What is the cheapest airline that flies from Houston to Ottawa?

American Airlines and WestJet are the most popular carriers operating from Houston to Ottawa

When did momondo last update prices for flights from Houston to Ottawa Airport?

Prices for flights from Houston to Ottawa Airport refresh daily.

How old do you have to be to fly from Houston to Ottawa Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 156 Cheap Flights from Houston to Ottawa in 2025/26

1 adult

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Find the cheapest flights from Houston to Ottawa

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Cheap round-trip flights

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5:46 a.m. - 5:13 p.m.

IAH

YOW

10h 27m1 stop

9:40 a.m. - 11:45 a.m.

YOW

IAH

27h 05m1 stop

C$ 512Multiple Airlines

Fri, 26 Dec - Mon, 5 Jan

7:45 p.m. - 4:51 p.m.

IAH

YOW

20h 06m2 stops

9:40 a.m. - 11:45 a.m.

YOW

IAH

27h 05m1 stop

C$ 538Multiple Airlines

Fri, 26 Dec - Mon, 5 Jan

7:30 a.m. - 12:25 a.m.

IAH

YOW

15h 55m1 stop

6:50 a.m. - 10:41 p.m.

YOW

IAH

16h 51m2 stops

C$ 588Multiple Airlines

Tue, 10 Mar - Thu, 12 Mar

7:45 p.m. - 4:51 p.m.

IAH

YOW

20h 06m2 stops

4:15 p.m. - 11:45 a.m.

YOW

IAH

20h 30m2 stops

C$ 600Multiple Airlines

Fri, 26 Dec - Mon, 5 Jan

4:22 p.m. - 5:25 p.m.

IAH

YOW

24h 03m1 stop

9:25 a.m. - 3:27 p.m.

YOW

IAH

7h 02m1 stop

C$ 611Multiple Airlines

Tue, 10 Mar - Thu, 12 Mar

7:30 a.m. - 12:25 a.m.

IAH

YOW

15h 55m1 stop

9:25 a.m. - 3:27 p.m.

YOW

IAH

7h 02m1 stop

C$ 621Multiple Airlines

Tue, 10 Mar - Thu, 12 Mar

10:50 a.m. - 12:39 a.m.

HOU

YOW

12h 49m2 stops

5:40 a.m. - 4:32 p.m.

YOW

HOU

11h 52m2 stops

C$ 1,371WestJet

Thu, 5 Mar - Mon, 9 Mar

10:50 a.m. - 12:39 a.m.

HOU

YOW

12h 49m2 stops

5:40 a.m. - 4:32 p.m.

YOW

HOU

11h 52m2 stops

C$ 1,380WestJet

Thu, 5 Mar - Mon, 9 Mar

8:20 p.m. - 4:51 p.m.

HOU

YOW

19h 31m2 stops

9:10 a.m. - 7:44 p.m.

YOW

HOU

11h 34m2 stops

C$ 1,624American Airlines

Tue, 23 Dec - Sun, 28 Dec

5:40 a.m. - 6:25 p.m.

HOU

YOW

11h 45m3 stops

9:10 a.m. - 11:46 p.m.

YOW

HOU

15h 36m2 stops

C$ 1,946American Airlines

Tue, 23 Dec - Sun, 28 Dec

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

29 Jan

IAH1:35 p.m.Houston George Bush Intcntl

10h 05m

1 stop

YOW12:40 a.m.Ottawa

2 Feb

YOW7:15 p.m.Ottawa

47h 15m

2 stops

IAH5:30 p.m.Houston George Bush Intcntl

C$ 826

Find similar

WestJet

29 Jan

IAH1:35 p.m.Houston George Bush Intcntl

10h 05m

1 stop

YOW12:40 a.m.Ottawa

2 Feb

YOW7:15 p.m.Ottawa

47h 15m

2 stops

IAH5:30 p.m.Houston George Bush Intcntl

C$ 837

Find similar

WestJet

5 Mar

IAH1:35 p.m.Houston George Bush Intcntl

10h 05m

1 stop

YOW12:40 a.m.Ottawa

9 Mar

YOW6:00 a.m.Ottawa

12h 30m

1 stop

IAH5:30 p.m.Houston George Bush Intcntl

C$ 838

Find similar

United Airlines flights from Houston to Ottawa

Our best United Airlines deals on Houston to Ottawa flight tickets

United Airlines

28 Jan

IAH7:39 a.m.Houston George Bush Intcntl

15h 15m

2 stops

YOW11:54 p.m.Ottawa

1 Feb

YOW5:11 p.m.Ottawa

14h 16m

2 stops

IAH6:27 a.m.Houston George Bush Intcntl

C$ 985

Find similar

United Airlines

28 Jan

IAH11:55 a.m.Houston George Bush Intcntl

10h 59m

2 stops

YOW11:54 p.m.Ottawa

1 Feb

YOW6:00 a.m.Ottawa

10h 27m

2 stops

IAH3:27 p.m.Houston George Bush Intcntl

C$ 1,080

Find similar

United Airlines

10 Mar

IAH6:25 p.m.Houston George Bush Intcntl

18h 07m

2 stops

YOW1:32 p.m.Ottawa

12 Mar

YOW6:00 a.m.Ottawa

14h 06m

2 stops

IAH7:06 p.m.Houston George Bush Intcntl

C$ 1,090

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 26/12

5:46 a.m.-5:13 p.m.

1 stop10h 27m

Ottawa

Mon 5/1

9:40 a.m.-11:45 a.m.

1 stop27h 05m

C$ 512

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 26/12

7:45 p.m.-4:51 p.m.

2 stops20h 06m

Ottawa

Mon 5/1

9:40 a.m.-11:45 a.m.

1 stop27h 05m

C$ 538

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 10/3

7:30 a.m.-12:25 a.m.

1 stop15h 55m

Ottawa

Thu 12/3

6:50 a.m.-10:41 p.m.

2 stops16h 51m

C$ 588

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 26/12

7:45 p.m.-4:51 p.m.

2 stops20h 06m

Ottawa

Mon 5/1

4:15 p.m.-11:45 a.m.

2 stops20h 30m

C$ 600

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 10/3

4:22 p.m.-5:25 p.m.

1 stop24h 03m

Ottawa

Thu 12/3

9:25 a.m.-3:27 p.m.

1 stop7h 02m

C$ 611

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 10/3

7:30 a.m.-12:25 a.m.

1 stop15h 55m

Ottawa

Thu 12/3

9:25 a.m.-3:27 p.m.

1 stop7h 02m

C$ 621

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 5/3

10:50 a.m.-12:39 a.m.

2 stops12h 49m

Ottawa

Mon 9/3

5:40 a.m.-4:32 p.m.

2 stops11h 52m

C$ 1,371

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 5/3

10:50 a.m.-12:39 a.m.

2 stops12h 49m

Ottawa

Mon 9/3

5:40 a.m.-4:32 p.m.

2 stops11h 52m

C$ 1,380

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Tue 23/12

8:20 p.m.-4:51 p.m.

2 stops19h 31m

Ottawa

Sun 28/12

9:10 a.m.-7:44 p.m.

2 stops11h 34m

C$ 1,624

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Tue 23/12

5:40 a.m.-6:25 p.m.

3 stops11h 45m

Ottawa

Sun 28/12

9:10 a.m.-11:46 p.m.

2 stops15h 36m

C$ 1,946

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Saturday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 567. Flights from Houston to Ottawa on a Wednesday will generally be more expensive and average around C$ 1,064. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Houston to Ottawa during this time can be as low as C$ 939. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,063 per ticket.

Cheap Houston to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Ottawa

Fastest flight time	10h 27m
Direct flights	None

The fastest flight from Houston to Ottawa takes 10h 27m

There are no direct flights from Houston to Ottawa. There are no popular flight routes from Houston to Ottawa.

Search flight deals

How far is Houston to Ottawa by plane?
A flight from Houston to Ottawa will travel around 2442.2 km. Typically, this will take 6h 12m by plane in normal conditions.
When did momondo last update prices for flights from Houston to Ottawa Airport?
Prices for flights from Houston to Ottawa Airport refresh daily.
How old do you have to be to fly from Houston to Ottawa Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Brockville

Perth

Smiths Falls

Wakefield

Calabogie

Prescott

Petawawa

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Ottawa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Ottawa. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Ottawa with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Ottawa flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Ottawa?

momondo helps you find the best flight between Houston and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Ottawa right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.