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Ontario

$112+ Cheap flights from Caribbean to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ONT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Caribbean to Ontario

Cheapest flights from Caribbean to Ontario
Explore the most affordable flight options available from Caribbean to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:06 pmSJU - ONT
1 stop16h 13mFrontier
Sun 12/214:41 pmONT - SJU
1 stop9h 53mFrontier
Deal found 12/10$355
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:06 pmSJU - ONT
1 stop16h 18mFrontier
Sun 1/42:43 pmONT - SJU
1 stop11h 51mFrontier
Deal found 12/11$462
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:44 amSJU - ONT
1 stop15h 32mAmerican Airlines
Thu 1/17:10 amONT - SJU
1 stop12h 12mAmerican Airlines
Deal found 12/10$502
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:25 amSJU - ONT
1 stop16h 33mAmerican Airlines
Tue 12/3011:59 pmONT - SJU
1 stop19h 28mAmerican Airlines
Deal found 12/11$509
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:31 pmSJU - ONT
2 stops11h 25mAmerican Airlines
Sun 12/2110:40 pmONT - SJU
1 stop19h 25mAmerican Airlines
Deal found 12/10$559
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 amSTI - ONT
2 stops21h 46mAmerican Airlines
Tue 1/612:57 pmONT - STI
2 stops22h 35mAmerican Airlines
Deal found 12/11$562
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:46 pmSJU - ONT
1 stop10h 06mUnited Airlines
Mon 1/511:59 pmONT - SJU
1 stop11h 41mUnited Airlines
Deal found 12/11$572
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:46 pmSJU - ONT
1 stop10h 06mUnited Airlines
Wed 1/78:00 amONT - SJU
1 stop9h 26mUnited Airlines
Deal found 12/11$607
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:03 amKIN - ONT
2 stops24h 45mAmerican Airlines
Tue 12/307:10 amONT - KIN
2 stops36h 41mAmerican Airlines
Deal found 12/11$631
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:44 amSJU - ONT
1 stop15h 32mAmerican Airlines
Sat 1/311:59 pmONT - SJU
1 stop19h 23mAmerican Airlines
Deal found 12/10$634
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:25 amSJU - ONT
1 stop16h 33mAmerican Airlines
Thu 1/17:10 amONT - SJU
1 stop12h 12mAmerican Airlines
Deal found 12/11$645
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:00 amKIN - ONT
1 stop13h 50mDelta
Tue 12/3010:29 pmONT - KIN
1 stop18h 27mDelta
Deal found 12/11$767

Find flight deals from Caribbean to Ontario

Keep the following information in mind while searching for Caribbean to Ontario flight deals. Data was last updated December 12, 2025.

Round-trip from

$283
(American Airlines)

One-way from

$112
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$477
From Caribbean to Ontario
Search Deals
One-way flight from Caribbean to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Caribbean 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Caribbean to Ontario that are best for you.

Fly from

Caribbean

Fly to

Ontario

Route

Depart

Return

Price

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 1/14

6:30 am-6:20 pm

2 stops15h 50m

Ontario

Sun 1/18

6:00 am-10:26 pm

1 stop12h 26m

$308

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 1/15

7:44 pm-1:48 pm

1 stop22h 04m

Ontario

Mon 1/19

3:23 pm-3:35 pm

2 stops20h 12m

$358

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 1/21

7:45 am-8:58 pm

2 stops17h 13m

Ontario

Sat 1/24

1:53 pm-6:11 am

2 stops12h 18m

$373

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 1/22

3:46 pm-9:58 pm

1 stop10h 12m

Ontario

Tue 1/27

8:00 am-9:26 pm

1 stop9h 26m

$373

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 1/29

3:46 pm-9:58 pm

1 stop10h 12m

Ontario

Sat 1/31

6:00 am-12:36 am

2 stops14h 36m

$431

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Fri 1/23

6:00 am-10:53 pm

2 stops20h 53m

Ontario

Mon 1/26

1:53 pm-2:53 pm

2 stops21h 00m

$516

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Sat 1/17

6:00 am-8:58 pm

2 stops18h 58m

Ontario

Sun 1/25

1:53 pm-2:53 pm

2 stops21h 00m

$567

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 12/26

11:03 am-8:48 am

2 stops24h 45m

Ontario

Tue 12/30

7:10 am-10:51 pm

2 stops36h 41m

$631

ProvidencialesOntario

PLS - ONT

PLSONT

Providenciales

Wed 2/4

5:06 pm-12:47 pm

2 stops22h 41m

Ontario

Sat 2/7

1:53 pm-1:17 pm

2 stops20h 24m

$719

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 12/26

9:00 am-7:50 pm

1 stop13h 50m

Ontario

Tue 12/30

10:29 pm-7:56 pm

1 stop18h 27m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 44 results
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Best time to book a flight from Caribbean to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Caribbean with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Caribbean to Ontario

What is the cheapest month to book a flight from Caribbean to Ontario?

Currently, February is the cheapest month in which you can book a flight from Caribbean to Ontario (average of $149). Flying from Caribbean to Ontario in November is currently the most expensive (average of $282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CB to ONT?

Find hourly flight availability from Caribbean to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Caribbean to Ontario in the evening. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Caribbean to Ontario, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Caribbean to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Caribbean?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Caribbean. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Caribbean to Ontario?

    For as low as $283, American Airlines can have you in Ontario from Caribbean in 16h 20m. There are 3334 mi between Caribbean and Ontario. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Caribbean to Ontario one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $171. Delta flights start at $172 while deals on American Airlines start at $178 one-way.

  • What are the most popular routes from Caribbean to Ontario?

    While some choose either Saint Thomas Island Cyril E King - Ontario or Providenciales - Ontario, San Juan Luis Munoz Marin Intl - Ontario is the most popular route from Caribbean to Ontario.

  • Can I find deals for flights from Caribbean to Ontario that include hotel bookings?

    Yes. In addition to deals on Caribbean to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Caribbean to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Caribbean to Ontario.

  • Can I find deals for business class flights from Caribbean to Ontario?

    Yes. Cheapflights offers flight deals from Caribbean to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Caribbean to Ontario?

    Currently, February is the cheapest month in which you can book a flight from Caribbean to Ontario (average of $149). Flying from Caribbean to Ontario in November is currently the most expensive (average of $282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Caribbean to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Caribbean to Ontario

Discover the top 2 airlines that operate flights from Caribbean to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$355Average$600FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$433Average$593FlexibilityNo cancel feeOn-time69%

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