Cheap Flights from San Diego International to Chiang Mai

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Travellers and cabin class, 1 Adult, Economy

Compare San Diego International to Chiang Mai flight deals

Find the cheapest month or even day of the year to fly to Chiang Mai

Book the best Chiang Mai fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from San Diego International to Chiang Mai

Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Chiang Mai Airport? If you want to travel next month, return fares start from $2,788. Find the lowest prices on one-way and return tickets right here.

Chiang Mai.$1,881 per passenger.Departing Tue, 23 Mar, returning Tue, 30 Mar.Return flight with Southwest Airlines and China Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Tue, 23 Mar, arriving in Chiang Mai.Inbound indirect flight with China Airlines, departs from Chiang Mai on Tue, 30 Mar, arriving in San Diego International.Price includes taxes and charges.From $1,881, select.

Chiang Mai.$2,338 per passenger.Departing Sun, 25 Oct, returning Wed, 4 Nov.Return flight with Alaska Airlines and EVA Air.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Sun, 25 Oct, arriving in Chiang Mai.Inbound indirect flight with EVA Air, departs from Chiang Mai on Wed, 4 Nov, arriving in San Diego International.Price includes taxes and charges.From $2,338, select.

Chiang Mai.$2,725 per passenger.Departing Sat, 26 Dec, returning Fri, 22 Jan.Return flight with Alaska Airlines and EVA Air.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Sat, 26 Dec, arriving in Chiang Mai.Inbound indirect flight with EVA Air, departs from Chiang Mai on Fri, 22 Jan, arriving in San Diego International.Price includes taxes and charges.From $2,725, select.

Chiang Mai.$2,788 per passenger.Departing Wed, 4 Nov, returning Mon, 23 Nov.Return flight with jetBlue and Etihad Airways.Outbound indirect flight with jetBlue, departs from San Diego International on Wed, 4 Nov, arriving in Chiang Mai.Inbound indirect flight with Etihad Airways, departs from Chiang Mai on Mon, 23 Nov, arriving in San Diego International.Price includes taxes and charges.From $2,788, select.

Chiang Mai.$2,818 per passenger.Departing Thu, 22 Oct, returning Thu, 29 Oct.Return flight with Alaska Airlines and EVA Air.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Thu, 22 Oct, arriving in Chiang Mai.Inbound indirect flight with EVA Air, departs from Chiang Mai on Thu, 29 Oct, arriving in San Diego International.Price includes taxes and charges.From $2,818, select.

Chiang Mai.$4,730 per passenger.Departing Sun, 20 Dec, returning Sun, 27 Dec.Return flight with Alaska Airlines and China Airlines.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Sun, 20 Dec, arriving in Chiang Mai.Inbound indirect flight with China Airlines, departs from Chiang Mai on Sun, 27 Dec, arriving in San Diego International.Price includes taxes and charges.From $4,730, select.

Find the cheapest month to fly from San Diego International to Chiang Mai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Chiang Mai flights are currently cheapest in March.

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San Diego International to Chiang Mai: Alternative routes

Compare routes from San Diego International to Chiang Mai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Mai.

Chiang Mai

4km from central Chiang Mai

ClosestCheapest

from $1,881

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Lampang

79km from central Chiang Mai

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San Diego to Chiang Mai: Flight information

The things to know before you go.

Cheapest flight found	$1,881
Cheapest month to fly	March

Finding cheap flights from San Diego International to Chiang Mai: Frequently asked questions

How much are return flights from San Diego International to Chiang Mai?

The best price we found for a return flight from San Diego International to Chiang Mai is $1,881. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from San Diego International to Chiang Mai?

Currently, there are no airlines that fly direct from San Diego International to Chiang Mai. But we found flights with one or more stops from $1,881.

How many flights are there a week from San Diego International to Chiang Mai?

As of October 2026, there are no flights flying from San Diego International to Chiang Mai.

When is the cheapest time to fly from San Diego International to Chiang Mai?

The cheapest month to fly from San Diego International to Chiang Mai is usually March.

Which upcoming date is cheapest to fly from San Diego International Airport to Chiang Mai Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Chiang Mai Airport on Tuesday, 23 March 2027.

Can I get a direct flight from San Diego International Airport to Chiang Mai Airport?

No airlines currently offer direct flights between San Diego International Airport and Chiang Mai Airport. Most routes have one or more stops.

How can I find the best flight deal to Chiang Mai?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chiang Mai but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Chiang Mai?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chiang Mai is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from San Diego International Airport to Chiang Mai with?

Currently, Southwest Airlines offers the cheapest flight tickets to Chiang Mai.

Flying from San Diego International Airport (SAN) to Chiang Mai Airport (CNX): what you need to know

Chiang Mai's timezone is UTC+7, making Chiang Mai 15 hours ahead of San Diego.
For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This way, you'll have plenty of time to board your SAN to CNX flight.
Flying during a peak time such as August? Major public holidays and other popular periods can mean longer lines and delays at security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before a domestic departure.

Handy information about San Diego International Airport (SAN)

The address for SAN is N Harbour Dr.
Of the flights that depart from San Diego International Airport, 74% arrive as scheduled at their destination.
San Diego International Airport is about 5 kilometres from central San Diego. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 15 minutes or so to arrive, depending on the traffic.
The trip on public transport will take about 25 minutes.
Need a convenient hotel close to SAN? If you've booked an early flight from San Diego International Airport to Chiang Mai Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Chiang Mai Airport (CNX)

If you're getting in on a late San Diego International Airport to Chiang Mai Airport flight, nothing tops the convenience of being near the terminal. Collect your bags from the carousel and then be showered and snoozing soon after at one of these accommodation options near CNX:
Grab a Chiang Mai Airport rental car and discover Chiang Mai and beyond with your own wheels. Chic Car Rent, asap car rental and Hertz are leading providers to choose from here.
Lock in the best possible rate by reserving your vehicle from Chiang Mai Airport about two weeks in advance of your trip.

Getting from Chiang Mai Airport (CNX) to central Chiang Mai

Chiang Mai Airport is approximately 3 kilometres from central Chiang Mai. Driving there takes about 15 minutes.
When travelling on public transport, expect a journey of roughly 25 minutes.

When to fly to Chiang Mai Airport (CNX)

It's time to plan your trip dates for your flight from San Diego International Airport to Chiang Mai Airport. January is the most popular month to head to Chiang Mai. If you like a more laid-back vibe, go in June.
The warmest month in Chiang Mai is April, with the temperature ranging between 22ºC and 42ºC. Book your flights from San Diego International Airport to Chiang Mai Airport in this month if you like this kind of weather.
January has average temperatures of between 12ºC and 31ºC. Search for cheap tickets from SAN to CNX sometime then if you want to travel when it's cooler.

Explore more of Thailand

Chiang Mai has its own special appeal, but there are so many other parts of Thailand just waiting to be discovered. About 434 kilometres east of Chiang Mai, a visit to Udon Thani will keep your itinerary packed. Don't miss top attractions like Thai-Chinese Cultural Centre, Wat Pho Chai and Wat Burapa Wanaram.
Around 80 kilometres south-east of Chiang Mai, Lampang is another favourite stop in Thailand. Get a taste of what this destination has to offer at Wat Chiang Rai, Wat Phra Kaew Don Tao Suchadaram and Wat Chai Mongkhon.