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Cheap flights from Ontario to the U.S. Virgin Islands from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to the U.S. Virgin Islands departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to the U.S. Virgin Islands

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:20 pm - 2:55 pm
ONT
-
STT
15h 35m2 stops
Southwest Logo
1:50 pm - 8:20 am
STT
-
ONT
21h 30m2 stops
$547Southwest
Sun, Mar 1 - Wed, Mar 11
United Airlines Logo
6:37 pm - 4:18 pm
ONT
-
STT
17h 41m2 stops
United Airlines Logo
2:35 pm - 10:36 pm
STT
-
ONT
11h 01m1 stop
$595United Airlines
Sun, Mar 1 - Wed, Mar 11
American Airlines Logo
11:04 pm - 10:35 am
ONT
-
STT
8h 31m1 stop
American Airlines Logo
5:15 pm - 9:10 am
STT
-
ONT
18h 55m2 stops
$668American Airlines
Sun, May 17 - Sun, May 24
Delta Logo
10:30 pm - 3:05 pm
ONT
-
STT
12h 35m1 stop
Delta Logo
3:10 pm - 9:05 pm
STT
-
ONT
9h 55m1 stop
$699Delta
Mon, Jan 5 - Thu, Jan 8
American Airlines Logo
7:59 pm - 11:12 am
ONT
-
STT
12h 13m2 stops
American Airlines Logo
2:43 pm - 10:30 pm
STT
-
ONT
10h 47m1 stop
$717American Airlines
Fri, Mar 13 - Mon, Mar 16
United Airlines Logo
5:00 am - 1:56 pm
ONT
-
STT
52h 56m3 stops
United Airlines Logo
12:02 pm - 10:25 pm
STT
-
ONT
13h 23m2 stops
$730United Airlines
Sun, Mar 1 - Wed, Mar 11
United Airlines Logo
6:53 pm - 3:31 pm
ONT
-
STT
17h 38m2 stops
United Airlines Logo
4:45 pm - 12:20 pm
STT
-
ONT
22h 35m2 stops
$808United Airlines
Sat, Apr 18 - Tue, Apr 28
American Airlines Logo
10:40 pm - 11:06 am
ONT
-
STT
9h 26m1 stop
American Airlines Logo
12:05 pm - 9:24 pm
STT
-
ONT
12h 19m1 stop
$818American Airlines
Fri, Mar 13 - Mon, Mar 16
United Airlines Logo
6:39 pm - 2:30 pm
ONT
-
STT
15h 51m2 stops
United Airlines Logo
3:05 pm - 12:47 pm
STT
-
ONT
25h 42m2 stops
$835United Airlines
Fri, Jan 16 - Tue, Jan 20
United Airlines Logo
5:00 am - 1:56 pm
ONT
-
STT
52h 56m3 stops
United Airlines Logo
2:35 pm - 5:41 pm
STT
-
ONT
30h 06m3 stops
$853United Airlines
Sun, Mar 1 - Wed, Mar 11

American Airlines flights from Ontario to U.S. Virgin Islands

Our best American Airlines deals on Ontario to U.S. Virgin Islands flight tickets
American Airlines
May 17
ONT11:04 pmOntario
8h 31m
1 stop
STT10:35 amSaint Thomas Island Cyril E King
May 24
STT5:15 pmSaint Thomas Island Cyril E King
18h 55m
2 stops
ONT9:10 amOntario
$668
Find similar
American Airlines
Mar 13
ONT5:02 pmOntario
15h 10m
2 stops
STT11:12 amSaint Thomas Island Cyril E King
Mar 16
STT12:05 pmSaint Thomas Island Cyril E King
13h 02m
2 stops
ONT10:07 pmOntario
$717
Find similar
American Airlines
Mar 13
ONT10:40 pmOntario
9h 26m
1 stop
STT11:06 amSaint Thomas Island Cyril E King
Mar 16
STT12:05 pmSaint Thomas Island Cyril E King
12h 19m
1 stop
ONT9:24 pmOntario
$818
Find similar

United Airlines flights from Ontario to U.S. Virgin Islands

Our best United Airlines deals on Ontario to U.S. Virgin Islands flight tickets
United Airlines
Mar 1
ONT5:00 amOntario
52h 56m
3 stops
STT1:56 pmSaint Thomas Island Cyril E King
Mar 11
STT12:02 pmSaint Thomas Island Cyril E King
13h 23m
2 stops
ONT10:25 pmOntario
$730
Find similar
United Airlines
Apr 18
ONT6:53 pmOntario
17h 38m
2 stops
STT3:31 pmSaint Thomas Island Cyril E King
Apr 28
STT4:45 pmSaint Thomas Island Cyril E King
22h 35m
2 stops
ONT12:20 pmOntario
$808
Find similar
United Airlines
Jan 16
ONT6:39 pmOntario
15h 51m
2 stops
STT2:30 pmSaint Thomas Island Cyril E King
Jan 20
STT3:05 pmSaint Thomas Island Cyril E King
25h 42m
2 stops
ONT12:47 pmOntario
$835
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 3/1

7:20 pm-2:55 pm

2 stops15h 35m

Saint Thomas Island Cyril E King

Wed 3/11

1:50 pm-8:20 am

2 stops21h 30m

$547

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 3/1

6:37 pm-4:18 pm

2 stops17h 41m

Saint Thomas Island Cyril E King

Wed 3/11

2:35 pm-10:36 pm

1 stop11h 01m

$595

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 5/17

11:04 pm-10:35 am

1 stop8h 31m

Saint Thomas Island Cyril E King

Sun 5/24

5:15 pm-9:10 am

2 stops18h 55m

$668

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Mon 1/5

10:30 pm-3:05 pm

1 stop12h 35m

Saint Thomas Island Cyril E King

Thu 1/8

3:10 pm-9:05 pm

1 stop9h 55m

$699

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Fri 3/13

7:59 pm-11:12 am

2 stops12h 13m

Saint Thomas Island Cyril E King

Mon 3/16

2:43 pm-10:30 pm

1 stop10h 47m

$717

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 3/1

5:00 am-1:56 pm

3 stops52h 56m

Saint Thomas Island Cyril E King

Wed 3/11

12:02 pm-10:25 pm

2 stops13h 23m

$730

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sat 4/18

6:53 pm-3:31 pm

2 stops17h 38m

Saint Thomas Island Cyril E King

Tue 4/28

4:45 pm-12:20 pm

2 stops22h 35m

$808

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Fri 3/13

10:40 pm-11:06 am

1 stop9h 26m

Saint Thomas Island Cyril E King

Mon 3/16

12:05 pm-9:24 pm

1 stop12h 19m

$818

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Fri 1/16

6:39 pm-2:30 pm

2 stops15h 51m

Saint Thomas Island Cyril E King

Tue 1/20

3:05 pm-12:47 pm

2 stops25h 42m

$835

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 3/1

5:00 am-1:56 pm

3 stops52h 56m

Saint Thomas Island Cyril E King

Wed 3/11

2:35 pm-5:41 pm

3 stops30h 06m

$853

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See travel insights to the U.S. Virgin Islands from

How to get the cheapest flight ticket from Ontario to U.S. Virgin Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to U.S. Virgin Islands?

According to our data, Thursday is the cheapest day to fly to U.S. Virgin Islands from Ontario. The lowest ticket price found for a Thursday departure recently was $542. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,397.

Can stopping save me money on Ontario to U.S. Virgin Islands flights?

You could potentially save up to 43% on your flight if you consider stops on a Ontario to U.S. Virgin Islands flight.

Cheap Ontario to U.S. Virgin Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to U.S. Virgin Islands

Fastest flight time

10h 12m

Direct flights

None
The fastest flight from Ontario to U.S. Virgin Islands takes 10h 12m
There are no direct flights from Ontario to U.S. Virgin Islands. There are no popular flight routes from Ontario to U.S. Virgin Islands.
Search flight deals

  • When did momondo last update prices for flights from Ontario Airport to U.S. Virgin Islands?

    Prices for flights from Ontario Airport to U.S. Virgin Islands refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to U.S. Virgin Islands?

  • How old do you have to be to fly from Ontario Airport to U.S. Virgin Islands?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to U.S. Virgin Islands.

  • What documentation or ID do you need to fly to U.S. Virgin Islands?

    The required travel and health documents for your U.S. Virgin Islands trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at U.S. Virgin Islands. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ontario to U.S. Virgin Islands

Compare and see reviews for airlines that fly from Ontario to U.S. Virgin Islands with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $567Free CancellationRating
7.2
11,055 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to U.S. Virgin Islands?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to U.S. Virgin Islands for you.

Can I find flights from Ontario to U.S. Virgin Islands with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to U.S. Virgin Islands from Ontario with this policy.

How can momondo help me find flights from Ontario to U.S. Virgin Islands?

Once all potential Ontario to U.S. Virgin Islands flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to U.S. Virgin Islands right now. Can momondo alert me if prices change?

Price alerts on flights to U.S. Virgin Islands from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your U.S. Virgin Islands trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the U.S. Virgin Islands

Popular cities in the U.S. Virgin Islands

Popular flights according to clicks in the last 7 days on momondo
Flights to Saint Thomas Islandfrom $171