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Cheap flights from Bangkok Suvarnabhumi Airport to Los Angeles from $428

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok Suvarnabhumi Airport to Los Angeles departing on 11/18. 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 Bangkok Suvarnabhumi Airport to Los Angeles

Cheap round-trip flights

STARLUX Airlines Logo
1:45 pm - 3:50 pmBKK-ONT
17h 05m1 stop
STARLUX Airlines Logo
9:45 pm - 12:35 pmONT-BKK
23h 50m1 stop
$744STARLUX Airlines
Find Deal
Fri, Dec 19 - Fri, Jan 9
STARLUX Airlines Logo
1:45 pm - 3:50 pmBKK-ONT
17h 05m1 stop
STARLUX Airlines Logo
9:45 pm - 12:35 pmONT-BKK
23h 50m1 stop
$762STARLUX Airlines
Find Deal
Fri, Dec 19 - Fri, Jan 9
STARLUX Airlines Logo
1:45 pm - 3:50 pmBKK-ONT
17h 05m1 stop
STARLUX Airlines Logo
11:10 pm - 4:40 pmONT-BKK
27h 30m1 stop
$775STARLUX Airlines
Find Deal
Wed, Dec 3 - Mon, May 4
China Airlines Logo
2:35 am - 4:50 pmBKK-ONT
29h 15m1 stop
China Airlines Logo
10:50 pm - 9:50 amONT-BKK
20h 00m1 stop
$849China Airlines
Find Deal
Thu, Dec 18 - Fri, Jan 9
China Airlines Logo
10:50 am - 6:40 pmBKK-ONT
21h 50m1 stop
China Airlines Logo
12:10 am - 12:10 pmONT-BKK
22h 00m1 stop
$851China Airlines
Find Deal
Thu, Sep 4 - Wed, Sep 17
China Airlines Logo
1:20 pm - 6:40 pmBKK-ONT
19h 20m1 stop
China Airlines Logo
12:10 am - 9:45 amONT-BKK
19h 35m1 stop
$852China Airlines
Find Deal
Thu, Sep 4 - Wed, Sep 17
China Airlines Logo
10:50 am - 6:00 pmBKK-ONT
21h 10m1 stop
China Airlines Logo
10:50 pm - 9:50 amONT-BKK
20h 00m1 stop
$853China Airlines
Find Deal
Tue, Sep 30 - Sun, Nov 2
United Airlines Logo
9:35 am - 5:37 pmBKK-ONT
46h 02m2 stops
United Airlines Logo
6:00 am - 4:35 amONT-BKK
32h 35m2 stops
$895United Airlines
Find Deal
Tue, Aug 19 - Fri, Aug 22
United Airlines Logo
9:35 am - 8:33 pmBKK-ONT
48h 58m2 stops
United Airlines Logo
6:50 pm - 11:55 pmONT-BKK
39h 05m2 stops
$898United Airlines
Find Deal
Tue, Sep 2 - Wed, Sep 10
United Airlines Logo
9:35 am - 5:40 pmBKK-ONT
46h 05m2 stops
United Airlines Logo
6:38 pm - 10:50 amONT-BKK
49h 12m2 stops
$899United Airlines
Find Deal
Tue, Sep 30 - Sun, Nov 2

United Airlines flights from Bangkok Suvarnabhumi Airport to Ontario

Our best United Airlines deals on Bangkok Suvarnabhumi Airport to Ontario flight tickets
United Airlines
Aug 19
BKK9:35 amBangkok Suvarnabhumi
46h 02m
2 stops
ONT5:37 pmOntario
Aug 22
ONT6:00 amOntario
32h 35m
2 stops
BKK4:35 amBangkok Suvarnabhumi
$895
Find similar
United Airlines
Sep 2
BKK9:35 amBangkok Suvarnabhumi
48h 58m
2 stops
ONT8:33 pmOntario
Sep 10
ONT6:50 pmOntario
39h 05m
2 stops
BKK11:55 pmBangkok Suvarnabhumi
$898
Find similar
United Airlines
Sep 30
BKK9:35 amBangkok Suvarnabhumi
46h 05m
2 stops
ONT5:40 pmOntario
Nov 2
ONT6:38 pmOntario
49h 12m
2 stops
BKK10:50 amBangkok Suvarnabhumi
$899
Find similar

STARLUX Airlines flights from Bangkok Suvarnabhumi Airport to Ontario

Our best STARLUX Airlines deals on Bangkok Suvarnabhumi Airport to Ontario flight tickets
STARLUX Airlines
Dec 19
BKK1:45 pmBangkok Suvarnabhumi
17h 05m
1 stop
ONT3:50 pmOntario
Jan 9
ONT9:45 pmOntario
23h 50m
1 stop
BKK12:35 pmBangkok Suvarnabhumi
$744
Find similar
STARLUX Airlines
Dec 19
BKK1:45 pmBangkok Suvarnabhumi
17h 05m
1 stop
ONT3:50 pmOntario
Jan 9
ONT9:45 pmOntario
23h 50m
1 stop
BKK12:35 pmBangkok Suvarnabhumi
$762
Find similar
STARLUX Airlines
Dec 3
BKK1:45 pmBangkok Suvarnabhumi
17h 05m
1 stop
ONT3:50 pmOntario
May 4
ONT11:10 pmOntario
27h 30m
1 stop
BKK4:40 pmBangkok Suvarnabhumi
$775
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok Suvarnabhumi Airport to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 12/19

1:45 pm-3:50 pm

1 stop17h 05m

Ontario

Fri 1/9

9:45 pm-12:35 pm

1 stop23h 50m

$744

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 12/19

1:45 pm-3:50 pm

1 stop17h 05m

Ontario

Fri 1/9

9:45 pm-12:35 pm

1 stop23h 50m

$762

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Wed 12/3

1:45 pm-3:50 pm

1 stop17h 05m

Ontario

Mon 5/4

11:10 pm-4:40 pm

1 stop27h 30m

$775

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Thu 12/18

2:35 am-4:50 pm

1 stop29h 15m

Ontario

Fri 1/9

10:50 pm-9:50 am

1 stop20h 00m

$849

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Thu 9/4

10:50 am-6:40 pm

1 stop21h 50m

Ontario

Wed 9/17

12:10 am-12:10 pm

1 stop22h 00m

$851

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Thu 9/4

1:20 pm-6:40 pm

1 stop19h 20m

Ontario

Wed 9/17

12:10 am-9:45 am

1 stop19h 35m

$852

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Tue 9/30

10:50 am-6:00 pm

1 stop21h 10m

Ontario

Sun 11/2

10:50 pm-9:50 am

1 stop20h 00m

$853

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Tue 8/19

9:35 am-5:37 pm

2 stops46h 02m

Ontario

Fri 8/22

6:00 am-4:35 am

2 stops32h 35m

$895

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Tue 9/2

9:35 am-8:33 pm

2 stops48h 58m

Ontario

Wed 9/10

6:50 pm-11:55 pm

2 stops39h 05m

$898

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Tue 9/30

9:35 am-5:40 pm

2 stops46h 05m

Ontario

Sun 11/2

6:38 pm-10:50 am

2 stops49h 12m

$899

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Ontario

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 Ontario?

In general, December is the cheapest month to fly from Bangkok Suvarnabhumi Airport to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $866. If you aren’t able to travel during the month of December, then book flights to Ontario from Bangkok Suvarnabhumi Airport during February instead. Flights to Ontario in February, while not as cheap as those in December, still average around $872.

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

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $891. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Bangkok Suvarnabhumi Airport to Ontario for around $1,014.

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

In the morning is the cheapest time of day to fly from Bangkok Suvarnabhumi Airport to Ontario when you can find flight prices for as low as $883. Flying to Ontario in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $953 on average. Flights to Ontario from Bangkok Suvarnabhumi Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Bangkok Suvarnabhumi Airport to Ontario flight prices changed over time?

As of July 2025, prices for Bangkok Suvarnabhumi Airport to Ontario flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Bangkok Suvarnabhumi Airport to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Suvarnabhumi Airport to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bangkok Suvarnabhumi Airport to Ontario (BKK to ONT) flight deals and tips

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

Best Price Found

$428

Fastest flight time

17h 05m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Bangkok Suvarnabhumi Airport in the past 72 hours is $428. The best round-trip flight deal from Bangkok Suvarnabhumi Airport to Ontario found on momondo in the last 72 hours is $744.
The fastest flight from Bangkok Suvarnabhumi Airport to Ontario takes 17h 05m
There are no direct flights from Bangkok Suvarnabhumi Airport to Ontario. Popular non-direct route for this connection is Bangkok Suvarnabhumi Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)
Search flight deals

  • How far is Bangkok Suvarnabhumi to Ontario by plane?

    The distance between Bangkok Suvarnabhumi and Ontario is about 8277.1 mi. Typically, this will take 17h 05m by plane in normal conditions.

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

    Prices for flights from Bangkok Suvarnabhumi Airport to Ontario Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport 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 Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Bangkok Suvarnabhumi Airport to Ontario?

Best airlines flying from Bangkok Suvarnabhumi Airport to Ontario

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Ontario with momondo
Airline
Rating
Free Cancellation
Price
China AirlinesPriceFrom $828Free CancellationRating
8.3
754 reviews
Search China Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Bangkok is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. All flights to Ontario from Bangkok on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Bangkok to Ontario 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 Bangkok to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Bangkok and alert you when they change.

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