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Cheap flights from Ontario (ONT) to Saint Thomas Island (STT) from $306

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — STT
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
1 adult, Economy
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Cheap flight deals from Ontario to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 27, 2024.

Popular in

May

Cheapest in

February

Round-trip from

$459

One-way from

$400
High demand for flights, 50% potential price rise
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Best time to find cheap flights, 50% potential price drop
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From Ontario to Saint Thomas Island Cyril E King
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One-way flight from Ontario to Saint Thomas Island Cyril E King
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What is the cheapest day to fly round-trip from Ontario to Saint Thomas Island?

Flights from Ontario to Saint Thomas Island are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Saint Thomas Island.

How far in advance should I book a flight from Ontario to Saint Thomas Island?

Find a great deal and save up to 45% by booking at least 44 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Saint Thomas Island within the next two weeks, with the cheapest ticket starting at $537.

What is the cheapest month to fly from Ontario to Saint Thomas Island?

Flights from Ontario to Saint Thomas Island lean towards being more expensive in March. Prices are generally better when you fly from Ontario to Saint Thomas Island in January, with the cheapest ticket starting at $231.

When is the cheapest time to fly from Ontario to Saint Thomas Island (ONT - STT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Saint Thomas Island as you normally would.

Cheap Delta flights from Ontario to Saint Thomas Island

Explore cheap flight options specifically provided by Delta for the route between Ontario and Saint Thomas Island. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Find some of the cheapest Delta flights traveling from Ontario to Saint Thomas Island. Make sure to check back often as deals are often changing.
Tue 5/75:20 pmONT - STT
2 stops17h 10mDelta
Thu 5/92:43 pmSTT - ONT
1 stop11h 04mDelta
Deal found 4/26$766
Thu 5/3010:00 pmONT - STT
1 stop12h 30mDelta
Sun 6/91:25 pmSTT - ONT
1 stop12h 35mDelta
Deal found 4/26$917
Mon 6/310:00 pmONT - STT
1 stop12h 29mDelta
Fri 6/73:00 pmSTT - ONT
1 stop11h 00mDelta
Deal found 4/26$937

Cheap American Airlines flights from Ontario to Saint Thomas Island

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Saint Thomas Island. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Ontario to Saint Thomas Island. Deals are refreshing constantly so come back soon for more options.
Tue 6/252:44 pmONT - STT
2 stops19h 20mAmerican Airlines
Thu 7/411:35 amSTT - ONT
2 stops24h 04mAmerican Airlines
Deal found 4/26$569
Tue 5/1411:59 pmONT - STT
2 stops13h 06mAmerican Airlines
Fri 5/174:55 pmSTT - ONT
2 stops29h 07mAmerican Airlines
Deal found 4/26$574
Thu 9/1911:59 pmONT - STT
2 stops11h 56mAmerican Airlines
Tue 9/242:57 pmSTT - ONT
2 stops21h 39mAmerican Airlines
Deal found 4/26$616
Tue 6/252:44 pmONT - STT
2 stops19h 20mAmerican Airlines
Thu 7/411:35 amSTT - ONT
1 stop9h 49mAmerican Airlines
Deal found 4/26$664
Mon 6/32:50 pmONT - STT
2 stops17h 45mAmerican Airlines
Fri 6/75:18 pmSTT - ONT
2 stops19h 45mAmerican Airlines
Deal found 4/26$747
Tue 5/710:29 pmONT - STT
1 stop11h 11mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$753
Tue 5/712:50 pmONT - STT
2 stops19h 45mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$755
Fri 9/2011:00 pmONT - STT
1 stop10h 52mAmerican Airlines
Wed 9/254:57 pmSTT - ONT
2 stops19h 39mAmerican Airlines
Deal found 4/26$773
Mon 6/310:29 pmONT - STT
1 stop11h 11mAmerican Airlines
Fri 6/75:18 pmSTT - ONT
2 stops19h 45mAmerican Airlines
Deal found 4/26$785

Cheap Ontario to Saint Thomas Island flights in April & May 2024

Find cheap flight options from Ontario to Saint Thomas Island specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
The lowest fares we've come across on flights traveling from Ontario to Saint Thomas Island in April and May 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 5/1411:59 pmONT - STT
2 stops13h 06mAmerican Airlines
Fri 5/174:55 pmSTT - ONT
2 stops29h 07mAmerican Airlines
Deal found 4/26$574
Tue 5/710:29 pmONT - STT
1 stop11h 11mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$753
Tue 5/712:50 pmONT - STT
2 stops19h 45mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$755
Tue 5/75:20 pmONT - STT
2 stops17h 10mDelta
Thu 5/92:43 pmSTT - ONT
1 stop11h 04mDelta
Deal found 4/26$766
Tue 5/1410:29 pmONT - STT
1 stop13h 26mAmerican Airlines
Fri 5/174:55 pmSTT - ONT
2 stops29h 07mAmerican Airlines
Deal found 4/27$803
Wed 5/2910:29 pmONT - STT
2 stops12h 21mAmerican Airlines
Thu 6/62:20 pmSTT - ONT
2 stops12h 39mAmerican Airlines
Deal found 4/26$804
Thu 5/1611:59 pmONT - STT
2 stops13h 06mAmerican Airlines
Mon 5/204:55 pmSTT - ONT
2 stops19h 45mAmerican Airlines
Deal found 4/26$806
Thu 5/3010:00 pmONT - STT
1 stop12h 30mDelta
Sun 6/91:25 pmSTT - ONT
1 stop12h 35mDelta
Deal found 4/27$852
Thu 5/3010:00 pmONT - STT
1 stop12h 30mDelta
Sun 6/91:25 pmSTT - ONT
1 stop12h 35mDelta
Deal found 4/26$917

Ontario to Saint Thomas Island 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Saint Thomas Island in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
The lowest fares we've come across on flights traveling from Ontario to Saint Thomas Island in April and May 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/252:44 pmONT - STT
2 stops19h 20mAmerican Airlines
Thu 7/411:35 amSTT - ONT
2 stops24h 04mAmerican Airlines
Deal found 4/26$569
Tue 5/1411:59 pmONT - STT
2 stops13h 06mAmerican Airlines
Fri 5/174:55 pmSTT - ONT
2 stops29h 07mAmerican Airlines
Deal found 4/26$574
Thu 9/1911:59 pmONT - STT
2 stops11h 56mAmerican Airlines
Tue 9/242:57 pmSTT - ONT
2 stops21h 39mAmerican Airlines
Deal found 4/26$616
Tue 6/252:44 pmONT - STT
2 stops19h 20mAmerican Airlines
Thu 7/411:35 amSTT - ONT
1 stop9h 49mAmerican Airlines
Deal found 4/26$664
Mon 6/32:50 pmONT - STT
2 stops17h 45mAmerican Airlines
Fri 6/75:18 pmSTT - ONT
2 stops19h 45mAmerican Airlines
Deal found 4/26$747
Tue 5/710:29 pmONT - STT
1 stop11h 11mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$753
Tue 5/712:50 pmONT - STT
2 stops19h 45mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$755
Tue 5/75:20 pmONT - STT
2 stops17h 10mDelta
Thu 5/92:43 pmSTT - ONT
1 stop11h 04mDelta
Deal found 4/26$766
Fri 9/2011:00 pmONT - STT
1 stop10h 52mAmerican Airlines
Wed 9/254:57 pmSTT - ONT
2 stops19h 39mAmerican Airlines
Deal found 4/26$773

Ontario to Saint Thomas Island flights leaving soon

Find last-minute flight options from Ontario to Saint Thomas Island for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Check out these flights departing soon from Ontario to Saint Thomas Island. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 5/710:29 pmONT - STT
1 stop11h 11mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$753
Tue 5/712:50 pmONT - STT
2 stops19h 45mAmerican Airlines
Thu 5/94:55 pmSTT - ONT
2 stops23h 57mAmerican Airlines
Deal found 4/25$755
Tue 5/75:20 pmONT - STT
2 stops17h 10mDelta
Thu 5/92:43 pmSTT - ONT
1 stop11h 04mDelta
Deal found 4/26$766
Tue 5/77:40 pmONT - STT
2 stops16h 15mAmerican Airlines
Thu 5/912:56 pmSTT - ONT
2 stops12h 33mAmerican Airlines
Deal found 4/26$932
Thu 5/210:20 pmONT - STT
1 stop11h 35mAmerican Airlines
Sun 5/512:17 pmSTT - ONT
2 stops12h 39mAmerican Airlines
Deal found 4/26$1,202
Thu 5/210:20 pmONT - STT
1 stop11h 35mAmerican Airlines
Sun 5/512:15 pmSTT - ONT
1 stop11h 27mAmerican Airlines
Deal found 4/26$1,297

One-way flights to Saint Thomas Island from Ontario

Search for one-way flight options from Ontario to Saint Thomas Island. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a look at some of the best available options we've come across on one-way flights from Ontario to Saint Thomas Island. Those needing a return flight from Ontario to Saint Thomas Island can use the search form above.
Mon 5/2712:50 pmONT - STT
2 stops19h 45mAmerican Airlines
Deal found 4/26$306
Sun 5/266:25 pmONT - STT
2 stops14h 54mUnited Airlines
Deal found 4/26$366
Sun 5/2611:30 pmONT - STT
1 stop12h 25mAmerican Airlines
Deal found 4/26$400
Sun 6/237:26 pmONT - STT
2 stops17h 56mAmerican Airlines
Deal found 4/26$401
Sun 5/510:20 pmONT - STT
1 stop11h 20mAmerican Airlines
Deal found 4/26$464
Sun 6/236:00 amONT - STT
1 stop30h 34mUnited Airlines
Deal found 4/26$537

Find flights from Ontario to Saint Thomas Island within your budget

Customize your flight search to find flights from Ontario to Saint Thomas Island 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 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$569 - $987

Route

Depart

Return

Price

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Tue 6/25

2 stops19h 20m

Saint Thomas Island Cyril E King

Thu 7/4

2 stops24h 04m

$569

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Tue 5/14

2 stops13h 06m

Saint Thomas Island Cyril E King

Fri 5/17

2 stops29h 07m

$574

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Thu 9/19

2 stops11h 56m

Saint Thomas Island Cyril E King

Tue 9/24

2 stops21h 39m

$616

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Tue 6/25

2 stops19h 20m

Saint Thomas Island Cyril E King

Thu 7/4

1 stop9h 49m

$664

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Mon 6/3

2 stops17h 45m

Saint Thomas Island Cyril E King

Fri 6/7

2 stops19h 45m

$747

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Tue 5/7

2 stops17h 10m

Saint Thomas Island Cyril E King

Thu 5/9

1 stop11h 04m

$766

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Tue 6/25

1 stop30h 34m

Saint Thomas Island Cyril E King

Thu 7/4

1 stop10h 56m

$841

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Thu 5/30

1 stop12h 30m

Saint Thomas Island Cyril E King

Sun 6/9

1 stop12h 35m

$917

OntarioSaint Thomas Island Cyril E King

ONT - STT

ONTSTT

Ontario

Sun 7/21

1 stop30h 34m

Saint Thomas Island Cyril E King

Thu 7/25

1 stop10h 56m

$987

Flights are sorted by cheapest first

Deals found on 4/26

When is the cheapest time to fly from Ontario to Saint Thomas Island?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Saint Thomas Island. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Saint Thomas Island flight should consider departing on Thursday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Saint Thomas Island by month

Plan your trip from Ontario to Saint Thomas Island by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Saint Thomas Island is currently $412 while a round-trip flight costs $742. Price data was last updated on April 21, 2024.

Currently, January is the cheapest month in which you can book a flight from Ontario to Saint Thomas Island (average of $459). Flying from Ontario to Saint Thomas Island in June is currently the most expensive (average of $642). 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.

January

$459

February

$498

March

$577

April

$538

May

$508

June

$642

July

$625

August

$526

September

$483

October

$532

November

$596

December

$546

Reviews of airlines servicing Saint Thomas Island

Get insights into the airlines that provide service to Saint Thomas Island. 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 Saint Thomas Island. Reviews last updated April 27, 2024.
Get a feel of what it's like to fly with Delta, American Airlines and United Airlines from Ontario to Saint Thomas Island by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,951 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
10,951 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
11,228 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines
7.3
Good
14,875 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Food

7.4

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Saint Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to Saint Thomas Island for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Saint Thomas Island for under $600. The cheapest flight booked recently is on American Airlines for just $569, but on average you can expect to pay $779.

  • Are there last-minute flights available from Ontario to Saint Thomas Island for under $800?

    There are currently 6+ open flights from Ontario to Saint Thomas Island within the next 7 days for less than $800.

  • What are the cheapest airlines flying from Ontario to Saint Thomas Island round-trip?

    Currently priced at $569, American Airlines will fly you from Ontario to Saint Thomas Island and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $766 and $841, respectively. Users have found that American Airlines is 47% cheaper than the other options available to this destination.

  • What does ONT to STT mean?

    Great question - ONT to STT just means Ontario Airport to Saint Thomas Island Cyril E King Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Ontario to Saint Thomas Island that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Saint Thomas Island flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Saint Thomas Island with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Saint Thomas Island flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Saint Thomas Island that include hotel bookings?

    Yes. In addition to deals on Ontario to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Saint Thomas Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Saint Thomas Island.

  • Can I find deals for business class flights from Ontario to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from Ontario to Saint Thomas Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Saint Thomas Island that allow pets onboard?

    Many airlines flying from Ontario to Saint Thomas Island offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Saint Thomas Island?

    Yes, you can often find last-minute deals on Ontario to Saint Thomas Island flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Saint Thomas Island flight deals updated?

    The Ontario to Saint Thomas Island flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Ontario to Saint Thomas Island
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Ontario to Saint Thomas Island

Discover the top 2 airlines that operate flights from Ontario to Saint Thomas Island. 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 3,068,117 searches. Data last updated April 27, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$475Average$915FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$608Average$1,118FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Ontario to Saint Thomas Island by cabin class

Find flights from Ontario to Saint Thomas Island, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Saint Thomas Island?

When you search for this flight from Ontario to Saint Thomas Island, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Saint Thomas Island?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Saint Thomas Island.

Can Cheapflights find flights from Ontario to Saint Thomas Island with no change fees?

Need flexible booking options for your flight to Saint Thomas Island from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Saint Thomas Island become cheaper?

Of course! You can now track prices for flights from Ontario to Saint Thomas Island and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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