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Christiansted

$600+ Cheap flights from Ontario (ONT) to Christiansted (STX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — STX
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Ontario to Christiansted

Cheapest flights from Ontario to Christiansted
Explore the most affordable flight options available from Ontario to Christiansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/21. 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 8/117:02 pm
ONT
-
STX
2 stops14h 53m
American Airlines
Wed 8/194:10 pm
STX
-
ONT
2 stops22h 43m
American Airlines
Deal found 1/21$600
This Delta deal was found by Cheapflights users on 1/19. 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.
Mon 2/25:10 pm
ONT
-
STX
2 stops17h 23m
Delta
Thu 2/53:33 pm
STX
-
ONT
2 stops12h 25m
Delta
Deal found 1/19$720
This American Airlines deal was found by Cheapflights users on 1/19. 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 2/34:45 pm
ONT
-
STX
2 stops20h 20m
American Airlines
Sat 2/74:55 pm
STX
-
ONT
2 stops23h 43m
American Airlines
Deal found 1/19$745
This American Airlines deal was found by Cheapflights users on 1/20. 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 6/611:59 pm
ONT
-
STX
2 stops17h 30m
American Airlines
Sat 6/133:30 pm
STX
-
ONT
2 stops20h 02m
American Airlines
Deal found 1/20$1,097
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 2/27:16 am
ONT
-
STX
2 stops10h 15m
American Airlines
Thu 2/58:30 am
STX
-
ONT
3 stops17h 43m
American Airlines
Deal found 1/19$1,217
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 5/125:00 am
ONT
-
STX
2 stops24h 55m
United Airlines
Mon 5/1810:20 am
STX
-
ONT
2 stops14h 38m
United Airlines
Deal found 1/19$1,502
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 2/236:37 pm
ONT
-
STX
3 stops34h 18m
United Airlines
Fri 2/278:30 am
STX
-
ONT
2 stops17h 29m
United Airlines
Deal found 1/20$2,434
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sun 3/1511:59 pm
ONT
-
STX
2 stops29h 56m
United Airlines
Thu 3/1910:20 am
STX
-
ONT
2 stops15h 16m
United Airlines
Deal found 1/19$3,948

Find flight deals from Ontario to Christiansted

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Christiansted (STX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$720
(Delta)
Provider with most accurate pricing for Ontario-Christiansted Henry Rohlsen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Christiansted Henry Rohlsen flights.
Search Deals
From Ontario to Christiansted Henry Rohlsen
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Christiansted 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 January 21, 2026.
Use the filters below to find and compare flights from Ontario to Christiansted that are best for you.

Fly from

Ontario

Fly to

Christiansted

Route

Depart

Return

Price

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Mon 2/2

10:30 pm-2:33 pm

1 stop12h 03m

Christiansted Henry Rohlsen

Thu 2/5

3:33 pm-11:58 pm

2 stops12h 25m

$720

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Tue 2/3

4:45 pm-5:05 pm

2 stops20h 20m

Christiansted Henry Rohlsen

Sat 2/7

4:55 pm-12:38 pm

2 stops23h 43m

$745

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Sat 6/6

11:59 pm-8:29 pm

2 stops17h 30m

Christiansted Henry Rohlsen

Sat 6/13

3:30 pm-8:32 am

2 stops20h 02m

$1,097

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Mon 2/2

7:16 am-9:31 pm

2 stops10h 15m

Christiansted Henry Rohlsen

Thu 2/5

8:30 am-10:13 pm

3 stops17h 43m

$1,217

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Tue 5/12

5:00 am-8:55 am

2 stops24h 55m

Christiansted Henry Rohlsen

Mon 5/18

10:20 am-9:58 pm

2 stops14h 38m

$1,502

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Mon 2/23

6:37 pm-8:55 am

3 stops34h 18m

Christiansted Henry Rohlsen

Fri 2/27

8:30 am-9:59 pm

2 stops17h 29m

$2,434

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Sun 3/15

11:59 pm-8:55 am

2 stops29h 56m

Christiansted Henry Rohlsen

Thu 3/19

10:20 am-10:36 pm

2 stops15h 16m

$3,948

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Compare providers for flights from Ontario to Christiansted

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Christiansted in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Christiansted flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Christiansted flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Christiansted flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Christiansted flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Christiansted flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Christiansted

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

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

Currently, March is the cheapest month in which you can book a flight from Ontario to Christiansted (average of $274). Flying from Ontario to Christiansted in June is currently the most expensive (average of $479). 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 Christiansted. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Christiansted?

    Airlines like Delta and American Airlines fly from Ontario to Christiansted in about 12h 03m. The time it takes to get you to your destination can typically vary by up to 8h 17m. Airlines will cover a distance of 3428 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Ontario to Christiansted?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Christiansted 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 Christiansted?

    Currently, March is the cheapest month in which you can book a flight from Ontario to Christiansted (average of $274). Flying from Ontario to Christiansted in June is currently the most expensive (average of $479). 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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