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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 226

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YOW
3 Aug — 10 Aug1
1 adult

Cheap flight deals from George Bush Intcntl to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 29 July 2025.

Round-trip from

C$ 476

One-way from

C$ 226

Popular in

November

Cheapest in

December

Average price

C$ 1,115
26/8-2/9
  • 26/8-2/9
  • 2 total stops
  • 27h 34m total
  • Houston to Ottawa
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10/9
  • 10/9
  • 2 total stops
  • 23h 06m total
  • Houston to Ottawa
Search Deals
High demand for flights, 22% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 50 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from George Bush Intcntl to Ottawa

Cheapest flights from George Bush Intcntl to Ottawa
Explore the most affordable flight options available from George Bush Intcntl to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Tue 26/85:30 a.m.IAH - YOW
1 stop10h 50mMultiple Airlines
Tue 2/94:25 p.m.YOW - IAH
1 stop16h 44mMultiple Airlines
Deal found 27/7C$ 476
Thu 27/111:35 p.m.IAH - YOW
1 stop10h 10mWestJet
Sat 29/116:00 a.m.YOW - IAH
1 stop12h 29mWestJet
Deal found 27/7C$ 498
Mon 8/97:20 a.m.IAH - YOW
2 stops12h 49mUnited Airlines
Sat 13/97:29 p.m.YOW - IAH
2 stops14h 07mUnited Airlines
Deal found 28/7C$ 1,066
Wed 30/710:00 a.m.IAH - YOW
1 stop8h 05mAir Canada
Tue 5/82:25 p.m.YOW - IAH
1 stop6h 11mAir Canada
Deal found 29/7C$ 1,535
Mon 8/911:05 a.m.IAH - YOW
2 stops12h 17mDelta
Sat 13/95:55 a.m.YOW - IAH
2 stops15h 11mDelta
Deal found 27/7C$ 1,568

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ottawa that are best for you.

Fly from

George Bush Intcntl

Fly to

Ottawa

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 26/8

5:30 a.m.-5:20 p.m.

1 stop10h 50m

Ottawa

Tue 2/9

4:25 p.m.-8:09 a.m.

1 stop16h 44m

C$ 476

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 27/11

1:35 p.m.-12:45 a.m.

1 stop10h 10m

Ottawa

Sat 29/11

6:00 a.m.-5:29 p.m.

1 stop12h 29m

C$ 498

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 8/9

7:20 a.m.-9:09 p.m.

2 stops12h 49m

Ottawa

Sat 13/9

7:29 p.m.-8:36 a.m.

2 stops14h 07m

C$ 1,066

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 8/9

11:05 a.m.-12:22 a.m.

2 stops12h 17m

Ottawa

Sat 13/9

5:55 a.m.-8:06 p.m.

2 stops15h 11m

C$ 1,568

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 10/9

6:39 a.m.-6:45 a.m.

2 stops23h 06m

C$ 226

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Best time to book a flight from George Bush Intcntl to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from George Bush Intcntl 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 George Bush Intcntl Airport to Ottawa

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Ottawa?

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Ottawa (average of C$ 224). Flying from Houston George Bush Intcntl Airport to Ottawa in December is currently the most expensive (average of C$ 326). 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.

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 29 July 2025.
See what other customers who have flown with Delta,United Airlines, andWestJet from Houston George Bush Intcntl Airport to Ottawa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

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!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

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
2,973 reviews
Delta
8.0
Very good
7,977 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

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 George Bush Intcntl 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 George Bush Intcntl?

    Most people fly into Ottawa (YOW) if they book a flight to Ottawa from Houston George Bush Intcntl. On average, Ottawa has 0 inbound flights from Houston George Bush Intcntl per day from 0 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Ottawa round-trip?

    Currently priced at C$ 498, WestJet will fly you from Houston George Bush Intcntl Airport to Ottawa and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from C$ 1,066 and C$ 1,568, respectively. These flights start at 43% lower than the current average price 3 months from now.

  • Can I find deals for flights from George Bush Intcntl to Ottawa that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Ottawa?

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

  • Can I find deals for business class flights from George Bush Intcntl to Ottawa?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Ottawa (average of C$ 224). Flying from Houston George Bush Intcntl Airport to Ottawa in December is currently the most expensive (average of C$ 326). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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