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

WestJet and United Airlines 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$ 322 Cheap Flights from Houston to Ottawa in 2026

Find the cheapest flights from Houston to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:39 p.m. - 2:33 p.m.

IAH

YOW

20h 54m

1 stop

7:00 a.m. - 3:06 p.m.

YOW

IAH

33h 06m

2 stops

C$ 680Multiple Airlines

Thu, 1 Oct - Wed, 14 Oct

8:16 a.m. - 2:55 p.m.

IAH

YOW

29h 39m

1 stop

9:05 a.m. - 7:20 a.m.

YOW

IAH

47h 15m

2 stops

C$ 688Multiple Airlines

Sun, 16 Aug - Sun, 23 Aug

5:09 p.m. - 2:33 p.m.

IAH

YOW

20h 24m

1 stop

2:10 p.m. - 9:04 p.m.

YOW

IAH

31h 54m

2 stops

C$ 723Multiple Airlines

Thu, 15 Oct - Tue, 20 Oct

8:36 a.m. - 3:15 p.m.

IAH

YOW

29h 39m

1 stop

1:20 p.m. - 9:04 p.m.

YOW

IAH

32h 44m

2 stops

C$ 751Multiple Airlines

Sun, 20 Sep - Fri, 25 Sep

6:30 a.m. - 5:35 a.m.

IAH

YOW

22h 05m

1 stop

12:25 p.m. - 10:40 p.m.

YOW

IAH

11h 15m

2 stops

C$ 755WestJet

Sun, 23 Aug - Thu, 3 Sep

6:30 a.m. - 12:40 a.m.

IAH

YOW

17h 10m

1 stop

1:20 p.m. - 10:40 p.m.

YOW

IAH

10h 20m

1 stop

C$ 758WestJet

Sun, 23 Aug - Thu, 3 Sep

4:18 p.m. - 2:55 p.m.

HOU

YOW

21h 37m

3 stops

8:40 a.m. - 7:48 p.m.

YOW

HOU

12h 08m

3 stops

C$ 1,273American Airlines

Sat, 12 Sep - Sat, 19 Sep

6:00 a.m. - 12:20 a.m.

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 11:09 p.m.

YOW

HOU

17h 14m

2 stops

C$ 1,293WestJet

Sun, 18 Oct - Sat, 24 Oct

6:14 p.m. - 2:55 p.m.

HOU

YOW

19h 41m

3 stops

7:00 a.m. - 7:51 p.m.

YOW

HOU

13h 51m

3 stops

C$ 1,360American Airlines

Sat, 8 Aug - Fri, 14 Aug

6:49 p.m. - 9:20 p.m.

HOU

YOW

25h 31m

2 stops

7:00 a.m. - 7:51 p.m.

YOW

HOU

13h 51m

3 stops

C$ 1,449American Airlines

Sat, 1 Aug - Sat, 8 Aug

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

17h 10m

1 stop

YOW12:40 a.m.Ottawa

3 Sep

YOW1:20 p.m.Ottawa

10h 20m

1 stop

IAH10:40 p.m.Houston George Bush Intcntl

C$ 758

WestJet

8 Aug

IAH2:50 p.m.Houston George Bush Intcntl

19h 45m

2 stops

YOW11:35 a.m.Ottawa

14 Aug

YOW8:15 p.m.Ottawa

18h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 825

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

22h 05m

1 stop

YOW5:35 a.m.Ottawa

3 Sep

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

C$ 828

American Airlines flights from Houston to Ottawa

Our best American Airlines deals on Houston to Ottawa flight tickets

American Airlines

12 Sep

HOU4:18 p.m.Houston Hobby

21h 37m

3 stops

YOW2:55 p.m.Ottawa

19 Sep

YOW8:40 a.m.Ottawa

12h 08m

3 stops

HOU7:48 p.m.Houston Hobby

C$ 1,273

American Airlines

8 Aug

HOU6:14 p.m.Houston Hobby

19h 41m

3 stops

YOW2:55 p.m.Ottawa

14 Aug

YOW7:00 a.m.Ottawa

13h 51m

3 stops

HOU7:51 p.m.Houston Hobby

C$ 1,360

American Airlines

15 Jul

IAH5:02 p.m.Houston George Bush Intcntl

20h 53m

2 stops

YOW2:55 p.m.Ottawa

5 Aug

YOW7:00 a.m.Ottawa

17h 58m

2 stops

IAH11:58 p.m.Houston George Bush Intcntl

C$ 1,448

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 1/10

4:39 p.m.-2:33 p.m.

1 stop20h 54m

Ottawa

Wed 14/10

7:00 a.m.-3:06 p.m.

2 stops33h 06m

C$ 680

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 16/8

8:16 a.m.-2:55 p.m.

1 stop29h 39m

Ottawa

Sun 23/8

9:05 a.m.-7:20 a.m.

2 stops47h 15m

C$ 688

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 15/10

5:09 p.m.-2:33 p.m.

1 stop20h 24m

Ottawa

Tue 20/10

2:10 p.m.-9:04 p.m.

2 stops31h 54m

C$ 723

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 20/9

8:36 a.m.-3:15 p.m.

1 stop29h 39m

Ottawa

Fri 25/9

1:20 p.m.-9:04 p.m.

2 stops32h 44m

C$ 751

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 23/8

6:30 a.m.-5:35 a.m.

1 stop22h 05m

Ottawa

Thu 3/9

12:25 p.m.-10:40 p.m.

2 stops11h 15m

C$ 755

Quickest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 23/8

6:30 a.m.-12:40 a.m.

1 stop17h 10m

Ottawa

Thu 3/9

1:20 p.m.-10:40 p.m.

1 stop10h 20m

C$ 758

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 12/9

4:18 p.m.-2:55 p.m.

3 stops21h 37m

Ottawa

Sat 19/9

8:40 a.m.-7:48 p.m.

3 stops12h 08m

C$ 1,273

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sun 18/10

6:00 a.m.-12:20 a.m.

2 stops17h 20m

Ottawa

Sat 24/10

6:55 a.m.-11:09 p.m.

2 stops17h 14m

C$ 1,293

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 8/8

6:14 p.m.-2:55 p.m.

3 stops19h 41m

Ottawa

Fri 14/8

7:00 a.m.-7:51 p.m.

3 stops13h 51m

C$ 1,360

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 1/8

6:49 p.m.-9:20 p.m.

2 stops25h 31m

Ottawa

Sat 8/8

7:00 a.m.-7:51 p.m.

3 stops13h 51m

C$ 1,449

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 month to fly to Ottawa?

The month of November is, on average, the cheapest month to fly to Ottawa from Houston, with most prices found around C$ 221. If you aren’t able to travel to Ottawa during the month of November, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 389.

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	7h 40m
Direct flights	None

The fastest flight from Houston to Ottawa takes 7h 40m

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

Search flight deals

Frequently asked questions about flying from Houston to Ottawa

How far is Houston to Ottawa by plane?
A flight from Houston to Ottawa will travel around 2442.2 km. Typically, this will take 7h 40m 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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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.