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Saint Martin Island

$189+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SXM
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
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 October 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$466
(American Airlines)

One-way from

$189
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$622
Provider with most accurate pricing for Los Angeles-Simpson Bay Princess Juliana flight deals.
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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. 18% potential increase in price ($154 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 1, 2025.

This American Airlines deal was found by Cheapflights users on 9/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:34 pmONT - SXM
1 stop11h 16mAmerican Airlines
Mon 11/175:24 pmSXM - ONT
2 stops24h 38mAmerican Airlines
Deal found 9/28$466
This American Airlines deal was found by Cheapflights users on 9/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/110:37 pmONT - SXM
1 stop12h 23mAmerican Airlines
Sat 11/83:20 pmSXM - ONT
2 stops21h 41mAmerican Airlines
Deal found 9/28$535
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:36 pmONT - SXM
2 stops17h 21mUnited Airlines
Sat 11/11:20 pmSXM - ONT
1 stop12h 11mUnited Airlines
Deal found 9/29$576
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:05 amONT - SXM
2 stops27h 45mUnited Airlines
Sun 11/163:00 pmSXM - ONT
1 stop31h 36mUnited Airlines
Deal found 9/29$588
This United Airlines deal was found by Cheapflights users on 9/30. 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 11/87:00 amONT - SXM
1 stop28h 57mUnited Airlines
Sat 11/155:00 pmSXM - ONT
2 stops33h 51mUnited Airlines
Deal found 9/30$665
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:05 amONT - SXM
2 stops28h 45mUnited Airlines
Tue 11/182:52 pmSXM - ONT
2 stops25h 39mUnited Airlines
Deal found 9/29$721
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:29 pmONT - SXM
2 stops20h 21mUnited Airlines
Sun 11/163:00 pmSXM - ONT
1 stop31h 36mUnited Airlines
Deal found 9/29$801
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:05 amONT - SXM
2 stops28h 45mUnited Airlines
Fri 11/142:52 pmSXM - ONT
2 stops25h 41mUnited Airlines
Deal found 9/29$808
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Tue 10/146:15 amONT - SXM
2 stops28h 22mAmerican Airlines
Mon 10/274:24 pmSXM - ONT
2 stops32h 12mAmerican Airlines
Deal found 10/1$829
This CheapOair deal was found by Cheapflights users on 9/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:56 pmONT - SXM
1 stop11h 19mJetBlue
Wed 10/222:35 pmSXM - ONT
1 stop33h 54mJetBlue
Deal found 9/30$835

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 October 1, 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

Sun 11/9

10:34 pm-4:22 pm

2 stops13h 48m

Simpson Bay Princess Juliana

Mon 11/17

5:24 pm-9:57 am

2 stops20h 33m

$466

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Sat 11/1

6:38 pm-3:57 pm

2 stops18h 19m

Simpson Bay Princess Juliana

Sat 11/8

2:40 pm-12:37 pm

2 stops25h 57m

$466

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Mon 3/9

1:32 pm-3:10 pm

2 stops22h 38m

Simpson Bay Princess Juliana

Wed 3/11

4:15 pm-8:15 pm

2 stops31h 00m

$576

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Wed 10/29

1:33 pm-12:50 pm

2 stops20h 17m

Simpson Bay Princess Juliana

Sat 11/1

1:20 pm-10:31 pm

1 stop12h 11m

$576

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Sat 10/25

6:36 pm-2:57 pm

2 stops17h 21m

Simpson Bay Princess Juliana

Sat 11/1

1:20 pm-10:31 pm

1 stop12h 11m

$576

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 11/7

6:05 am-1:50 pm

2 stops27h 45m

Simpson Bay Princess Juliana

Sun 11/16

3:00 pm-6:36 pm

1 stop31h 36m

$588

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Sun 1/18

1:20 pm-1:50 pm

2 stops20h 30m

Simpson Bay Princess Juliana

Sat 1/24

2:40 pm-12:14 pm

2 stops25h 34m

$594

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Sat 11/1

6:38 pm-3:57 pm

2 stops18h 19m

$245

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Thu 10/30

1:00 pm-1:37 pm

2 stops21h 37m

$251

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 10/31

7:00 am-2:57 pm

1 stop28h 57m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

Showing 1-10 of 18 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 $459). Flying from Ontario to Saint Martin Island in March is currently the most expensive (average of $648). 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 13h 48m. 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. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Ontario to Saint Martin Island one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $245. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Ontario to Saint Martin Island for a low price.

  • 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 $459). Flying from Ontario to Saint Martin Island in March is currently the most expensive (average of $648). 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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