Bangkok Flight Deals
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Ontario, United States
One way

Bangkok to Ontario

1 stop · Taipei
13:45BKK → ONT15:55

15h 5m · 1 stop

2h 5m layover Taipei

฿18,360
฿18,820-2%
฿460 below average
Starlux Airlines
Lowest 10% in next 365 days

Exact-itinerary fare history

Near tracked low

Route avg. ฿18,820

฿21,501฿18,333Jul 29Sep 10
First seen
฿18,419
Tracked low
฿18,333
Now
฿18,360
View one-way fare

Continue to secure booking

One-way itinerary

Outbound flight only

OutboundDecember 28·Monday

13:45

BKK

1 stop
15h 5m

15:55

ONTPST

  1. Starlux Airlines
    BKK13:45TPE18:25
    3h 40m
  2. 2h 5m layover in Taipei
  3. Starlux Airlines
    TPE20:30ONT15:55
    11h 25m

Baggage varies — check booking details.

Nearby one-way departures to Ontario15 days around December 28, 2026
AvgMinp25–p75
฿20,000฿25,000฿30,000฿35,000Dec 13Dec 19Dec 25Dec 31Jan 6Jan 12

Cheapest

฿17,120

Dec 14

Global average

฿18,820

All travel dates

December avg

฿19,770

Selected month

One-way price check

Compared only with historical one-way fares on this route

฿18,360
One-way low ฿17,120One-way high ฿35,075

Current fare

฿18,360

One-way average

฿18,820

This month

฿19,239

Deal score

20/100

Flexible Dates

One-way departures around your current date

Depart →
Wed
Dec 23
Thu
Dec 24
Fri
Dec 25
Sat
Dec 26
Sun
Dec 27
Mon
Dec 28
Tue
Dec 29
Wed
Dec 30
Thu
Dec 31
Fri
Jan 1
Sat
Jan 2
One way฿17,596฿19,741฿17,120฿17,554฿19,741
฿18,360
฿17,560฿22,147฿35,080฿34,943–

One-way price history

This itinerary’s recorded one-way fare over time

Jul 29 – Sep 10 · Price History
LowestHighest▼ 0% since Jul 29
฿22,150฿20,000฿17,850฿18,360Jul 29 18:56Aug 12 21:56Aug 27 00:56Sep 10 03:56

Ontario

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FAQ about Ontario

What is the cheapest flight from Bangkok to Ontario?
The lowest currently observed flight from Bangkok to Ontario is ฿17,120. Confirm the final itinerary total and availability before booking.
What is the average flight price from Bangkok to Ontario?
The average price for flights from Bangkok to Ontario is around ฿18,820. You can save up to 9% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Ontario?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Ontario.
Are there direct flights from Bangkok to Ontario?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Ontario.
Do I need a visa to visit Ontario, United States?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of United States for the most up-to-date visa information before booking your flight.
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