Cheap flights from Bangkok to Ontario

BKK — ONT
10 Feb — 17 Feb1
Return
1 adult
Economy
From?
To?
Fri 10/2
Fri 17/2

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 38% on the cost of this flight compared to booking a flight leaving this week. We have found prices from ฿33,484 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as ฿39,454.

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 ฿20,044.

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.

Cheap flights from Bangkok to Ontario in February, March 2023

The best prices found for Bangkok to ONT flights in February, March
27 Feb - 23 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

31h 49m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

27h 05m
฿38,620

ยูไนเต็ด

Pick Dates

Deal found 3/2

28 Mar - 24 Apr
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

24h 46m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

27h 50m
฿38,787

ยูไนเต็ด

Pick Dates

Deal found 2/2

29 Mar - 6 Apr
DMK

Bangkok Don Mueang Intl

ONT

Ontario

2 stops

25h 55m
ONT

Ontario

DMK

Bangkok Don Mueang Intl

2 stops

45h 30m
฿39,154

Multiple Airlines

Pick Dates

Deal found 2/2

Bangkok to Ontario 2023 flight deals

Cheap flights to Ontario from Bangkok found for this year
27 Apr - 8 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

24h 46m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

38h 33m
฿32,717

ยูไนเต็ด

Pick Dates

Deal found 2/2

27 Apr - 8 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

30h 59m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

46h 32m
฿33,284

ยูไนเต็ด

Pick Dates

Deal found 3/2

27 Apr - 7 May
DMK

Bangkok Don Mueang Intl

ONT

Ontario

2 stops

24h 35m
ONT

Ontario

DMK

Bangkok Don Mueang Intl

2 stops

27h 20m
฿34,618

Multiple Airlines

Pick Dates

Deal found 2/2

Cheap ยูไนเต็ด flights from Bangkok to Ontario

27 Apr - 8 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

24h 46m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

38h 33m
฿32,717

ยูไนเต็ด

Pick Dates

Deal found 2/2

1 Jun - 31 Oct
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

24h 51m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

28h 20m
฿32,951

ยูไนเต็ด

Pick Dates

Deal found 4/2

27 Apr - 8 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

30h 59m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

46h 32m
฿33,284

ยูไนเต็ด

Pick Dates

Deal found 3/2

Cheap ไชน่าแอร์ไลน์ flights from Bangkok to Ontario

1 May - 7 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m
฿39,654

ไชน่าแอร์ไลน์

Pick Dates

Deal found 4/2

31 Mar - 6 Apr
BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m
฿39,854

ไชน่าแอร์ไลน์

Pick Dates

Deal found 4/2

29 Mar - 6 Apr
BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

18h 45m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

19h 35m
฿40,455

ไชน่าแอร์ไลน์

Pick Dates

Deal found 2/2

Last-minute flights from Bangkok to Ontario

Late deals on return flights to Ontario from Bangkok, departing today and this week
12 Feb - 2 Mar
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

41h 46m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

38h 44m
฿44,257

ยูไนเต็ด

Pick Dates

Deal found 2/2

10 Feb - 17 Feb
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

25h 26m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

2 stops

26h 50m
฿46,525

ยูไนเต็ด

Pick Dates

Deal found 4/2

12 Feb - 2 Mar
BKK

Bangkok Suvarnabhumi

ONT

Ontario

1 stop

38h 20m
ONT

Ontario

BKK

Bangkok Suvarnabhumi

1 stop

20h 00m
฿50,460

ไชน่าแอร์ไลน์

Pick Dates

Deal found 2/2

One-way flights to Ontario from Bangkok

The cheapest one-way flights from Bangkok to Ontario
23 May
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

25h 47m
฿19,577

เจแปนแอร์ไลน์

Pick Dates

Deal found 3/2

24 Mar
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

52h 40m
฿19,777

อเมริกันแอร์ไลน์

Pick Dates

Deal found 4/2

13 Feb
BKK

Bangkok Suvarnabhumi

ONT

Ontario

2 stops

41h 40m
฿20,444

อเมริกันแอร์ไลน์

Pick Dates

Deal found 2/2

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?

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 2 different airlines.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like ไชน่าแอร์ไลน์ and ยูไนเต็ด flying from Bangkok to Ontario have implemented new flexible cancellation policies.

Can I find flights from Bangkok to Ontario for under ฿32,800 on Cheapflights?

Yes, there are multiple flights from Bangkok to Ontario for under ฿32,800. The cheapest flight booked recently is on ยูไนเต็ด for just ฿32,717, but on average you can expect to pay ฿37,787.

Are there last-minute flights available from Bangkok to Ontario for under ฿44,300?

There are currently 7+ open flights from Bangkok to Ontario within the next 7 days for less than ฿44,300.

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

฿19,577 is the cheapest one-way deal found within the past few days, from เจแปนแอร์ไลน์. You may also be able to find cheap deals on อเมริกันแอร์ไลน์ and เอทิฮัดแอร์เวย์, with prices starting from ฿19,777 and ฿22,579, respectively.

What are the cheapest flights from Bangkok to Ontario?

Looking at all options, your cheapest flight can be booked for ฿25,723. While the most popular route (Bangkok Suvarnabhumi - Ontario) can be booked for ฿33,151 on average our data indicates ฿64,503 when flying from Bangkok to Ontario.

Other flights from Bangkok

Alternative routes for Bangkok to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to Los Angelesfrom ฿32,346 pp
Chiang Mai to San Diegofrom ฿33,545 pp
Krabi to Los Angelesfrom ฿34,640 pp
Koh Samui to Los Angelesfrom ฿57,267 pp
Chiang Mai to Oaklandfrom ฿77,742 pp
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