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Saint Martin Island

$226+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SXM
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$563
(American Airlines)

One-way from

$226
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$674
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. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2312:55 pmONT - SXM
2 stops21h 54mAmerican Airlines
Thu 7/312:50 pmSXM - ONT
2 stops24h 10mAmerican Airlines
Deal found 6/16$563
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/117:00 amONT - SXM
2 stops28h 43mUnited Airlines
Wed 7/233:55 pmSXM - ONT
2 stops23h 37mUnited Airlines
Deal found 6/17$706
This JetBlue deal was found by Cheapflights users on 6/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2111:59 pmONT - SXM
1 stop10h 32mJetBlue
Mon 7/2812:25 pmSXM - ONT
1 stop12h 34mJetBlue
Deal found 6/16$717
This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 7/232:14 pmONT - SXM
2 stops20h 42mDelta
Thu 7/313:21 pmSXM - ONT
1 stop10h 06mDelta
Deal found 6/16$1,037

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 June 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

Wed 7/23

12:55 pm-1:49 pm

2 stops21h 54m

Simpson Bay Princess Juliana

Thu 7/31

2:50 pm-12:00 pm

2 stops24h 10m

$563

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 7/11

7:00 am-2:43 pm

2 stops28h 43m

Simpson Bay Princess Juliana

Wed 7/23

3:55 pm-12:32 pm

2 stops23h 37m

$706

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Mon 7/21

11:59 pm-1:31 pm

1 stop10h 32m

Simpson Bay Princess Juliana

Mon 7/28

12:25 pm-9:59 pm

1 stop12h 34m

$717

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Wed 7/23

2:14 pm-1:56 pm

2 stops20h 42m

Simpson Bay Princess Juliana

Thu 7/31

3:21 pm-10:27 pm

1 stop10h 06m

$1,037

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 9/5

10:35 pm-1:35 pm

1 stop12h 00m

$226

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 7/4

11:59 pm-1:43 pm

1 stop10h 44m

$279

OntarioSimpson Bay

ONT - SXM

ONTSXM

Ontario

Fri 7/4

1:34 pm-12:29 pm

2 stops19h 55m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

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 $657). 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.

Reviews of airlines servicing Saint Martin Island

Get insights into the airlines that provide service to Saint Martin Island. 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 Saint Martin Island. Reviews last updated June 18, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and JetBlue from Ontario to Saint Martin Island by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,809 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.3
Good
2,923 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $226. However, be on the lookout for offers from JetBlue and United Airlines, 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 $657). 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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