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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 364

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YOW
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from George Bush Intcntl to Ottawa

Enter your travel dates to find the best prices.

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 28 October 2025.

Thu 4/121:35 p.m.IAH - YOW
1 stop10h 05mWestJet
Thu 11/126:00 a.m.YOW - IAH
1 stop12h 29mWestJet
Deal found 27/10C$ 364
Thu 4/1212:50 p.m.IAH - YOW
2 stops10h 35mMultiple Airlines
Thu 11/124:15 p.m.YOW - IAH
1 stop9h 42mMultiple Airlines
Deal found 27/10C$ 449
Sun 21/129:34 p.m.IAH - YOW
1 stop18h 39mMultiple Airlines
Wed 14/19:30 a.m.YOW - IAH
1 stop10h 33mMultiple Airlines
Deal found 26/10C$ 450
Fri 19/128:59 a.m.IAH - YOW
1 stop7h 14mMultiple Airlines
Thu 8/14:20 p.m.YOW - IAH
1 stop16h 34mMultiple Airlines
Deal found 26/10C$ 462
Sat 22/116:10 a.m.IAH - YOW
2 stops29h 25mMultiple Airlines
Mon 24/119:30 a.m.YOW - IAH
1 stop25h 13mMultiple Airlines
Deal found 25/10C$ 508
Sat 8/1110:28 a.m.IAH - YOW
1 stop12h 30mMultiple Airlines
Thu 13/119:25 a.m.YOW - IAH
2 stops15h 43mMultiple Airlines
Deal found 28/10C$ 516
Wed 24/125:50 a.m.IAH - YOW
1 stop10h 35mMultiple Airlines
Sun 28/127:00 a.m.YOW - IAH
3 stops27h 15mMultiple Airlines
Deal found 27/10C$ 533

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 28 October 2025.

Round-trip from

C$ 364

Popular in

September

Cheapest in

March
WestJet
  • WestJet
  • 4/12-11/12
  • 2 total stops
  • 22h 34m total
  • Houston to Ottawa
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 210 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 43 potential savings vs. average RT price).
Search Deals

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 28 October 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 25/11

6:09 p.m.-5:25 p.m.

1 stop22h 16m

Ottawa

Tue 2/12

4:15 p.m.-12:41 a.m.

1 stop9h 26m

C$ 449

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 4/12

7:25 p.m.-4:51 p.m.

2 stops20h 26m

Ottawa

Thu 11/12

10:50 a.m.-12:57 a.m.

2 stops15h 07m

C$ 457

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 19/12

8:59 a.m.-5:13 p.m.

1 stop7h 14m

Ottawa

Thu 8/1

4:20 p.m.-7:54 a.m.

1 stop16h 34m

C$ 457

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 20/11

5:34 a.m.-5:25 p.m.

1 stop10h 51m

Ottawa

Tue 25/11

9:30 a.m.-10:00 p.m.

1 stop13h 30m

C$ 513

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 8/11

10:28 a.m.-11:58 p.m.

1 stop12h 30m

Ottawa

Thu 13/11

9:25 a.m.-12:08 a.m.

2 stops15h 43m

C$ 516

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 22/11

5:32 p.m.-12:35 p.m.

2 stops18h 03m

Ottawa

Mon 24/11

4:15 p.m.-12:41 a.m.

1 stop9h 26m

C$ 564

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 27/12

9:30 a.m.-5:10 p.m.

1 stop6h 40m

Ottawa

Tue 30/12

4:20 p.m.-7:54 a.m.

1 stop16h 34m

C$ 564

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Ottawa (average of C$ 343). Flying from Houston George Bush Intcntl Airport to Ottawa in December is currently the most expensive (average of C$ 497). 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Ottawa (average of C$ 343). Flying from Houston George Bush Intcntl Airport to Ottawa in December is currently the most expensive (average of C$ 497). 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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