What is the cheapest airline that flies from Caribbean to Ontario?

Frontier, American Airlines, and United Airlines are the most popular carriers operating from Caribbean to Ontario

What airlines fly to Ontario?

American Airlines, United Airlines and JetBlue are the top three most popular airlines that fly to Ontario from Caribbean according to our data. American Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Caribbean to Ontario Airport were last updated today.

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

There are 2 operators available for flights from Caribbean to Ontario Airport as of December 2025.

How old do you have to be to fly from Caribbean 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 Caribbean to Ontario Airport.

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

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$112 Cheap Flights from Caribbean to Ontario in 2025/26

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Find the cheapest flights from Caribbean to Los Angeles

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7:07 am - 6:45 pm

SJU

ONT

15h 38m1 stop

12:57 pm - 10:48 am

ONT

SJU

17h 51m2 stops

$283American Airlines

mar., ene. 13 - sáb., ene. 17

6:30 am - 6:20 pm

SJU

ONT

15h 50m2 stops

7:30 pm - 10:48 am

ONT

SJU

11h 18m2 stops

$308American Airlines

mié., ene. 14 - dom., ene. 18

7:07 am - 6:45 pm

SJU

ONT

15h 38m1 stop

7:16 am - 10:26 pm

ONT

SJU

11h 10m1 stop

$371American Airlines

mar., ene. 13 - sáb., ene. 17

7:45 am - 8:58 pm

SJU

ONT

17h 13m2 stops

1:24 pm - 6:11 am

ONT

SJU

12h 47m2 stops

$373United Airlines

mié., ene. 21 - sáb., ene. 24

10:00 am - 10:00 pm

SJU

ONT

15h 00m1 stop

1:05 pm - 12:45 am

ONT

SJU

8h 40m1 stop

$428Southwest

sáb., may. 30 - mar., jun. 23

3:46 pm - 9:58 pm

SJU

ONT

10h 12m1 stop

6:00 am - 12:36 am

ONT

SJU

14h 36m2 stops

$431United Airlines

jue., ene. 29 - sáb., ene. 31

5:35 am - 3:15 pm

SJU

ONT

12h 40m1 stop

9:55 am - 12:15 am

ONT

SJU

11h 20m2 stops

$450Southwest

vie., may. 29 - mié., jun. 24

10:00 am - 10:00 pm

SJU

ONT

15h 00m1 stop

9:55 am - 12:15 am

ONT

SJU

11h 20m2 stops

$451Southwest

sáb., may. 30 - mar., jun. 23

1:07 pm - 7:50 pm

SJU

ONT

10h 43m1 stop

7:05 am - 11:20 pm

ONT

SJU

12h 15m1 stop

$459Delta

mié., dic. 24 - jue., ene. 1

1:50 pm - 10:09 pm

SJU

ONT

11h 19m1 stop

11:25 pm - 1:47 pm

ONT

SJU

11h 22m1 stop

$465JetBlue

mar., may. 19 - mié., jun. 3

American Airlines flights from Caribbean to Ontario

Our best American Airlines deals on Caribbean to Ontario flight tickets

American Airlines

Jan 13

SJU6:00 amSan Juan Luis Munoz Marin Intl

16h 20m

2 stops

ONT6:20 pmOntario

Jan 17

ONT12:57 pmOntario

17h 51m

2 stops

SJU10:48 amSan Juan Luis Munoz Marin Intl

$283

Find similar

American Airlines

Jan 14

SJU7:07 amSan Juan Luis Munoz Marin Intl

11h 11m

1 stop

ONT2:18 pmOntario

Jan 18

ONT6:00 amOntario

12h 26m

1 stop

SJU10:26 pmSan Juan Luis Munoz Marin Intl

$308

Find similar

American Airlines

Jan 15

SJU1:24 pmSan Juan Luis Munoz Marin Intl

12h 49m

2 stops

ONT10:13 pmOntario

Jan 19

ONT4:45 pmOntario

18h 14m

2 stops

SJU2:59 pmSan Juan Luis Munoz Marin Intl

$363

Find similar

Frontier flights from Caribbean to Ontario

Our best Frontier deals on Caribbean to Ontario flight tickets

Frontier

Dec 18

SJU7:06 pmSan Juan Luis Munoz Marin Intl

16h 13m

1 stop

ONT7:19 amOntario

Dec 21

ONT4:41 pmOntario

9h 53m

1 stop

SJU6:34 amSan Juan Luis Munoz Marin Intl

$355

Find similar

Frontier

Dec 29

SJU7:06 pmSan Juan Luis Munoz Marin Intl

16h 18m

1 stop

ONT7:24 amOntario

Jan 4

ONT2:43 pmOntario

11h 51m

1 stop

SJU6:34 amSan Juan Luis Munoz Marin Intl

$462

Find similar

Frontier

Dec 24

SJU7:30 amSan Juan Luis Munoz Marin Intl

35h 51m

2 stops

ONT3:21 pmOntario

Jan 3

ONT6:00 amOntario

39h 37m

2 stops

SJU1:37 amSan Juan Luis Munoz Marin Intl

$646

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mar. 1/13

7:07 am-6:45 pm

1 stop15h 38m

Ontario

sáb. 1/17

12:57 pm-10:48 am

2 stops17h 51m

$283

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mié. 1/14

6:30 am-6:20 pm

2 stops15h 50m

Ontario

dom. 1/18

7:30 pm-10:48 am

2 stops11h 18m

$308

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mar. 1/13

7:07 am-6:45 pm

1 stop15h 38m

Ontario

sáb. 1/17

7:16 am-10:26 pm

1 stop11h 10m

$371

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mié. 1/21

7:45 am-8:58 pm

2 stops17h 13m

Ontario

sáb. 1/24

1:24 pm-6:11 am

2 stops12h 47m

$373

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

sáb. 5/30

10:00 am-10:00 pm

1 stop15h 00m

Ontario

mar. 6/23

1:05 pm-12:45 am

1 stop8h 40m

$428

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

jue. 1/29

3:46 pm-9:58 pm

1 stop10h 12m

Ontario

sáb. 1/31

6:00 am-12:36 am

2 stops14h 36m

$431

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

vie. 5/29

5:35 am-3:15 pm

1 stop12h 40m

Ontario

mié. 6/24

9:55 am-12:15 am

2 stops11h 20m

$450

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

sáb. 5/30

10:00 am-10:00 pm

1 stop15h 00m

Ontario

mar. 6/23

9:55 am-12:15 am

2 stops11h 20m

$451

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mié. 12/24

1:07 pm-7:50 pm

1 stop10h 43m

Ontario

jue. 1/1

7:05 am-11:20 pm

1 stop12h 15m

$459

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

mar. 5/19

1:50 pm-10:09 pm

1 stop11h 19m

Ontario

mié. 6/3

11:25 pm-1:47 pm

1 stop11h 22m

$465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Caribbean 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

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, July is the cheapest month to fly from Caribbean to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $333. If you aren’t able to travel during the month of July, then book flights to Ontario from Caribbean during March instead. Flights to Ontario in March, while not as cheap as those in July, still average around $358.

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 Wednesday when prices can be found for as low as $364. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Caribbean to Ontario for around $734.

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 Caribbean to Ontario when you can find flight prices for as low as $363. 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 in the afternoon when prices are $665 on average. Flights to Ontario from Caribbean in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Caribbean to Ontario flights?

You could potentially save up to 22% on your flight if you consider stops on a Caribbean to Ontario flight.

Cheap Caribbean to Ontario flight deals and tips

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

Fastest flight time	9h 32m
Direct flights	None

The fastest flight from Caribbean to Ontario takes 9h 32m

There are no direct flights from Caribbean to Ontario. There are no popular flight routes from Caribbean to Ontario.

Search flight deals

When did momondo last update prices for flights from Caribbean to Ontario Airport?
Prices for flights from Caribbean to Ontario Airport were last updated today.
How many operators does momondo search for flights from Caribbean to Ontario Airport?
There are 2 operators available for flights from Caribbean to Ontario Airport as of December 2025.
How old do you have to be to fly from Caribbean 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 Caribbean to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Caribbean to Ontario

Compare and see reviews for airlines that fly from Caribbean to Ontario with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $355	Free Cancellation	Rating 7.2 11,050 reviews		Search American Airlines flights
United Airlines	PriceFrom $433	Free Cancellation	Rating 7.4 9,095 reviews		Search United Airlines flights

Why use momondo?

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

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 Caribbean to Ontario for you.

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

momondo does allow users to show only those flights to Ontario from Caribbean which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Ontario from Caribbean. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Ontario from Caribbean. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.