$848+ Cheap flights from San Francisco (SFO) to Chiang Rai (CEI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CEI
Dec 4 — Dec 111
1 adult, Economy
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Find cheap flights from San Francisco to Chiang Rai with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from San Francisco to Chiang Rai
Cheapest flights from San Francisco to Chiang RaiExplore the most affordable flight options available from San Francisco to Chiang Rai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.
Explore the most affordable flight options available from San Francisco to Chiang Rai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.
This Trip.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:00 pmSFO - CEI
2 stops29h 15mMultiple Airlines
Wed 12/108:45 amCEI - SFO
2 stops39h 15mMultiple Airlines
Deal found 11/2![Multiple Airlines logo]()
$848
This FlightHub deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2911:50 pmSFO - CEI
2 stops23h 05mMultiple Airlines
Thu 12/112:25 pmCEI - SFO
2 stops19h 05mMultiple Airlines
Deal found 11/3![Multiple Airlines logo]()
$925
Cheap flight deals from San Francisco to Chiang Rai
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Chiang Rai (CEI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 4, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $925 (FlightHub) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Chiang Rai 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, Cheapflights users made 2,558,603 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from San Francisco to Chiang Rai that are best for you.
Fly from
San Francisco
Fly to
Chiang Rai
Route
Depart
Return
Price
San FranciscoChiang Rai
SFO - CEI
SFOCEI
San Francisco
Mon 12/1
12:00 pm-8:15 am
2 stops29h 15m
Chiang Rai
Wed 12/10
8:45 am-9:00 am
2 stops39h 15m
$848
San FranciscoChiang Rai
SFO - CEI
SFOCEI
San Francisco
Sat 11/29
11:50 pm-1:55 pm
2 stops23h 05m
Chiang Rai
Thu 12/11
2:25 pm-6:30 pm
2 stops19h 05m
$925
Compare providers for flights from San Francisco to Chiang Rai
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Chiang Rai in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Chiang Rai flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Chiang Rai flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Francisco-Chiang Rai flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Chiang Rai flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Chiang Rai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Chiang Rai
Have a flexible travel schedule? Discover the best time to fly to Chiang Rai from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.