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Ontario

$213+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ONT
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$386
(American Airlines)

One-way from

$213
(United Airlines)
From Caribbean Islands to Ontario
Search Deals
One-way flight from Caribbean Islands to Ontario
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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 July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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 10/13:55 pmSJU - ONT
2 stops21h 10mAmerican Airlines
Thu 10/910:29 pmONT - SJU
2 stops14h 25mAmerican Airlines
Deal found 7/31$386
This JetBlue deal was found by Cheapflights users on 7/31. 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.
Tue 9/301:25 pmSJU - ONT
1 stop11h 04mJetBlue
Sat 10/1110:56 pmONT - SJU
1 stop12h 58mJetBlue
Deal found 7/31$410
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 10/316:45 amSJU - ONT
2 stops13h 49mUnited Airlines
Mon 11/37:00 amONT - SJU
1 stop10h 00mUnited Airlines
Deal found 7/28$425
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/136:00 amSTI - ONT
2 stops19h 30mUnited Airlines
Sat 9/201:15 pmONT - STI
2 stops20h 42mUnited Airlines
Deal found 7/30$531
This American Airlines deal was found by Cheapflights users on 7/30. 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 10/221:39 pmSTT - ONT
2 stops22h 40mAmerican Airlines
Tue 10/2810:29 pmONT - STT
2 stops14h 36mAmerican Airlines
Deal found 7/30$595
This JetBlue deal was found by Cheapflights users on 7/30. 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 9/138:55 amSTI - ONT
1 stop15h 34mJetBlue
Sat 9/2010:56 pmONT - STI
1 stop16h 08mJetBlue
Deal found 7/30$626
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:05 amKIN - ONT
1 stop14h 24mJetBlue
Fri 9/1910:56 pmONT - KIN
1 stop18h 10mJetBlue
Deal found 7/29$628
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:00 amKIN - ONT
2 stops14h 54mAmerican Airlines
Fri 9/1910:35 pmONT - KIN
2 stops19h 03mAmerican Airlines
Deal found 7/29$657
This United Airlines deal was found by Cheapflights users on 7/30. 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 12/151:02 pmSTT - ONT
2 stops27h 15mUnited Airlines
Mon 1/56:39 pmONT - STT
2 stops13h 21mUnited Airlines
Deal found 7/30$761
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/62:40 pmMBJ - ONT
1 stop8h 57mUnited Airlines
Sat 8/96:39 pmONT - MBJ
2 stops18h 47mUnited Airlines
Deal found 7/31$843
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:00 amKIN - ONT
2 stops16h 42mDelta
Fri 9/197:05 amONT - KIN
1 stop10h 55mDelta
Deal found 7/29$1,085
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/110:39 amMBJ - ONT
1 stop13h 30mJetBlue
Mon 9/111:59 pmONT - MBJ
1 stop11h 09mJetBlue
Deal found 7/29$1,115

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 July 31, 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

3:55 pm-10:05 am

2 stops21h 10m

Ontario

Thu 10/9

10:29 pm-3:54 pm

2 stops14h 25m

$386

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Tue 9/30

1:25 pm-9:29 pm

1 stop11h 04m

Ontario

Sat 10/11

10:56 pm-2:54 pm

1 stop12h 58m

$410

San JuanOntario

SJU - ONT

SJUONT

San Juan Luis Munoz Marin Intl

Fri 10/31

6:45 am-5:34 pm

2 stops13h 49m

Ontario

Mon 11/3

7:00 am-9:00 pm

1 stop10h 00m

$425

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Sat 9/13

6:00 am-10:30 pm

2 stops19h 30m

Ontario

Sat 9/20

1:15 pm-12:57 pm

2 stops20h 42m

$531

Saint Thomas IslandOntario

STT - ONT

STTONT

Saint Thomas Island Cyril E King

Wed 10/22

1:39 pm-9:19 am

2 stops22h 40m

Ontario

Tue 10/28

10:29 pm-4:05 pm

2 stops14h 36m

$595

Santiago de los CaballerosOntario

STI - ONT

STIONT

Santiago de los Caballeros

Sat 9/13

8:55 am-9:29 pm

1 stop15h 34m

Ontario

Sat 9/20

10:56 pm-6:04 pm

1 stop16h 08m

$626

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 9/12

9:05 am-9:29 pm

1 stop14h 24m

Ontario

Fri 9/19

10:56 pm-7:06 pm

1 stop18h 10m

$628

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 9/12

6:00 am-6:54 pm

2 stops14h 54m

Ontario

Fri 9/19

10:35 pm-7:38 pm

2 stops19h 03m

$657

Saint Thomas IslandOntario

STT - ONT

STTONT

Saint Thomas Island Cyril E King

Mon 12/15

1:02 pm-12:17 pm

2 stops27h 15m

Ontario

Mon 1/5

6:39 pm-12:00 pm

2 stops13h 21m

$761

KingstonOntario

KIN - ONT

KINONT

Kingston Norman Manley

Fri 9/12

9:00 am-11:42 pm

2 stops16h 42m

Ontario

Fri 9/19

7:05 am-8:00 pm

1 stop10h 55m

$1,085

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 30 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 July 31, 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.

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 July 31, 2025.
Read through reviews of airlines operating flights from Caribbean Islands to Ontario, such as Alaska Airlines, Delta, and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,914 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 United Airlines. According to our data, you can fly for as low as $213. Users have also found prices from $219 and $232 on American Airlines and Frontier, 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 Saint Thomas Island Cyril E King - Ontario or Montego Bay Sangster Intl - 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$344Average$644FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$355Average$570FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$395Average$734FlexibilityNo cancel feeOn-time69%

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