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$158+ Cheap flights from Houston to Ottawa (YOW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YOW
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Houston to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2025.

Round-trip from

$369
(Kiwi.com)

One-way from

$158
(Kiwi.com)
From Houston to Ottawa
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One-way flight from Houston to Ottawa
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Find flight deals from Houston to Ottawa

Cheapest flights from Houston to Ottawa
Explore the most affordable flight options available from Houston to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/226:45 amIAH - YOW
2 stops17h 03mMultiple Airlines
Wed 7/234:25 pmYOW - IAH
1 stop8h 00mMultiple Airlines
Deal found 7/1$369
This oojo deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:00 pmIAH - YOW
1 stop22h 56mWestJet
Sat 9/63:45 pmYOW - IAH
1 stop31h 58mWestJet
Deal found 7/2$497
This lastminute.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/251:05 pmHOU - YOW
2 stops10h 17mWestJet
Wed 9/35:55 amYOW - HOU
2 stops12h 44mWestJet
Deal found 7/1$796
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/196:00 amHOU - YOW
2 stops17h 22mDelta
Sat 7/265:55 amYOW - HOU
2 stops11h 04mDelta
Deal found 7/1$1,261

Cheapflights Fare Finder

Customize your flight search to find flights from Houston to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
Use the filters below to find and compare flights from Houston to Ottawa that are best for you.

Fly from

Houston

Fly to

Ottawa

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 7/22

6:45 am-12:48 am

2 stops17h 03m

Ottawa

Wed 7/23

4:25 pm-11:25 pm

1 stop8h 00m

$369

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 9/3

3:00 pm-2:56 pm

1 stop22h 56m

Ottawa

Sat 9/6

3:45 pm-10:43 pm

1 stop31h 58m

$497

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Mon 8/25

1:05 pm-12:22 am

2 stops10h 17m

Ottawa

Wed 9/3

5:55 am-5:39 pm

2 stops12h 44m

$796

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 7/19

6:00 am-12:22 am

2 stops17h 22m

Ottawa

Sat 7/26

5:55 am-3:59 pm

2 stops11h 04m

$1,261

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 8/23

12:57 pm-6:56 pm

1 stop28h 59m

$158

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 8/16

10:22 am-12:22 am

2 stops13h 00m

$385

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 7/10

10:02 am-12:21 am

3 stops13h 19m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Houston to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Ottawa

What is the cheapest month to book a flight from Houston to Ottawa?

Currently, January is the cheapest month in which you can book a flight from Houston to Ottawa (average of $294). Flying from Houston to Ottawa in September is currently the most expensive (average of $428). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to YOW?

Find hourly flight availability from Houston to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to Ottawa in the afternoon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated July 2, 2025.
Read reviews from past customers who have flown Delta and WestJet from Houston to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,912 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Houston to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from Houston?

    Most people fly into Ottawa (YOW) if they book a flight to Ottawa from Houston. On average, Ottawa has 0 inbound flights from Houston per day from 2 airlines. Ottawa is conveniently located just 6.6 mi from Ottawa’s city center.

  • What are the cheapest airlines flying from Houston to Ottawa round-trip?

    Flying on WestJet is currently your cheapest option to Ottawa, with prices starting at $497. Another option worth looking into is Delta, starting at $1,261 round trip.

  • Can I find deals for flights from Houston to Ottawa that include hotel bookings?

    Yes. In addition to deals on Houston to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Ottawa.

  • Can I find deals for business class flights from Houston to Ottawa?

    Yes. Cheapflights offers flight deals from Houston to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Ottawa?

    Currently, January is the cheapest month in which you can book a flight from Houston to Ottawa (average of $294). Flying from Houston to Ottawa in September is currently the most expensive (average of $428). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Gatineau
Petawawa

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Alternative routes for Houston to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Houston to Ottawa

Discover the top 2 airlines that operate flights from Houston to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$331Average$827FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$380Average$838FlexibilityNo cancel feeOn-time69%

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