Cheap Flight Tickets from Chiang Rai (CEI) to Ontario (ONT)

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Latest Flight Deals from Chiang Rai to Ontario

Book one-way or return flights from Chiang Rai to Ontario from as little as € 559. Choose from the popular airlines below and book your flight today!

One way
Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Chiang Rai to Ontario? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Chiang Rai to Ontario. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Chiang Rai to Ontario

View airlines operating flights from Chiang Rai to Ontario. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Thai AirAsia

From € 559

Thai Vietjet Air

From € 569

Thai Airways

From € 581

Thai Lion Air

From € 667

ANA airlines

Find more flights and airlines

Alternative Routes from Chiang Rai to Ontario

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Chiang Rai to Ontario.

Cheapest
CEI
21:30
34h 35m
2 transfer
ONT
18:05
Chiang Rai Mae Fah Luang International Airport - Ontario International Airport
Tue, May 28Thai AirAsia
€ 559
CEI
21:30
34h 35m
2 transfer
ONT
18:05
Chiang Rai Mae Fah Luang International Airport - Ontario International Airport
Tue, May 28Thai AirAsia
€ 559
Find More Flights

How do I find the cheapest flights?

When are flight from Chiang Rai (CEI) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from Chiang Rai to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Chiang Rai (CEI) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around € 672.

How to find a cheap flight from Chiang Rai to Ontario

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chiang Rai to Ontario. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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