$5,718 Cheap Flights from Thunder Bay (YQT) to St. Thomas (STT)

View $5,718 flight on Sat, Mar 14, 2026Opens in a new window

Popular airlines from Thunder Bay, ON (YQT-Thunder Bay Intl.) to Cyril E. King Airport (STT)

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Cheap Flights from Thunder Bay to St. Thomas (YQT-STT)

Prices were available within the past 7 days and start at $5,718 for one-way flights and $7,245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Mar 14 - Sat, Mar 21
YQT
Thunder Bay
STT
St. Thomas
$7,245 Roundtrip, found 3 days ago
$7,245
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Mar 14 from Thunder Bay to St. Thomas, returning Sat, Mar 21, priced at $7,245 found 3 days ago
Air Canada
Sat, Mar 14 - Sat, Mar 21
YQT
Thunder Bay
STT
St. Thomas
$8,857 Roundtrip, found 3 days ago
$8,857
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Mar 14 from Thunder Bay to St. Thomas, returning Sat, Mar 21, priced at $8,857 found 3 days ago
Air Canada
Sat, Mar 14 - Sat, Mar 21
YQT
Thunder Bay
STT
St. Thomas
$10,435 Roundtrip, found 3 days ago
$10,435
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Mar 14 from Thunder Bay to St. Thomas, returning Sat, Mar 21, priced at $10,435 found 3 days ago
Air Canada
Sat, Mar 14 - Sat, Mar 21
YQT
Thunder Bay
STT
St. Thomas
$11,425 Roundtrip, found 3 days ago
$11,425
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Mar 14 from Thunder Bay to St. Thomas, returning Sat, Mar 21, priced at $11,425 found 3 days ago
Air Canada
Sat, Mar 14 - Sat, Mar 21
YQT
Thunder Bay
STT
St. Thomas
$12,351 Roundtrip, found 3 days ago
$12,351
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Mar 14 from Thunder Bay to St. Thomas, returning Sat, Mar 21, priced at $12,351 found 3 days ago

Frequently asked questions

How much does a flight from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT) cost?
Grab a cheap one-way flight from $5,718 or cheap return flight from $7,245 from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT)?
Planning your trip for March may help you find better deals, as it's the cheapest month for flights between YQT and STT. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT)?
To find the cheapest airline flying from YQT to STT, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT)?
Nonstop flights from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YQT to STT?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT)?
Book a flight from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT) last-minute?
Waiting until right before your break to book a flight from YQT to STT often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of scoring a bargain.
Is it cheaper to book a YQT to STT flight and hotel package?
You'll generally save money by booking a YQT to STT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred accommodations and flights, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Thunder Bay Intl. Airport (YQT) to Cyril E. King Airport (STT)?
Typically, you can modify or cancel your YQT to STT flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Thunder Bay Intl.
Destination airport
Cyril E. King
Roundtrip price
$7,244
Distance
2482 mi

Book with confidence

Book with confidence

Thunder Bay to St. Thomas Flights

The cheapest times to fly from Thunder Bay to St. Thomas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Thunder Bay to St. Thomas are during the month of March. You can find some of the cheapest flights from Thunder Bay to St. Thomas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Thunder Bay to St. Thomas

Sunday is one of the best days to book for cheap flights from Thunder Bay to St. Thomas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Thunder Bay to St. Thomas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Thunder Bay to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $5,718 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Thunder Bay to St. Thomas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Thunder Bay to St. Thomas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Thunder Bay to St. Thomas Flights

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*Available to One Key members.