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Saint Martin Island

$245+ Cheap flights from Ontario (ONT) to Saint Martin Island

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SXM
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheap flight deals from Ontario to Saint Martin Island

Keep the following information in mind while searching for Ontario to Saint Martin Island flight deals. Data was last updated November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$423
(Priceline)

One-way from

$245
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$568
Provider with most accurate pricing for Los Angeles-Simpson Bay Princess Juliana flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Simpson Bay Princess Juliana flights.
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From Ontario to Saint Martin Island
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One-way flight from Ontario to Saint Martin Island
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Highest demand for flights based on searches. 14% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Saint Martin Island

Cheapest flights from Ontario to Saint Martin Island
Explore the most affordable flight options available from Ontario to Saint Martin Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This American Airlines deal was found by Cheapflights users on 11/17. 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.
Fri 12/510:34 pmONT - SXM
1 stop9h 36mAmerican Airlines
Thu 12/181:39 pmSXM - ONT
2 stops14h 07mAmerican Airlines
Deal found 11/17$631
This Frontier deal was found by Cheapflights users on 11/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:54 pmONT - SXM
2 stops15h 36mFrontier
Sat 12/272:35 pmSXM - ONT
2 stops20h 49mFrontier
Deal found 11/17$697
This Delta deal was found by Cheapflights users on 11/17. 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.
Fri 12/510:25 pmONT - SXM
1 stop12h 25mDelta
Thu 12/181:45 pmSXM - ONT
1 stop13h 19mDelta
Deal found 11/17$931
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:59 pmONT - SXM
1 stop11h 58mUnited Airlines
Fri 12/264:55 pmSXM - ONT
2 stops33h 46mUnited Airlines
Deal found 11/17$950
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:59 pmONT - SXM
1 stop11h 58mUnited Airlines
Sat 12/275:00 pmSXM - ONT
2 stops32h 07mUnited Airlines
Deal found 11/17$1,061
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:59 pmONT - SXM
1 stop11h 58mUnited Airlines
Sat 12/275:00 pmSXM - ONT
2 stops32h 07mUnited Airlines
Deal found 11/17$1,106
This Delta deal was found by Cheapflights users on 11/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:25 pmONT - SXM
1 stop12h 30mDelta
Fri 11/214:20 pmSXM - ONT
1 stop10h 44mDelta
Deal found 11/16$1,113
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Thu 11/201:29 pmONT - SXM
2 stops20h 21mUnited Airlines
Sun 11/233:00 pmSXM - ONT
2 stops25h 37mUnited Airlines
Deal found 11/16$1,141
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:05 amONT - SXM
2 stops30h 52mUnited Airlines
Sat 11/292:40 pmSXM - ONT
2 stops25h 53mUnited Airlines
Deal found 11/17$1,808
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/1911:59 pmONT - SXM
2 stops12h 34mAmerican Airlines
Sun 1/45:33 pmSXM - ONT
2 stops19h 15mAmerican Airlines
Deal found 11/18$1,845

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Saint Martin Island 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 November 18, 2025.
Use the filters below to find and compare flights from Ontario to Saint Martin Island that are best for you.

Fly from

Ontario

Fly to

Saint Martin Island

Route

Depart

Return

Price

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Thu 1/1

7:18 pm-1:26 pm

2 stops14h 08m

Simpson Bay Princess Juliana

Thu 1/8

2:03 pm-9:08 am

2 stops23h 05m

$466

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Wed 5/6

11:04 pm-12:45 pm

1 stop10h 41m

Simpson Bay Princess Juliana

Wed 5/13

2:35 pm-11:25 am

2 stops23h 50m

$575

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Mon 3/9

3:09 pm-1:10 pm

2 stops19h 01m

Simpson Bay Princess Juliana

Wed 3/11

4:15 pm-8:15 pm

2 stops31h 00m

$576

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Tue 5/12

11:25 pm-1:28 pm

1 stop11h 03m

Simpson Bay Princess Juliana

Tue 5/19

11:45 am-10:09 pm

1 stop13h 24m

$590

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Tue 5/12

1:33 pm-2:43 pm

2 stops22h 10m

Simpson Bay Princess Juliana

Wed 5/20

1:35 pm-12:33 pm

2 stops25h 58m

$631

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Tue 5/12

1:33 pm-2:43 pm

2 stops22h 10m

Simpson Bay Princess Juliana

Tue 5/19

1:35 pm-12:33 pm

2 stops25h 58m

$686

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 12/19

5:54 pm-1:30 pm

2 stops15h 36m

Simpson Bay Princess Juliana

Sat 12/27

2:35 pm-7:24 am

2 stops20h 49m

$697

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Thu 1/8

10:30 pm-2:55 pm

1 stop12h 25m

Simpson Bay Princess Juliana

Thu 1/22

1:55 pm-9:05 pm

1 stop11h 10m

$708

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Thu 1/1

1:40 pm-1:50 pm

2 stops20h 10m

Simpson Bay Princess Juliana

Thu 1/8

2:52 pm-11:18 am

3 stops24h 26m

$714

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Tue 3/17

1:50 pm-12:50 pm

2 stops20h 00m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 14 results
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Best time to book a flight from Ontario to Saint Martin Island

Have a flexible travel schedule? Discover the best time to fly to Saint Martin Island 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Saint Martin Island

What is the cheapest month to book a flight from Ontario to Saint Martin Island?

Currently, September is the cheapest month in which you can book a flight from Ontario to Saint Martin Island (average of $244). Flying from Ontario to Saint Martin Island in December is currently the most expensive (average of $607). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Saint Martin Island. 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 Saint Martin Island?

    If you book a flight to Saint Martin Island 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.

  • How long is the flight from Ontario to Saint Martin Island?

    A quick flight from Ontario to Saint Martin Island can take about 14h 08m. American Airlines provides one of the quickest options available for as low as $466. The distance from Ontario to Saint Martin Island is about 3513 mi.

  • Can I find deals for flights from Ontario to Saint Martin Island that include hotel bookings?

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

  • How can I find direct flights from Ontario to Saint Martin Island?

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

  • Can I find deals for business class flights from Ontario to Saint Martin Island?

    Yes. Cheapflights offers flight deals from Ontario to Saint Martin Island 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 Saint Martin Island?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Saint Martin Island (average of $244). Flying from Ontario to Saint Martin Island in December is currently the most expensive (average of $607). 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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