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Caribbean Islands

$91+ Cheap flights from Ontario (ONT) to Caribbean Islands

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJU
ene. 15 — ene. 221
mié. 1/15
mié. 1/22
1 adult, Economy
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Cheap flight deals from Ontario to Caribbean Islands

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Caribbean Islands (zzEPX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 10, 2025.

Round-trip from

$326
(Frontier)

One-way from

$91
(Trip.com)
From Ontario to Caribbean Islands
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One-way flight from Ontario to Caribbean Islands
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Find flight deals from Ontario to Caribbean Islands

Cheapest flights from Ontario to Caribbean Islands
Explore the most affordable flight options available from Ontario to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 10, 2025.

This Frontier deal was found by Cheapflights users on 1/9. 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.
sáb. 2/228:09 pmONT - PUJ
2 stops17h 20mFrontier
jue. 2/272:10 pmPUJ - ONT
2 stops21h 16mFrontier
Deal found 1/9$326
This American Airlines deal was found by Cheapflights users on 1/8. 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.
mié. 2/56:00 amONT - SJU
2 stops14h 04mAmerican Airlines
mié. 2/126:15 amSJU - ONT
2 stops16h 09mAmerican Airlines
Deal found 1/8$345
This Frontier deal was found by Cheapflights users on 1/9. 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.
lun. 2/245:13 pmONT - SDQ
2 stops17h 27mFrontier
dom. 3/24:00 pmSDQ - ONT
2 stops19h 26mFrontier
Deal found 1/9$405
This United Airlines deal was found by Cheapflights users on 1/8. 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.
mar. 3/45:05 amONT - SJU
2 stops12h 41mUnited Airlines
mié. 3/126:45 amSJU - ONT
2 stops17h 12mUnited Airlines
Deal found 1/8$435
This Delta deal was found by Cheapflights users on 1/9. 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.
sáb. 1/257:05 amONT - SJU
1 stop12h 41mDelta
mié. 1/294:15 pmSJU - ONT
1 stop10h 37mDelta
Deal found 1/9$450
This American Airlines deal was found by Cheapflights users on 1/9. 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.
sáb. 2/812:48 pmONT - SDQ
2 stops19h 11mAmerican Airlines
sáb. 2/153:09 pmSDQ - ONT
2 stops22h 52mAmerican Airlines
Deal found 1/9$469
This Alaska Airlines deal was found by Cheapflights users on 1/9. 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.
sáb. 2/16:00 amONT - NAS
1 stop10h 15mAlaska Airlines
sáb. 2/811:00 amNAS - ONT
1 stop10h 13mAlaska Airlines
Deal found 1/9$471
This JetBlue deal was found by Cheapflights users on 1/9. 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.
jue. 5/111:37 pmONT - NAS
1 stop14h 52mJetBlue
mié. 5/710:00 amNAS - ONT
1 stop15h 22mJetBlue
Deal found 1/9$475
This Southwest deal was found by Cheapflights users on 1/9. 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.
lun. 5/1210:45 amONT - SJU
2 stops10h 10mSouthwest
lun. 5/1910:45 amSJU - ONT
2 stops13h 20mSouthwest
Deal found 1/9$482
This United Airlines deal was found by Cheapflights users on 1/9. 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.
dom. 2/91:45 pmONT - PUJ
2 stops19h 56mUnited Airlines
sáb. 2/153:15 pmPUJ - ONT
1 stop10h 44mUnited Airlines
Deal found 1/9$485
This American Airlines deal was found by Cheapflights users on 1/9. 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.
lun. 2/2410:50 pmONT - STT
1 stop8h 54mAmerican Airlines
lun. 3/36:35 pmSTT - ONT
2 stops19h 26mAmerican Airlines
Deal found 1/9$525
This CheapOair deal was found by Cheapflights users on 1/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/141:19 pmONT - MBJ
2 stops43h 59mFrontier
lun. 5/1912:38 pmMBJ - ONT
2 stops28h 10mFrontier
Deal found 1/8$527

Find flights from Ontario to Caribbean Islands within your budget

Customize your flight search to find flights from Ontario to Caribbean Islands 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 enero 10, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioPunta Cana

ONT - PUJ

ONTPUJ

Ontario

sáb. 2/22

8:09 pm-5:29 pm

2 stops17h 20m

Punta Cana

jue. 2/27

2:10 pm-7:26 am

2 stops21h 16m

$326

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

mié. 2/5

6:00 am-12:04 am

2 stops14h 04m

San Juan Luis Munoz Marin Intl

mié. 2/12

6:15 am-6:24 pm

2 stops16h 09m

$345

OntarioSanto Domingo

ONT - SDQ

ONTSDQ

Ontario

lun. 2/24

5:13 pm-2:40 pm

2 stops17h 27m

Santo Domingo Las Americas

dom. 3/2

4:00 pm-7:26 am

2 stops19h 26m

$405

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

mar. 3/4

5:05 am-9:46 pm

2 stops12h 41m

San Juan Luis Munoz Marin Intl

mié. 3/12

6:45 am-8:57 pm

2 stops17h 12m

$435

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

sáb. 1/25

7:05 am-11:46 pm

1 stop12h 41m

San Juan Luis Munoz Marin Intl

mié. 1/29

4:15 pm-10:52 pm

1 stop10h 37m

$450

OntarioSanto Domingo

ONT - SDQ

ONTSDQ

Ontario

sáb. 2/8

12:48 pm-11:59 am

2 stops19h 11m

Santo Domingo Las Americas

sáb. 2/15

3:09 pm-10:01 am

2 stops22h 52m

$469

OntarioNassau

ONT - NAS

ONTNAS

Ontario

sáb. 2/1

6:00 am-7:15 pm

1 stop10h 15m

Nassau Intl

sáb. 2/8

11:00 am-6:13 pm

1 stop10h 13m

$471

OntarioNassau

ONT - NAS

ONTNAS

Ontario

jue. 5/1

11:37 pm-5:29 pm

1 stop14h 52m

Nassau Intl

mié. 5/7

10:00 am-10:22 pm

1 stop15h 22m

$475

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

lun. 5/12

10:45 am-11:55 pm

2 stops10h 10m

San Juan Luis Munoz Marin Intl

lun. 5/19

10:45 am-9:05 pm

2 stops13h 20m

$482

OntarioPunta Cana

ONT - PUJ

ONTPUJ

Ontario

dom. 2/9

1:45 pm-1:41 pm

2 stops19h 56m

Punta Cana

sáb. 2/15

3:15 pm-9:59 pm

1 stop10h 44m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Caribbean Islands

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

Travel insights for flights from Ontario to Caribbean Islands

Get recent, data-driven insights about flights from Ontario to Caribbean Islands including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Ontario to Caribbean Islands (average of $254). Flying from Ontario to Caribbean Islands in March is currently the most expensive (average of $380). 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 ONT to EPX?

Find hourly flight availability from Ontario to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 10, 2025.

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

Rainfall in Caribbean Islands by month

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

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

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

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Caribbean Islands. Reviews last updated enero 10, 2025.
Get a feel of what it's like to fly with American Airlines, United Airlines and Delta from Ontario to Caribbean Islands by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,650 reviews
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,642 reviews
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,501 reviews
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

KLM
7.8
Good
1,336 reviews
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Aeromexico
7.5
Good
1,847 reviews
Southwest
8.1
Very good
4,650 reviews

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Caribbean Islands. 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 from for flights from Ontario to Caribbean Islands?

    If you book a flight to Caribbean Islands from Ontario, you will be flying from 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 Ontario to Caribbean Islands one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $91. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Ontario to Caribbean Islands for a low price.

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

    The most popular flight routes from Ontario to Caribbean Islands are Ontario - San Juan Luis Munoz Marin Intl, Ontario - Punta Cana and Ontario - Nassau Intl.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Ontario to Caribbean Islands (average of $254). Flying from Ontario to Caribbean Islands in March is currently the most expensive (average of $380). 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.

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Alternative routes for Ontario to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Caribbean Islands

Discover the top 5 airlines that operate flights from Ontario to Caribbean Islands. 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 enero 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$260Average$382FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$273Average$707FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$322Average$656FlexibilityNo cancel feeOn-time69%
DeltaCheapest$334Average$641FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$363Average$778FlexibilityNo cancel feeOn-time71%
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