Cheap flights from Ontario to Thailand from $410
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Thailand departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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 Ontario to Thailand
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Korean Air flights from Ontario to Thailand
Our best Korean Air deals on Ontario to Thailand flight tickets
Delta flights from Ontario to Thailand
Our best Delta deals on Ontario to Thailand flight tickets
See travel insights to Thailand from
How to get the cheapest flight ticket from Ontario to Thailand
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 Thailand?
The month of September is, on average, the cheapest month to fly to Thailand from Ontario, with most prices found around $868. If you are unable to visit Thailand during the month of September, then departing from Ontario during the month March is also very affordable. Most momondo users find prices during this month for around $871.
What is the cheapest day to depart on your flight to Thailand?
The cheapest day to depart on your flight to Thailand is on a Wednesday when prices can be found for as low as $884. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Thailand is Friday, with ticket prices averaging around $1,065.
What is the cheapest time of day to depart on your flight to Thailand?
Flying to Thailand from Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as $911 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Thailand is in the afternoon when prices are around $1,279.
How far in advance should I book a flight to Thailand?
You are more likely to see cheaper flights to Thailand from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,051 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Ontario for as low as $837 on momondo.
What is the cheapest airline that flies from Ontario to Thailand?
Korean Air, Delta, and China Airlines are the most popular carriers operating from Ontario to Thailand
What airlines fly to Thailand?
Singapore Airlines, Asiana Airlines and Cathay Pacific are the top three most popular airlines that fly to Thailand from Ontario according to our data. Singapore Airlines is the first choice among our users, with 27% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 24 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.
Cheap Ontario to Thailand flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Thailand
When did momondo last update prices for flights from Ontario Airport to Thailand?
Prices for flights from Ontario Airport to Thailand refresh daily.
How many operators does momondo search for flights from Ontario Airport to Thailand?
There are 4 operators available for flights from Ontario Airport to Thailand as of July 2025.
How old do you have to be to fly from Ontario Airport to Thailand?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Thailand.
What documentation or ID do you need to fly to Thailand?
The travel and health documents you'll need for your trip to Thailand may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thailand. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Ontario to Thailand
Compare and see reviews for airlines that fly from Ontario to Thailand with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $781 | Free Cancellation | Rating 8.4 1,104 reviews | |||
| PriceFrom $789 | Free Cancellation | Rating 9.0 188 reviews | |||
| PriceFrom $795 | Free Cancellation | Rating 7.4 8,844 reviews | |||
| PriceFrom $796 | Free Cancellation | Rating 8.3 744 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Thailand?
It is quick and easy to find Ontario to Thailand flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Thailand that suits you.
Can I find flights from Ontario to Thailand with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Thailand from Ontario with this policy.
How can momondo help me find flights from Ontario to Thailand?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Thailand.
I’m not ready to book a flight from Ontario to Thailand right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Ontario to Thailand now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Thailand and let you know when they change.