BKK - ONT

$487 Find Cheap Flights from Bangkok to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$819
Typical prices: $735-$886
China Airlines
Thu 10/18Sat 3/3
BKK - ONT • 1 stop
Cheapest one-way
$487
Typical prices: $509-$687
China Airlines
Mon 10/29
BKK - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Bangkok Suvarnabhumi Airport and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 7% price drop
December
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to Ontario!
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Flight Deals

Cheap Flights from Bangkok to Ontario (BKK-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Bangkok to Ontario

Tue, Oct 20 - Wed, Mar 3
China Airlines Logo
10:50 am - 6:00 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
21h 10m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 9:50 amONT  Ontario-BKK Bangkok Suvarnabhumi
20h 00m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Fri, Jan 22 - Sun, Jan 31
China Airlines Logo
5:50 pm - 5:05 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
38h 15m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 1:05 pmONT  Ontario-BKK Bangkok Suvarnabhumi
23h 15m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Wed, Oct 7 - Thu, Oct 29
China Airlines Logo
2:40 am - 6:00 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
29h 20m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:50 pm - 4:45 pmONT  Ontario-BKK Bangkok Suvarnabhumi
26h 55m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Wed, Oct 7 - Wed, Oct 28
China Airlines Logo
5:30 pm - 6:00 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
38h 30m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
11:50 pm - 4:45 pmONT  Ontario-BKK Bangkok Suvarnabhumi
26h 55m1 stop Taipei City Taiwan Taoyuan Intl
$819China Airlines
Thu, Oct 22 - Sat, Oct 31
STARLUX Airlines Logo
5:50 pm - 5:05 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
37h 15m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
10:45 pm - 4:30 pmONT  Ontario-BKK Bangkok Suvarnabhumi
27h 45m1 stop Taipei City Taiwan Taoyuan Intl
$844STARLUX Airlines
Wed, Oct 7 - Wed, Feb 17
STARLUX Airlines Logo
1:10 pm - 5:05 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
17h 55m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
9:45 pm - 4:30 pmONT  Ontario-BKK Bangkok Suvarnabhumi
27h 45m1 stop Taipei City Taiwan Taoyuan Intl
$849STARLUX Airlines
Sat, Oct 17 - Mon, Mar 8
STARLUX Airlines Logo
1:10 pm - 5:05 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
17h 55m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
9:45 pm - 12:35 pmONT  Ontario-BKK Bangkok Suvarnabhumi
23h 50m1 stop Taipei City Taiwan Taoyuan Intl
$850STARLUX Airlines
Thu, Sep 17 - Mon, Sep 21
United Airlines Logo
7:00 am - 8:01 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
27h 01m2 stops Tokyo Narita San Francisco
United Airlines Logo
6:08 am - 4:35 amONT  Ontario-BKK Bangkok Suvarnabhumi
32h 27m2 stops San Francisco Tokyo Haneda
$940United Airlines
Wed, Oct 7 - Wed, Oct 28
Multiple Airlines Logo
1:10 pm - 5:05 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
17h 55m1 stop Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
6:20 am - 9:30 pmONT  Ontario-BKK Bangkok Suvarnabhumi
25h 10m2 stops Seattle/Tacoma Intl Incheon Intl
$940Multiple Airlines
Mon, Oct 19 - Sat, Mar 6
United Airlines Logo
9:35 am - 10:51 pmBKK  Bangkok Suvarnabhumi-ONT Ontario
27h 16m2 stops Tokyo Haneda San Francisco
United Airlines Logo
6:53 pm - 5:10 amONT  Ontario-BKK Bangkok Suvarnabhumi
43h 17m2 stops San Francisco Tokyo Haneda
$941United Airlines
Booking Insights

Price, demand and travel trends for Bangkok Suvarnabhumi Airport to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Bangkok Suvarnabhumi Airport to Ontario with more confidence.

How much is a round-trip flight from Bangkok Suvarnabhumi Airport to Ontario?

Round-trip flights from Bangkok Suvarnabhumi Airport to Ontario start at $819. Prices are typical for this route right now, with typical round-trip fares ranging from $735 to $886. The lowest price found in the past 5 days was $819 on China Airlines.

Find deals

Key details for Bangkok Suvarnabhumi Airport to Ontario flights

Low season

July

Cheapest flight

$487
Most popular time to fly and prices are also 3% lower on average.
Flight from Bangkok Suvarnabhumi Airport to Ontario

When to book flights from Bangkok to Ontario

Are your dates flexible? Find out the best times to travel from Bangkok to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Bangkok Suvarnabhumi Airport to Ontario flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Bangkok Suvarnabhumi Airport to Ontario?

    Flights from Bangkok Suvarnabhumi Airport to Ontario usually depart from Bangkok Suvarnabhumi (BKK) and arrive at Ontario (ONT).

  • What cabin classes can I book on flights from Bangkok Suvarnabhumi Airport to Ontario?

    Three cabin classes are available on flights from Bangkok Suvarnabhumi Airport to Ontario:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Bangkok Suvarnabhumi Airport to Ontario pass through?

    Most connecting flights from Bangkok Suvarnabhumi Airport to Ontario pass through Taipei City Taiwan Taoyuan Intl (TPE), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Bangkok Suvarnabhumi Airport to Ontario?

    Yes. Being flexible with your travel dates can save you up to 33% on the Bangkok Suvarnabhumi Airport to Ontario route. Monday is the cheapest departure day at $702 round-trip on average, while Sunday is the most expensive at $1,038, a difference of $336. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center, Ontario Mills and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

  • How long is a flight from Bangkok Suvarnabhumi Airport to Ontario?

    A nonstop flight from Bangkok Suvarnabhumi Airport to Ontario takes 0h 00m, covering 8,280 miles.

  • Do I need a passport to fly from Bangkok Suvarnabhumi Airport to Ontario?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Bangkok Suvarnabhumi Airport to Ontario looking right now?

    One-way fares from Bangkok Suvarnabhumi Airport to Ontario are currently lower than usual. Average one-way flight prices are about $497, which is 15% below the typical average for this route.

  • What is the time difference between Bangkok Suvarnabhumi Airport and Ontario?

    Ontario is 14 hours behind Bangkok Suvarnabhumi Airport (Pacific Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    · Fox
    · Thrifty
    · Europcar
    · Dollar
    · Alamo

  • How much should I expect to pay for a Bangkok Suvarnabhumi Airport to Ontario flight?

    Round-trip flights from Bangkok Suvarnabhumi Airport to Ontario range from $735 to $886, with an average of $755 over the past 12 months. Anything below $735 counts as a good deal.

Your guide to booking Bangkok Suvarnabhumi Airport to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Sunday. On this route, Monday flights average $702 - about $336 less than Sunday (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Bangkok Suvarnabhumi Airport to Ontario trip for February. Fares historically average $699 round-trip in that month - typically $643 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.
    - Azure Hotel & Suites, Trademark Collection by Wyndham
    - La Quinta Inn & Suites by Wyndham Ontario Airport
    - Holiday Inn Ontario Airport By IHG

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

Information on your arrival and departure airports

Bangkok (BKK)
Ontario (ONT)