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Cheap flights from Ontario (ONT) to Caribbean from $109

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — SJU
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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How far in advance should I book a flight from Ontario to Caribbean?

Find a great deal and save up to 78% by booking at least 22 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Caribbean within the next two weeks, with the cheapest ticket starting at $435.

What is the cheapest month to fly from Ontario to Caribbean?

September is one of the best times of the year to fly to Caribbean from Ontario. Prices for September average $461 per person but you can even find prices for as low as $228. The most expensive prices can be found in the month of December. Opting for a September flight can save you 35% on your journey compared to booking in December

When is the cheapest time to fly from Ontario to Caribbean (ONT - CB)?

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

Cheap Frontier flights from Ontario to Caribbean

Explore cheap flight options specifically provided by Frontier for the route between Ontario and Caribbean. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Thu 6/1310:10 amONT - SJU
1 stop15h 20mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$238
Sat 6/89:44 amONT - SJU
2 stops26h 07mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$263
Mon 6/109:36 pmONT - SJU
2 stops14h 25mFrontier
Sat 6/154:27 pmSJU - ONT
2 stops21h 12mFrontier
Deal found 5/15$268
Sat 6/159:44 amONT - SJU
2 stops26h 07mFrontier
Tue 6/184:07 pmSJU - ONT
2 stops17h 55mFrontier
Deal found 5/15$272
Fri 6/712:48 amONT - SJU
2 stops11h 33mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$276
Sun 6/1610:12 amONT - SJU
1 stop15h 38mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$286
Mon 6/175:13 pmONT - SJU
1 stop9h 30mFrontier
Thu 6/274:07 pmSJU - ONT
2 stops32h 16mFrontier
Deal found 5/16$288
Wed 7/1712:49 amONT - SJU
2 stops11h 14mFrontier
Mon 7/224:31 pmSJU - ONT
2 stops17h 56mFrontier
Deal found 5/15$290
Sat 6/1512:49 amONT - SJU
2 stops11h 02mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$294

Cheap Delta flights from Ontario to Caribbean

Explore cheap flight options specifically provided by Delta for the route between Ontario and Caribbean. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Mon 9/210:59 pmONT - SJU
1 stop9h 50mDelta
Tue 9/102:25 pmSJU - ONT
1 stop11h 03mDelta
Deal found 5/16$334
Sun 10/610:59 pmONT - SJU
1 stop9h 48mDelta
Fri 10/1112:54 pmSJU - ONT
1 stop9h 28mDelta
Deal found 5/16$363
Wed 10/1610:59 pmONT - SJU
1 stop9h 48mDelta
Wed 10/232:25 pmSJU - ONT
1 stop11h 03mDelta
Deal found 5/15$367
Sat 8/177:00 amONT - SJU
1 stop12h 09mDelta
Tue 8/2012:54 pmSJU - ONT
1 stop9h 11mDelta
Deal found 5/16$392
Mon 9/210:59 pmONT - SJU
1 stop11h 30mDelta
Sun 9/88:15 amSJU - ONT
1 stop13h 50mDelta
Deal found 5/15$424
Mon 7/810:00 pmONT - STT
1 stop13h 54mDelta
Wed 7/171:21 pmSTT - ONT
1 stop12h 36mDelta
Deal found 5/15$436
Mon 7/810:00 pmONT - STT
1 stop12h 48mDelta
Thu 7/111:21 pmSTT - ONT
1 stop12h 36mDelta
Deal found 5/15$456
Thu 7/1111:20 amONT - SJU
1 stop8h 39mDelta
Thu 7/182:30 pmSJU - ONT
1 stop11h 27mDelta
Deal found 5/16$509
Wed 5/2212:50 pmONT - SDQ
1 stop21h 15mDelta
Sat 6/16:59 pmSDQ - ONT
2 stops20h 14mDelta
Deal found 5/15$692

Cheap Ontario to Caribbean flights in May & June 2024

Find cheap flight options from Ontario to Caribbean specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Wed 6/122:39 pmONT - SJU
2 stops12h 04mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$226
Sat 6/89:44 amONT - SJU
2 stops26h 07mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$263
Mon 6/109:36 pmONT - SJU
2 stops14h 25mFrontier
Sat 6/154:27 pmSJU - ONT
2 stops21h 12mFrontier
Deal found 5/15$268
Sat 6/159:44 amONT - SJU
2 stops26h 07mFrontier
Tue 6/184:07 pmSJU - ONT
2 stops17h 55mFrontier
Deal found 5/15$272
Fri 6/712:48 amONT - SJU
2 stops11h 33mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$276
Sun 6/1610:12 amONT - SJU
1 stop15h 38mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$286
Mon 6/175:13 pmONT - SJU
1 stop9h 30mFrontier
Thu 6/204:07 pmSJU - ONT
2 stops17h 16mFrontier
Deal found 5/15$288
Sat 6/1512:49 amONT - SJU
2 stops11h 02mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$294
Sun 6/912:59 amONT - SJU
2 stops11h 22mFrontier
Sat 6/154:27 pmSJU - ONT
2 stops21h 12mFrontier
Deal found 5/15$298

Ontario to Caribbean 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Caribbean in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Wed 6/122:39 pmONT - SJU
2 stops12h 04mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$226
Sat 6/89:44 amONT - SJU
2 stops26h 07mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$263
Mon 6/109:36 pmONT - SJU
2 stops14h 25mFrontier
Sat 6/154:27 pmSJU - ONT
2 stops21h 12mFrontier
Deal found 5/15$268
Sat 6/159:44 amONT - SJU
2 stops26h 07mFrontier
Tue 6/184:07 pmSJU - ONT
2 stops17h 55mFrontier
Deal found 5/15$272
Fri 6/712:48 amONT - SJU
2 stops11h 33mFrontier
Mon 6/175:31 pmSJU - ONT
1 stop15h 43mFrontier
Deal found 5/16$276
Sun 6/1610:12 amONT - SJU
1 stop15h 38mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$286
Mon 6/175:13 pmONT - SJU
1 stop9h 30mFrontier
Thu 6/204:07 pmSJU - ONT
2 stops17h 16mFrontier
Deal found 5/15$288
Tue 7/1612:59 amONT - SJU
2 stops10h 54mFrontier
Mon 7/224:31 pmSJU - ONT
2 stops17h 56mFrontier
Deal found 5/16$290
Sat 6/1512:49 amONT - SJU
2 stops11h 02mFrontier
Sat 6/224:27 pmSJU - ONT
2 stops34h 32mFrontier
Deal found 5/15$294

Ontario to Caribbean flights leaving soon

Find last-minute flight options from Ontario to Caribbean for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 5/2111:40 pmONT - SJU
1 stop13h 15mJetBlue
Tue 6/410:40 amSJU - ONT
1 stop14h 29mJetBlue
Deal found 5/14$425
Sat 5/255:41 pmONT - PUJ
2 stops20h 00mFrontier
Thu 5/3012:12 pmPUJ - ONT
2 stops21h 02mFrontier
Deal found 5/16$612
Wed 5/222:35 pmONT - PUJ
2 stops16h 13mFrontier
Sat 5/2510:07 amPUJ - ONT
2 stops15h 20mFrontier
Deal found 5/16$625
Wed 5/225:15 amONT - SJU
1 stop9h 15mUnited Airlines
Wed 5/291:40 pmSJU - ONT
1 stop10h 08mUnited Airlines
Deal found 5/15$663
Wed 5/2212:50 pmONT - SDQ
1 stop21h 15mDelta
Sat 6/16:59 pmSDQ - ONT
2 stops20h 14mDelta
Deal found 5/15$692
Sat 5/255:41 pmONT - SDQ
2 stops18h 09mFrontier
Wed 5/2911:26 amSDQ - ONT
2 stops21h 48mFrontier
Deal found 5/15$707
Sun 5/265:15 amONT - SDQ
2 stops17h 35mUnited Airlines
Wed 5/291:10 pmSDQ - ONT
2 stops26h 23mUnited Airlines
Deal found 5/15$726
Fri 5/2411:40 pmONT - SJU
1 stop12h 45mJetBlue
Sun 5/2610:37 amSJU - ONT
1 stop14h 32mJetBlue
Deal found 5/15$770
Sat 5/255:15 amONT - NAS
2 stops27h 15mAir Canada
Wed 5/2912:30 pmNAS - ONT
2 stops31h 58mAir Canada
Deal found 5/15$771

One-way flights to Caribbean from Ontario

Search for one-way flight options from Ontario to Caribbean. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Wed 6/52:39 pmONT - SJU
2 stops12h 04mFrontier
Deal found 5/16$109
Tue 6/412:59 amONT - SJU
2 stops10h 52mFrontier
Deal found 5/16$117
Sat 6/89:44 amONT - SJU
2 stops26h 07mFrontier
Deal found 5/15$141
Sat 6/89:44 amONT - SJU
2 stops26h 07mFrontier
Deal found 5/16$144
Wed 7/312:49 amONT - SJU
2 stops11h 12mFrontier
Deal found 5/15$150
Sun 6/3010:12 amONT - SJU
1 stop15h 38mFrontier
Deal found 5/15$154
Fri 6/712:48 amONT - SJU
2 stops11h 33mFrontier
Deal found 5/15$159
Fri 6/712:48 amONT - SJU
2 stops11h 33mFrontier
Deal found 5/16$164
Mon 8/267:00 amONT - SJU
1 stop12h 09mDelta
Deal found 5/16$167

Find flights from Ontario to Caribbean within your budget

Customize your flight search to find flights from Ontario to Caribbean 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$238 - $544

Route

Depart

Return

Price

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Thu 6/13

1 stop15h 20m

San Juan Luis Munoz Marin Intl

Mon 6/17

1 stop15h 43m

$238

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Sat 6/8

2 stops26h 07m

San Juan Luis Munoz Marin Intl

Mon 6/17

1 stop15h 43m

$263

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Mon 6/10

2 stops14h 25m

San Juan Luis Munoz Marin Intl

Sat 6/15

2 stops21h 12m

$268

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Sat 6/15

2 stops26h 07m

San Juan Luis Munoz Marin Intl

Tue 6/18

2 stops17h 55m

$272

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Mon 9/2

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Tue 9/10

1 stop11h 03m

$334

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Mon 6/17

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Fri 6/21

1 stop14h 19m

$343

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Sun 8/18

2 stops13h 42m

San Juan Luis Munoz Marin Intl

Sat 8/24

1 stop15h 21m

$396

OntarioSan Juan Luis Munoz Marin Intl

ONT - SJU

ONTSJU

Ontario

Sat 8/17

1 stop9h 06m

San Juan Luis Munoz Marin Intl

Sat 8/24

1 stop9h 36m

$441

OntarioNassau Intl

ONT - NAS

ONTNAS

Ontario

Wed 6/12

2 stops38h 05m

Nassau Intl

Mon 6/17

2 stops35h 18m

$544

Flights are sorted by cheapest first

Deals found on 5/16

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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. Reviews last updated May 16, 2024.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Copa Airlines
8.0
Very good
2,707 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

JetBlue
7.6
Good
4,472 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.5
Good
2,919 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

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

    If you book a flight to Caribbean 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.

  • Can I find flights from Ontario to Caribbean for under $300 on Cheapflights?

    Yes, there are multiple flights from Ontario to Caribbean for under $300. The cheapest flight booked recently is on Frontier for just $238, but on average you can expect to pay $296.

  • Are there last-minute flights available from Ontario to Caribbean for under $500?

    There are currently 20+ open flights from Ontario to Caribbean within the next 7 days for less than $500.

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

    The cheapest airlines for a one-way flight from Ontario to Caribbean are Frontier ($109), Delta ($167), and United Airlines ($196).

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

    The most popular route from Ontario to Caribbean is Ontario - San Juan Luis Munoz Marin Intl. You may also consider Ontario - Punta Cana or Ontario - Montego Bay Sangster Intl.

  • What are the most popular airlines that fly from Ontario to Caribbean?

    Before booking your flight from Ontario to Caribbean check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

  • What does ONT to SJU mean?

    Great question - ONT to SJU just means Ontario Airport to San Juan Luis Munoz Marin Intl Airport. Now you’ll know what these unique codes when you look for flights! Punta Cana Airport (PUJ), Santo Domingo Las Americas Airport (SDQ), Montego Bay Sangster Intl Airport (MBJ), Oranjestad Reina Beatrix Airport (AUA), Santiago de los Caballeros Airport (STI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Ontario to Caribbean that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Caribbean flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Caribbean with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Caribbean flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Caribbean by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Caribbean that allow pets onboard?

    Many airlines flying from Ontario to Caribbean offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Caribbean?

    Yes, you can often find last-minute deals on Ontario to Caribbean flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Caribbean flight deals updated?

    The Ontario to Caribbean flight deals you see on this page were last updated on 5/16.

See more FAQs

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Alternative routes for Ontario to Caribbean
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from Ontario to Caribbean

Discover the top 6 airlines that operate flights from Ontario to Caribbean. 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$244Average$359FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapest$266Average$638FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest$334Average$694FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$356Average$752FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$371Average$629FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$472Average$568FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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Atlanta to Savannah flights
USA to Kathmandu flights
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Search flights from Ontario to Caribbean by cabin class

Find flights from Ontario to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Caribbean?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Caribbean from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to Caribbean?

Cheapflights helps you find that perfect flight to Caribbean from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Caribbean with no change fees?

Need flexible booking options for your flight to Caribbean from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Caribbean become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Caribbean on Cheapflights with our Price Alert feature and get notified when better prices are available.

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