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Cheap flight deals from Chiang Rai to Ontario Starting at VND 14,655,680

Whether you’re going for a one-way or round-trip to Ontario, we’ve got you covered! Check out these different flight options from Chiang Rai below.

  • One way
  • Round-trip
      • CEI02:40 pm
        41h 10m
        2 stops
        ONT05:50 pm
        Sun, Mar 16|Chiang Rai - Ontario|Thai Lion Air
        VND 14,655,680VND 23,880,253
        39% OFF
        39% OFF
        VND 23,880,253VND 14,655,680

        Choose Thai Lion Air flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Lion Air departs from Chiang Rai Airport on Sun, Mar 16, arriving at Ontario International Airport. One-way Prices start from VND 14,655,680 including taxes and charges.

      • CEI09:30 pm
        34h 20m
        2 stops
        ONT05:50 pm
        Sun, Mar 16|Chiang Rai - Ontario|Thai AirAsia
        VND 14,697,227VND 23,880,253
        38% OFF
        38% OFF
        VND 23,880,253VND 14,697,227

        Choose Thai AirAsia flights from Chiang Rai to Ontario. The one-way connecting flight with Thai AirAsia departs from Chiang Rai Airport on Sun, Mar 16, arriving at Ontario International Airport. One-way Prices start from VND 14,697,227 including taxes and charges.

      • CEI02:25 pm
        41h 25m
        2 stops
        ONT05:50 pm
        Sun, Mar 16|Chiang Rai - Ontario|Thai Airways
        VND 15,098,847VND 23,880,253
        37% OFF
        37% OFF
        VND 23,880,253VND 15,098,847

        Choose Thai Airways flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Airways departs from Chiang Rai Airport on Sun, Mar 16, arriving at Ontario International Airport. One-way Prices start from VND 15,098,847 including taxes and charges.

      • CEI11:15 am
        44h 35m
        2 stops
        ONT05:50 pm
        Sun, Mar 16|Chiang Rai - Ontario|Thai Vietjet Air
        VND 15,185,403
        VND 15,185,403

        Choose Thai Vietjet Air flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Vietjet Air departs from Chiang Rai Airport on Sun, Mar 16, arriving at Ontario International Airport. One-way Prices start from VND 15,185,403 including taxes and charges.

      • CEI08:30 am
        23h 20m
        2 stops
        ONT04:50 pm
        Sat, Feb 15|Chiang Rai - Ontario|Thai Vietjet Air
        VND 15,746,287
        VND 15,746,287

        Choose Thai Vietjet Air flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Vietjet Air departs from Chiang Rai Airport on Sat, Feb 15, arriving at Ontario International Airport. One-way Prices start from VND 15,746,287 including taxes and charges.

      • CEI10:20 am
        21h 30m
        2 stops
        ONT04:50 pm
        Sat, Feb 15|Chiang Rai - Ontario|Thai Airways
        VND 16,951,148
        VND 16,951,148

        Choose Thai Airways flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Airways departs from Chiang Rai Airport on Sat, Feb 15, arriving at Ontario International Airport. One-way Prices start from VND 16,951,148 including taxes and charges.

      • CEI09:30 pm
        58h 20m
        2 stops
        ONT04:50 pm
        Tue, Feb 11|Chiang Rai - Ontario|Thai AirAsia
        VND 17,750,926
        VND 17,750,926

        Choose Thai AirAsia flights from Chiang Rai to Ontario. The one-way connecting flight with Thai AirAsia departs from Chiang Rai Airport on Tue, Feb 11, arriving at Ontario International Airport. One-way Prices start from VND 17,750,926 including taxes and charges.

      • CEI08:00 pm
        59h 50m
        2 stops
        ONT04:50 pm
        Tue, Feb 11|Chiang Rai - Ontario|Thai Vietjet Air
        VND 17,778,624
        VND 17,778,624

        Choose Thai Vietjet Air flights from Chiang Rai to Ontario. The one-way connecting flight with Thai Vietjet Air departs from Chiang Rai Airport on Tue, Feb 11, arriving at Ontario International Airport. One-way Prices start from VND 17,778,624 including taxes and charges.

      • CEI07:55 am
        47h 55m
        2 stops
        ONT04:50 pm
        Thu, Feb 20|Chiang Rai - Ontario|Nokair Airline
        VND 17,809,784
        VND 17,809,784

        Choose Nokair Airline flights from Chiang Rai to Ontario. The one-way connecting flight with Nokair Airline departs from Chiang Rai Airport on Thu, Feb 20, arriving at Ontario International Airport. One-way Prices start from VND 17,809,784 including taxes and charges.

      • CEI08:50 am
        47h
        2 stops
        ONT04:50 pm
        Thu, Feb 20|Chiang Rai - Ontario|Thai AirAsia
        VND 17,882,491
        VND 17,882,491

        Choose Thai AirAsia flights from Chiang Rai to Ontario. The one-way connecting flight with Thai AirAsia departs from Chiang Rai Airport on Thu, Feb 20, arriving at Ontario International Airport. One-way Prices start from VND 17,882,491 including taxes and charges.

      • CEI01:00 pm
        3h 5m
        Nonstop
        ONT02:00 pm
        Thu, Jan 23|Chiang Rai - Ontario|Thai Lion Air
        Find More Flights
        Find More Flights

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

When is the cheapest time to fly from Chiang Rai to Ontario?

These price trend charts carefully monitor and predict how flight prices from Chiang Rai to Ontario will change. Keep a close eye on them to understand when the best time to buy your tickets is.

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

Alternative Cheap Routes from Chiang Rai to Ontario

There are various non-direct routes from Chiang Rai to Ontario which could be cheaper and faster! Check out these alternative options to see if they could work for your trip.

  • Cheapest
    Thai Lion Air
    CEI
    02:40 pm
    41h 10m
    2 transfer
    ONT
    05:50 pm
    Chiang Rai Airport - Ontario International Airport
    Sun, Mar 16Thai Lion Air
    VND 14,655,680
  • Thai Lion Air
    CEI
    02:40 pm
    41h 10m
    2 transfer
    ONT
    05:50 pm
    Chiang Rai Airport - Ontario International Airport
    Sun, Mar 16Thai Lion Air
    VND 14,655,680
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Chiang Rai (CEI) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Chiang Rai to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chiang Rai (CEI) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around VND 17,318,145.

How to find a cheap flight from Chiang Rai to Ontario

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Chiang Rai to Ontario

Flight distance11,039.92 km
Popular airlineThai Airways

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