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$111+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YOW
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
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 October 29, 2025.

Round-trip from

$260
(Kiwi.com)

One-way from

$111
(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 October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/41:35 pmIAH - YOW
1 stop10h 05mWestJet
Thu 12/116:00 amYOW - IAH
1 stop12h 29mWestJet
Deal found 10/27$260
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 11/206:09 pmIAH - YOW
2 stops29h 33mMultiple Airlines
Mon 11/244:15 pmYOW - IAH
1 stop9h 26mMultiple Airlines
Deal found 10/28$296
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/258:54 pmIAH - YOW
2 stops43h 31mMultiple Airlines
Tue 12/24:15 pmYOW - IAH
1 stop9h 26mMultiple Airlines
Deal found 10/28$316
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 11/206:09 pmIAH - YOW
2 stops29h 33mMultiple Airlines
Tue 11/254:15 pmYOW - IAH
1 stop9h 26mMultiple Airlines
Deal found 10/28$320
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 11/207:00 amIAH - YOW
2 stops9h 25mMultiple Airlines
Sun 11/239:30 amYOW - IAH
1 stop25h 09mMultiple Airlines
Deal found 10/28$323
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:25 pmIAH - YOW
2 stops20h 26mMultiple Airlines
Thu 12/1110:50 amYOW - IAH
2 stops15h 07mMultiple Airlines
Deal found 10/27$327
This lastminute.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/410:39 amHOU - YOW
2 stops13h 03mWestJet
Thu 12/115:40 amYOW - HOU
2 stops13h 12mWestJet
Deal found 10/27$762
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:25 pmHOU - YOW
2 stops23h 24mAmerican Airlines
Tue 12/26:45 amYOW - HOU
3 stops14h 05mAmerican Airlines
Deal found 10/28$812
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:40 amHOU - YOW
2 stops10h 11mAmerican Airlines
Tue 12/309:10 amYOW - HOU
2 stops15h 36mAmerican Airlines
Deal found 10/27$862
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:20 pmHOU - YOW
2 stops19h 29mAmerican Airlines
Mon 11/246:45 amYOW - HOU
3 stops14h 05mAmerican Airlines
Deal found 10/28$864
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2110:40 amHOU - YOW
2 stops13h 02mWestJet
Tue 11/255:40 amYOW - HOU
2 stops18h 27mWestJet
Deal found 10/28$908
This Justfly.com deal was found by Cheapflights users on 10/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:32 pmHOU - YOW
2 stops33h 10mWestJet
Thu 1/85:40 amYOW - HOU
2 stops29h 41mWestJet
Deal found 10/26$931

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 October 29, 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 11/25

6:09 pm-5:25 pm

1 stop22h 16m

Ottawa

Tue 12/2

4:15 pm-12:41 am

1 stop9h 26m

$321

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 12/4

7:25 pm-4:51 pm

2 stops20h 26m

Ottawa

Thu 12/11

10:50 am-12:57 am

2 stops15h 07m

$327

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 12/19

8:59 am-5:13 pm

1 stop7h 14m

Ottawa

Thu 1/8

4:20 pm-7:54 am

1 stop16h 34m

$327

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 11/20

5:34 am-5:25 pm

1 stop10h 51m

Ottawa

Tue 11/25

9:30 am-10:00 pm

1 stop13h 30m

$367

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 11/8

10:28 am-11:58 pm

1 stop12h 30m

Ottawa

Thu 11/13

9:25 am-12:08 am

2 stops15h 43m

$369

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 11/21

5:34 am-12:42 am

2 stops18h 08m

Ottawa

Mon 11/24

4:15 pm-12:41 am

1 stop9h 26m

$388

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 11/22

5:32 pm-12:35 pm

2 stops18h 03m

Ottawa

Mon 11/24

4:15 pm-12:41 am

1 stop9h 26m

$403

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 12/27

9:30 am-5:10 pm

1 stop6h 40m

Ottawa

Tue 12/30

4:20 pm-7:54 am

1 stop16h 34m

$403

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 12/4

10:39 am-12:42 am

2 stops13h 03m

Ottawa

Thu 12/11

5:40 am-5:52 pm

2 stops13h 12m

$762

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Tue 11/25

4:25 pm-4:49 pm

2 stops23h 24m

Ottawa

Tue 12/2

6:45 am-7:50 pm

3 stops14h 05m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 21 results
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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, May is the cheapest month in which you can book a flight from Houston to Ottawa (average of $239). Flying from Houston to Ottawa in December is currently the most expensive (average of $355). 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 October 29, 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 57% on your trip compared to booking a flight in the evening.

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 October 29, 2025.
Read reviews from past customers who have flown United Airlines and Air Canada 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.
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,372 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

  • How long is the flight from Houston to Ottawa?

    A quick flight from Houston to Ottawa can take about 13h 03m. WestJet provides one of the quickest options available for as low as $762. Houston and Ottawa are separated by a distance of 1517 mi. This flight may include one or multiple stops.

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

    Flying on Air Canada is currently your cheapest option to Ottawa, with prices starting at $325. Another option worth looking into is United Airlines, starting at $380 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, May is the cheapest month in which you can book a flight from Houston to Ottawa (average of $239). Flying from Houston to Ottawa in December is currently the most expensive (average of $355). 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 Ottawa?

Book flights to Ottawa 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$325Average$827FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$380Average$838FlexibilityNo cancel feeOn-time69%

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