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Ontario

$191+ 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ONT
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Caribbean to Ontario

Keep the following information in mind while searching for Caribbean to Ontario flight deals. Data was last updated March 26, 2025.

Round-trip from

$355
(United Airlines)

One-way from

$191
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$473
From Caribbean to Ontario
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One-way flight from Caribbean to Ontario
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Highest demand for flights based on searches. 16% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 26, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. 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 5/77:25 amSJU - ONT
2 stops16h 09mUnited Airlines
Sun 5/115:05 amONT - SJU
1 stop9h 25mUnited Airlines
Deal found 3/25$355
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Sat 5/176:30 amSJU - ONT
2 stops14h 53mAmerican Airlines
Tue 6/37:25 pmONT - SJU
2 stops12h 45mAmerican Airlines
Deal found 3/25$464
This JetBlue deal was found by Cheapflights users on 3/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1711:58 amSJU - ONT
1 stop12h 13mJetBlue
Sat 5/3110:59 pmONT - SJU
1 stop10h 45mJetBlue
Deal found 3/25$539
This American Airlines deal was found by Cheapflights users on 3/24. 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 4/1112:46 pmKIN - ONT
2 stops22h 15mAmerican Airlines
Sun 4/1311:59 pmONT - KIN
2 stops17h 41mAmerican Airlines
Deal found 3/24$548
This Delta deal was found by Cheapflights users on 3/24. 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.
Thu 5/89:00 amKIN - ONT
1 stop12h 33mDelta
Thu 5/157:05 amONT - KIN
1 stop10h 55mDelta
Deal found 3/24$636
This Southwest deal was found by Cheapflights users on 3/25. 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 4/117:40 amSJU - ONT
2 stops11h 30mSouthwest
Tue 4/155:45 amONT - SJU
2 stops13h 45mSouthwest
Deal found 3/25$640
This Delta deal was found by Cheapflights users on 3/25. 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 3/261:55 pmSTT - ONT
1 stop11h 48mDelta
Wed 4/25:30 pmONT - STT
2 stops18h 29mDelta
Deal found 3/25$779
This JetBlue deal was found by Cheapflights users on 3/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/158:45 amSTI - ONT
1 stop15h 26mJetBlue
Sun 6/110:59 pmONT - STI
1 stop11h 16mJetBlue
Deal found 3/24$801
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/412:59 amSJU - ONT
3 stops25h 14mMultiple Airlines
Tue 4/81:20 pmONT - SJU
3 stops31h 34mMultiple Airlines
Deal found 3/25$1,156
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/113:35 pmKIN - ONT
3 stops28h 21mMultiple Airlines
Sun 4/135:00 amONT - KIN
2 stops29h 25mMultiple Airlines
Deal found 3/24$1,224
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/203:42 pmSJU - ONT
2 stops29h 41mAlaska Airlines
Sat 9/276:00 amONT - SJU
2 stops29h 19mAlaska Airlines
Deal found 3/24$1,245
This United Airlines deal was found by Cheapflights users on 3/24. 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 12/102:48 pmMBJ - ONT
1 stop10h 38mUnited Airlines
Wed 12/177:00 amONT - MBJ
1 stop27h 46mUnited Airlines
Deal found 3/24$1,303

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 March 26, 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 5/7

7:25 am-8:34 pm

2 stops16h 09m

Ontario

Sun 5/11

5:05 am-5:30 pm

1 stop9h 25m

$355

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Sat 5/17

7:15 am-9:05 pm

1 stop16h 50m

Ontario

Tue 6/3

7:25 pm-11:10 am

2 stops12h 45m

$464

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Sat 5/17

11:58 am-9:11 pm

1 stop12h 13m

Ontario

Sat 5/31

10:59 pm-12:44 pm

1 stop10h 45m

$539

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 4/11

12:46 pm-9:01 am

2 stops22h 15m

Ontario

Sun 4/13

11:59 pm-7:40 pm

2 stops17h 41m

$548

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Thu 5/8

9:00 am-7:33 pm

1 stop12h 33m

Ontario

Thu 5/15

6:00 am-8:00 pm

2 stops12h 00m

$636

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Fri 4/11

7:40 am-4:10 pm

2 stops11h 30m

Ontario

Tue 4/15

5:45 am-10:30 pm

2 stops13h 45m

$640

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Thu 5/15

8:45 am-9:11 pm

1 stop15h 26m

Ontario

Sun 6/1

10:59 pm-1:15 pm

1 stop11h 16m

$801

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Fri 4/4

12:59 am-11:13 pm

3 stops25h 14m

Ontario

Tue 4/8

1:20 pm-11:54 pm

3 stops31h 34m

$1,156

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 4/11

3:35 pm-5:56 pm

3 stops28h 21m

Ontario

Sun 4/13

5:00 am-12:25 pm

2 stops29h 25m

$1,224

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Sat 9/20

3:42 pm-6:23 pm

2 stops29h 41m

Ontario

Sat 9/27

6:00 am-2:19 pm

2 stops29h 19m

$1,245

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 30 results
1
2
3

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, August is the cheapest month in which you can book a flight from Caribbean to Ontario (average of $246). Flying from Caribbean to Ontario in March is currently the most expensive (average of $326). 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 March 26, 2025.

When flying from Caribbean to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 March 26, 2025.
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.3
Good
2,922 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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.

  • 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 $195. American Airlines flights start at $237 while deals on United Airlines start at $243 one-way.

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

    While some choose either Kingston Norman Manley - Ontario or Saint Thomas Island Cyril E King - 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, August is the cheapest month in which you can book a flight from Caribbean to Ontario (average of $246). Flying from Caribbean to Ontario in March is currently the most expensive (average of $326). 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 3 airlines flying from Caribbean to Ontario

Discover the top 3 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$344Average$664FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$347Average$572FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$390Average$654FlexibilityNo cancel feeOn-time69%
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