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Saint Croix

$542+ Cheap flights from Ontario (ONT) to Saint Croix

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — STX
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Ontario to Saint Croix

Keep the following information in mind while searching for Ontario to Saint Croix flight deals. Data was last updated octubre 30, 2025.

Round-trip from

$709
(American Airlines)

One-way from

$542
(United)
From Ontario to Saint Croix
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One-way flight from Ontario to Saint Croix
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Find flight deals from Ontario to Saint Croix

Cheapest flights from Ontario to Saint Croix
Explore the most affordable flight options available from Ontario to Saint Croix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/30. 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.
dom. 12/286:04 amONT - STX
2 stops22h 51mUnited Airlines
vie. 1/28:00 amSTX - ONT
2 stops17h 52mUnited Airlines
Deal found 10/30$2,742
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:05 amONT - STX
2 stops25h 07mUnited Airlines
mié. 11/198:00 amSTX - ONT
2 stops16h 44mUnited Airlines
Deal found 10/28$2,831
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/107:00 amONT - STX
2 stops23h 12mUnited Airlines
mié. 11/198:00 amSTX - ONT
2 stops16h 44mUnited Airlines
Deal found 10/28$3,171
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/116:05 amONT - STX
2 stops24h 07mUnited Airlines
mié. 11/198:00 amSTX - ONT
2 stops16h 44mUnited Airlines
Deal found 10/28$3,635
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:05 amONT - STX
2 stops25h 07mUnited Airlines
mar. 11/188:00 amSTX - ONT
2 stops16h 44mUnited Airlines
Deal found 10/28$4,343
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/105:05 amONT - STX
2 stops25h 07mUnited Airlines
lun. 11/178:00 amSTX - ONT
2 stops17h 49mUnited Airlines
Deal found 10/28$4,682
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/115:05 amONT - STX
2 stops25h 07mUnited Airlines
mar. 11/188:00 amSTX - ONT
2 stops16h 44mUnited Airlines
Deal found 10/28$5,147

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Saint Croix 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 octubre 30, 2025.
Use the filters below to find and compare flights from Ontario to Saint Croix that are best for you.

Fly from

Ontario

Fly to

Saint Croix

Route

Depart

Return

Price

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 4/27

8:05 pm-12:40 pm

2 stops13h 35m

Christiansted Henry Rohlsen

jue. 4/30

5:10 pm-9:56 pm

2 stops31h 46m

$709

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

vie. 4/10

5:00 am-8:55 am

2 stops24h 55m

Christiansted Henry Rohlsen

vie. 4/17

8:00 am-8:17 pm

2 stops15h 17m

$1,861

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

dom. 12/28

6:04 am-8:55 am

2 stops22h 51m

Christiansted Henry Rohlsen

vie. 1/2

8:00 am-9:52 pm

2 stops17h 52m

$2,742

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mié. 11/12

5:05 am-10:12 am

2 stops25h 07m

Christiansted Henry Rohlsen

mié. 11/19

8:00 am-8:44 pm

2 stops16h 44m

$2,831

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 11/10

7:00 am-10:12 am

2 stops23h 12m

Christiansted Henry Rohlsen

mié. 11/19

8:00 am-8:44 pm

2 stops16h 44m

$3,171

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mié. 11/12

6:05 am-10:12 am

2 stops24h 07m

Christiansted Henry Rohlsen

jue. 11/20

8:00 am-9:49 pm

2 stops17h 49m

$3,171

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mar. 11/11

6:05 am-10:12 am

2 stops24h 07m

Christiansted Henry Rohlsen

mié. 11/19

8:00 am-8:44 pm

2 stops16h 44m

$3,635

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mié. 11/12

5:05 am-10:12 am

2 stops25h 07m

Christiansted Henry Rohlsen

lun. 11/17

8:00 am-9:49 pm

2 stops17h 49m

$4,343

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mié. 11/12

5:05 am-10:12 am

2 stops25h 07m

Christiansted Henry Rohlsen

mar. 11/18

8:00 am-8:44 pm

2 stops16h 44m

$4,343

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

mar. 11/11

5:05 am-2:15 pm

2 stops29h 10m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 11 results
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Best time to book a flight from Ontario to Saint Croix

Have a flexible travel schedule? Discover the best time to fly to Saint Croix 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 Croix

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Saint Croix (average of $380). Flying from Ontario to Saint Croix in September is currently the most expensive (average of $684). 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 Croix. 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 Croix?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Saint Croix. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Saint Croix?

    Departing from Ontario to Saint Croix will take you 13h 35m. There are 3428 mi between Ontario and Saint Croix. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Saint Croix 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 Croix?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Saint Croix (average of $380). Flying from Ontario to Saint Croix in September is currently the most expensive (average of $684). 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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Alternative routes for Ontario to Saint Croix

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