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$ 344 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.

8:36 a.m. - 12:20 a.m.

IAH

YOW

14h 44m

2 stops

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

YOW

IAH

9h 06m

1 stop

C$ 552Multiple Airlines

Thu, 24 Sep - Mon, 28 Sep

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

IAH

YOW

29h 39m

1 stop

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

YOW

IAH

9h 06m

1 stop

C$ 588Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

8:36 a.m. - 12:20 a.m.

IAH

YOW

14h 44m

2 stops

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

YOW

IAH

9h 06m

1 stop

C$ 593Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

8:16 a.m. - 12:20 a.m.

IAH

YOW

15h 04m

2 stops

7:00 a.m. - 3:24 p.m.

YOW

IAH

9h 24m

1 stop

C$ 600Multiple Airlines

Sat, 15 Aug - Sat, 22 Aug

2:25 p.m. - 12:20 a.m.

HOU

YOW

8h 55m

2 stops

6:55 a.m. - 4:30 p.m.

YOW

HOU

10h 35m

2 stops

C$ 1,311WestJet

Wed, 23 Sep - Tue, 29 Sep

2:25 p.m. - 12:20 a.m.

HOU

YOW

8h 55m

2 stops

6:55 a.m. - 4:31 p.m.

YOW

HOU

34h 36m

2 stops

C$ 1,318WestJet

Thu, 24 Sep - Mon, 28 Sep

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

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 10:05 p.m.

YOW

HOU

16h 10m

2 stops

C$ 1,321WestJet

Wed, 19 Aug - Wed, 26 Aug

6:14 p.m. - 9:20 p.m.

HOU

YOW

26h 06m

2 stops

7:00 a.m. - 7:48 p.m.

YOW

HOU

13h 48m

3 stops

C$ 1,335American Airlines

Sat, 5 Sep - Sat, 12 Sep

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

HOU

YOW

19h 41m

3 stops

8:40 a.m. - 7:51 p.m.

YOW

HOU

12h 11m

3 stops

C$ 1,426American Airlines

Sat, 15 Aug - Sat, 22 Aug

5:41 a.m. - 8:00 p.m.

HOU

YOW

13h 19m

3 stops

7:00 a.m. - 7:48 p.m.

YOW

HOU

13h 48m

3 stops

C$ 1,453American Airlines

Sat, 5 Sep - Sat, 12 Sep

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American Airlines flights from Houston to Ottawa

Our best American Airlines deals on Houston to Ottawa flight tickets

American Airlines

5 Sep

HOU6:14 p.m.Houston Hobby

26h 06m

2 stops

YOW9:20 p.m.Ottawa

12 Sep

YOW7:00 a.m.Ottawa

13h 48m

3 stops

HOU7:48 p.m.Houston Hobby

C$ 1,335

American Airlines

15 Aug

HOU6:14 p.m.Houston Hobby

19h 41m

3 stops

YOW2:55 p.m.Ottawa

22 Aug

YOW8:40 a.m.Ottawa

12h 11m

3 stops

HOU7:51 p.m.Houston Hobby

C$ 1,426

American Airlines

5 Sep

HOU5:41 a.m.Houston Hobby

13h 19m

3 stops

YOW8:00 p.m.Ottawa

12 Sep

YOW7:00 a.m.Ottawa

13h 48m

3 stops

HOU7:48 p.m.Houston Hobby

C$ 1,453

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

25 Sep

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

27 Sep

YOW7:20 a.m.Ottawa

31h 35m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 738

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

22h 05m

1 stop

YOW5:35 a.m.Ottawa

3 Sep

YOW1:20 p.m.Ottawa

10h 20m

1 stop

IAH10:40 p.m.Houston George Bush Intcntl

C$ 761

WestJet

23 Sep

IAH2:50 p.m.Houston George Bush Intcntl

13h 45m

1 stop

YOW5:35 a.m.Ottawa

29 Sep

YOW4:15 p.m.Ottawa

22h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

C$ 764

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 24/9

8:36 a.m.-12:20 a.m.

2 stops14h 44m

Ottawa

Mon 28/9

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

1 stop9h 06m

C$ 552

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 25/9

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

1 stop29h 39m

Ottawa

Mon 28/9

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

1 stop9h 06m

C$ 588

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 25/9

8:36 a.m.-12:20 a.m.

2 stops14h 44m

Ottawa

Mon 28/9

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

1 stop9h 06m

C$ 593

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 15/8

8:16 a.m.-12:20 a.m.

2 stops15h 04m

Ottawa

Sat 22/8

7:00 a.m.-3:24 p.m.

1 stop9h 24m

C$ 600

Quickest round-trip

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 23/9

2:25 p.m.-12:20 a.m.

2 stops8h 55m

Ottawa

Tue 29/9

6:55 a.m.-4:30 p.m.

2 stops10h 35m

C$ 1,311

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 24/9

2:25 p.m.-12:20 a.m.

2 stops8h 55m

Ottawa

Mon 28/9

6:55 a.m.-4:31 p.m.

2 stops34h 36m

C$ 1,318

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 19/8

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

2 stops17h 20m

Ottawa

Wed 26/8

6:55 a.m.-10:05 p.m.

2 stops16h 10m

C$ 1,321

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 5/9

6:14 p.m.-9:20 p.m.

2 stops26h 06m

Ottawa

Sat 12/9

7:00 a.m.-7:48 p.m.

3 stops13h 48m

C$ 1,335

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 15/8

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

3 stops19h 41m

Ottawa

Sat 22/8

8:40 a.m.-7:51 p.m.

3 stops12h 11m

C$ 1,426

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 5/9

5:41 a.m.-8:00 p.m.

3 stops13h 19m

Ottawa

Sat 12/9

7:00 a.m.-7:48 p.m.

3 stops13h 48m

C$ 1,453

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 September is, on average, the cheapest month to fly to Ottawa from Houston, with most prices found around C$ 545. If you aren’t able to travel to Ottawa during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of C$ 581.

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	11h 45m
Direct flights	None

The fastest flight from Houston to Ottawa takes 11h 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 11h 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 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.