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CA $525 Cheap Flights from St. Thomas (STT) to Ottawa (YOW)

View CA $525 flight on Wed, Oct 28, 2026Opens in a new window

Popular airlines from Cyril E. King Airport (STT) to Ottawa International Airport (YOW)

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Cheap flights from St. Thomas (STT) to Ottawa (YOW)

Prices were available within the past 7 days and start at CA $525 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) cost?
You can find cheap one-way flights from CA $525 and cheap return flights STT to YOW with Expedia. One-way flights typically cost between CA$434 and CA$7558. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when STT to YOW ticket fares go up or down.
What is the cheapest month to fly from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The cheapest months to fly from STT to YOW are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
Enter STT to YOW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
United is one of the cheapest airlines offering connecting return flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.), with prices starting from around CA$1454 for flights that can be booked for departure within the next year. These flights typically include a layover in Washington Dulles Intl. (IAD). Prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
To find a cheap flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
While there aren't any direct flights, you'll find approximately 9 connecting flights per day from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.). Some common connection points include Miami Intl. (MIA), Luis Munoz Marin Intl. (SJU), and Washington Dulles Intl. (IAD).
What is the earliest flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The earliest flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) typically departs around 10:45 AM. This service is seasonal, active only in June, and is operated by airlines such as Cape Air and United. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
You'll typically find the most flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) on a Friday, with around 11 flights available. This gives you a good selection for your travel plans. Major airlines on this route include American Airlines, United, and Cape Air.
What are the most popular departure times for flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The most popular departure times for flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) are in the afternoon, from 3pm to 6pm. Many major carriers, including United, American Airlines and Cape Air, offer flights during this window. Many travellers prefer this time as it allows for a full morning at their origin and an evening arrival at their destination.
How long does it take to fly from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
There are no nonstop flights from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.). The distance between these two airports is approximately 3,161 kilometres. Flights with one stop typically take around 7 hours 18 minutes. If you opt for flights with two or more stops, your travel time will be longer, usually around 19 hours. Keep in mind that these are average times, and your actual travel duration can vary based on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from St. Thomas (STT) to Ottawa, ON (YOW)?
Select the "Business class" and "First class" filters when looking for St. Thomas (STT) to Ottawa, ON (YOW) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight with Expedia?
It's easy to earn miles on a St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Ottawa, ON (YOW) from St. Thomas (STT)?
If you're planning to travel to Ottawa from Cyril E. King (STT), you can fly directly into Macdonald-Cartier Intl. (YOW) which offers international flights and connections. Some flights may connect through major hubs like Washington Dulles Intl. (IAD), Miami Intl. (MIA), or Liberty Intl. (EWR) before reaching Ottawa. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) at the last minute?
Typically, booking a last minute flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight and hotel package?
Securing a St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
If you booked your St. Thomas (STT-Cyril E. King) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Cyril E. King
Destination airport
Macdonald-Cartier Intl.
Distance
3141 km

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St. Thomas to Ottawa Flights

The easy way to book your flights from St. Thomas to Ottawa 

With Expedia, it’s simple to find and book flights to Ottawa from St. Thomas whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Macdonald-Cartier Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Thomas to Ottawa today, tomorrow, or this week.  

 

Save dollars with cheap flights from Cyril E. King, STT to Macdonald-Cartier Intl., YOW 

Sort your search results by price to find great deals on your flight from St. Thomas to Ottawa—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ottawa from St. Thomas currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ottawa  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ottawa from St. Thomas 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ottawa with Expedia today.

St. Thomas to Ottawa Flights

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