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Ontario

$168+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ONT
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:44 pm
SJU
-
ONT
1 stop15h 42m
Multiple Airlines
Tue 3/32:06 pm
ONT
-
SJU
2 stops21h 25m
Multiple Airlines
Deal found 1/27$327
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 4/291:00 pm
SJU
-
ONT
1 stop11h 00m
Delta
Sat 5/97:00 am
ONT
-
SJU
1 stop12h 54m
Delta
Deal found 1/28$367
This American Airlines deal was found by Cheapflights users on 1/27. 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 2/278:40 am
SJU
-
ONT
1 stop16h 44m
American Airlines
Tue 3/37:00 am
ONT
-
SJU
1 stop12h 31m
American Airlines
Deal found 1/27$372
This United Airlines deal was found by Cheapflights users on 1/28. 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 4/301:40 pm
SJU
-
ONT
1 stop9h 56m
United Airlines
Fri 5/156:00 am
ONT
-
SJU
1 stop11h 38m
United Airlines
Deal found 1/28$374
This United Airlines deal was found by Cheapflights users on 1/27. 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 6/172:40 pm
MBJ
-
ONT
2 stops28h 38m
United Airlines
Sat 6/275:00 am
ONT
-
MBJ
1 stop8h 45m
United Airlines
Deal found 1/27$379
This Faresmojo deal was found by Cheapflights users on 1/26. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:50 pm
SJU
-
ONT
1 stop11h 19m
JetBlue
Wed 6/1011:25 pm
ONT
-
SJU
1 stop11h 22m
JetBlue
Deal found 1/26$385
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 am
SJU
-
ONT
1 stop12h 40m
Southwest
Wed 6/241:05 pm
ONT
-
SJU
1 stop8h 40m
Southwest
Deal found 1/28$397
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:50 am
SJU
-
ONT
2 stops14h 15m
Southwest
Tue 3/36:05 am
ONT
-
SJU
2 stops10h 50m
Southwest
Deal found 1/27$404
This United Airlines deal was found by Cheapflights users on 1/28. 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 5/272:05 am
SJU
-
ONT
2 stops13h 27m
United Airlines
Wed 6/245:55 am
ONT
-
SJU
1 stop11h 43m
United Airlines
Deal found 1/28$414
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 am
SJU
-
ONT
1 stop12h 40m
Southwest
Wed 6/109:55 am
ONT
-
SJU
2 stops11h 20m
Southwest
Deal found 1/28$415
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:35 am
SJU
-
ONT
1 stop12h 40m
Southwest
Tue 6/239:55 am
ONT
-
SJU
2 stops11h 20m
Southwest
Deal found 1/29$421
This United Airlines deal was found by Cheapflights users on 1/27. 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 4/291:40 pm
SJU
-
ONT
1 stop9h 56m
United Airlines
Tue 5/126:00 am
ONT
-
SJU
1 stop11h 38m
United Airlines
Deal found 1/27$424

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 January 29, 2026.

Round-trip from

$327
(Kiwi.com)

One-way from

$168
(Delta)

Popular in

January

Cheapest in

October

Average price

$526
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 ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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 4/29

1:00 pm-9:00 pm

1 stop11h 00m

Ontario

Sat 5/9

7:00 am-10:54 pm

1 stop12h 54m

$367

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 4/30

1:40 pm-8:36 pm

1 stop9h 56m

Ontario

Fri 5/15

6:00 am-8:38 pm

1 stop11h 38m

$374

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Wed 6/17

2:40 pm-5:18 pm

2 stops28h 38m

Ontario

Sat 6/27

5:00 am-3:45 pm

1 stop8h 45m

$379

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 5/27

1:50 pm-10:09 pm

1 stop11h 19m

Ontario

Wed 6/10

11:25 pm-1:47 pm

1 stop11h 22m

$385

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 5/28

5:35 am-3:15 pm

1 stop12h 40m

Ontario

Wed 6/24

1:05 pm-12:45 am

1 stop8h 40m

$397

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Fri 2/27

10:50 am-9:05 pm

2 stops14h 15m

Ontario

Tue 3/3

6:05 am-8:55 pm

2 stops10h 50m

$404

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 5/27

2:05 am-12:32 pm

2 stops13h 27m

Ontario

Wed 6/24

5:55 am-8:38 pm

1 stop11h 43m

$414

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Fri 5/29

5:35 am-3:15 pm

1 stop12h 40m

Ontario

Tue 6/23

1:05 pm-12:45 am

1 stop8h 40m

$421

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 4/29

1:40 pm-8:36 pm

1 stop9h 56m

Ontario

Wed 5/13

7:00 am-8:34 pm

1 stop10h 34m

$424

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Thu 6/4

1:50 pm-10:09 pm

1 stop11h 19m

Ontario

Mon 6/8

11:25 pm-12:49 pm

1 stop10h 24m

$431

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 57 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.

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 January 29, 2026.
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
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

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
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

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
11,205 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

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 $374, United Airlines can have you in Ontario from Caribbean in 9h 56m. 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. American Airlines flights start at $178 while deals on United Airlines start at $228 one-way.

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

    While some choose either Montego Bay Sangster Intl - Ontario or Santiago de los Caballeros - 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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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$355Average$600FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$367Average$520FlexibilityNo cancel feeOn-time69%

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