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

American Airlines 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$ 160 Cheap Flights from Houston to Ottawa in 2025/26

1 adult

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Find the cheapest flights from Houston to Ottawa

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One-way

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Cheap round-trip flights

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5:46 a.m. - 12:25 a.m.

IAH

YOW

17h 39m1 stop

4:20 p.m. - 8:23 p.m.

YOW

IAH

29h 03m3 stops

C$ 346Multiple Airlines

Sat, 17 Jan - Sat, 24 Jan

7:09 p.m. - 5:25 p.m.

IAH

YOW

21h 16m2 stops

4:20 p.m. - 8:23 p.m.

YOW

IAH

29h 03m3 stops

C$ 347Multiple Airlines

Sat, 17 Jan - Sat, 24 Jan

4:35 p.m. - 5:25 p.m.

IAH

YOW

23h 50m1 stop

4:15 p.m. - 11:58 p.m.

YOW

IAH

8h 43m1 stop

C$ 356Multiple Airlines

Sat, 17 Jan - Sat, 24 Jan

4:35 p.m. - 5:25 p.m.

IAH

YOW

23h 50m1 stop

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

YOW

IAH

13h 24m2 stops

C$ 375Multiple Airlines

Sat, 17 Jan - Sat, 24 Jan

1:35 p.m. - 12:40 a.m.

IAH

YOW

10h 05m1 stop

6:00 a.m. - 5:30 p.m.

YOW

IAH

12h 30m1 stop

C$ 532WestJet

Thu, 5 Mar - Mon, 9 Mar

6:20 p.m. - 4:53 p.m.

IAH

YOW

21h 33m1 stop

5:45 p.m. - 12:44 p.m.

YOW

IAH

19h 59m1 stop

C$ 568WestJet

Mon, 19 Jan - Wed, 21 Jan

5:04 p.m. - 12:42 a.m.

HOU

YOW

30h 38m2 stops

5:40 a.m. - 10:21 a.m.

YOW

HOU

29h 41m2 stops

C$ 1,137WestJet

Sat, 17 Jan - Sat, 24 Jan

6:00 a.m. - 9:11 p.m.

HOU

YOW

14h 11m3 stops

10:00 a.m. - 12:09 p.m.

YOW

HOU

27h 09m2 stops

C$ 1,330American Airlines

Sat, 17 Jan - Sat, 24 Jan

6:00 a.m. - 9:11 p.m.

HOU

YOW

14h 11m3 stops

10:00 a.m. - 10:46 p.m.

YOW

HOU

13h 46m2 stops

C$ 1,390American Airlines

Sat, 17 Jan - Sat, 24 Jan

5:02 a.m. - 8:01 p.m.

HOU

YOW

13h 59m3 stops

7:00 a.m. - 5:47 p.m.

YOW

HOU

11h 47m3 stops

C$ 3,350American Airlines

Mon, 15 Jun - Mon, 22 Jun

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

5 Mar

IAH1:35 p.m.Houston George Bush Intcntl

10h 05m

1 stop

YOW12:40 a.m.Ottawa

9 Mar

YOW6:00 a.m.Ottawa

12h 30m

1 stop

IAH5:30 p.m.Houston George Bush Intcntl

C$ 532

Find similar

WestJet

19 Jan

IAH6:20 p.m.Houston George Bush Intcntl

21h 33m

1 stop

YOW4:53 p.m.Ottawa

21 Jan

YOW5:45 p.m.Ottawa

19h 59m

1 stop

IAH12:44 p.m.Houston George Bush Intcntl

C$ 568

Find similar

WestJet

19 Jan

IAH6:20 p.m.Houston George Bush Intcntl

29h 22m

2 stops

YOW12:42 a.m.Ottawa

21 Jan

YOW5:40 a.m.Ottawa

12h 49m

2 stops

IAH5:29 p.m.Houston George Bush Intcntl

C$ 682

Find similar

United Airlines flights from Houston to Ottawa

Our best United Airlines deals on Houston to Ottawa flight tickets

United Airlines

17 Jan

IAH6:09 p.m.Houston George Bush Intcntl

18h 23m

2 stops

YOW1:32 p.m.Ottawa

24 Jan

YOW5:55 p.m.Ottawa

15h 27m

2 stops

IAH8:22 a.m.Houston George Bush Intcntl

C$ 913

Find similar

United Airlines

30 Jan

IAH7:20 a.m.Houston George Bush Intcntl

15h 34m

2 stops

YOW11:54 p.m.Ottawa

2 Feb

YOW7:27 p.m.Ottawa

16h 23m

2 stops

IAH10:50 a.m.Houston George Bush Intcntl

C$ 936

Find similar

United Airlines

30 Jan

IAH11:55 a.m.Houston George Bush Intcntl

10h 59m

2 stops

YOW11:54 p.m.Ottawa

2 Feb

YOW7:27 p.m.Ottawa

16h 23m

2 stops

IAH10:50 a.m.Houston George Bush Intcntl

C$ 944

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 17/1

5:46 a.m.-12:25 a.m.

1 stop17h 39m

Ottawa

Sat 24/1

4:20 p.m.-8:23 p.m.

3 stops29h 03m

C$ 346

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 17/1

7:09 p.m.-5:25 p.m.

2 stops21h 16m

Ottawa

Sat 24/1

4:20 p.m.-8:23 p.m.

3 stops29h 03m

C$ 347

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 17/1

4:35 p.m.-5:25 p.m.

1 stop23h 50m

Ottawa

Sat 24/1

4:15 p.m.-11:58 p.m.

1 stop8h 43m

C$ 356

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sat 17/1

4:35 p.m.-5:25 p.m.

1 stop23h 50m

Ottawa

Sat 24/1

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

2 stops13h 24m

C$ 375

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 5/3

1:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Mon 9/3

6:00 a.m.-5:30 p.m.

1 stop12h 30m

C$ 532

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 19/1

6:20 p.m.-4:53 p.m.

1 stop21h 33m

Ottawa

Wed 21/1

5:45 p.m.-12:44 p.m.

1 stop19h 59m

C$ 568

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 17/1

5:04 p.m.-12:42 a.m.

2 stops30h 38m

Ottawa

Sat 24/1

5:40 a.m.-10:21 a.m.

2 stops29h 41m

C$ 1,137

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 17/1

6:00 a.m.-9:11 p.m.

3 stops14h 11m

Ottawa

Sat 24/1

10:00 a.m.-12:09 p.m.

2 stops27h 09m

C$ 1,330

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sat 17/1

6:00 a.m.-9:11 p.m.

3 stops14h 11m

Ottawa

Sat 24/1

10:00 a.m.-10:46 p.m.

2 stops13h 46m

C$ 1,390

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Mon 15/6

5:02 a.m.-8:01 p.m.

3 stops13h 59m

Ottawa

Mon 22/6

7:00 a.m.-5:47 p.m.

3 stops11h 47m

C$ 3,350

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 day to depart on your flight to Ottawa?

Our data shows that Saturday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 565. Flights from Houston to Ottawa on a Wednesday will generally be more expensive and average around C$ 1,060. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Houston to Ottawa during this time can be as low as C$ 936. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,060 per ticket.

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 21m
Direct flights	None

The fastest flight from Houston to Ottawa takes 7h 21m

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

Search flight deals

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 21m 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.

Gatineau

Pembroke

Brockville

Perth

Smiths Falls

Wakefield

Prescott

Petawawa

Calabogie

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.