Cheap flights from Bangkok to Ontario

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Ontario (ONT)
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How to find the cheapest flight from
Bangkok (BKK) to Ontario (ONT)

All the information you need to plan the best BKK to ONT flight in 2021: compare Bangkok to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
When is the cheapest time to fly from Bangkok to Ontario (TH1 - ONT)?

When flying from Bangkok to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

To save up to 12% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Bangkok to Ontario from ฿25,049 1-2 weeks out and tickets from ฿26,150 for flights departing within the next 72 hours.

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

October can be a great time to fly to Ontario from Bangkok with a flight ticket averaging about ฿24,390. Cheapflights users have found deals in the month of October for as cheap as ฿15,543. The most expensive prices can be found in the month of January.

Cheap flights from Bangkok to Ontario in October, November 2021

The best prices found for BKK to ONT flights in October, November
22 Oct - 29 Oct
฿31,186pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
9 Nov - 30 Nov
฿31,253pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
25 Nov - 4 Jan
฿31,520pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi

Bangkok to Ontario 2021 flight deals

Cheap flights to Ontario from Bangkok found for this year
22 Oct - 29 Oct
฿31,186pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
9 Nov - 30 Nov
฿31,253pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
25 Nov - 4 Jan
฿31,520pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi

Last-minute flights from Bangkok to Ontario

Late deals on return flights to Ontario from Bangkok, departing today and this week
26 Oct - 7 Nov
฿31,186pp
BKK
Bangkok Suvarnabhumi
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
25 Oct - 1 Dec
฿31,720pp
BKK
Bangkok Suvarnabhumi
Japan Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Japan Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
24 Oct - 31 Oct
฿31,954pp
BKK
Bangkok Suvarnabhumi
Japan Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Japan Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi

One-way flights to Ontario from Bangkok

The cheapest one-way flights from Bangkok to Ontario
03:05 - 14:54
American Airlines
2 stops
26h 49m
BKK - ONT
American Airlines
฿20,880
17:55 - 11:08
Japan Airlines
2 stops
31h 13m
BKK - ONT
Japan Airlines
฿21,347
02:10 - 14:48
United Airlines
2 stops
27h 38m
BKK - ONT
United Airlines
฿27,618
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Bangkok</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Bangkok to Ontario

What airport do you fly into for flights to Ontario from Bangkok?

If you book a flight to Ontario from Bangkok, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario. There are 0 flights from Bangkok to Ontario per day from 1 airline.

Which airlines flying from Bangkok to Ontario have flexible changes due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like China Airlines flying from Bangkok to Ontario have implemented new flexible change policies.

Can I find flights from Bangkok to Ontario for under ฿30,300 on Cheapflights?

Yes, there are multiple flights from Bangkok to Ontario for under ฿30,300. The cheapest flight booked recently is on Japan Airlines for just ฿30,253, but on average you can expect to pay ฿31,587.

Are there last-minute flights available from Bangkok to Ontario for under ฿31,200?

There are currently 7+ open flights from Bangkok to Ontario within the next 7 days for less than ฿31,200.

What are the cheapest airlines flying from Bangkok to Ontario return?

Cheapflights users have booked flights from Bangkok to Ontario from ฿30,253 return. Another airline that can offer you cheap pricing is American Airlines.

What are the cheapest airlines to fly from Bangkok to Ontario one-way?

฿20,680 is the cheapest one-way deal found within the past few days, from Japan Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from ฿20,713 and ฿23,915, respectively.

What are the cheapest flights from Bangkok to Ontario?

Looking at all options, your cheapest flight can be booked for ฿23,599. While the most popular route (Bangkok Suvarnabhumi - Ontario) can be booked for ฿30,253 on average our data indicates ฿26,020 when flying from Bangkok to Ontario

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Bangkok?

Information is based on travel restrictions from Bangkok to Ontario

Most visitors from Bangkok need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Bangkok must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Bangkok are not required to quarantine after entering Ontario.

Do I need a test to fly back to Bangkok from Ontario?

Returning to Bangkok from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Bangkok.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Bangkok.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Bangkok to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Bangkok to Ontario.
Today's exchange rate
฿1 = $0.03

Airports servicing Bangkok

Bangkok Suvarnabhumi (BKK)
Bangkok Don Mueang Intl (DMK)

Airports servicing Ontario

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