HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
U.S. Virgin Islands

$251+ Cheap flights from Ontario (ONT) to the U.S. Virgin Islands

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — STT
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to U.S. Virgin Islands with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to U.S. Virgin Islands

Cheapest flights from Ontario to U.S. Virgin Islands
Explore the most affordable flight options available from Ontario to U.S. Virgin Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This American Airlines deal was found by Cheapflights users on 3/11. 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 5/194:52 pm
ONT
-
STT
2 stops16h 43m
American Airlines
Fri 5/2211:52 am
STT
-
ONT
1 stop13h 44m
American Airlines
Deal found 3/11$568
This American Airlines deal was found by Cheapflights users on 3/8. 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 5/162:08 pm
ONT
-
STT
2 stops18h 27m
American Airlines
Sun 5/244:48 pm
STT
-
ONT
2 stops22h 02m
American Airlines
Deal found 3/8$597
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 5/711:59 pm
ONT
-
STX
2 stops13h 14m
American Airlines
Sun 5/105:14 pm
STX
-
ONT
2 stops18h 25m
American Airlines
Deal found 3/7$620
This American Airlines deal was found by Cheapflights users on 3/7. 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 5/257:12 pm
ONT
-
STT
2 stops12h 51m
American Airlines
Thu 5/281:34 pm
STT
-
ONT
2 stops13h 25m
American Airlines
Deal found 3/7$668
This American Airlines deal was found by Cheapflights users on 3/7. 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 5/2710:10 pm
ONT
-
STT
1 stop12h 37m
American Airlines
Fri 5/2911:43 am
STT
-
ONT
1 stop13h 53m
American Airlines
Deal found 3/7$673
This American Airlines deal was found by Cheapflights users on 3/9. 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 4/37:59 pm
ONT
-
STT
2 stops15h 47m
American Airlines
Tue 4/75:05 pm
STT
-
ONT
2 stops21h 29m
American Airlines
Deal found 3/9$698
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/206:49 pm
ONT
-
STT
2 stops17h 42m
United Airlines
Thu 4/232:10 pm
STT
-
ONT
1 stop11h 21m
United Airlines
Deal found 3/10$707
This American Airlines deal was found by Cheapflights users on 3/7. 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 5/2610:10 pm
ONT
-
STT
1 stop9h 53m
American Airlines
Thu 5/281:34 pm
STT
-
ONT
2 stops12h 04m
American Airlines
Deal found 3/7$717
This American Airlines deal was found by Cheapflights users on 3/7. 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 5/2511:59 pm
ONT
-
STX
2 stops17h 42m
American Airlines
Fri 5/298:08 am
STX
-
ONT
2 stops17h 28m
American Airlines
Deal found 3/7$740
This American Airlines deal was found by Cheapflights users on 3/7. 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 4/1010:26 pm
ONT
-
STX
2 stops11h 49m
American Airlines
Sat 4/185:14 pm
STX
-
ONT
2 stops30h 53m
American Airlines
Deal found 3/7$824
This American Airlines deal was found by Cheapflights users on 3/9. 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 3/2412:22 pm
ONT
-
STX
2 stops21h 34m
American Airlines
Sat 3/285:32 pm
STX
-
ONT
2 stops18h 19m
American Airlines
Deal found 3/9$855
This American Airlines deal was found by Cheapflights users on 3/7. 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 5/275:44 am
ONT
-
STX
2 stops11h 57m
American Airlines
Thu 5/288:08 am
STX
-
ONT
2 stops13h 14m
American Airlines
Deal found 3/7$875

Find flight deals from Ontario to U.S. Virgin Islands

Keep the following information in mind while searching for Ontario to U.S. Virgin Islands flight deals. Data was last updated March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$568
(American Airlines)

One-way from

$251
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$589
Provider with most accurate pricing for Los Angeles Los Angeles-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-Saint Thomas Island Cyril E King flights.
Search Deals
From Ontario to U.S. Virgin Islands
Search Deals
One-way flight from Ontario to U.S. Virgin Islands
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to U.S. Virgin Islands 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 March 12, 2026.
Use the filters below to find and compare flights from Ontario to the U.S. Virgin Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sat 5/16

2:08 pm-11:35 am

2 stops18h 27m

Saint Thomas Island Cyril E King

Sun 5/24

4:48 pm-11:50 am

2 stops22h 02m

$597

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Thu 5/7

11:59 pm-4:13 pm

2 stops13h 14m

Christiansted Henry Rohlsen

Sun 5/10

5:14 pm-8:39 am

2 stops18h 25m

$620

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Tue 5/26

10:10 pm-8:41 pm

2 stops19h 31m

Christiansted Henry Rohlsen

Fri 5/29

8:08 am-10:36 pm

2 stops17h 28m

$740

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Mon 5/25

11:59 pm-8:41 pm

2 stops17h 42m

Christiansted Henry Rohlsen

Fri 5/29

8:08 am-10:36 pm

2 stops17h 28m

$740

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Fri 4/3

11:58 pm-4:02 pm

1 stop13h 04m

Saint Thomas Island Cyril E King

Tue 4/7

5:05 pm-11:34 am

2 stops21h 29m

$828

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Tue 5/19

1:30 pm-3:43 pm

3 stops23h 13m

Saint Thomas Island Cyril E King

Fri 5/22

4:45 pm-12:47 pm

2 stops23h 02m

$835

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Mon 4/20

6:49 pm-3:31 pm

2 stops17h 42m

Saint Thomas Island Cyril E King

Thu 4/23

4:45 pm-12:38 pm

2 stops46h 53m

$842
Quickest round-trip

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Mon 3/23

11:59 pm-3:18 pm

1 stop12h 19m

Saint Thomas Island Cyril E King

Fri 3/27

2:35 pm-10:36 pm

1 stop11h 01m

$845

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Wed 3/25

4:35 pm-2:20 pm

2 stops18h 45m

Saint Thomas Island Cyril E King

Sun 3/29

1:05 pm-11:40 pm

2 stops13h 35m

$860

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Tue 3/31

10:25 pm-11:38 am

1 stop10h 13m

Saint Thomas Island Cyril E King

Wed 4/8

12:49 pm-11:51 pm

2 stops14h 02m

$863

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ontario to U.S. Virgin Islands

Have a flexible travel schedule? Discover the best time to fly to U.S. Virgin Islands 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 the U.S. Virgin Islands

What is the cheapest month to book a flight from Ontario to U.S. Virgin Islands?

Currently, March is the cheapest month in which you can book a flight from Ontario to U.S. Virgin Islands (average of $278). Flying from Ontario to U.S. Virgin Islands in December is currently the most expensive (average of $480). 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 U.S. Virgin Islands

Get insights into the airlines that provide service to U.S. Virgin Islands. 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 U.S. Virgin Islands. Reviews last updated March 12, 2026.
See what other customers who have flown with American Airlines from Ontario to the U.S. Virgin Islands have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,432 reviews

Comfort

7.2

Boarding

7.5

Overall

7.1

Entertainment

6.9

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,432 reviews
American Airlines
7.1
Good
11,432 reviews

Comfort

7.2

Boarding

7.5

Overall

7.1

Entertainment

6.9

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Ontario to U.S. Virgin Islands. 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 U.S. Virgin Islands?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to U.S. Virgin Islands. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Ontario to U.S. Virgin Islands?

    American Airlines and United Airlines can get you from Ontario to U.S. Virgin Islands in just under 18h 27m. Your travel time can differ by up to 4h 46m. Ontario and U.S. Virgin Islands are separated by a distance of 3396 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to U.S. Virgin Islands that include hotel bookings?

    Yes. In addition to deals on Ontario to U.S. Virgin Islands flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to U.S. Virgin Islands?

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

  • Can I find deals for business class flights from Ontario to U.S. Virgin Islands?

    Yes. Cheapflights offers flight deals from Ontario to U.S. Virgin Islands 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 U.S. Virgin Islands?

    Currently, March is the cheapest month in which you can book a flight from Ontario to U.S. Virgin Islands (average of $278). Flying from Ontario to U.S. Virgin Islands in December is currently the most expensive (average of $480). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Ontario to U.S. Virgin Islands

Discover the top airline that operate flights from Ontario to U.S. Virgin Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$567Average$705FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights