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Ontario

$146+ Cheap flights from Caribbean Islands 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ONT
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Caribbean Islands to Ontario

Keep the following information in mind while searching for Caribbean Islands to Ontario flight deals. Data was last updated April 17, 2025.

Round-trip from

$520
(United Airlines)

One-way from

$146
(Trip.com)
From Caribbean Islands to Ontario
Search Deals
One-way flight from Caribbean Islands to Ontario
Search Deals

Find flight deals from Caribbean Islands to Ontario

Cheapest flights from Caribbean Islands to Ontario
Explore the most affordable flight options available from Caribbean Islands to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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 11/209:35 amSJU - ONT
1 stop14h 36mAmerican Airlines
Sun 12/78:05 pmONT - SJU
2 stops13h 15mAmerican Airlines
Deal found 4/17$416
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 10/212:55 pmSJU - ONT
1 stop10h 01mUnited Airlines
Tue 10/285:40 amONT - SJU
1 stop8h 39mUnited Airlines
Deal found 4/16$445
This Southwest deal was found by Cheapflights users on 4/17. 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.
Wed 5/215:20 amSJU - ONT
2 stops13h 25mSouthwest
Fri 5/238:00 amONT - SJU
2 stops12h 55mSouthwest
Deal found 4/17$530
This JetBlue deal was found by Cheapflights users on 4/17. 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 5/311:55 amSJU - ONT
1 stop12h 30mJetBlue
Wed 5/710:59 pmONT - SJU
1 stop10h 35mJetBlue
Deal found 4/17$596
This Delta deal was found by Cheapflights users on 4/17. 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 5/11:55 pmSTT - ONT
1 stop11h 41mDelta
Tue 5/62:35 pmONT - STT
2 stops18h 32mDelta
Deal found 4/17$639
This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 4/298:06 pmSTI - ONT
2 stops17h 51mDelta
Fri 5/210:15 pmONT - STI
2 stops17h 26mDelta
Deal found 4/15$677
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 6/12:30 pmKIN - ONT
2 stops21h 28mAmerican Airlines
Sun 6/811:59 pmONT - KIN
2 stops17h 56mAmerican Airlines
Deal found 4/17$721
This American Airlines deal was found by Cheapflights users on 4/17. 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 5/111:30 amSTT - ONT
1 stop12h 29mAmerican Airlines
Mon 5/57:25 pmONT - STT
2 stops12h 30mAmerican Airlines
Deal found 4/17$729
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 4/216:00 amSTI - ONT
2 stops17h 42mUnited Airlines
Mon 4/284:23 pmONT - STI
2 stops17h 34mUnited Airlines
Deal found 4/16$752
This Delta deal was found by Cheapflights users on 4/17. 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.
Sun 6/19:00 amKIN - ONT
2 stops16h 42mDelta
Sun 6/87:05 amONT - KIN
1 stop10h 55mDelta
Deal found 4/17$774
This JetBlue deal was found by Cheapflights users on 4/16. 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.
Fri 5/308:45 amSTI - ONT
1 stop15h 26mJetBlue
Sat 5/3110:59 pmONT - STI
1 stop11h 16mJetBlue
Deal found 4/16$784
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 4/201:51 pmMBJ - ONT
2 stops27h 36mUnited Airlines
Tue 4/224:17 pmONT - MBJ
2 stops20h 53mUnited Airlines
Deal found 4/16$901

Cheapflights Fare Finder

Customize your flight search to find flights from Caribbean Islands 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 April 17, 2025.
Use the filters below to find and compare flights from Caribbean Islands to Ontario that are best for you.

Fly from

Caribbean Islands

Fly to

Ontario

Route

Depart

Return

Price

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 10/1

2:00 pm-8:33 pm

1 stop9h 33m

Ontario

Thu 10/9

5:10 am-5:30 pm

1 stop9h 20m

$520

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 5/21

5:20 am-3:45 pm

2 stops13h 25m

Ontario

Fri 5/23

8:00 am-11:55 pm

2 stops12h 55m

$530

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Wed 10/1

8:30 am-11:36 pm

2 stops18h 06m

Ontario

Thu 10/9

8:04 pm-1:45 pm

2 stops14h 41m

$595

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Sat 5/3

11:55 am-9:25 pm

1 stop12h 30m

Ontario

Wed 5/7

10:59 pm-12:34 pm

1 stop10h 35m

$596

Saint Thomas IslandOntario

STT - ONT

STTONT

Saint Thomas Island Cyril E King

Thu 5/1

1:55 pm-10:36 pm

1 stop11h 41m

Ontario

Tue 5/6

2:35 pm-12:07 pm

2 stops18h 32m

$639

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Tue 4/29

8:06 pm-10:57 am

2 stops17h 51m

Ontario

Fri 5/2

10:15 pm-6:41 pm

2 stops17h 26m

$677

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Sun 6/1

2:30 pm-9:58 am

2 stops21h 28m

Ontario

Sun 6/8

11:59 pm-7:55 pm

2 stops17h 56m

$721

Saint Thomas IslandOntario

STT - ONT

STTONT

Saint Thomas Island Cyril E King

Thu 5/1

11:30 am-8:59 pm

1 stop12h 29m

Ontario

Mon 5/5

7:25 pm-10:55 am

2 stops12h 30m

$729

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Tue 4/29

2:07 pm-12:38 pm

2 stops25h 31m

Ontario

Fri 5/2

1:45 pm-1:46 am

3 stops33h 01m

$752

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Sun 6/1

9:00 am-7:33 pm

1 stop12h 33m

Ontario

Sun 6/8

7:05 am-8:00 pm

1 stop10h 55m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 28 results
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2
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Best time to book a flight from Caribbean Islands to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Caribbean Islands 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 Islands to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Caribbean Islands to Ontario (average of $246). Flying from Caribbean Islands to Ontario in March is currently the most expensive (average of $328). 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 EPX to ONT?

Find hourly flight availability from Caribbean Islands 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 April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Caribbean Islands to Ontario as you normally would.

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 April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Caribbean Islands to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,926 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Caribbean Islands 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 Islands?

    If you book a flight to Ontario from Caribbean Islands, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $146. Users have also found prices from $195 and $223 on JetBlue and United Airlines, respectively.

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

    The most popular route from Caribbean Islands to Ontario is San Juan Luis Munoz Marin Intl - Ontario. You may also consider Santiago de los Caballeros - Ontario or Kingston Norman Manley - Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Caribbean Islands 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 Islands to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Caribbean Islands to Ontario (average of $246). Flying from Caribbean Islands to Ontario in March is currently the most expensive (average of $328). 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 Islands 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 Islands to Ontario

Discover the top 3 airlines that operate flights from Caribbean Islands 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$344Average$664FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$347Average$565FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$390Average$654FlexibilityNo cancel feeOn-time69%

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