STT - ONT

$323 Find Cheap Flights from Saint Thomas Island to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest one-way
$323
Typical prices: $530-$626
Delta
Fri 3/23
STT - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Saint Thomas Island and Ontario. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Saint Thomas Island to Ontario (STT-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Saint Thomas Island to Ontario

Thu, Oct 29 - Tue, Nov 10
Multiple Airlines Logo
10:49 am - 10:42 amSTT  Saint Thomas Island Cyril E King-ONT Ontario
26h 53m3 stops San Juan Luis Munoz Marin Intl Miami Denver Intl
Multiple Airlines Logo
6:25 am - 7:50 amONT  Ontario-STT Saint Thomas Island Cyril E King
21h 25m3 stops Denver Intl Atlanta Hartsfield-Jackson San Juan Luis Munoz Marin Intl
$922Multiple Airlines
Thu, Oct 29 - Tue, Nov 10
Multiple Airlines Logo
10:49 am - 10:42 amSTT  Saint Thomas Island Cyril E King-ONT Ontario
26h 53m3 stops San Juan Luis Munoz Marin Intl Miami Denver Intl
Multiple Airlines Logo
6:25 am - 7:50 amONT  Ontario-STT Saint Thomas Island Cyril E King
21h 25m3 stops Denver Intl Atlanta Hartsfield-Jackson San Juan Luis Munoz Marin Intl
$923Multiple Airlines
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Key details for Saint Thomas Island to Ontario flights

Cheapest flight

$323
One-way flight from Saint Thomas Island to Ontario

When to book flights from Saint Thomas Island to Ontario

Are your dates flexible? Find out the best times to travel from Saint Thomas Island to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Saint Thomas Island to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Saint Thomas Island to Ontario?

    Only Economy Class is available on flights from Saint Thomas Island to Ontario.

  • How long is a flight from Saint Thomas Island to Ontario?

    A nonstop flight from Saint Thomas Island to Ontario takes 00m, covering 3,396 miles.

  • Do I need a passport to fly from Saint Thomas Island to Ontario?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Saint Thomas Island to Ontario looking right now?

    One-way fares from Saint Thomas Island to Ontario are currently lower than usual. Average one-way flight prices are about $524, which is 17% below the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Saint Thomas Island to Ontario?

    Flights from Saint Thomas Island to Ontario usually depart from Saint Thomas Island Cyril E King (STT) and arrive at Ontario (ONT).

  • What is the time difference between Saint Thomas Island and Ontario?

    Ontario is 3 hours behind Saint Thomas Island (Pacific Time vs Atlantic Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Saint Thomas Island to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Saint Thomas Island to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
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