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Cheap flights from Ontario to Bangkok from $484

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 2/6. 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.
6:15 am - 5:10 amONT-BKK
31h 55m2 stops
7:10 am - 2:29 pmBKK-ONT
22h 19m2 stops
$843United Airlines
Find Deal
Mon, Feb 10 - Wed, Feb 26
6:15 am - 5:10 amONT-BKK
31h 55m2 stops
7:10 am - 6:31 pmBKK-ONT
26h 21m2 stops
$844United Airlines
Find Deal
Mon, Feb 10 - Mon, Feb 17
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
1:00 am - 3:20 pmBKK-ONT
28h 20m2 stops
$857Korean Air
Find Deal
Mon, Mar 3 - Tue, Mar 25
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
1:00 am - 10:32 pmBKK-ONT
36h 32m2 stops
$858Korean Air
Find Deal
Mon, Feb 3 - Tue, Feb 25
11:45 pm - 4:45 pmONT-BKK
27h 00m1 stop
5:50 pm - 5:50 pmBKK-ONT
38h 00m1 stop
$871China Airlines
Find Deal
Tue, Mar 11 - Sun, Mar 23
12:10 am - 9:45 amONT-BKK
19h 35m1 stop
2:40 am - 6:05 pmBKK-ONT
29h 25m1 stop
$881China Airlines
Find Deal
Mon, Mar 31 - Tue, Apr 29
6:00 am - 11:20 pmONT-BKK
26h 20m2 stops
9:30 pm - 3:20 pmBKK-ONT
31h 50m2 stops
Wed, Feb 26 - Mon, Mar 10
11:33 am - 4:20 pmONT-BKK
37h 47m2 stops
3:00 pm - 6:17 pmBKK-ONT
41h 17m2 stops
Thu, Jan 16 - Thu, Mar 20
4:05 pm - 12:45 amONT-BKK
41h 40m2 stops
1:00 am - 10:32 pmBKK-ONT
36h 32m2 stops
$999Delta
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Tue, Jan 14 - Tue, Mar 4
6:00 am - 12:45 amONT-BKK
27h 45m2 stops
9:40 am - 10:40 pmBKK-ONT
27h 00m2 stops
$1,087Delta
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Wed, Feb 26 - Tue, Mar 11
6:00 am - 11:20 pmONT-BKK
26h 20m2 stops
$484Delta
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Thu, Feb 6
4:05 pm - 11:20 pmONT-BKK
40h 15m2 stops
$495Delta
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Sun, Feb 9
12:10 am - 9:45 amONT-BKK
19h 35m1 stop
$500China Airlines
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Mon, Apr 7
10:45 pm - 1:35 amONT-BKK
35h 50m1 stop
$517China Airlines
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Tue, Feb 4
6:00 am - 5:10 amONT-BKK
32h 10m2 stops
$537United Airlines
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Mon, Feb 24
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
$539Korean Air
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Thu, Feb 20
6:15 am - 12:05 amONT-BKK
26h 50m2 stops
$540United Airlines
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Tue, Jan 21
6:00 am - 9:30 pmONT-BKK
24h 30m2 stops
$544Korean Air
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Mon, Jan 20
6:00 am - 11:35 pmONT-BKK
26h 35m2 stops
$859Japan Airlines
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Thu, Nov 28
6:00 am - 11:35 pmONT-BKK
26h 35m2 stops
$911Japan Airlines
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Wed, Nov 27
10:45 pm - 1:05 pmONT-BKK
23h 20m1 stop
10:55 am - 4:50 pmBKK-ONT
20h 55m1 stop
$959China Airlines
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Mon, Nov 25 - Thu, Dec 12
10:45 pm - 4:45 pmONT-BKK
27h 00m1 stop
2:35 am - 4:50 pmBKK-ONT
29h 15m1 stop
$990China Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 17
10:45 pm - 9:50 amONT-BKK
20h 05m1 stop
2:35 am - 4:50 pmBKK-ONT
29h 15m1 stop
$1,004China Airlines
Find Deal
Sun, Nov 24 - Sun, Dec 8
5:40 am - 11:20 pmONT-BKK
26h 40m2 stops
1:00 am - 10:42 pmBKK-ONT
36h 42m2 stops
$1,069Korean Air
Find Deal
Mon, Nov 25 - Wed, Dec 11
5:40 am - 11:20 pmONT-BKK
26h 40m2 stops
9:40 am - 4:45 pmBKK-ONT
46h 05m2 stops
$1,079Korean Air
Find Deal
Mon, Nov 25 - Wed, Dec 4
5:40 am - 11:20 pmONT-BKK
26h 40m2 stops
1:00 am - 10:45 pmBKK-ONT
36h 45m2 stops
$1,144Delta
Find Deal
Mon, Nov 25 - Tue, Dec 3
5:40 am - 11:20 pmONT-BKK
26h 40m2 stops
9:40 am - 4:54 pmBKK-ONT
46h 14m2 stops
$1,148Delta
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Mon, Nov 25 - Sat, Dec 7
6:00 am - 11:35 pmONT-BKK
26h 35m2 stops
10:05 pm - 5:29 pmBKK-ONT
34h 24m2 stops
$2,490Japan Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
6:00 am - 5:10 amONT-BKK
32h 10m2 stops
7:10 am - 1:16 pmBKK-ONT
21h 06m2 stops
$2,501United Airlines
Find Deal
Mon, Nov 25 - Tue, Dec 24
6:00 am - 5:10 amONT-BKK
32h 10m2 stops
7:10 am - 2:33 pmBKK-ONT
22h 23m2 stops
$5,939United Airlines
Find Deal
Mon, Nov 25 - Sun, Dec 8

United Airlines flights from Ontario to Bangkok

Our best United Airlines deals on Ontario to Bangkok flight tickets
United Airlines
Feb 10
ONT6:15 amOntario
31h 55m
2 stops
BKK5:10 amBangkok Suvarnabhumi
Feb 26
BKK7:10 amBangkok Suvarnabhumi
22h 19m
2 stops
ONT2:29 pmOntario
United Airlines
Feb 10
ONT6:15 amOntario
31h 55m
2 stops
BKK5:10 amBangkok Suvarnabhumi
Feb 17
BKK7:10 amBangkok Suvarnabhumi
26h 21m
2 stops
ONT6:31 pmOntario
United Airlines
Jan 21
ONT6:15 amOntario
26h 50m
2 stops
BKK12:05 amBangkok Suvarnabhumi
Jan 28
BKK7:10 amBangkok Suvarnabhumi
28h 41m
2 stops
ONT8:51 pmOntario

Delta flights from Ontario to Bangkok

Our best Delta deals on Ontario to Bangkok flight tickets
Delta
Jan 14
ONT4:05 pmOntario
41h 40m
2 stops
BKK12:45 amBangkok Suvarnabhumi
Mar 4
BKK1:00 amBangkok Suvarnabhumi
36h 32m
2 stops
ONT10:32 pmOntario
Delta
Feb 26
ONT6:00 amOntario
27h 45m
2 stops
BKK12:45 amBangkok Suvarnabhumi
Mar 11
BKK9:40 amBangkok Suvarnabhumi
27h 00m
2 stops
ONT10:40 pmOntario
Delta
Nov 25
ONT5:40 amOntario
26h 40m
2 stops
BKK11:20 pmBangkok Suvarnabhumi
Dec 3
BKK1:00 amBangkok Suvarnabhumi
36h 45m
2 stops
ONT10:45 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 $896. 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 $1,061. 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 afternoon. momondo users have found flights departing from Ontario to Bangkok in the afternoon for as low as $919. 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 $976. 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 50 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 $1,016. 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 $892.

Can stopping save me money on Ontario to Bangkok flights?

You could potentially save up to 3% 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

$484

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 $484. 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 $684Free CancellationRating
8.3
476 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $785Free CancellationRating
8.4
1,024 reviews
Search Korean Air flights
United AirlinesPriceFrom $795Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $806Free CancellationRating
8.3
1,457 reviews
Search Japan Airlines flights
DeltaPriceFrom $807Free CancellationRating
8.0
8,755 reviews
Search Delta flights
China AirlinesPriceFrom $829Free CancellationRating
8.2
776 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