ONT - BKK

฿14,184 Find Cheap Flights from Ontario to Bangkok Suvarnabhumi Airport – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Suvarnabhumi departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
฿26,273
Typical prices: ฿25,936-฿33,500
Korean Air
Wed 2/9Tue 8/9
ONT - BKK • 2 stops
Cheapest one-way flight
฿14,184
Typical prices: ฿15,129-฿15,467
เดลต้า
Mon 10/8
ONT - BKK • 2 stops
Direct flights
Not available
There are currently no direct flights between Ontario and Suvarnabhumi. You’ll need at least 2 connections.
Insights
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Insights
When to travel
January
Cheapest • 22% price drop
November
Most popular
Good to know
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+1
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Good to know
+1
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We hope you love your trip to Suvarnabhumi!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to Suvarnabhumi (ONT-BKK)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Ontario to Suvarnabhumi that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ontario to Suvarnabhumi

Wed 2 Sep - Tue 8 Sep
Korean Air Logo
06:20 - 21:45
ONT
-
BKK
25h 25m
2 stops
Korean Air Logo
02:35 - 17:19
BKK
-
ONT
28h 44m
2 stops
฿26,273Korean Air
Wed 23 Sep - Wed 21 Oct
เดลต้า Logo
06:20 - 21:45
ONT
-
BKK
25h 25m
2 stops
เดลต้า Logo
02:35 - 22:43
BKK
-
ONT
34h 08m
2 stops
฿27,726เดลต้า
Mon 23 Nov - Wed 24 Feb
Korean Air Logo
07:00 - 21:30
ONT
-
BKK
23h 30m
2 stops
Korean Air Logo
23:15 - 22:43
BKK
-
ONT
38h 28m
2 stops
฿27,861Korean Air
Thu 15 Oct - Tue 20 Oct
Korean Air Logo
06:20 - 01:05
ONT
-
BKK
28h 45m
2 stops
Korean Air Logo
02:35 - 17:12
BKK
-
ONT
28h 37m
2 stops
฿27,894Korean Air
Sun 23 Aug - Wed 2 Sep
China Airlines Logo
00:45 - 09:45
ONT
-
BKK
19h 00m
1 stop
China Airlines Logo
13:20 - 18:40
BKK
-
ONT
19h 20m
1 stop
฿27,996China Airlines
Sun 6 Sep - Sat 24 Oct
China Airlines Logo
00:45 - 12:10
ONT
-
BKK
21h 25m
1 stop
China Airlines Logo
13:20 - 18:00
BKK
-
ONT
18h 40m
1 stop
฿28,232China Airlines
Sun 6 Sep - Sun 13 Sep
China Airlines Logo
00:45 - 09:45
ONT
-
BKK
19h 00m
1 stop
China Airlines Logo
13:20 - 18:40
BKK
-
ONT
19h 20m
1 stop
฿28,333China Airlines
Fri 4 Sep - Fri 18 Sep
China Airlines Logo
00:45 - 09:45
ONT
-
BKK
19h 00m
1 stop
China Airlines Logo
10:50 - 18:00
BKK
-
ONT
21h 10m
1 stop
฿28,469China Airlines
Sun 30 Aug - Tue 15 Sep
Korean Air Logo
06:20 - 23:35
ONT
-
BKK
27h 15m
2 stops
Korean Air Logo
21:40 - 17:19
BKK
-
ONT
33h 39m
2 stops
฿28,705Korean Air
Sat 15 Aug - Sat 22 Aug
China Airlines Logo
00:45 - 16:20
ONT
-
BKK
25h 35m
1 stop
China Airlines Logo
17:30 - 18:40
BKK
-
ONT
39h 10m
1 stop
฿28,975China Airlines
Booking Insights

KAYAK's insights & trends for Ontario to Suvarnabhumi flights

Get data-powered insights and trends into flights from Ontario to Suvarnabhumi to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Ontario to Bangkok Suvarnabhumi Airport?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Bangkok Suvarnabhumi Airport departing in September.

Flight prices are below average for this route right now.

Flights to Bangkok Suvarnabhumi Airport from Ontario usually cost between ฿30,630 and ฿38,279 in September.
The lowest price found in the past 5 days was ฿26,273 on Korean Air (2 Sep–8 Sep).

What is the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Ontario to Bangkok Suvarnabhumi Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Ontario to Bangkok Suvarnabhumi Airport is January, where tickets cost ฿25,801 (return) on average. On the other hand, the most expensive months are December and June, where the average cost of round-trip tickets is ฿51,601 and ฿47,583 respectively.

How far in advance should I book a flight from Ontario to Bangkok Suvarnabhumi Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Ontario to Bangkok Suvarnabhumi Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Ontario to Bangkok Suvarnabhumi Airport, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 15 weeks before departure.

Find deals

Good to know

Low season

September

Cheapest flight

฿14,184
Best time to beat the crowds (16% less expensive on average)
Most popular time to fly and prices are also 7% lower on average.
Flight from Ontario to Bangkok Suvarnabhumi Airport

When to book flights from Ontario to Suvarnabhumi

Are your dates flexible? Find out the best times to travel from Ontario to Suvarnabhumi based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Ontario to Bangkok Suvarnabhumi Airport flights

  • What is the cheapest flight from Ontario to Bangkok Suvarnabhumi Airport?

    In the last 5 days, the lowest price for a flight from Ontario to Bangkok Suvarnabhumi Airport was ฿14,184 for a one-way ticket and ฿26,273 for a return.

  • Which airports will I be using when flying from Ontario to Bangkok Suvarnabhumi Airport?

    Ontario airport is called Ontario and the only airport in Bangkok Suvarnabhumi Airport is Bangkok Suvarnabhumi.

  • Which aircraft models fly most regularly from Ontario to Bangkok Suvarnabhumi Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Ontario to Bangkok Suvarnabhumi Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Bangkok Suvarnabhumi Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Bangkok Suvarnabhumi Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bangkok Suvarnabhumi Airport from Ontario is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Bangkok Suvarnabhumi Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Bangkok Suvarnabhumi Airport with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Bangkok Suvarnabhumi Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bangkok Suvarnabhumi Airport from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Suvarnabhumi

Information on your arrival and departure airports

Ontario (ONT)
Suvarnabhumi (BKK)