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Cheap flights from Ontario to Bangkok from $418

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 5/5. 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.
Delta Logo
7:00 am - 1:05 amONT-BKK
28h 05m2 stops
Delta Logo
2:35 am - 11:46 pmBKK-ONT
35h 11m2 stops
$777Delta
Find Deal
Mon, Sep 22 - Sun, Oct 19
Korean Air Logo
6:00 am - 11:40 pmONT-BKK
27h 40m2 stops
Korean Air Logo
9:40 pm - 6:20 pmBKK-ONT
34h 40m2 stops
$782Korean Air
Find Deal
Tue, May 13 - Tue, May 20
United Airlines Logo
6:00 am - 11:55 pmONT-BKK
27h 55m2 stops
United Airlines Logo
9:35 am - 8:33 pmBKK-ONT
24h 58m2 stops
$805United Airlines
Find Deal
Thu, Aug 21 - Wed, Sep 10
United Airlines Logo
6:00 am - 11:55 pmONT-BKK
27h 55m2 stops
United Airlines Logo
7:00 am - 5:37 pmBKK-ONT
24h 37m2 stops
$808United Airlines
Find Deal
Wed, Aug 20 - Tue, Sep 2
STARLUX Airlines Logo
11:10 pm - 4:40 pmONT-BKK
27h 30m1 stop
STARLUX Airlines Logo
5:50 pm - 5:05 pmBKK-ONT
37h 15m1 stop
$819STARLUX Airlines
Find Deal
Mon, Sep 1 - Tue, Sep 16
STARLUX Airlines Logo
11:10 pm - 12:00 pmONT-BKK
22h 50m1 stop
STARLUX Airlines Logo
5:50 pm - 5:05 pmBKK-ONT
37h 15m1 stop
$834STARLUX Airlines
Find Deal
Wed, Oct 8 - Thu, Oct 23
China Airlines Logo
12:45 am - 9:45 amONT-BKK
19h 00m1 stop
China Airlines Logo
2:40 am - 6:00 pmBKK-ONT
29h 20m1 stop
$875China Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 16
China Airlines Logo
12:45 am - 9:45 amONT-BKK
19h 00m1 stop
China Airlines Logo
10:50 am - 6:00 pmBKK-ONT
21h 10m1 stop
$898China Airlines
Find Deal
Sun, Aug 31 - Tue, Sep 16
 Logo
6:00 am - 11:40 pmONT-BKK
27h 40m2 stops
 Logo
11:30 pm - 6:20 pmBKK-ONT
32h 50m2 stops
Tue, May 13 - Sat, May 31
 Logo
6:00 am - 3:30 pmONT-BKK
43h 30m2 stops
 Logo
5:50 pm - 5:05 pmBKK-ONT
37h 15m1 stop
Mon, Sep 1 - Tue, Sep 16

United Airlines flights from Ontario to Bangkok

Our best United Airlines deals on Ontario to Bangkok flight tickets
United Airlines
Aug 21
ONT6:00 amOntario
27h 55m
2 stops
BKK11:55 pmBangkok Suvarnabhumi
Sep 10
BKK9:35 amBangkok Suvarnabhumi
24h 58m
2 stops
ONT8:33 pmOntario
United Airlines
Aug 20
ONT6:00 amOntario
27h 55m
2 stops
BKK11:55 pmBangkok Suvarnabhumi
Sep 2
BKK7:00 amBangkok Suvarnabhumi
24h 37m
2 stops
ONT5:37 pmOntario
United Airlines
Sep 3
ONT6:00 amOntario
27h 55m
2 stops
BKK11:55 pmBangkok Suvarnabhumi
Sep 24
BKK9:35 amBangkok Suvarnabhumi
24h 58m
2 stops
ONT8:33 pmOntario

STARLUX Airlines flights from Ontario to Bangkok

Our best STARLUX Airlines deals on Ontario to Bangkok flight tickets
STARLUX Airlines
Sep 1
ONT11:10 pmOntario
27h 30m
1 stop
BKK4:40 pmBangkok Suvarnabhumi
Sep 16
BKK5:50 pmBangkok Suvarnabhumi
37h 15m
1 stop
ONT5:05 pmOntario
STARLUX Airlines
Oct 8
ONT11:10 pmOntario
22h 50m
1 stop
BKK12:00 pmBangkok Suvarnabhumi
Oct 23
BKK5:50 pmBangkok Suvarnabhumi
37h 15m
1 stop
ONT5:05 pmOntario
STARLUX Airlines
Aug 11
ONT11:45 pmOntario
22h 15m
1 stop
BKK12:00 pmBangkok Suvarnabhumi
Aug 28
BKK5:50 pmBangkok Suvarnabhumi
37h 50m
1 stop
ONT5:40 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 March instead. Flights to Bangkok in March, while not as cheap as those in September, still average around $871.

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?

You are more likely to see cheaper flights to Bangkok from Ontario when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $1,056 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Ontario for as low as $884 on momondo.

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

$418

Fastest flight time

19h 00m

Direct flights

None

Airports in Bangkok

2 airports
The best one-way flight to Bangkok from Ontario in the past 72 hours is $418. The best round-trip flight deal from Ontario to Bangkok found on momondo in the last 72 hours is $777.
The fastest flight from Ontario to Bangkok takes 19h 00m
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 00m.

  • 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
Korean AirPriceFrom $785Free CancellationRating
8.4
1,068 reviews
Search Korean Air flights
United AirlinesPriceFrom $795Free CancellationRating
7.4
8,696 reviews
Search United Airlines flights
DeltaPriceFrom $807Free CancellationRating
8.0
7,934 reviews
Search Delta flights
China AirlinesPriceFrom $826Free CancellationRating
8.3
732 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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1 adult
Mon 5/5
Mon 5/12

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok