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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 233

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YOW
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 25 April 2026.

Thu 14/59:58 a.m.
IAH
-
YOW
1 stop28h 02m
Multiple Airlines
Tue 26/57:00 a.m.
YOW
-
IAH
2 stops16h 16m
Multiple Airlines
Deal found 20/4C$ 523
Mon 29/68:20 a.m.
IAH
-
YOW
2 stops15h 00m
Multiple Airlines
Mon 6/72:20 p.m.
YOW
-
IAH
1 stop20h 24m
Multiple Airlines
Deal found 20/4C$ 557
Tue 9/67:24 p.m.
IAH
-
YOW
2 stops27h 56m
Multiple Airlines
Tue 16/62:20 p.m.
YOW
-
IAH
1 stop25h 41m
Multiple Airlines
Deal found 20/4C$ 571
Tue 9/66:50 a.m.
IAH
-
YOW
1 stop9h 47m
Multiple Airlines
Fri 12/67:00 a.m.
YOW
-
IAH
1 stop13h 57m
Multiple Airlines
Deal found 21/4C$ 578
Tue 26/55:29 p.m.
IAH
-
YOW
1 stop17h 46m
Multiple Airlines
Fri 5/69:05 a.m.
YOW
-
IAH
1 stop7h 09m
Multiple Airlines
Deal found 20/4C$ 579
Tue 12/56:05 a.m.
IAH
-
YOW
2 stops29h 10m
Multiple Airlines
Sat 16/57:00 a.m.
YOW
-
IAH
1 stop12h 48m
Multiple Airlines
Deal found 21/4C$ 584
Wed 8/76:07 p.m.
IAH
-
YOW
1 stop17h 13m
Multiple Airlines
Mon 20/75:55 p.m.
YOW
-
IAH
2 stops21h 42m
Multiple Airlines
Deal found 20/4C$ 590
Fri 5/67:44 p.m.
IAH
-
YOW
2 stops27h 36m
Multiple Airlines
Fri 12/67:00 a.m.
YOW
-
IAH
1 stop13h 57m
Multiple Airlines
Deal found 21/4C$ 601
Thu 7/56:50 a.m.
IAH
-
YOW
1 stop9h 45m
Multiple Airlines
Sun 10/56:25 p.m.
YOW
-
IAH
2 stops39h 35m
Multiple Airlines
Deal found 23/4C$ 606

Find 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 25 April 2026.

Round-trip from

C$ 523

One-way from

C$ 233

Popular in

December

Cheapest in

November

Average price

C$ 1,077
14/5-26/5
  • 14/5-26/5
  • 3 total stops
  • 44h 18m total
  • Houston to Ottawa
Search Deals
19/5
  • 19/5
  • 1 total stop
  • 17h 46m total
  • Houston to Ottawa
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 88 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 25 April 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 2/6

5:29 p.m.-5:37 p.m.

1 stop23h 08m

Ottawa

Sun 14/6

7:00 a.m.-9:03 a.m.

2 stops27h 03m

C$ 584

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 9/6

6:50 a.m.-5:37 p.m.

1 stop9h 47m

Ottawa

Tue 16/6

2:20 p.m.-3:01 p.m.

1 stop25h 41m

C$ 586

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 10/6

5:29 p.m.-12:17 p.m.

1 stop17h 48m

Ottawa

Sun 14/6

6:25 p.m.-7:57 p.m.

2 stops26h 32m

C$ 642

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 24/7

5:45 a.m.-2:33 p.m.

1 stop7h 48m

Ottawa

Mon 27/7

8:15 p.m.-2:10 p.m.

2 stops42h 55m

C$ 769

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 7/5

2:49 p.m.-10:05 p.m.

1 stop6h 16m

Ottawa

Tue 12/5

5:50 p.m.-11:42 p.m.

1 stop6h 52m

C$ 999

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 24/9

5:20 a.m.-1:45 p.m.

1 stop7h 25m

Ottawa

Wed 30/9

6:00 a.m.-4:55 p.m.

3 stops11h 55m

C$ 1,003
Quickest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 20/6

7:20 a.m.-3:10 p.m.

1 stop6h 50m

Ottawa

Tue 23/6

2:35 p.m.-7:38 p.m.

1 stop6h 03m

C$ 1,035
Cheapest one-way

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 19/5

5:29 p.m.-12:15 p.m.

1 stop17h 46m

C$ 233

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 6/5

5:29 p.m.-5:35 p.m.

1 stop23h 06m

C$ 290

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 27/5

6:30 a.m.-3:15 p.m.

3 stops31h 45m

C$ 319

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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.

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.

See more FAQs

Travelling to a place near Ottawa?

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

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Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Ottawa?

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Can Cheapflights find flights from George Bush Intcntl to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from George Bush Intcntl to Ottawa, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from George Bush Intcntl to Ottawa become cheaper?

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