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Cheap flights from Ontario to Bangkok from $453

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Bangkok departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Bangkok

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Bangkok that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Bangkok.

Cheap last minute flights

Planning a quick getaway from Ontario to Bangkok? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Bangkok, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Bangkok

Find recent round-trip train or bus tickets from Ontario to Bangkok.

All round-trip flight deals to Bangkok

The cheapest plane tickets to Bangkok found on KAYAK recently.
5:05 am - 12:05 amONT-BKK
28h 00m2 stops
9:35 am - 8:24 pmBKK-ONT
24h 49m2 stops
$843United Airlines
Find Deal
Mon, Mar 3 - Wed, May 21
5:10 am - 12:05 amONT-BKK
27h 55m2 stops
7:10 am - 8:40 pmBKK-ONT
28h 30m2 stops
$846United Airlines
Find Deal
Mon, Feb 10 - Thu, Feb 27
12:10 am - 9:45 amONT-BKK
19h 35m1 stop
2:40 am - 6:00 pmBKK-ONT
29h 20m1 stop
$861China Airlines
Find Deal
Mon, May 5 - Mon, May 26
5:40 am - 9:30 pmONT-BKK
25h 50m2 stops
11:30 pm - 10:23 pmBKK-ONT
36h 53m2 stops
$864Korean Air
Find Deal
Mon, Mar 24 - Sun, Apr 6
11:45 pm - 1:05 pmONT-BKK
23h 20m1 stop
10:50 am - 6:00 pmBKK-ONT
21h 10m1 stop
$873China Airlines
Find Deal
Wed, Mar 12 - Wed, May 14
5:40 am - 9:45 pmONT-BKK
26h 05m2 stops
9:40 pm - 5:14 pmBKK-ONT
33h 34m2 stops
$886Korean Air
Find Deal
Tue, Apr 8 - Wed, Apr 23
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
9:30 pm - 3:25 pmBKK-ONT
32h 55m2 stops
Wed, Feb 5 - Mon, Feb 24
6:00 am - 12:45 amONT-BKK
27h 45m2 stops
9:30 pm - 3:25 pmBKK-ONT
32h 55m2 stops
Mon, Jan 20 - Mon, Feb 10
6:00 am - 12:45 amONT-BKK
27h 45m2 stops
1:00 am - 10:32 pmBKK-ONT
36h 32m2 stops
$993Delta
Find Deal
Wed, Feb 12 - Tue, Feb 18
4:05 pm - 11:20 pmONT-BKK
40h 15m2 stops
1:00 am - 10:32 pmBKK-ONT
36h 32m2 stops
$1,002Delta
Find Deal
Sat, Feb 1 - Tue, Feb 18
8:26 am - 10:00 pmONT-BKK
46h 34m2 stops
Thu, Feb 20
6:00 am - 11:20 pmONT-BKK
26h 20m2 stops
$484Delta
Find Deal
Wed, Jan 29
10:45 pm - 4:45 pmONT-BKK
27h 00m1 stop
$500China Airlines
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Mon, Jan 27
10:45 pm - 4:45 pmONT-BKK
27h 00m1 stop
$517China Airlines
Find Deal
Wed, Jan 29
6:00 am - 11:35 pmONT-BKK
26h 35m2 stops
$538Japan Airlines
Find Deal
Mon, Jan 27
7:00 am - 9:30 pmONT-BKK
23h 30m2 stops
$539Korean Air
Find Deal
Wed, Jan 1
5:00 am - 11:55 pmONT-BKK
28h 55m2 stops
$540United Airlines
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Wed, Apr 9
10:47 am - 12:05 amONT-BKK
46h 18m2 stops
$551United Airlines
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Tue, Feb 4
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
$556Korean Air
Find Deal
Wed, Jan 29
6:00 am - 11:35 pmONT-BKK
26h 35m2 stops
$558Japan Airlines
Find Deal
Tue, Jan 28
10:45 pm - 1:35 amONT-BKK
35h 50m1 stop
10:55 am - 4:50 pmBKK-ONT
20h 55m1 stop
$1,175China Airlines
Find Deal
Fri, Dec 27 - Tue, Jan 28
10:45 pm - 1:35 amONT-BKK
35h 50m1 stop
2:35 am - 4:50 pmBKK-ONT
29h 15m1 stop
$1,224China Airlines
Find Deal
Fri, Dec 27 - Sat, Jan 25
10:45 pm - 1:35 amONT-BKK
35h 50m1 stop
2:35 am - 4:50 pmBKK-ONT
29h 15m1 stop
$1,305China Airlines
Find Deal
Fri, Dec 27 - Thu, Jan 23
10:45 pm - 1:35 amONT-BKK
35h 50m1 stop
7:45 am - 4:50 pmBKK-ONT
24h 05m2 stops
$1,496
Find Deal
Fri, Dec 27 - Mon, Jan 20
8:52 pm - 10:35 amONT-BKK
46h 43m2 stops
2:40 pm - 10:49 amBKK-ONT
35h 09m2 stops
$1,653
Find Deal
Fri, Dec 27 - Mon, Jan 20
7:00 am - 12:45 amONT-BKK
26h 45m2 stops
9:40 am - 3:25 pmBKK-ONT
44h 45m2 stops
$1,897Korean Air
Find Deal
Thu, Dec 26 - Mon, Jan 20
7:00 am - 9:30 pmONT-BKK
23h 30m2 stops
11:15 pm - 3:25 pmBKK-ONT
31h 10m2 stops
$1,935Korean Air
Find Deal
Fri, Dec 27 - Mon, Jan 20
7:00 am - 11:20 pmONT-BKK
25h 20m2 stops
11:15 pm - 10:42 pmBKK-ONT
38h 27m2 stops
$3,219Delta
Find Deal
Mon, Dec 23 - Thu, Jan 2
1:57 pm - 12:05 amONT-BKK
43h 08m2 stops
7:10 am - 5:53 pmBKK-ONT
25h 43m2 stops
$3,643United Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
6:50 pm - 5:10 amONT-BKK
43h 20m2 stops
7:10 am - 8:49 pmBKK-ONT
28h 39m2 stops
$5,972United Airlines
Find Deal
Thu, Dec 26 - Sat, Jan 4

Delta flights from Ontario to Bangkok

Our best Delta deals on Ontario to Bangkok flight tickets
Delta
Feb 12
ONT6:00 amOntario
27h 45m
2 stops
BKK12:45 amBangkok Suvarnabhumi
Feb 18
BKK1:00 amBangkok Suvarnabhumi
36h 32m
2 stops
ONT10:32 pmOntario
Delta
Feb 1
ONT4:05 pmOntario
40h 15m
2 stops
BKK11:20 pmBangkok Suvarnabhumi
Feb 18
BKK1:00 amBangkok Suvarnabhumi
36h 32m
2 stops
ONT10:32 pmOntario
Delta
Jan 30
ONT6:00 amOntario
27h 45m
2 stops
BKK12:45 amBangkok Suvarnabhumi
Apr 25
BKK9:40 pmBangkok Suvarnabhumi
33h 34m
2 stops
ONT5:14 pmOntario

China Airlines flights from Ontario to Bangkok

Our best China Airlines deals on Ontario to Bangkok flight tickets
China Airlines
May 5
ONT12:10 amOntario
19h 35m
1 stop
BKK9:45 amBangkok Suvarnabhumi
May 26
BKK2:40 amBangkok Suvarnabhumi
29h 20m
1 stop
ONT6:00 pmOntario
China Airlines
Mar 12
ONT11:45 pmOntario
23h 20m
1 stop
BKK1:05 pmBangkok Suvarnabhumi
May 14
BKK10:50 amBangkok Suvarnabhumi
21h 10m
1 stop
ONT6:00 pmOntario
China Airlines
Feb 1
ONT10:45 pmOntario
35h 50m
1 stop
BKK1:35 amBangkok Suvarnabhumi
Feb 19
BKK2:05 pmBangkok Suvarnabhumi
17h 45m
1 stop
ONT4:50 pmOntario

See travel insights to Bangkok from

How to get the cheapest flight ticket from Ontario to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from Ontario during October instead. Flights to Bangkok in October, while not as cheap as those in September, still average around $843.

What is the cheapest day to depart on your flight to Bangkok?

On average, the least expensive day to fly to Bangkok from Ontario is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $887. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Ontario to Bangkok on a Saturday will generally be more expensive and average around $1,056. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bangkok?

According to our data, the cheapest time of day to fly to Bangkok is in the morning. momondo users have found flights departing from Ontario to Bangkok in the morning for as low as $901. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $970. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

We recommend purchasing flights from Ontario to Bangkok 16 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Bangkok for $1,074. Keep in mind that you might also find cheap flights to Bangkok outside of this time window. In fact, momondo users recently found flights from Ontario to Bangkok for $839.

Can stopping save me money on Ontario to Bangkok flights?

You could potentially save up to 9% on your flight if you consider stops on a Ontario to Bangkok flight.

Cheap Ontario to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Bangkok

Best Price Found

$453

Fastest flight time

19h 35m

Direct flights

None

Airports in Bangkok

2 airports
The best one-way flight to Bangkok from Ontario in the past 72 hours is $453. The best round-trip flight deal from Ontario to Bangkok found on momondo in the last 72 hours is $843.
The fastest flight from Ontario to Bangkok takes 19h 35m
There are no direct flights from Ontario to Bangkok. Popular non-direct routes for this connection are Ontario Airport - Bangkok Don Mueang Intl Airport and Ontario Airport - Bangkok Suvarnabhumi Airport.
There are 2 airports near Bangkok: Bangkok Suvarnabhumi (BKK), Bangkok Don Mueang Intl (DMK)

  • How far is Ontario to Bangkok by plane?

    A flight from Ontario to Bangkok will travel around 8282.1 mi. In terms of flight time, this usually takes a little over 19h 35m.

  • When did momondo last update prices for flights from Ontario Airport to Bangkok?

    Prices for flights from Ontario Airport to Bangkok refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to Bangkok?

  • How old do you have to be to fly from Ontario Airport to Bangkok?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Bangkok.

  • What documentation or ID do you need to fly to Bangkok?

    The travel and health documents you'll need for your trip to Bangkok may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Ontario to Bangkok

Compare and see reviews for airlines that fly from Ontario to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $683Free CancellationRating
8.2
474 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $785Free CancellationRating
8.4
1,025 reviews
Search Korean Air flights
United AirlinesPriceFrom $795Free CancellationRating
7.4
9,022 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $806Free CancellationRating
8.3
1,440 reviews
Search Japan Airlines flights
DeltaPriceFrom $807Free CancellationRating
8.0
8,594 reviews
Search Delta flights
China AirlinesPriceFrom $828Free CancellationRating
8.2
753 reviews
Search China Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Bangkok?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Bangkok for you.

Can I find flights from Ontario to Bangkok with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bangkok from Ontario with this policy.

How can momondo help me find flights from Ontario to Bangkok?

Once all potential Ontario to Bangkok flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Bangkok right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Bangkok now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bangkok and let you know when they change.


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Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok