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Cheap flights from Ontario to Saint Croix from $489

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 Saint Croix departing on 12/21. 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 Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:47 am - 12:40 pmONT-STX
26h 53m2 stops
American Airlines Logo
5:10 pm - 8:18 pmSTX-ONT
30h 08m2 stops
$709American Airlines
Find Deal
lun., abr. 27 - jue., abr. 30
American Airlines Logo
10:40 pm - 10:48 pmONT-STX
20h 08m2 stops
American Airlines Logo
3:29 pm - 9:38 amSTX-ONT
22h 09m2 stops
$1,444American Airlines
Find Deal
lun., dic. 22 - vie., ene. 2
American Airlines Logo
11:59 pm - 10:48 pmONT-STX
18h 49m2 stops
American Airlines Logo
8:24 am - 9:52 pmSTX-ONT
17h 28m3 stops
$1,563American Airlines
Find Deal
lun., dic. 22 - vie., ene. 2
American Airlines Logo
10:40 pm - 3:40 pmONT-STX
13h 00m1 stop
American Airlines Logo
4:31 pm - 11:53 amSTX-ONT
23h 22m2 stops
$1,617American Airlines
Find Deal
lun., dic. 22 - vie., ene. 2
Delta Logo
10:29 pm - 2:21 pmONT-STX
11h 52m1 stop
Delta Logo
3:22 pm - 11:23 pmSTX-ONT
12h 01m1 stop
$2,152Delta
Find Deal
lun., dic. 22 - vie., ene. 2

American Airlines flights from Ontario to Saint Croix

Our best American Airlines deals on Ontario to Saint Croix flight tickets
American Airlines
Apr 27
ONT6:47 amOntario
26h 53m
2 stops
STX12:40 pmChristiansted Henry Rohlsen
Apr 30
STX5:10 pmChristiansted Henry Rohlsen
30h 08m
2 stops
ONT8:18 pmOntario
$709
Find similar
American Airlines
Dec 22
ONT10:40 pmOntario
20h 08m
2 stops
STX10:48 pmChristiansted Henry Rohlsen
Jan 2
STX3:29 pmChristiansted Henry Rohlsen
22h 09m
2 stops
ONT9:38 amOntario
$1,444
Find similar
American Airlines
Dec 22
ONT11:59 pmOntario
18h 49m
2 stops
STX10:48 pmChristiansted Henry Rohlsen
Jan 2
STX8:24 amChristiansted Henry Rohlsen
17h 28m
3 stops
ONT9:52 pmOntario
$1,563
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated noviembre 5, 2025.
Use the filters below to find and compare flights from Ontario to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 4/27

6:47 am-12:40 pm

2 stops26h 53m

Christiansted Henry Rohlsen

jue. 4/30

5:10 pm-8:18 pm

2 stops30h 08m

$709

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 12/22

10:40 pm-10:48 pm

2 stops20h 08m

Christiansted Henry Rohlsen

vie. 1/2

3:29 pm-9:38 am

2 stops22h 09m

$1,444

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 12/22

11:59 pm-10:48 pm

2 stops18h 49m

Christiansted Henry Rohlsen

vie. 1/2

8:24 am-9:52 pm

3 stops17h 28m

$1,563

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 12/22

10:40 pm-3:40 pm

1 stop13h 00m

Christiansted Henry Rohlsen

vie. 1/2

4:31 pm-11:53 am

2 stops23h 22m

$1,617

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

lun. 12/22

10:29 pm-2:21 pm

1 stop11h 52m

Christiansted Henry Rohlsen

vie. 1/2

3:22 pm-11:23 pm

1 stop12h 01m

$2,152

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

dom. 12/21

6:37 pm-3:58 pm

2 stops17h 21m

$489

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

dom. 3/1

6:37 pm-8:55 am

3 stops34h 18m

$509

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

sáb. 12/20

5:16 pm-5:15 pm

3 stops19h 59m

$519

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

sáb. 12/20

10:40 pm-10:48 pm

2 stops20h 08m

$544

OntarioChristiansted

ONT - STX

ONTSTX

Ontario

dom. 12/21

10:29 pm-2:21 pm

1 stop11h 52m

$752

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Saint Croix from

How to get the cheapest flight ticket from Ontario to Saint Croix

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 airline that flies from Ontario to Saint Croix?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Ontario to Saint Croix

Cheap Ontario to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Saint Croix

Direct flights

None
There are no direct flights from Ontario to Saint Croix. There are no popular flight routes from Ontario to Saint Croix.
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  • When did momondo last update prices for flights from Ontario Airport to Saint Croix?

    Prices for flights from Ontario Airport to Saint Croix are updated daily.

  • How old do you have to be to fly from Ontario Airport to Saint Croix?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Saint Croix.

  • What documentation or ID do you need to fly to Saint Croix?

    The travel and health documents you'll need for your trip to Saint Croix may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Croix. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Saint Croix?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Saint Croix. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Saint Croix with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Croix from Ontario with this policy.

How can momondo help me find flights from Ontario to Saint Croix?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Croix from Ontario.

I’m not ready to book a flight from Ontario to Saint Croix right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Saint Croix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Croix and let you know when they change.

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1 adult
vie. 12/5
vie. 12/12
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