$418 Cheap Flights from Houston (HOU) to Ottawa (YOW)

View $418 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Ottawa International Airport (YOW)

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Cheap Flights from Houston to Ottawa (HOU-YOW)

Prices were available within the past 7 days and start at $418 for one-way flights and $912 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Dec 4 - Thu, Dec 11
HOU
Houston
YOW
Ottawa
$912 Roundtrip, found 2 days ago
$912
Roundtrip
found 2 days ago
Select WestJet flight, departing Thu, Dec 4 from Houston to Ottawa, returning Thu, Dec 11, priced at $912 found 2 days ago

Find the cheapest month to fly from Houston (HOU) to Ottawa (YOW)

October is typically the cheapest month to fly

From $419 - $1,313 per traveler.

Alternative airports near Ottawa

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Macdonald-Cartier Intl. YOW. Cheapest option available. Average driving time to city center is 15 minutes. Flights from $554
YOW
Macdonald-Cartier Intl.
Cheapest
Average driving time to city center15 min
Flights from $554

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW) cost?
Get a cheap one-way flight from $418 or cheap return flight from $912 from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW) 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 William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW)?
The cheapest month to fly from HOU to YOW is December, when demand is low. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest HOU to YOW flight.
How many flights per day from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW)?
There are no daily nonstop flights departing from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from HOU to YOW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW)?
Choose a flight from William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**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 William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW) last-minute?
Waiting until just before your departure to book a flight from HOU to YOW generally means paying more. Although you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a HOU to YOW flight and hotel package?
Booking a HOU to YOW flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our extensive range of accommodations and then add activities, flights 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 William P. Hobby Airport (HOU) to Macdonald-Cartier Intl. Airport (YOW)?
If you reserved your HOU to YOW flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. 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
William P. Hobby
Destination airport
Macdonald-Cartier Intl.
Airlines serving
WestJet
Roundtrip price
$912
Distance
1517 mi

Book with confidence

Houston to Ottawa Flights

The cheapest times to fly from Houston to Ottawa

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 Houston to Ottawa are during the month of December. You can find some of the cheapest flights from Houston to Ottawa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Ottawa

Sunday is one of the best days to book for cheap flights from Houston to Ottawa: 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 Houston to Ottawa

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 Houston to Ottawa in 2025. You can also book with separate airlines for your outbound and return journeys, from $418 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 Houston to Ottawa 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 Houston to Ottawa 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.

 

Houston to Ottawa Flights

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*Available to One Key members.