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Cheap flights from Ontario to the U.S. Virgin Islands from $306

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 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
American Airlines Logo
11:58 pm - 4:27 pm
ONT
-
STX
13h 29m
2 stops
American Airlines Logo
5:17 pm - 11:31 am
STX
-
ONT
21h 14m
2 stops
$600American Airlines
Sun, Mar 29 - Tue, Mar 31
American Airlines Logo
5:02 pm - 11:06 am
ONT
-
STT
15h 04m
2 stops
American Airlines Logo
3:40 pm - 8:51 am
STT
-
ONT
20h 11m
2 stops
$616American Airlines
Wed, Mar 11 - Mon, Mar 23
American Airlines Logo
2:08 pm - 4:13 pm
ONT
-
STX
23h 05m
2 stops
American Airlines Logo
3:48 pm - 11:34 am
STX
-
ONT
22h 46m
2 stops
$650American Airlines
Fri, Apr 10 - Sat, Apr 18
American Airlines Logo
10:36 pm - 2:48 pm
ONT
-
STX
13h 12m
1 stop
American Airlines Logo
1:50 pm - 10:06 am
STX
-
ONT
23h 16m
2 stops
$660American Airlines
Sun, Mar 29 - Tue, Mar 31
Delta Logo
10:25 pm - 11:38 am
ONT
-
STT
10h 13m
1 stop
Delta Logo
12:49 pm - 9:00 pm
STT
-
ONT
11h 11m
1 stop
$668Delta
Tue, Mar 24 - Mon, Mar 30
Southwest Logo
3:35 pm - 1:10 pm
ONT
-
STT
18h 35m
2 stops
Southwest Logo
3:20 pm - 12:05 am
STT
-
ONT
11h 45m
2 stops
$684Southwest
Sat, Apr 25 - Sun, May 3
Southwest Logo
9:55 pm - 1:35 pm
ONT
-
STT
12h 40m
2 stops
Southwest Logo
1:40 pm - 9:20 am
STT
-
ONT
22h 40m
2 stops
$700Southwest
Sun, May 31 - Sat, Jun 6
United Airlines Logo
11:59 pm - 3:18 pm
ONT
-
STT
12h 19m
1 stop
United Airlines Logo
2:35 pm - 10:36 pm
STT
-
ONT
11h 01m
1 stop
$706United Airlines
Wed, Mar 11 - Mon, Mar 23
American Airlines Logo
10:26 pm - 2:49 pm
ONT
-
STX
13h 23m
1 stop
American Airlines Logo
5:14 pm - 11:34 am
STX
-
ONT
21h 20m
2 stops
$710American Airlines
Fri, Apr 10 - Sat, Apr 18
United Airlines Logo
1:50 pm - 12:56 pm
ONT
-
STT
20h 06m
2 stops
United Airlines Logo
4:45 pm - 6:02 pm
STT
-
ONT
28h 17m
3 stops
$841United Airlines
Tue, Mar 24 - Mon, Mar 30

Southwest flights from Ontario to U.S. Virgin Islands

Our best Southwest deals on Ontario to U.S. Virgin Islands flight tickets
Southwest
Apr 25
ONT3:35 pmOntario
18h 35m
2 stops
STT1:10 pmSaint Thomas Island Cyril E King
May 3
STT3:20 pmSaint Thomas Island Cyril E King
11h 45m
2 stops
ONT12:05 amOntario
$684
Southwest
May 31
ONT9:55 pmOntario
12h 40m
2 stops
STT1:35 pmSaint Thomas Island Cyril E King
Jun 6
STT1:40 pmSaint Thomas Island Cyril E King
22h 40m
2 stops
ONT9:20 amOntario
$700
Southwest
Apr 25
ONT2:50 pmOntario
19h 20m
2 stops
STT1:10 pmSaint Thomas Island Cyril E King
May 3
STT3:20 pmSaint Thomas Island Cyril E King
11h 45m
2 stops
ONT12:05 amOntario
$724

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 11
ONT11:59 pmOntario
12h 19m
1 stop
STT3:18 pmSaint Thomas Island Cyril E King
Mar 23
STT2:35 pmSaint Thomas Island Cyril E King
11h 01m
1 stop
ONT10:36 pmOntario
$706
United Airlines
Mar 24
ONT1:50 pmOntario
20h 06m
2 stops
STT12:56 pmSaint Thomas Island Cyril E King
Mar 30
STT4:45 pmSaint Thomas Island Cyril E King
28h 17m
3 stops
ONT6:02 pmOntario
$841
United Airlines
Mar 23
ONT6:37 pmOntario
15h 53m
2 stops
STT1:30 pmSaint Thomas Island Cyril E King
Mar 28
STT2:35 pmSaint Thomas Island Cyril E King
11h 01m
1 stop
ONT10:36 pmOntario
$848

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 February 4, 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

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Sun 3/29

11:58 pm-4:27 pm

2 stops13h 29m

Christiansted Henry Rohlsen

Tue 3/31

5:17 pm-11:31 am

2 stops21h 14m

$600

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Wed 3/11

5:02 pm-11:06 am

2 stops15h 04m

Saint Thomas Island Cyril E King

Mon 3/23

3:40 pm-8:51 am

2 stops20h 11m

$616

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Fri 4/10

2:08 pm-4:13 pm

2 stops23h 05m

Christiansted Henry Rohlsen

Sat 4/18

3:48 pm-11:34 am

2 stops22h 46m

$650

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Sun 3/29

10:36 pm-2:48 pm

1 stop13h 12m

Christiansted Henry Rohlsen

Tue 3/31

1:50 pm-10:06 am

2 stops23h 16m

$660

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Tue 3/24

10:25 pm-11:38 am

1 stop10h 13m

Saint Thomas Island Cyril E King

Mon 3/30

12:49 pm-9:00 pm

1 stop11h 11m

$668

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sat 4/25

3:35 pm-1:10 pm

2 stops18h 35m

Saint Thomas Island Cyril E King

Sun 5/3

3:20 pm-12:05 am

2 stops11h 45m

$684

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Sun 5/31

9:55 pm-1:35 pm

2 stops12h 40m

Saint Thomas Island Cyril E King

Sat 6/6

1:40 pm-9:20 am

2 stops22h 40m

$700

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Wed 3/11

11:59 pm-3:18 pm

1 stop12h 19m

Saint Thomas Island Cyril E King

Mon 3/23

2:35 pm-10:36 pm

1 stop11h 01m

$706

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

Fri 4/10

10:26 pm-2:49 pm

1 stop13h 23m

Christiansted Henry Rohlsen

Sat 4/18

5:14 pm-11:34 am

2 stops21h 20m

$710

OntarioSaint Thomas Island

ONT - STT

ONTSTT

Ontario

Tue 3/24

1:50 pm-12:56 pm

2 stops20h 06m

Saint Thomas Island Cyril E King

Mon 3/30

4:45 pm-6:02 pm

3 stops28h 17m

$841

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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

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

You could potentially save up to 2% 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

11h 38m

Direct flights

None
The fastest flight from Ontario to U.S. Virgin Islands takes 11h 38m
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.
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  • 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 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.

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

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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 $105