai from $399

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 4/28. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from San Francisco to Chiang Mai

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Francisco to Chiang Mai.
EVA Air Logo
1:25 am - 10:25 amSFO-CNX
19h 00m1 stop
EVA Air Logo
11:35 am - 4:00 pmCNX-SFO
18h 25m1 stop
$745EVA Air
Find Deal
Sun, Sep 14 - Fri, Oct 3
 Logo
1:20 am - 7:10 pmSFO-CNX
27h 50m2 stops
 Logo
8:00 pm - 10:30 amCNX-SFO
28h 30m2 stops
Tue, Sep 30 - Wed, Oct 22
Korean Air Logo
1:59 pm - 9:55 pmSFO-CNX
41h 56m2 stops
Korean Air Logo
12:15 am - 9:30 amCNX-SFO
24h 15m1 stop
$783Korean Air
Find Deal
Sun, Oct 19 - Wed, Nov 12
China Airlines Logo
1:05 am - 10:20 amSFO-CNX
19h 15m1 stop
China Airlines Logo
11:20 am - 7:55 pmCNX-SFO
22h 35m1 stop
$788China Airlines
Find Deal
Sun, Sep 14 - Tue, Sep 30
Korean Air Logo
1:59 pm - 9:55 pmSFO-CNX
41h 56m2 stops
Korean Air Logo
12:15 am - 8:36 amCNX-SFO
47h 21m2 stops
$795Korean Air
Find Deal
Sun, Oct 19 - Wed, Nov 12
China Airlines Logo
1:05 am - 10:20 amSFO-CNX
19h 15m1 stop
China Airlines Logo
11:20 am - 7:55 pmCNX-SFO
22h 35m1 stop
$802China Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 12
Asiana Airlines Logo
11:30 pm - 11:40 pmSFO-CNX
34h 10m1 stop
Asiana Airlines Logo
12:45 am - 3:30 pmCNX-SFO
28h 45m1 stop
$812Asiana Airlines
Find Deal
Sun, May 18 - Tue, Jun 10
Asiana Airlines Logo
11:30 pm - 11:40 pmSFO-CNX
34h 10m1 stop
Asiana Airlines Logo
12:45 am - 4:00 pmCNX-SFO
29h 15m1 stop
$881Asiana Airlines
Find Deal
Mon, May 19 - Sun, Aug 17
Cathay Pacific Logo
12:05 am - 9:45 amSFO-CNX
19h 40m1 stop
Cathay Pacific Logo
10:30 am - 10:40 pmCNX-SFO
26h 10m1 stop
$906Cathay Pacific
Find Deal
Fri, Sep 12 - Thu, Sep 18
Cathay Pacific Logo
11:10 pm - 6:40 pmSFO-CNX
29h 30m1 stop
Cathay Pacific Logo
10:35 am - 4:20 pmCNX-SFO
20h 45m1 stop
$928Cathay Pacific
Find Deal
Sun, Oct 19 - Thu, Nov 13

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 19
SFO1:59 pmSan Francisco
41h 56m
2 stops
CNX9:55 pmChiang Mai
Nov 12
CNX12:15 amChiang Mai
24h 15m
1 stop
SFO9:30 amSan Francisco
Korean Air
Oct 19
SFO1:59 pmSan Francisco
41h 56m
2 stops
CNX9:55 pmChiang Mai
Nov 12
CNX12:15 amChiang Mai
47h 21m
2 stops
SFO8:36 amSan Francisco
Korean Air
Sep 13
SFO12:50 pmSan Francisco
19h 05m
1 stop
CNX9:55 pmChiang Mai
Sep 18
CNX11:15 pmChiang Mai
25h 25m
1 stop
SFO10:40 amSan Francisco

Singapore Airlines flights from San Francisco to Chiang Mai

Our best Singapore Airlines deals on San Francisco to Chiang Mai flight tickets
Singapore Airlines
Oct 8
SFO11:30 amSan Francisco
32h 45m
1 stop
CNX10:15 amChiang Mai
Nov 19
CNX12:00 pmChiang Mai
34h 50m
1 stop
SFO7:50 amSan Francisco
Singapore Airlines
Oct 1
SFO11:30 amSan Francisco
32h 45m
1 stop
CNX10:15 amChiang Mai
Oct 22
CNX11:15 amChiang Mai
36h 25m
1 stop
SFO9:40 amSan Francisco
Singapore Airlines
Oct 4
SFO11:30 amSan Francisco
39h 10m
1 stop
CNX4:40 pmChiang Mai
Oct 12
CNX5:40 pmChiang Mai
30h 00m
1 stop
SFO9:40 amSan Francisco

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 May, then you should wait until February to fly from San Francisco, when ticket prices are also cheap, with an average price of $882.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart from San Francisco to Chiang Mai is on a Tuesday. Travelers who choose to depart for Chiang Mai on a Tuesday will often find tickets for as low as $950. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Chiang Mai for around $1,234.

What is the cheapest time of day to depart on your flight to Chiang Mai?

Flying to Chiang Mai from San Francisco at noon is the least expensive time of day to depart. momondo users have found prices as low as $983 when looking at flights departing at noon. Flights to Chiang Mai are more costly in the morning, with an average ticket price of $1,027. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 4 weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around $1,031 when searching 4 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 $863 on momondo.

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

As of April 2025, prices for San Francisco to Chiang Mai flights are approximately 3% 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

$399

Fastest flight time

18h 45m

Direct flights

None

Airports in Chiang Mai

1 airport
The best one-way flight to Chiang Mai from San Francisco in the past 72 hours is $399. The best round-trip flight deal from San Francisco to Chiang Mai found on momondo in the last 72 hours is $745.
The fastest flight from San Francisco to Chiang Mai takes 18h 45m
There are no direct flights from San Francisco to Chiang Mai. Popular non-direct route for this connection is San Francisco Airport - Chiang Mai Airport.
There is 1 airport near Chiang Mai: Chiang Mai (CNX)

  • 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 19h 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
China EasternPriceFrom $696Free CancellationRating
7.2
144 reviews
Search China Eastern flights
Asiana AirlinesPriceFrom $735Free CancellationRating
8.2
443 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $760Free CancellationRating
8.4
1,062 reviews
Search Korean Air flights
Cathay PacificPriceFrom $785Free CancellationRating
7.5
850 reviews
Search Cathay Pacific flights
China AirlinesPriceFrom $787Free CancellationRating
8.3
727 reviews
Search China Airlines flights
Singapore AirlinesPriceFrom $855Free CancellationRating
8.1
1,290 reviews
Search Singapore Airlines flights
EVA AirPriceFrom $863Free CancellationRating
8.4
1,180 reviews
Search EVA Air flights
STARLUX AirlinesPriceFrom $886Free CancellationRating
9.1
157 reviews
Search STARLUX Airlines 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.


An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/28
Mon 5/5

Find better results for your trip to Thailand