What airlines fly to Caribbean Islands?

American Airlines, United Airlines and JetBlue are the top three most popular airlines that fly to Caribbean Islands from Ontario according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Caribbean Islands. Keep in mind that there are 9 different airlines that fly to Caribbean Islands on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Caribbean Islands?

United Airlines, American Airlines, and Frontier are the most popular carriers operating from Ontario to Caribbean Islands

When did momondo last update prices for flights from Ontario Airport to Caribbean Islands?

Prices for flights from Ontario Airport to Caribbean Islands refresh daily.

How many operators does momondo search for flights from Ontario Airport to Caribbean Islands?

As of June 2026, there are 6 operators available to choose from for flights from Ontario Airport to Caribbean Islands.

How old do you have to be to fly from Ontario Airport to Caribbean Islands?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Caribbean Islands.

What documentation or ID do you need to fly to Caribbean Islands?

The travel and health documents required for your trip to Caribbean Islands can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Caribbean Islands. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$183 Cheap Flights from Ontario to Caribbean Islands in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Caribbean Islands

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 pm - 11:46 am

ONT

SJU

10h 46m

1 stop

12:56 pm - 9:52 pm

SJU

ONT

11h 56m

1 stop

$384Delta

Sun, Aug 16 - Thu, Aug 20

10:29 am - 9:43 am

ONT

SJU

20h 14m

2 stops

6:00 am - 6:15 pm

SJU

ONT

15h 15m

2 stops

$389American Airlines

Wed, Aug 19 - Fri, Aug 28

2:43 pm - 11:35 am

ONT

MBJ

18h 52m

2 stops

5:08 pm - 11:43 am

MBJ

ONT

20h 35m

2 stops

$397American Airlines

Sat, Aug 22 - Fri, Aug 28

5:00 am - 11:50 pm

ONT

SJU

15h 50m

2 stops

6:45 am - 8:20 pm

SJU

ONT

16h 35m

2 stops

$404United Airlines

Sat, Oct 17 - Sat, Oct 31

5:00 am - 5:38 pm

ONT

SJU

9h 38m

1 stop

2:46 pm - 9:21 pm

SJU

ONT

9h 35m

1 stop

$453United Airlines

Sat, Oct 17 - Sat, Oct 31

8:55 am - 11:45 pm

ONT

SJU

11h 50m

2 stops

5:35 am - 2:05 pm

SJU

ONT

12h 30m

2 stops

$480Southwest

Wed, Oct 28 - Sun, Nov 1

11:50 pm - 1:34 pm

ONT

SJU

10h 44m

1 stop

10:30 am - 8:13 pm

SJU

ONT

12h 43m

1 stop

$481JetBlue

Tue, Sep 8 - Wed, Sep 16

9:36 am - 10:36 am

ONT

PUJ

22h 00m

2 stops

11:50 am - 8:03 am

PUJ

ONT

23h 13m

2 stops

$604Frontier

Wed, Aug 12 - Sun, Aug 16

11:52 am - 2:25 pm

ONT

PUJ

23h 33m

2 stops

3:31 pm - 11:50 pm

PUJ

ONT

35h 19m

2 stops

$612Frontier

Mon, Aug 3 - Tue, Aug 11

9:10 pm - 2:35 pm

ONT

AUA

14h 25m

1 stop

6:00 pm - 8:13 pm

AUA

ONT

29h 13m

1 stop

$698JetBlue

Fri, Sep 11 - Fri, Sep 18

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Delta flights from Ontario to Caribbean Islands

Our best Delta deals on Ontario to Caribbean Islands flight tickets

Delta

Aug 16

ONT10:00 pmOntario

10h 46m

1 stop

SJU11:46 amSan Juan Luis Munoz Marin Intl

Aug 20

SJU12:56 pmSan Juan Luis Munoz Marin Intl

11h 56m

1 stop

ONT9:52 pmOntario

$384

Delta

Sep 27

ONT10:00 pmOntario

12h 00m

1 stop

MBJ12:00 pmMontego Bay Sangster Intl

Oct 6

MBJ2:45 pmMontego Bay Sangster Intl

9h 29m

1 stop

ONT10:14 pmOntario

$412

Delta

Sep 27

ONT10:00 pmOntario

12h 00m

1 stop

MBJ12:00 pmMontego Bay Sangster Intl

Oct 4

MBJ1:25 pmMontego Bay Sangster Intl

11h 01m

1 stop

ONT10:26 pmOntario

$417

American Airlines flights from Ontario to Caribbean Islands

Our best American Airlines deals on Ontario to Caribbean Islands flight tickets

American Airlines

Aug 19

ONT10:29 amOntario

20h 14m

2 stops

SJU9:43 amSan Juan Luis Munoz Marin Intl

Aug 28

SJU6:00 amSan Juan Luis Munoz Marin Intl

15h 15m

2 stops

ONT6:15 pmOntario

$389

American Airlines

Aug 22

ONT2:43 pmOntario

18h 52m

2 stops

MBJ11:35 amMontego Bay Sangster Intl

Aug 28

MBJ5:08 pmMontego Bay Sangster Intl

20h 35m

2 stops

ONT11:43 amOntario

$397

American Airlines

Aug 22

ONT2:43 pmOntario

21h 06m

2 stops

MBJ1:49 pmMontego Bay Sangster Intl

Aug 28

MBJ12:47 pmMontego Bay Sangster Intl

22h 47m

1 stop

ONT9:34 amOntario

$405

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sun 8/16

10:00 pm-11:46 am

1 stop10h 46m

San Juan Luis Munoz Marin Intl

Thu 8/20

12:56 pm-9:52 pm

1 stop11h 56m

$384

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Wed 8/19

10:29 am-9:43 am

2 stops20h 14m

San Juan Luis Munoz Marin Intl

Fri 8/28

6:00 am-6:15 pm

2 stops15h 15m

$389

OntarioMontego Bay

ONT - MBJ

ONTMBJ

Ontario

Sat 8/22

2:43 pm-11:35 am

2 stops18h 52m

Montego Bay Sangster Intl

Fri 8/28

5:08 pm-11:43 am

2 stops20h 35m

$397

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sat 10/17

5:00 am-11:50 pm

2 stops15h 50m

San Juan Luis Munoz Marin Intl

Sat 10/31

6:45 am-8:20 pm

2 stops16h 35m

$404

Quickest round-trip

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sat 10/17

5:00 am-5:38 pm

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Sat 10/31

2:46 pm-9:21 pm

1 stop9h 35m

$453

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Wed 10/28

8:55 am-11:45 pm

2 stops11h 50m

San Juan Luis Munoz Marin Intl

Sun 11/1

5:35 am-2:05 pm

2 stops12h 30m

$480

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Tue 9/8

11:50 pm-1:34 pm

1 stop10h 44m

San Juan Luis Munoz Marin Intl

Wed 9/16

10:30 am-8:13 pm

1 stop12h 43m

$481

OntarioPunta Cana

ONT - PUJ

ONTPUJ

Ontario

Wed 8/12

9:36 am-10:36 am

2 stops22h 00m

Punta Cana

Sun 8/16

11:50 am-8:03 am

2 stops23h 13m

$604

OntarioPunta Cana

ONT - PUJ

ONTPUJ

Ontario

Mon 8/3

11:52 am-2:25 pm

2 stops23h 33m

Punta Cana

Tue 8/11

3:31 pm-11:50 pm

2 stops35h 19m

$612

OntarioOranjestad

ONT - AUA

ONTAUA

Ontario

Fri 9/11

9:10 pm-2:35 pm

1 stop14h 25m

Oranjestad Reina Beatrix

Fri 9/18

6:00 pm-8:13 pm

1 stop29h 13m

$698

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Caribbean Islands?

The month of December is, on average, the cheapest month to fly to Caribbean Islands from Ontario, with most prices found around $297. The month of August is another great option to travel to Caribbean Islands, with average flight prices from Ontario averaging around $372.

How far in advance should I book a flight from Ontario to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around $548 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from Ontario for as low as $412 on momondo.

Can stopping save me money on Ontario to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Ontario to Caribbean Islands.

Cheap Ontario to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Caribbean Islands

Fastest flight time	7h 11m
Direct flights	None

The fastest flight from Ontario to Caribbean Islands takes 7h 11m

There are no direct flights from Ontario to Caribbean Islands. There are no popular flight routes from Ontario to Caribbean Islands.

Search flight deals

Frequently asked questions about flying from Ontario to Caribbean Islands

When did momondo last update prices for flights from Ontario Airport to Caribbean Islands?
Prices for flights from Ontario Airport to Caribbean Islands refresh daily.
How many operators does momondo search for flights from Ontario Airport to Caribbean Islands?
As of June 2026, there are 6 operators available to choose from for flights from Ontario Airport to Caribbean Islands.
How old do you have to be to fly from Ontario Airport to Caribbean Islands?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Caribbean Islands.
What documentation or ID do you need to fly to Caribbean Islands?
The travel and health documents required for your trip to Caribbean Islands can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Caribbean Islands. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Ontario to Caribbean Islands?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ontario to Caribbean Islands is Airbus A321neo (14.28% of total bookings). The next most popular plane models are Airbus A320neo (13.13%), Airbus A321-100/200 (12.89%), and Boeing 737 MAX 8 (12.71%).

Best airlines flying from Ontario to Caribbean Islands

Compare and see reviews for airlines that fly from Ontario to Caribbean Islands with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $176	Free Cancellation	Rating 5.6 2,889 reviews	Search Frontier flights
Delta	PriceFrom $292	Free Cancellation	Rating 7.9 8,402 reviews	Search Delta flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,824 reviews	Search United Airlines flights
American Airlines	PriceFrom $360	Free Cancellation	Rating 7.1 11,663 reviews	Search American Airlines flights
Southwest	PriceFrom $419	Free Cancellation	Rating 7.9 4,232 reviews	Search Southwest flights
JetBlue	PriceFrom $421	Free Cancellation	Rating 7.1 2,981 reviews	Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Caribbean Islands?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Caribbean Islands. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Caribbean Islands with flexible booking policies on momondo?

Flights from Ontario to Caribbean Islands with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Caribbean Islands?

Once all potential Ontario to Caribbean Islands flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Caribbean Islands right now. Can momondo alert me if prices change?

Price alerts on flights to Caribbean Islands from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.