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

WestJet, American Airlines, and Delta 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$ 213 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.

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

5:30 a.m. - 2:44 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

34h 14m2 stops Toronto Pearson Intl Fort Lauderdale

C$ 459Multiple Airlines

Fri, 2 Oct - Wed, 11 Nov

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

4:15 p.m. - 10:30 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

31h 15m2 stops Orlando Atlanta Hartsfield-Jackson

C$ 471Multiple Airlines

Fri, 2 Oct - Mon, 5 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

7:05 a.m. - 7:23 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

25h 18m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

C$ 475Multiple Airlines

Fri, 2 Oct - Mon, 16 Nov

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

12:25 p.m. - 6:00 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

18h 35m2 stops Winnipeg Las Vegas Harry Reid Intl

C$ 478Multiple Airlines

Fri, 16 Oct - Mon, 19 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

8:15 p.m. - 11:22 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 07m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 486Multiple Airlines

Fri, 2 Oct - Wed, 14 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

8:15 p.m. - 11:22 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 07m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 490Multiple Airlines

Fri, 16 Oct - Tue, 20 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

8:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

18h 40m1 stop Calgary

C$ 492WestJet

Fri, 16 Oct - Tue, 20 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

8:15 p.m. - 11:22 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 07m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 495Multiple Airlines

Fri, 16 Oct - Wed, 21 Oct

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

12:25 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

11h 15m2 stops Winnipeg Calgary

C$ 500WestJet

Fri, 16 Oct - Sun, 18 Oct

8:25 a.m. - 3:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

29h 50m1 stop Fort Lauderdale

8:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

18h 40m1 stop Calgary

C$ 506Multiple Airlines

Fri, 2 Oct - Mon, 5 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

2:50 p.m. - 5:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

13h 45m1 stop Calgary

7:00 a.m. - 3:17 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

33h 17m2 stops Toronto Pearson Intl Fort Lauderdale

C$ 1,359Multiple Airlines

Wed, 16 Sep - Sun, 20 Sep

12:05 p.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

28h 10m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Calgary

2:15 p.m. - 9:11 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

31h 56m3 stops Montreal Pierre Elliott Trudeau Intl Cancun Santiago de Querétaro

C$ 1,609Multiple Airlines

Wed, 16 Sep - Sun, 20 Sep

7:45 a.m. - 2:27 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

5h 42m1 stop Washington, D.C. Reagan-National

12:00 p.m. - 6:27 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

7h 27m1 stop Toronto Pearson Intl

C$ 1,779United Airlines

Wed, 16 Sep - Sun, 20 Sep

8:55 p.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

19h 20m2 stops Mexico City Benito Juarez Calgary

2:15 p.m. - 9:11 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

31h 56m3 stops Montreal Pierre Elliott Trudeau Intl Cancun Santiago de Querétaro

C$ 1,816Multiple Airlines

Wed, 16 Sep - Sun, 20 Sep

12:05 p.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

28h 10m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Calgary

7:20 a.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 20m1 stop Calgary

C$ 1,837Multiple Airlines

Wed, 16 Sep - Sun, 20 Sep

2:25 p.m. - 12:20 a.m.HOU Houston Hobby-YOW Ottawa

8h 55m2 stops Atlanta Hartsfield-Jackson Toronto Pearson Intl

6:55 a.m. - 4:25 p.m.YOW Ottawa-HOU Houston Hobby

10h 30m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson

C$ 1,869WestJet

Wed, 16 Sep - Sun, 20 Sep

5:00 a.m. - 1:59 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

7h 59m1 stop Chicago O'Hare Intl

4:00 p.m. - 9:52 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

6h 52m1 stop Toronto Pearson Intl

C$ 1,966United Airlines

Sun, 13 Sep - Sun, 13 Sep

5:00 a.m. - 4:38 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

10h 38m2 stops Chicago O'Hare Intl Newark

7:30 p.m. - 10:38 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 08m1 stop Washington, D.C. Dulles Intl

C$ 1,981United Airlines

Sun, 13 Sep - Sun, 13 Sep

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

16 Oct

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

20 Oct

YOW8:15 p.m.Ottawa

18h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 492

WestJet

16 Oct

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

18 Oct

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

C$ 500

WestJet

17 Oct

IAH2:50 p.m.Houston George Bush Intcntl

13h 45m

1 stop

YOW5:35 a.m.Ottawa

21 Oct

YOW8:15 p.m.Ottawa

27h 25m

1 stop

IAH10:40 p.m.Houston George Bush Intcntl

C$ 533

American Airlines flights from Houston to Ottawa

Our best American Airlines deals on Houston to Ottawa flight tickets

American Airlines

3 Mar

HOU6:00 a.m.Houston Hobby

10h 58m

2 stops

YOW5:58 p.m.Ottawa

17 Mar

YOW7:00 a.m.Ottawa

13h 31m

3 stops

HOU7:31 p.m.Houston Hobby

C$ 1,369

American Airlines

4 Nov

HOU6:00 a.m.Houston Hobby

10h 58m

2 stops

YOW5:58 p.m.Ottawa

12 Nov

YOW7:00 a.m.Ottawa

13h 39m

3 stops

HOU7:39 p.m.Houston Hobby

C$ 1,399

American Airlines

25 Oct

HOU6:00 a.m.Houston Hobby

10h 58m

2 stops

YOW5:58 p.m.Ottawa

1 Nov

YOW7:00 a.m.Ottawa

13h 39m

3 stops

HOU7:39 p.m.Houston Hobby

C$ 1,420

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Wed 11/11

5:30 a.m.-2:44 p.m.

2 stops34h 14m

C$ 459

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Mon 5/10

4:15 p.m.-10:30 p.m.

2 stops31h 15m

C$ 471

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Mon 16/11

7:05 a.m.-7:23 a.m.

2 stops25h 18m

C$ 475

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 16/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Mon 19/10

12:25 p.m.-6:00 a.m.

2 stops18h 35m

C$ 478

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Wed 14/10

8:15 p.m.-11:22 a.m.

2 stops16h 07m

C$ 486

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 16/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Tue 20/10

8:15 p.m.-11:22 a.m.

2 stops16h 07m

C$ 490

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 16/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Tue 20/10

8:15 p.m.-1:55 p.m.

1 stop18h 40m

C$ 492

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 16/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Wed 21/10

8:15 p.m.-11:22 a.m.

2 stops16h 07m

C$ 495

Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 16/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Sun 18/10

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

2 stops11h 15m

C$ 500

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

8:25 a.m.-3:15 p.m.

1 stop29h 50m

Ottawa

Mon 5/10

8:15 p.m.-1:55 p.m.

1 stop18h 40m

C$ 506

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 August is, on average, the cheapest month to fly to Ottawa from Houston, with most prices found around C$ 0. If you aren’t able to travel to Ottawa during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 0.

Cheap Houston to Ottawa flight deals and tips

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

Best price found	C$ 213
Fastest flight time	9h 45m
Direct flights	None

The best one-way flight to Ottawa from Houston in the past 72 hours is C$ 213. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is C$ 459.

The fastest flight from Houston to Ottawa takes 9h 45m

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 9h 45m 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 should I use momondo to find a flight deal from Houston to Ottawa?

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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.

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