Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Saint Thomas Island from $535

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Saint Thomas Island departing on 8/17. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Ontario to Saint Thomas Island

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Saint Thomas Island.
Delta Logo
10:59 pm - 1:55 pmONT-STT
11h 56m1 stop
Delta Logo
3:00 pm - 10:29 pmSTT-ONT
10h 29m1 stop
$535Delta
Find Deal
Sun, Aug 17 - Thu, Aug 21
Delta Logo
5:05 pm - 2:40 pmONT-STT
18h 35m2 stops
Delta Logo
2:49 pm - 10:41 pmSTT-ONT
10h 52m1 stop
$557Delta
Find Deal
Fri, Sep 12 - Tue, Sep 23
American Airlines Logo
3:00 pm - 12:50 pmONT-STT
18h 50m2 stops
American Airlines Logo
1:50 pm - 9:56 pmSTT-ONT
11h 06m2 stops
$575American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 23
United Airlines Logo
6:28 pm - 12:17 pmONT-STT
14h 49m2 stops
United Airlines Logo
1:19 pm - 9:37 pmSTT-ONT
11h 18m1 stop
$677United Airlines
Find Deal
Thu, Jul 17 - Thu, Jul 24
United Airlines Logo
6:39 pm - 12:17 pmONT-STT
14h 38m2 stops
United Airlines Logo
1:19 pm - 9:37 pmSTT-ONT
11h 18m1 stop
$752United Airlines
Find Deal
Tue, Jul 15 - Fri, Jul 25
United Airlines Logo
6:39 pm - 12:17 pmONT-STT
14h 38m2 stops
United Airlines Logo
4:45 pm - 12:32 pmSTT-ONT
22h 47m2 stops
$775United Airlines
Find Deal
Tue, Jul 15 - Fri, Jul 25
American Airlines Logo
7:05 pm - 3:55 pmONT-STT
17h 50m2 stops
American Airlines Logo
5:19 pm - 12:00 pmSTT-ONT
21h 41m2 stops
$831American Airlines
Find Deal
Sat, Jul 19 - Sat, Jul 26
American Airlines Logo
11:09 pm - 12:50 pmONT-STT
10h 41m2 stops
American Airlines Logo
1:50 pm - 11:36 pmSTT-ONT
12h 46m3 stops
$847American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 23
American Airlines Logo
11:59 pm - 3:02 pmONT-STT
12h 03m1 stop
American Airlines Logo
1:53 pm - 11:55 pmSTT-ONT
13h 02m2 stops
$863American Airlines
Find Deal
Sat, Jul 19 - Sat, Jul 26
Delta Logo
10:05 pm - 1:49 pmONT-STT
12h 44m1 stop
Delta Logo
3:00 pm - 10:25 pmSTT-ONT
10h 25m1 stop
$1,267Delta
Find Deal
Fri, Jun 13 - Fri, Jun 20

Delta flights from Ontario to Saint Thomas Island

Our best Delta deals on Ontario to Saint Thomas Island flight tickets
Delta
Aug 17
ONT10:59 pmOntario
11h 56m
1 stop
STT1:55 pmSaint Thomas Island Cyril E King
Aug 21
STT3:00 pmSaint Thomas Island Cyril E King
10h 29m
1 stop
ONT10:29 pmOntario
Delta
Sep 12
ONT5:05 pmOntario
18h 35m
2 stops
STT2:40 pmSaint Thomas Island Cyril E King
Sep 23
STT2:49 pmSaint Thomas Island Cyril E King
10h 52m
1 stop
ONT10:41 pmOntario
Delta
Jun 13
ONT10:05 pmOntario
12h 44m
1 stop
STT1:49 pmSaint Thomas Island Cyril E King
Jun 20
STT3:00 pmSaint Thomas Island Cyril E King
10h 25m
1 stop
ONT10:25 pmOntario

United Airlines flights from Ontario to Saint Thomas Island

Our best United Airlines deals on Ontario to Saint Thomas Island flight tickets
United Airlines
Jul 17
ONT6:28 pmOntario
14h 49m
2 stops
STT12:17 pmSaint Thomas Island Cyril E King
Jul 24
STT1:19 pmSaint Thomas Island Cyril E King
11h 18m
1 stop
ONT9:37 pmOntario
United Airlines
Jul 15
ONT6:39 pmOntario
14h 38m
2 stops
STT12:17 pmSaint Thomas Island Cyril E King
Jul 25
STT1:19 pmSaint Thomas Island Cyril E King
11h 18m
1 stop
ONT9:37 pmOntario
United Airlines
Jul 15
ONT6:39 pmOntario
14h 38m
2 stops
STT12:17 pmSaint Thomas Island Cyril E King
Jul 25
STT4:45 pmSaint Thomas Island Cyril E King
22h 47m
2 stops
ONT12:32 pmOntario

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Ontario to Saint Thomas Island

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 Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Ontario is on a Monday. momondo users have found tickets for Monday departures for as low as $531. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Saint Thomas Island for around $721.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $353. Flights to Saint Thomas Island are more costly in the evening, with an average ticket price of $669. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Saint Thomas Island (ONT to STT) flight deals and tips

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

Best Price Found

$742

Fastest flight time

10h 41m

Direct flights

None

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Ontario in the past 72 hours is $742. The best round-trip flight deal from Ontario to Saint Thomas Island found on momondo in the last 72 hours is $535.
The fastest flight from Ontario to Saint Thomas Island takes 10h 41m
There are no direct flights from Ontario to Saint Thomas Island. Popular non-direct route for this connection is Ontario Airport - Saint Thomas Island Cyril E King Airport.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)

  • How far is Ontario to Saint Thomas Island Cyril E King by plane?

    Ontario and Saint Thomas Island Cyril E King are 3401.6 mi apart from one another. A reasonable flight in good conditions will take 10h 41m.

  • When did momondo last update prices for flights from Ontario Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Ontario Airport to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Ontario Airport to Saint Thomas Island Cyril E King Airport?

    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 Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The necessary travel and health documents for your Saint Thomas Island Cyril E King Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Saint Thomas Island?


Best airlines flying from Ontario to Saint Thomas Island

Compare and see reviews for airlines that fly from Ontario to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $483Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

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

It is quick and easy to find Ontario to Saint Thomas Island flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Thomas Island that suits you.

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

Yes. All flights to Saint Thomas Island from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Thomas Island from Ontario.

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

Price alerts on flights to Saint Thomas Island 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 Saint Thomas Island 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 4/30
Wed 5/7

Find better results for your trip to the U.S. Virgin Islands

Airports servicing U.S. Virgin Islands