In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

What is the cheapest time of day to fly from IAH to YOW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston George Bush Intcntl Airport to Ottawa as you normally would.

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.

C$ 294+ Cheap Flights from Houston George Bush Intcntl Airport to Ottawa

Cheap flight deals from George Bush Intcntl to Ottawa

Enter your travel dates to find the best prices.

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Last-minute

One-way

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 23 October 2026.

Tue 17/118:18 a.m. -

1 stop8h 06m

Wed 16/128:00 a.m. -

1 stop24h 57m

Deal found 20/10C$ 438

Thu 12/118:18 a.m. -

1 stop8h 06m

Wed 18/118:00 a.m. -

1 stop8h 30m

Deal found 20/10C$ 440

Thu 12/118:18 a.m. -

1 stop8h 06m

Wed 16/128:00 a.m. -

1 stop24h 57m

Deal found 20/10C$ 442

Tue 8/125:01 p.m. -

1 stop29h 19m

Wed 13/13:05 p.m. -

1 stop18h 01m

Deal found 19/10C$ 464

Tue 10/118:18 a.m. -

1 stop8h 06m

Tue 15/128:00 a.m. -

1 stop26h 44m

Deal found 20/10C$ 467

Thu 12/118:18 a.m. -

1 stop8h 06m

Sun 15/113:30 p.m. -

1 stop24h 14m

Deal found 20/10C$ 468

Wed 9/125:01 p.m. -

2 stops23h 14m

Wed 13/13:05 p.m. -

1 stop18h 01m

Deal found 19/10C$ 470

Mon 9/119:14 p.m. -

2 stops16h 18m

Tue 15/128:00 a.m. -

1 stop26h 44m

Deal found 20/10C$ 473

Wed 9/125:01 p.m. -

2 stops23h 14m

Tue 12/18:00 a.m. -

1 stop16h 56m

Deal found 19/10C$ 475

Wed 2/125:01 p.m. -

2 stops23h 14m

Wed 9/128:00 a.m. -

1 stop26h 51m

Deal found 20/10C$ 481

Find flight deals from George Bush Intcntl to Ottawa

Round-trip from	C$ 438
One-way from	C$ 294
Popular in	September
Cheapest in	May
Average price	C$ 1,506

17/11-16/12
2 total stops
33h 03m total
Houston to Ottawa

Search Deals

20/12-31/12
3 total stops
26h 36m total
Houston to Ottawa

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (C$ 414 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 79 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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 Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 20/12

8:04 p.m.-11:40 p.m.

3 stops26h 36m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 294

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 19/12

7:49 p.m.-2:32 p.m.

2 stops41h 43m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 373

Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 29/10

8:18 a.m.-5:20 p.m.

1 stop8h 02m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 390

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 6/11

8:18 a.m.-5:24 p.m.

1 stop8h 06m

Ottawa

Tue 10/11

8:00 a.m.-8:55 p.m.

1 stop13h 55m

C$ 625

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 6/11

9:14 p.m.-5:15 p.m.

3 stops19h 01m

Ottawa

Wed 11/11

7:05 a.m.-9:53 p.m.

2 stops15h 48m

C$ 738

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 12/11

8:18 a.m.-5:24 p.m.

1 stop8h 06m

Ottawa

Sun 15/11

12:50 p.m.-7:23 a.m.

3 stops19h 33m

C$ 770

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 19/11

8:18 a.m.-5:24 p.m.

1 stop8h 06m

Ottawa

Thu 26/11

7:05 a.m.-4:31 p.m.

1 stop10h 26m

C$ 774

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 12/11

9:14 p.m.-10:02 p.m.

3 stops23h 48m

Ottawa

Wed 18/11

8:00 a.m.-9:53 p.m.

3 stops14h 53m

C$ 902

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 11/12

6:25 p.m.-1:11 p.m.

1 stop17h 46m

Ottawa

Fri 8/1

9:45 a.m.-8:40 p.m.

1 stop11h 55m

C$ 1,213

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 2/12

6:03 a.m.-9:50 p.m.

2 stops14h 47m

Ottawa

Tue 5/1

6:00 a.m.-7:10 p.m.

2 stops14h 10m

C$ 1,247

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 13 resultsSorted by cheapest first

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.

IAH-YOW

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

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.

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Cheapflights makes it easy to find George Bush Intcntl to Ottawa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from George Bush Intcntl.

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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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 294

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 20/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from George Bush Intcntl to Ottawa

Cheapest flights from George Bush Intcntl to OttawaExplore 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 23 October 2026.

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 23 October 2026.

Best flights from George Bush Intcntl to OttawaDiscover carefully curated flight deals from George Bush Intcntl to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Discover carefully curated flight deals from George Bush Intcntl to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from George Bush Intcntl to OttawaDiscover last-minute flight deals from George Bush Intcntl to Ottawa. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from George Bush Intcntl to Ottawa. Data last updated 23 October 2026 and is based on user searches.

One-way flights from George Bush Intcntl to OttawaSearch for one-way flight options from George Bush Intcntl to Ottawa. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Search for one-way flight options from George Bush Intcntl to Ottawa. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Find flight deals from George Bush Intcntl to Ottawa

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ottawa that are best for you.

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.

Related info for your journey

What airport do you fly into for flights to Ottawa from Houston George Bush Intcntl?

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

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

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

Travelling to a place near Ottawa?

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Alternative routes for George Bush Intcntl to Ottawa

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Complete your trip

Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Ontario

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Search flights from George Bush Intcntl to Ottawa by cabin class

Find flights from George Bush Intcntl to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

George Bush Intcntl and Ottawa flights

Browse other George Bush Intcntl and Ottawa flight options. Last updated on 23 October 2026.

Other flights from George Bush Intcntl

Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 23 October 2026.

Other flights to Ottawa

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

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

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

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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 23 October 2026.

Best flights from George Bush Intcntl to Ottawa
Discover carefully curated flight deals from George Bush Intcntl to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from George Bush Intcntl to Ottawa
Discover last-minute flight deals from George Bush Intcntl to Ottawa. Data last updated 23 October 2026 and is based on user searches.

One-way flights from George Bush Intcntl to Ottawa
Search for one-way flight options from George Bush Intcntl to Ottawa. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.