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

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

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

Four cabin classes are available on flights from Ontario to Bangkok Suvarnabhumi Airport: • Economy Class • Premium Economy Class • Business Class • First Class Prices vary by airline.

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

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

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

Yes. Flexible dates can save you up to 21% on flights from Ontario to Bangkok Suvarnabhumi Airport. Monday is the cheapest departure day at $814 round-trip on average, while Friday is the most expensive at $1,022, a difference of $208. 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 Bangkok Suvarnabhumi Airport?

Some of the most popular sights in Bangkok Suvarnabhumi Airport are Pratunam, Siam Square and Thailand Cultural Center. These are among the most viewed places in Bangkok Suvarnabhumi Airport on KAYAK.

How expensive are last-minute Ontario to Bangkok Suvarnabhumi Airport flights?

Last-minute fares on this route (booked within two weeks of departure) run 1% above the $866 route average. Book 15 weeks before departure for the lowest fares.

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

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

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

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 Ontario to Bangkok Suvarnabhumi Airport looking right now?

One-way fares from Ontario to Bangkok Suvarnabhumi Airport are currently lower than usual. Average one-way flight prices are about $443, which is 7% below the typical average for this route.

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

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

What car rental options are available at Bangkok Suvarnabhumi Airport (BKK)?

Bangkok Suvarnabhumi Airport (BKK) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Yesaway • Hertz

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

Round-trip flights from Ontario to Bangkok Suvarnabhumi Airport range from $774 to $1,079, with an average of $866 over the past 12 months. Anything below $774 counts as a good deal.

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

Round-trip flights from Ontario to Bangkok Suvarnabhumi Airport typically range from $774 to $1,079. The lowest price found in the past 5 days was $836, on Delta.

What's the cheapest day of the week to fly from Ontario to Bangkok Suvarnabhumi Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Ontario to Bangkok Suvarnabhumi Airport. It’s 7% cheaper than the average day, while Friday is the most expensive, with prices 18% higher.

What’s the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport?

•January is the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport at $769 round-trip. •June ($1,555) and December ($1,456) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 102% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Ontario to Bangkok Suvarnabhumi Airport the cheapest?

Flights from Ontario to Bangkok Suvarnabhumi Airport are cheapest 15 weeks before departure. Booking in this window typically costs about 11% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Which airline is the cheapest to fly from Ontario to Bangkok Suvarnabhumi Airport?

Delta ($836) and Korean Air ($887) are the cheapest airlines to fly round-trip from Ontario to Bangkok Suvarnabhumi Airport according to KAYAK data over the last 5 days.

What is the cheapest layover airport when flying from Ontario to Bangkok Suvarnabhumi Airport?

Flights via Taipei City Taiwan Taoyuan Intl (TPE) offer the most affordable fares, with an average round-trip price of $997. Based on KAYAK data over the past 3 months.

When flying from Ontario to Bangkok Suvarnabhumi Airport which airport offers the shortest layover?

Taipei City Taiwan Taoyuan Intl (TPE) had the shortest average connection time for Ontario to Bangkok Suvarnabhumi Airport layovers at 10h 54m over the past 3 months.

$363 CHEAP FLIGHTS from Ontario to Bangkok Suvarnabhumi (ONT - BKK)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$836

Typical prices: $774-$1,079

Delta

Tue 1/16Wed 2/7

ONT - BKK • 2 stops

Cheapest one-way

$363

Typical prices: $426-$648

Korean Air

Fri 1/19

ONT - BKK • 2 stops

Nonstop flights

Not available

There are currently no direct flights between Ontario and Bangkok Suvarnabhumi Airport. You'll need to take a connecting flight to reach the destination.

Insights

When to book

15 weeks

in advance

Our data shows that travelers who book at least 15 weeks in advance save around 11% compared to booking last minute.

Insights

When to travel

January

Cheapest • 11% price drop

December

Most popular

Good to know

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Bangkok Suvarnabhumi Airport!

Flight Deals

Cheap Flights from Ontario to Bangkok (ONT-BKK)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Bangkok

Sat, Jan 16 - Sun, Feb 7

7:00 am - 9:30 pmONT Ontario-BKK Bangkok Suvarnabhumi

23h 30m2 stops Seattle/Tacoma Intl Incheon Intl

1:05 am - 10:43 pmBKK Bangkok Suvarnabhumi-ONT Ontario

36h 38m2 stops Incheon Intl Seattle/Tacoma Intl

$836Delta

Wed, Nov 25 - Tue, Dec 15

7:00 am - 1:25 pmONT Ontario-BKK Bangkok Suvarnabhumi

39h 25m2 stops Seattle/Tacoma Intl Incheon Intl

11:15 pm - 10:59 pmBKK Bangkok Suvarnabhumi-ONT Ontario

38h 44m2 stops Incheon Intl Seattle/Tacoma Intl

$842Delta

Tue, Dec 8 - Thu, Jan 14

7:00 am - 9:30 pmONT Ontario-BKK Bangkok Suvarnabhumi

47h 30m2 stops Seattle/Tacoma Intl Incheon Intl

1:05 am - 10:43 pmBKK Bangkok Suvarnabhumi-ONT Ontario

36h 38m2 stops Incheon Intl Seattle/Tacoma Intl

$848Korean Air

Tue, Dec 8 - Wed, Jan 13

7:00 am - 9:30 pmONT Ontario-BKK Bangkok Suvarnabhumi

47h 30m2 stops Seattle/Tacoma Intl Incheon Intl

1:05 am - 1:57 pmBKK Bangkok Suvarnabhumi-ONT Ontario

27h 52m2 stops Incheon Intl Seattle/Tacoma Intl

$848Korean Air

Thu, Jan 14 - Thu, Jan 28

6:00 am - 10:50 pmONT Ontario-BKK Bangkok Suvarnabhumi

25h 50m2 stops San Francisco Tokyo Narita

9:10 am - 3:18 pmBKK Bangkok Suvarnabhumi-ONT Ontario

21h 08m2 stops Tokyo Haneda San Francisco

$888United Airlines

Wed, Feb 24 - Wed, Mar 17

8:00 am - 10:50 pmONT Ontario-BKK Bangkok Suvarnabhumi

23h 50m2 stops San Francisco Tokyo Narita

9:10 am - 8:19 pmBKK Bangkok Suvarnabhumi-ONT Ontario

25h 09m2 stops Tokyo Haneda San Francisco

$888United Airlines

Mon, Nov 23 - Tue, Dec 8

9:45 pm - 4:30 pmONT Ontario-BKK Bangkok Suvarnabhumi

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:45 pm - 3:55 pmBKK Bangkok Suvarnabhumi-ONT Ontario

17h 10m1 stop Taipei City Taiwan Taoyuan Intl

$956STARLUX Airlines

Mon, Nov 23 - Tue, Dec 8

9:45 pm - 12:35 pmONT Ontario-BKK Bangkok Suvarnabhumi

23h 50m1 stop Taipei City Taiwan Taoyuan Intl

1:45 pm - 3:55 pmBKK Bangkok Suvarnabhumi-ONT Ontario

17h 10m1 stop Taipei City Taiwan Taoyuan Intl

$958STARLUX Airlines

Sun, Feb 28 - Sun, Mar 14

10:50 pm - 9:50 amONT Ontario-BKK Bangkok Suvarnabhumi

20h 00m1 stop Taipei City Taiwan Taoyuan Intl

10:55 am - 5:05 pmBKK Bangkok Suvarnabhumi-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$988China Airlines

Tue, Feb 23 - Sun, Mar 7

10:50 pm - 9:50 amONT Ontario-BKK Bangkok Suvarnabhumi

20h 00m1 stop Taipei City Taiwan Taoyuan Intl

2:05 pm - 5:05 pmBKK Bangkok Suvarnabhumi-ONT Ontario

18h 00m1 stop Taipei City Taiwan Taoyuan Intl

$989China Airlines

Recent last minute flight deals from Ontario to Bangkok

Tue, Oct 20 - Tue, Nov 10

8:03 am - 11:55 pmONT Ontario-BKK Bangkok Suvarnabhumi

25h 52m2 stops San Francisco Tokyo Narita

7:10 am - 12:29 pmBKK Bangkok Suvarnabhumi-ONT Ontario

20h 19m2 stops Tokyo Narita San Francisco

$902United Airlines

Sun, Oct 25 - Thu, Oct 29

1:35 pm - 12:20 amONT Ontario-BKK Bangkok Suvarnabhumi

44h 45m2 stops Salt Lake City Incheon Intl

1:05 am - 11:55 pmBKK Bangkok Suvarnabhumi-ONT Ontario

36h 50m2 stops Incheon Intl Salt Lake City

$913Delta

Tue, Oct 20 - Mon, Oct 26

8:03 am - 10:15 pmONT Ontario-BKK Bangkok Suvarnabhumi

24h 12m2 stops San Francisco Tokyo Narita

4:55 pm - 10:48 pmBKK Bangkok Suvarnabhumi-ONT Ontario

19h 53m2 stops Hong Kong Intl San Francisco

$918United Airlines

Sun, Oct 25 - Sun, Mar 21

6:00 pm - 11:05 pmONT Ontario-BKK Bangkok Suvarnabhumi

39h 05m2 stops Seattle/Tacoma Intl Incheon Intl

11:15 pm - 10:43 pmBKK Bangkok Suvarnabhumi-ONT Ontario

37h 28m2 stops Incheon Intl Seattle/Tacoma Intl

$919Korean Air

Sun, Oct 25 - Sat, Mar 20

6:00 pm - 12:20 amONT Ontario-BKK Bangkok Suvarnabhumi

40h 20m2 stops Seattle/Tacoma Intl Incheon Intl

1:05 am - 10:43 pmBKK Bangkok Suvarnabhumi-ONT Ontario

35h 38m2 stops Incheon Intl Seattle/Tacoma Intl

$919Korean Air

Wed, Oct 21 - Sun, Nov 1

11:30 pm - 4:40 pmONT Ontario-BKK Bangkok Suvarnabhumi

27h 10m1 stop Taipei City Taiwan Taoyuan Intl

5:40 pm - 3:55 pmBKK Bangkok Suvarnabhumi-ONT Ontario

37h 15m1 stop Taipei City Taiwan Taoyuan Intl

$971STARLUX Airlines

Wed, Oct 21 - Wed, Oct 28

11:30 pm - 4:40 pmONT Ontario-BKK Bangkok Suvarnabhumi

27h 10m1 stop Taipei City Taiwan Taoyuan Intl

1:45 pm - 4:55 pmBKK Bangkok Suvarnabhumi-ONT Ontario

17h 10m1 stop Taipei City Taiwan Taoyuan Intl

$971STARLUX Airlines

Sun, Oct 25 - Fri, Nov 13

11:50 pm - 1:35 amONT Ontario-BKK Bangkok Suvarnabhumi

35h 45m1 stop Taipei City Taiwan Taoyuan Intl

2:05 pm - 5:05 pmBKK Bangkok Suvarnabhumi-ONT Ontario

18h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,000China Airlines

Sun, Oct 25 - Fri, Oct 30

11:50 pm - 1:35 amONT Ontario-BKK Bangkok Suvarnabhumi

35h 45m1 stop Taipei City Taiwan Taoyuan Intl

10:55 am - 6:05 pmBKK Bangkok Suvarnabhumi-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$1,005China Airlines

Tue, Oct 20 - Wed, Oct 28

6:20 am - 9:45 pmONT Ontario-BKK Bangkok Suvarnabhumi

25h 25m2 stops Seattle/Tacoma Intl Incheon Intl

9:50 am - 5:12 pmBKK Bangkok Suvarnabhumi-ONT Ontario

21h 22m2 stops Incheon Intl Seattle/Tacoma Intl

$1,228Delta

Booking Insights

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

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

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Bangkok Suvarnabhumi Airport? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Bangkok Suvarnabhumi Airport departing in january.
What's the cheapest day of the week to fly from Ontario to Bangkok Suvarnabhumi Airport?: Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Ontario to Bangkok Suvarnabhumi Airport. It’s 7% cheaper than the average day, while Friday is the most expensive, with prices 18% higher.
What’s the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Ontario to Bangkok Suvarnabhumi Airport, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •January is the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport at $769 round-trip.
•June ($1,555) and December ($1,456) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 102% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
When are flights from Ontario to Bangkok Suvarnabhumi Airport the cheapest?: Flights from Ontario to Bangkok Suvarnabhumi Airport are cheapest 15 weeks before departure. Booking in this window typically costs about 11% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Low season	July
High season	December
Cheapest flight	$363

Beat the crowds with an average 38% drop in travelers.

The most popular month to fly with an average 52% increase in travelers.

One-way flight from Ontario to Bangkok Suvarnabhumi Airport

When to book flights from Ontario to Bangkok

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

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Ontario to Bangkok Suvarnabhumi Airport?
Four cabin classes are available on flights from Ontario to Bangkok Suvarnabhumi Airport:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.
How long is a flight from Ontario to Bangkok Suvarnabhumi Airport?
A nonstop flight from Ontario to Bangkok Suvarnabhumi Airport takes 00m, covering 8,280 miles.
Do I need a passport to fly from Ontario to Bangkok Suvarnabhumi Airport?
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 much should I expect to pay for a Ontario to Bangkok Suvarnabhumi Airport flight?
Round-trip flights from Ontario to Bangkok Suvarnabhumi Airport range from $774 to $1,079, with an average of $866 over the past 12 months. Anything below $774 counts as a good deal.
How expensive are last-minute Ontario to Bangkok Suvarnabhumi Airport flights?
Last-minute fares on this route (booked within two weeks of departure) run 1% above the $866 route average. Book 15 weeks before departure for the lowest fares.
How are flight prices from Ontario to Bangkok Suvarnabhumi Airport looking right now?
One-way fares from Ontario to Bangkok Suvarnabhumi Airport are currently lower than usual. Average one-way flight prices are about $443, which is 7% below the typical average for this route.
What car rental options are available at Bangkok Suvarnabhumi Airport (BKK)?
Bangkok Suvarnabhumi Airport (BKK) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Yesaway
• Hertz
Which airports can I use when flying from Ontario to Bangkok Suvarnabhumi Airport?
Flights from Ontario to Bangkok Suvarnabhumi Airport usually depart from Ontario (ONT) and arrive at Bangkok Suvarnabhumi (BKK).
Which airports do connecting flights from Ontario to Bangkok Suvarnabhumi Airport pass through?
Most connecting flights from Ontario to Bangkok Suvarnabhumi Airport pass through Taipei City Taiwan Taoyuan Intl (TPE), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Ontario to Bangkok Suvarnabhumi Airport?
Yes. Flexible dates can save you up to 21% on flights from Ontario to Bangkok Suvarnabhumi Airport. Monday is the cheapest departure day at $814 round-trip on average, while Friday is the most expensive at $1,022, a difference of $208.

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 is the time difference between Ontario and Bangkok Suvarnabhumi Airport?
Bangkok Suvarnabhumi Airport is 14 hours ahead of Ontario (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Bangkok Suvarnabhumi Airport?
Some of the most popular sights in Bangkok Suvarnabhumi Airport are Pratunam, Siam Square and Thailand Cultural Center. These are among the most viewed places in Bangkok Suvarnabhumi Airport on KAYAK.

If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average $814, about $208 less than Friday fares (20% savings) based on the last 12 months.
For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 11% versus last-minute pricing (KAYAK booking data, last 12 months).
If you can choose when to travel, plan your Ontario to Bangkok Suvarnabhumi Airport trip for January. Fares historically average $769 round-trip in that month - typically $786 less than the most expensive month, which is June (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Suvarnabhumi Airport.

• Regency Bangkok Suvarnabhumi Airpor
• Suvarnabhumi Ville Airport Hotel
• Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)

More options for your flight from Ontario to Bangkok

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Car rentals in Bangkok

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Vacations in Bangkok

ONT - BKK

$363 Find Cheap Flights from Ontario to Bangkok Suvarnabhumi Airport - Compare and Save

Everything you should know

Cheap Flights from Ontario to Bangkok (ONT-BKK)

Recent round-trip flight deals from Ontario to Bangkok

Recent one-way flight deals from Ontario to Bangkok

Recent last minute flight deals from Ontario to Bangkok

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

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

What's the cheapest day of the week to fly from Ontario to Bangkok Suvarnabhumi Airport?

What’s the cheapest month to fly from Ontario to Bangkok Suvarnabhumi Airport?

When are flights from Ontario to Bangkok Suvarnabhumi Airport the cheapest?

Which airline is the cheapest to fly from Ontario to Bangkok Suvarnabhumi Airport?

What is the cheapest layover airport when flying from Ontario to Bangkok Suvarnabhumi Airport?

When flying from Ontario to Bangkok Suvarnabhumi Airport which airport offers the shortest layover?

Key details for Ontario to Bangkok Suvarnabhumi Airport flights

Low season

High season

Cheapest flight

When to book flights from Ontario to Bangkok

Your Ontario to Bangkok Suvarnabhumi Airport flight questions, answered

Your guide to booking Ontario to Bangkok Suvarnabhumi Airport flights

More options for your flight from Ontario to Bangkok

Complete your trip to Bangkok with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Bangkok

Find direct flights to and from Ontario and Bangkok

Flights from domestic origins to Bangkok

Choose which airport to fly into in Ontario

Flights to other popular destinations

Find deals for your return flight