Can I find flights from Bangkok to Ontario for under ฿30,400 on Cheapflights?

Yes, there are multiple flights from Bangkok to Ontario for under ฿30,400. The cheapest flight booked recently is on ไชน่าแอร์ไลน์ for just ฿30,350, but on average you can expect to pay ฿31,459. Find deals

Are there last-minute flights available from Bangkok to Ontario for under ฿39,200?

There are currently 17+ open flights from Bangkok to Ontario within the next 7 days for less than ฿39,200. Find deals

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 ไชน่าแอร์ไลน์ flying from Bangkok to Ontario have implemented new flexible change policies. Find deals

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

To save on the cost of your flight from Bangkok to Ontario, book at least 61 days before your planned departure. Booking around this time can save you about 47% on the cost of this flight compared to booking a flight leaving this week. We have found prices from ฿37,868 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as ฿44,589. Find deals

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

Flights from Bangkok to Ontario lean towards being more expensive in July. Prices are generally better when you fly from Bangkok to Ontario in September, with the cheapest ticket starting at ฿20,822.

When is the cheapest time to fly from Bangkok to Ontario (BKK - 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.

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.

Cheap Flights from Bangkok to Ontario from ฿18,016

Cheap flights from Bangkok to Ontario in June, July 2023

Scroll through some of the best deals on flights from Bangkok to Ontario in 2023. Check back in a little while for more flight options.

14 Jun - 25 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿30,696

ไชน่าแอร์ไลน์

Deal found 31/5

14 Jun - 30 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿32,637

ไชน่าแอร์ไลน์

Deal found 31/5

16 Jun - 23 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿33,364

ไชน่าแอร์ไลน์

Deal found 31/5

21 Jun - 29 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿33,433

ไชน่าแอร์ไลน์

Deal found 1/6

18 Jun - 22 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

23h 30m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿33,537

ไชน่าแอร์ไลน์

Deal found 31/5

22 Jun - 22 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿33,607

ไชน่าแอร์ไลน์

Deal found 1/6

17 Jun - 22 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

21h 05m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿34,022

ไชน่าแอร์ไลน์

Deal found 31/5

15 Jun - 21 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿34,092

ไชน่าแอร์ไลน์

Deal found 1/6

20 Jun - 22 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

38h 35m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 55m

฿34,126

ไชน่าแอร์ไลน์

Deal found 31/5

Bangkok to Ontario 2023 flight deals

Scroll through some of the best deals on flights from Bangkok to Ontario in 2023. Check back in a little while for more flight options.

10 Sep - 13 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

21h 40m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 05m

฿30,350

ไชน่าแอร์ไลน์

Deal found 31/5

1 Sep - 31 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

39h 10m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

23h 15m

฿30,592

ไชน่าแอร์ไลน์

Deal found 31/5

1 Sep - 29 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 10m

฿30,627

ไชน่าแอร์ไลน์

Deal found 1/6

14 Jun - 25 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿30,696

ไชน่าแอร์ไลน์

Deal found 31/5

4 Sep - 6 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 55m

฿30,731

ไชน่าแอร์ไลน์

Deal found 31/5

5 Sep - 4 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 10m

฿30,835

ไชน่าแอร์ไลน์

Deal found 1/6

12 Nov - 25 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 05m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿30,870

ไชน่าแอร์ไลน์

Deal found 31/5

11 Sep - 13 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

39h 10m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 05m

฿30,904

ไชน่าแอร์ไลน์

Deal found 30/5

14 Sep - 29 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m

฿30,939

ไชน่าแอร์ไลน์

Deal found 1/6

Cheap ไชน่าแอร์ไลน์ flights from Bangkok to Ontario

Take a look at some of the lowest-priced ไชน่าแอร์ไลน์ flights heading from Bangkok to Ontario. Come back soon if you're not finding the exact deal you're looking for.

10 Sep - 13 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

21h 40m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 05m

฿30,350

ไชน่าแอร์ไลน์

Deal found 31/5

1 Sep - 31 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

39h 10m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

23h 15m

฿30,592

ไชน่าแอร์ไลน์

Deal found 31/5

1 Sep - 29 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 10m

฿30,627

ไชน่าแอร์ไลน์

Deal found 1/6

14 Jun - 25 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿30,696

ไชน่าแอร์ไลน์

Deal found 31/5

4 Sep - 6 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 55m

฿30,731

ไชน่าแอร์ไลน์

Deal found 31/5

5 Sep - 4 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

26h 10m

฿30,835

ไชน่าแอร์ไลน์

Deal found 1/6

12 Nov - 25 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 05m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿30,870

ไชน่าแอร์ไลน์

Deal found 31/5

11 Sep - 13 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

39h 10m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 05m

฿30,904

ไชน่าแอร์ไลน์

Deal found 30/5

14 Sep - 29 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

19h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m

฿30,939

ไชน่าแอร์ไลน์

Deal found 1/6

Cheap ยูไนเต็ด flights from Bangkok to Ontario

Some of the best deals we've found on ยูไนเต็ด flights traveling from Bangkok to Ontario. Ensure the flight price, dates, time, and airline match your criteria before you book.

7 Sep - 7 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

27h 26m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

26h 51m

฿32,810

ยูไนเต็ด

Deal found 30/5

29 Aug - 31 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

51h 40m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

27h 51m

฿34,265

ยูไนเต็ด

Deal found 31/5

15 Jun - 29 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

31h 06m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

43h 34m

฿35,928

ยูไนเต็ด

Deal found 1/6

18 Jun - 23 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

61h 15m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

26h 51m

฿38,388

ยูไนเต็ด

Deal found 1/6

15 Jun - 28 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

40h 50m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

26h 51m

฿38,422

ยูไนเต็ด

Deal found 1/6

8 Jun - 21 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

27h 31m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

30h 10m

฿156,808

ยูไนเต็ด

Deal found 1/6

7 Jun - 21 Jul

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

27h 31m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

25h 45m

฿157,847

ยูไนเต็ด

Deal found 30/5

Last-minute flights from Bangkok to Ontario

Users seeking a last-minute flight from Bangkok to Ontario should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.

11 Jun - 10 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m

฿39,185

ไชน่าแอร์ไลน์

Deal found 31/5

11 Jun - 9 Nov

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

24h 20m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

36h 30m

฿50,410

Multiple Airlines

Deal found 31/5

8 Jun - 20 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

22h 00m

฿57,859

ไชน่าแอร์ไลน์

Deal found 1/6

9 Jun - 23 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

21h 05m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m

฿66,590

ไชน่าแอร์ไลน์

Deal found 31/5

8 Jun - 23 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

22h 00m

฿66,901

ไชน่าแอร์ไลน์

Deal found 31/5

8 Jun - 15 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

21h 25m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

25h 20m

฿81,072

Multiple Airlines

Deal found 1/6

8 Jun - 16 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m

฿94,306

ไชน่าแอร์ไลน์

Deal found 1/6

9 Jun - 24 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

21h 25m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

25h 40m

฿94,410

Multiple Airlines

Deal found 31/5

8 Jun - 17 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

21h 25m

ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

25h 20m

฿99,954

Multiple Airlines

Deal found 1/6

One-way flights to Ontario from Bangkok

If you're seeking multiple options on one-way flights from Bangkok to Ontario, be sure to check out these deals, which are updated often. Those needing a return flight from Bangkok to Ontario can use the search form above.

6 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

38h 35m

฿18,016

ไชน่าแอร์ไลน์

Deal found 30/5

16 Sep

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

21h 05m

฿18,120

ไชน่าแอร์ไลน์

Deal found 31/5

13 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

44h 56m

฿18,155

Multiple Airlines

Deal found 31/5

13 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

44h 56m

฿18,258

Multiple Airlines

Deal found 31/5

6 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

฿18,293

ไชน่าแอร์ไลน์

Deal found 31/5

4 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

฿18,362

ไชน่าแอร์ไลน์

Deal found 31/5

3 Oct

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m

฿18,432

ไชน่าแอร์ไลน์

Deal found 31/5

12 Jun

BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

44h 22m

฿18,501

Multiple Airlines

Deal found 31/5

17 Aug

BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

39h 10m

฿18,570

ไชน่าแอร์ไลน์

Deal found 31/5

Find flights from Bangkok to Ontario within your budget

Fly from

Fly to

Budget

฿30,350 - ฿36,690

Route

Depart

Return

Price

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Sun 10/9

1 stop21h 40m

Ontario

Wed 13/9

1 stop19h 05m

฿30,350

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 1/9

1 stop39h 10m

Ontario

Tue 31/10

1 stop23h 15m

฿30,592

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 1/9

1 stop19h 20m

Ontario

Fri 29/9

1 stop26h 10m

฿30,627

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Wed 14/6

1 stop18h 45m

Ontario

Sat 25/11

1 stop20h 00m

฿30,696

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Thu 7/9

2 stops27h 26m

Ontario

Tue 7/11

2 stops26h 51m

฿32,810

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Mon 4/9

2 stops21h 30m

Ontario

Tue 31/10

2 stops27h 51m

฿32,948

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Tue 29/8

2 stops51h 40m

Ontario

Tue 31/10

2 stops27h 51m

฿34,265

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Thu 15/6

2 stops31h 06m

Ontario

Wed 29/11

2 stops43h 34m

฿35,928

Pick Dates

Bangkok SuvarnabhumiOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 1/9

2 stops21h 30m

Ontario

Tue 31/10

2 stops27h 51m

฿36,690

Pick Dates

Flights are sorted by cheapest first

Deals found on 31/5

Related info for your journey

BKK stands for Bangkok Suvarnabhumi Airport, while ONT stands for Ontario Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Bangkok Don Mueang Intl Airport (DMK), Rayong Utapao Rayong Pattaya Airport (UTP), Hua Hin Airport (HHQ) are some additional IATA codes for airports related to your trip.

Flights to Ontario from Bangkok

Rent a Car

Car Rentals at Ontario

Top airline flying from Bangkok to Ontario

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
ไชน่าแอร์ไลน์	Cheapest฿32,682	Average฿42,837	FlexibilityNo cancel fee	On-time70%	COVID-19 safety	Search ไชน่าแอร์ไลน์ flights

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Cheap flights from Bangkok to Ontario from ฿18,016

This is the cheapest one-way flight price, found on 30/5. Prices may vary by date and flight preferences.

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

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

When is the cheapest time to fly from Bangkok to Ontario (BKK - ONT)?

Cheap flights from Bangkok to Ontario in June, July 2023

The best prices found for Bangkok to ONT flights in June, July

Scroll through some of the best deals on flights from Bangkok to Ontario in 2023. Check back in a little while for more flight options.

Bangkok to Ontario 2023 flight deals

Cheap flights to Ontario from Bangkok found for this year

Scroll through some of the best deals on flights from Bangkok to Ontario in 2023. Check back in a little while for more flight options.

Cheap ไชน่าแอร์ไลน์ flights from Bangkok to Ontario

Take a look at some of the lowest-priced ไชน่าแอร์ไลน์ flights heading from Bangkok to Ontario. Come back soon if you're not finding the exact deal you're looking for.

Cheap ยูไนเต็ด flights from Bangkok to Ontario

Some of the best deals we've found on ยูไนเต็ด flights traveling from Bangkok to Ontario. Ensure the flight price, dates, time, and airline match your criteria before you book.

Last-minute flights from Bangkok to Ontario

Late deals on return flights to Ontario from Bangkok, departing today and this week

Users seeking a last-minute flight from Bangkok to Ontario should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Ontario from Bangkok

The cheapest one-way flights from Bangkok to Ontario

If you're seeking multiple options on one-way flights from Bangkok to Ontario, be sure to check out these deals, which are updated often. Those needing a return flight from Bangkok to Ontario can use the search form above.

Find flights from Bangkok to Ontario within your budget

Use the slider to find flights from Bangkok to Ontario that fit your budget.

Related info for your journey

Useful info, stats and facts about Bangkok to Ontario flights.

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

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

Can I find flights from Bangkok to Ontario for under ฿30,400 on Cheapflights?

Are there last-minute flights available from Bangkok to Ontario for under ฿39,200?

What does BKK to ONT mean?

Flights to Ontario from Bangkok

Rent a Car

Top airline flying from Bangkok to Ontario

The chart below displays the airlines Cheapflights users travelling from Bangkok to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Popular flight searches

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