£227 Cheap Flights from Houston (IAH) to Ottawa (YOW)

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Flight 1

Popular airlines from George Bush Intercontinental Airport (IAH) to Ottawa International Airport (YOW)

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Cheap Flights from Houston (IAH) to Ottawa (YOW)

Prices were available within the past 7 days and start at £227 for one-way flights and £522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, 4 Sept - Fri, 11 Sept
IAH
Houston
YOW
Ottawa
£522 Return, found 6 days ago
£522
Return
found 6 days ago
Select Air Canada flight, departing Fri, 4 Sept from Houston to Ottawa, returning Fri, 11 Sept, priced at £522 found 6 days ago
Air Canada
Fri, 4 Sept - Fri, 11 Sept
IAH
Houston
YOW
Ottawa
£525 Return, found 6 days ago
£525
Return
found 6 days ago
Select Air Canada flight, departing Fri, 4 Sept from Houston to Ottawa, returning Fri, 11 Sept, priced at £525 found 6 days ago
Air Canada
Fri, 4 Sept - Fri, 11 Sept
IAH
Houston
YOW
Ottawa
£540 Return, found 6 days ago
£540
Return
found 6 days ago
Select Air Canada flight, departing Fri, 4 Sept from Houston to Ottawa, returning Fri, 11 Sept, priced at £540 found 6 days ago
Air Canada
Fri, 4 Sept - Fri, 11 Sept
IAH
Houston
YOW
Ottawa
£544 Return, found 6 days ago
£544
Return
found 6 days ago
Select Air Canada flight, departing Fri, 4 Sept from Houston to Ottawa, returning Fri, 11 Sept, priced at £544 found 6 days ago
Air Canada
Thu, 23 Jul - Sun, 26 Jul
IAH
Houston
YOW
Ottawa
£547 Return, found 5 days ago
£547
Return
found 5 days ago
Select Air Canada flight, departing Thu, 23 Jul from Houston to Ottawa, returning Sun, 26 Jul, priced at £547 found 5 days ago
Air Canada
Thu, 23 Jul - Sun, 26 Jul
IAH
Houston
YOW
Ottawa
£550 Return, found 5 days ago
£550
Return
found 5 days ago
Select Air Canada flight, departing Thu, 23 Jul from Houston to Ottawa, returning Sun, 26 Jul, priced at £550 found 5 days ago
WestJet
Fri, 4 Sept - Fri, 11 Sept
IAH
Houston
YOW
Ottawa
£554 Return, found 6 days ago
£554
Return
found 6 days ago
Select WestJet flight, departing Fri, 4 Sept from Houston to Ottawa, returning Fri, 11 Sept, priced at £554 found 6 days ago
Delta
Tue, 12 May - Tue, 19 May
IAH
Houston
YOW
Ottawa
£591 Return, found 1 hour ago
£591
Return
found 1 hour ago
Select Delta flight, departing Tue, 12 May from Houston to Ottawa, returning Tue, 19 May, priced at £591 found 1 hour ago
American Airlines
Tue, 12 May - Tue, 19 May
IAH
Houston
YOW
Ottawa
£659 Return, found 1 hour ago
£659
Return
found 1 hour ago
Select American Airlines flight, departing Tue, 12 May from Houston to Ottawa, returning Tue, 19 May, priced at £659 found 1 hour ago
United
Tue, 12 May - Tue, 19 May
IAH
Houston
YOW
Ottawa
£757 Return, found 1 hour ago
£757
Return
found 1 hour ago
Select United flight, departing Tue, 12 May from Houston to Ottawa, returning Tue, 19 May, priced at £757 found 1 hour ago

Frequently asked questions

What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
January is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.), with average return fares of approximately £289. This is about 50% lower than the average price throughout the year. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) include August and October.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
Based on booking data from the past year, the cheapest months to fly from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) are typically January and August, with average return flights around £289. While these months offer the best value, it's worth noting that they might not always align with peak travel times, so you'll want to consider your travel preferences.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
There are approximately 65 connecting flights per day from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.). Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), O'Hare Intl. (ORD), and LaGuardia (LGA).
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and Porter Airlines. This is a seasonal service active in April. An early departure like this can help maximise 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
You'll find the most flights from George Bush Intercontinental (IAH) to Macdonald-Cartier Intl. (YOW) on a Sunday, with around 54 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and Air Canada.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
The most popular departure times for flights from George Bush Intercontinental (IAH) to Macdonald-Cartier Intl. (YOW) are in the early morning, from 6am to 9am. Approximately 39% of passengers prefer this time window. Many major carriers, including United Airlines and Air Canada, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
Flights from IAH to YOW with one stop typically take around 6 hours, covering approximately 1,503 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
Select the "Business class" and "First class" filters when looking for IAH to 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) 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 from George Bush Intercontinental (IAH)?
From George Bush Intercontinental (IAH), you can fly directly into Macdonald-Cartier Intl. (YOW) to reach Ottawa. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Orlando Intl. (MCO), Denver Intl. (DEN) 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Ottawa, ON (YOW-Macdonald-Cartier Intl.)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) 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
George Bush Intercontinental
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, American Airlines, United, WestJet
Return price
£521
Distance
2403 km

Book with confidence

Compare flights from Houston to Ottawa easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to Ottawa. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Macdonald-Cartier Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to Macdonald-Cartier Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from George Bush Intercontinental (IAH) to Macdonald-Cartier Intl. (YOW)

The easiest way to view the best deals on flights from Houston to Ottawa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to Macdonald-Cartier Intl. start at just £522 and range up to £757.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and Ottawa
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to Ottawa flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to Macdonald-Cartier Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Houston to Ottawa easily and book with confidence

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*Available to Expedia members.