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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 170

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YOW
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Round-trip from

C$ 398

One-way from

C$ 170

Popular in

November

Cheapest in

December

Average price

C$ 1,143
18/10-29/10
  • 18/10-29/10
  • 2 total stops
  • 29h 23m total
  • Houston to Ottawa
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27/9
  • 27/9
  • 1 total stop
  • 20h 49m total
  • Houston to Ottawa
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High demand for flights, 19% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 52 potential savings vs. average RT price).
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Average for round-trip flights in September 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 11 September 2025.

Thu 16/108:10 p.m.IAH - YOW
1 stop20h 10mMultiple Airlines
Mon 20/104:25 p.m.YOW - IAH
1 stop19h 22mMultiple Airlines
Deal found 10/9C$ 435
Sun 2/117:57 p.m.IAH - YOW
2 stops27h 44mMultiple Airlines
Fri 7/119:30 a.m.YOW - IAH
1 stop25h 03mMultiple Airlines
Deal found 10/9C$ 443
Sun 26/108:37 p.m.IAH - YOW
1 stop19h 36mMultiple Airlines
Sun 2/115:00 a.m.YOW - IAH
1 stop31h 44mMultiple Airlines
Deal found 11/9C$ 486
Sun 2/117:57 p.m.IAH - YOW
2 stops27h 44mMultiple Airlines
Sat 8/119:30 a.m.YOW - IAH
1 stop9h 12mMultiple Airlines
Deal found 10/9C$ 514
Thu 9/106:00 a.m.IAH - YOW
1 stop10h 20mMultiple Airlines
Mon 13/103:50 p.m.YOW - IAH
1 stop9h 38mMultiple Airlines
Deal found 10/9C$ 520
Fri 26/95:37 a.m.IAH - YOW
1 stop10h 43mMultiple Airlines
Mon 29/93:50 p.m.YOW - IAH
1 stop9h 06mMultiple Airlines
Deal found 10/9C$ 534
Fri 10/108:10 p.m.IAH - YOW
1 stop20h 10mMultiple Airlines
Mon 13/103:50 p.m.YOW - IAH
1 stop9h 38mMultiple Airlines
Deal found 10/9C$ 538

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 11 September 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

Sun 2/11

7:57 p.m.-12:41 a.m.

2 stops27h 44m

Ottawa

Fri 7/11

9:30 a.m.-9:33 a.m.

1 stop25h 03m

C$ 443

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 16/10

5:57 p.m.-2:56 p.m.

2 stops19h 59m

Ottawa

Mon 20/10

4:25 p.m.-10:47 a.m.

1 stop19h 22m

C$ 466

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 26/10

8:37 p.m.-5:13 p.m.

1 stop19h 36m

Ottawa

Sun 2/11

5:00 a.m.-11:44 a.m.

1 stop31h 44m

C$ 486

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 26/9

5:37 a.m.-5:20 p.m.

1 stop10h 43m

Ottawa

Mon 29/9

3:50 p.m.-11:56 p.m.

1 stop9h 06m

C$ 534

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 2/11

5:25 a.m.-12:42 a.m.

2 stops18h 17m

Ottawa

Sat 8/11

4:20 p.m.-8:33 p.m.

3 stops29h 13m

C$ 536

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 10/10

8:10 p.m.-5:20 p.m.

1 stop20h 10m

Ottawa

Mon 13/10

3:50 p.m.-12:28 a.m.

1 stop9h 38m

C$ 538

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 27/9

7:31 p.m.-5:20 p.m.

1 stop20h 49m

C$ 170

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 27/10

8:37 p.m.-5:13 p.m.

1 stop19h 36m

C$ 194

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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.

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.

  • 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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