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

WestJet is the most popular carrier 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$ 203 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.

1:16 p.m. - 11:48 p.m.

IAH

YOW

9h 32m

1 stop

9:05 a.m. - 10:14 p.m.

YOW

IAH

38h 09m

2 stops

C$ 577Multiple Airlines

Mon, 10 Aug - Mon, 17 Aug

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

IAH

YOW

20h 24m

1 stop

4:15 p.m. - 12:40 p.m.

YOW

IAH

21h 25m

2 stops

C$ 581Multiple Airlines

Thu, 15 Oct - Mon, 19 Oct

1:16 p.m. - 11:48 p.m.

IAH

YOW

9h 32m

1 stop

7:00 a.m. - 3:05 p.m.

YOW

IAH

9h 05m

1 stop

C$ 643Multiple Airlines

Mon, 10 Aug - Mon, 17 Aug

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

IAH

YOW

20h 24m

1 stop

4:15 p.m. - 9:04 p.m.

YOW

IAH

29h 49m

1 stop

C$ 648Multiple Airlines

Thu, 15 Oct - Mon, 19 Oct

8:02 p.m. - 12:25 p.m.

IAH

YOW

39h 23m

2 stops

7:00 a.m. - 2:50 p.m.

YOW

IAH

8h 50m

1 stop

C$ 651Multiple Airlines

Mon, 27 Jul - Mon, 3 Aug

5:35 p.m. - 12:42 a.m.

HOU

YOW

30h 07m

2 stops

5:40 a.m. - 4:30 p.m.

YOW

HOU

35h 50m

2 stops

C$ 1,223WestJet

Wed, 18 Nov - Wed, 2 Dec

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

HOU

YOW

17h 20m

2 stops

6:25 p.m. - 4:31 p.m.

YOW

HOU

23h 06m

2 stops

C$ 1,240WestJet

Thu, 1 Oct - Sun, 4 Oct

5:35 p.m. - 12:42 a.m.

HOU

YOW

30h 07m

2 stops

5:40 a.m. - 9:43 p.m.

YOW

HOU

17h 03m

2 stops

C$ 1,305WestJet

Sat, 21 Nov - Mon, 23 Nov

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$ 1,308American Airlines

Sat, 8 Aug - Wed, 12 Aug

10:11 a.m. - 12:43 a.m.

HOU

YOW

13h 32m

3 stops

7:00 a.m. - 7:47 p.m.

YOW

HOU

13h 47m

3 stops

C$ 1,355American Airlines

Wed, 18 Nov - Wed, 2 Dec

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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

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$ 759

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

17h 10m

1 stop

YOW12:40 a.m.Ottawa

3 Sep

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

C$ 783

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$ 786

Delta flights from Houston to Ottawa

Our best Delta deals on Houston to Ottawa flight tickets

Delta

27 Aug

HOU6:00 a.m.Houston Hobby

17h 20m

2 stops

YOW12:20 a.m.Ottawa

6 Sep

YOW6:55 a.m.Ottawa

15h 28m

2 stops

HOU9:23 p.m.Houston Hobby

C$ 1,584

Delta

5 Aug

HOU10:50 a.m.Houston Hobby

12h 30m

2 stops

YOW12:20 a.m.Ottawa

9 Aug

YOW6:55 a.m.Ottawa

10h 30m

2 stops

HOU4:25 p.m.Houston Hobby

C$ 1,616

Delta

23 Jul

HOU6:00 a.m.Houston Hobby

17h 20m

2 stops

YOW12:20 a.m.Ottawa

27 Jul

YOW6:55 a.m.Ottawa

15h 56m

2 stops

HOU9:51 p.m.Houston Hobby

C$ 1,688

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 10/8

1:16 p.m.-11:48 p.m.

1 stop9h 32m

Ottawa

Mon 17/8

9:05 a.m.-10:14 p.m.

2 stops38h 09m

C$ 577

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 15/10

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

1 stop20h 24m

Ottawa

Mon 19/10

4:15 p.m.-12:40 p.m.

2 stops21h 25m

C$ 581

Quickest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 10/8

1:16 p.m.-11:48 p.m.

1 stop9h 32m

Ottawa

Mon 17/8

7:00 a.m.-3:05 p.m.

1 stop9h 05m

C$ 643

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 15/10

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

1 stop20h 24m

Ottawa

Mon 19/10

4:15 p.m.-9:04 p.m.

1 stop29h 49m

C$ 648

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 27/7

8:02 p.m.-12:25 p.m.

2 stops39h 23m

Ottawa

Mon 3/8

7:00 a.m.-2:50 p.m.

1 stop8h 50m

C$ 651

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 18/11

5:35 p.m.-12:42 a.m.

2 stops30h 07m

Ottawa

Wed 2/12

5:40 a.m.-4:30 p.m.

2 stops35h 50m

C$ 1,223

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 1/10

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

2 stops17h 20m

Ottawa

Sun 4/10

6:25 p.m.-4:31 p.m.

2 stops23h 06m

C$ 1,240

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 21/11

5:35 p.m.-12:42 a.m.

2 stops30h 07m

Ottawa

Mon 23/11

5:40 a.m.-9:43 p.m.

2 stops17h 03m

C$ 1,305

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 8/8

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

3 stops19h 41m

Ottawa

Wed 12/8

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

3 stops13h 51m

C$ 1,308

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 18/11

10:11 a.m.-12:43 a.m.

3 stops13h 32m

Ottawa

Wed 2/12

7:00 a.m.-7:47 p.m.

3 stops13h 47m

C$ 1,355

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$ 222. 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$ 390.

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	6h 11m
Direct flights	None

The fastest flight from Houston to Ottawa takes 6h 11m

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 6h 11m 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.