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$ 261 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.

8:25 a.m. - 12:20 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

14h 55m2 stops Fort Lauderdale Toronto Pearson Intl

1:20 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

10h 20m1 stop Calgary

C$ 431Multiple Airlines

Thu, 17 Sep - Thu, 24 Sep

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$ 457WestJet

Fri, 18 Sep - Fri, 25 Sep

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

9h 45m1 stop Calgary

8:15 p.m. - 7:17 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

36h 02m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 472Multiple Airlines

Fri, 18 Sep - Thu, 24 Sep

8:25 a.m. - 5:35 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

32h 10m2 stops Fort Lauderdale Toronto Pearson Intl

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

9h 17m1 stop Fort Lauderdale

C$ 482Multiple Airlines

Sat, 19 Sep - Sat, 26 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

1:20 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

10h 20m1 stop Calgary

C$ 483WestJet

Fri, 18 Sep - Thu, 24 Sep

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

9h 45m1 stop Calgary

7:00 a.m. - 10:09 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

40h 09m2 stops Orlando Atlanta Hartsfield-Jackson

C$ 497Multiple Airlines

Mon, 19 Oct - Fri, 23 Oct

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

13h 45m1 stop Calgary

4:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

22h 40m1 stop Calgary

C$ 500WestJet

Sat, 19 Sep - Sat, 26 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

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

16h 20m1 stop Calgary

C$ 509WestJet

Fri, 18 Sep - Thu, 24 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

7:00 a.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 40m3 stops Toronto Pearson Intl Edmonton Calgary

C$ 522Multiple Airlines

Fri, 18 Sep - Thu, 24 Sep

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

9h 45m1 stop Calgary

7:00 a.m. - 9:27 a.m.YOW Ottawa-IAH Houston George Bush Intcntl

27h 27m1 stop Orlando

C$ 523Multiple Airlines

Mon, 19 Oct - Fri, 23 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

4:32 p.m. - 12:25 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

18h 53m2 stops Atlanta Hartsfield-Jackson Newark

8:35 a.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

15h 05m1 stop Calgary

C$ 1,148Multiple Airlines

Thu, 27 Aug - Sun, 30 Aug

6:30 a.m. - 12:40 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

17h 10m1 stop Calgary

1:20 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

10h 20m1 stop Calgary

C$ 1,559WestJet

Sun, 23 Aug - Thu, 3 Sep

3:25 p.m. - 2:33 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

22h 08m1 stop Orlando

8:35 a.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

30h 20m1 stop Calgary

C$ 1,592Multiple Airlines

Thu, 27 Aug - Sun, 30 Aug

6:30 a.m. - 5:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

22h 05m1 stop Calgary

1:20 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

10h 20m1 stop Calgary

C$ 1,609WestJet

Sun, 23 Aug - Thu, 3 Sep

8:25 a.m. - 5:16 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

7h 51m1 stop Chicago O'Hare Intl

6:05 a.m. - 6:54 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

13h 49m1 stop Newark

C$ 1,629United Airlines

Sun, 23 Aug - Thu, 3 Sep

6:15 a.m. - 9:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

14h 00m2 stops Chicago O'Hare Intl Toronto Pearson Intl

6:05 a.m. - 2:51 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

9h 46m1 stop Newark

C$ 1,642United Airlines

Sun, 23 Aug - Thu, 3 Sep

5:20 a.m. - 5:35 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 15m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl

6:55 a.m. - 11:52 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

17h 57m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson

C$ 1,807WestJet

Thu, 27 Aug - Sun, 30 Aug

6:00 a.m. - 5:35 p.m.HOU Houston Hobby-YOW Ottawa

10h 35m2 stops Atlanta Hartsfield-Jackson Toronto Pearson Intl

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

23h 00m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson

C$ 1,876WestJet

Thu, 27 Aug - Sun, 30 Aug

2:50 p.m. - 3:12 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

23h 22m2 stops Calgary Winnipeg

8:55 a.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

14h 45m3 stops Winnipeg Edmonton Calgary

C$ 1,887Multiple Airlines

Thu, 27 Aug - Sun, 30 Aug

2:50 p.m. - 2:55 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

23h 05m3 stops Calgary Winnipeg Toronto Pearson Intl

8:55 a.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

14h 45m3 stops Winnipeg Edmonton Calgary

C$ 1,899Multiple Airlines

Thu, 27 Aug - Sun, 30 Aug

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

18 Sep

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

25 Sep

YOW8:15 p.m.Ottawa

18h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 457

WestJet

18 Sep

IAH6:30 a.m.Houston George Bush Intcntl

11h 50m

1 stop

YOW7:20 p.m.Ottawa

24 Sep

YOW1:20 p.m.Ottawa

10h 20m

1 stop

IAH10:40 p.m.Houston George Bush Intcntl

C$ 483

WestJet

19 Sep

IAH2:50 p.m.Houston George Bush Intcntl

13h 45m

1 stop

YOW5:35 a.m.Ottawa

26 Sep

YOW4:15 p.m.Ottawa

22h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 500

Delta flights from Houston to Ottawa

Our best Delta deals on Houston to Ottawa flight tickets

Delta

17 Sep

HOU11:00 a.m.Houston Hobby

12h 20m

2 stops

YOW12:20 a.m.Ottawa

24 Sep

YOW6:55 a.m.Ottawa

16h 44m

2 stops

HOU10:39 p.m.Houston Hobby

C$ 1,800

Delta

2 Oct

HOU11:00 a.m.Houston Hobby

12h 20m

2 stops

YOW12:20 a.m.Ottawa

9 Oct

YOW6:50 a.m.Ottawa

10h 43m

2 stops

HOU4:33 p.m.Houston Hobby

C$ 1,915

Delta

23 Aug

IAH10:39 a.m.Houston George Bush Intcntl

12h 41m

2 stops

YOW12:20 a.m.Ottawa

3 Sep

YOW6:55 a.m.Ottawa

15h 41m

2 stops

IAH9:36 p.m.Houston George Bush Intcntl

C$ 2,481

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 17/9

8:25 a.m.-12:20 a.m.

2 stops14h 55m

Ottawa

Thu 24/9

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

1 stop10h 20m

C$ 431

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 18/9

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

1 stop9h 45m

Ottawa

Fri 25/9

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

1 stop18h 40m

C$ 457

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 18/9

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

1 stop9h 45m

Ottawa

Thu 24/9

8:15 p.m.-7:17 a.m.

2 stops36h 02m

C$ 472

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 19/9

8:25 a.m.-5:35 p.m.

2 stops32h 10m

Ottawa

Sat 26/9

7:00 a.m.-3:17 p.m.

1 stop9h 17m

C$ 482

Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 18/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Thu 24/9

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

1 stop10h 20m

C$ 483

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 19/10

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

1 stop9h 45m

Ottawa

Fri 23/10

7:00 a.m.-10:09 p.m.

2 stops40h 09m

C$ 497

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 19/9

2:50 p.m.-5:35 a.m.

1 stop13h 45m

Ottawa

Sat 26/9

4:15 p.m.-1:55 p.m.

1 stop22h 40m

C$ 500

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 18/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Thu 24/9

7:20 a.m.-10:40 p.m.

1 stop16h 20m

C$ 509

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 18/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Thu 24/9

7:00 a.m.-10:40 p.m.

3 stops16h 40m

C$ 522

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 19/10

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

1 stop9h 45m

Ottawa

Fri 23/10

7:00 a.m.-9:27 a.m.

1 stop27h 27m

C$ 523

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

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

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$ 261
Fastest flight time	8h 06m
Direct flights	None

The best one-way flight to Ottawa from Houston in the past 72 hours is C$ 261. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is C$ 431.

The fastest flight from Houston to Ottawa takes 8h 06m

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 8h 06m 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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