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$ 405 Cheap Flights from Houston to Ottawa in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

7:45 a.m. - 12:25 a.m.

IAH

YOW

15h 40m1 stop

4:15 p.m. - 8:40 a.m.

YOW

IAH

17h 25m1 stop

C$ 405Multiple Airlines

jue., 15 ene. - mar., 17 feb.

8:19 p.m. - 4:53 p.m.

IAH

YOW

19h 34m2 stops

4:15 p.m. - 8:40 a.m.

YOW

IAH

17h 25m1 stop

C$ 426Multiple Airlines

jue., 15 ene. - mar., 17 feb.

5:05 a.m. - 12:25 a.m.

IAH

YOW

18h 20m2 stops

4:15 p.m. - 9:01 p.m.

YOW

IAH

29h 46m2 stops

C$ 479Multiple Airlines

jue., 15 ene. - mar., 17 feb.

6:07 p.m. - 12:35 p.m.

IAH

YOW

17h 28m2 stops

4:15 p.m. - 8:18 p.m.

YOW

IAH

29h 03m1 stop

C$ 528Multiple Airlines

jue., 5 mar. - lun., 9 mar.

10:50 a.m. - 12:39 a.m.

HOU

YOW

12h 49m2 stops

5:40 a.m. - 4:32 p.m.

YOW

HOU

11h 52m2 stops

C$ 1,394WestJet

jue., 5 mar. - lun., 9 mar.

8:16 p.m. - 4:53 p.m.

HOU

YOW

19h 37m2 stops

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

YOW

HOU

13h 46m2 stops

C$ 1,445American Airlines

sáb., 3 ene. - sáb., 17 ene.

3:25 p.m. - 12:42 a.m.

HOU

YOW

32h 17m2 stops

5:40 a.m. - 4:10 p.m.

YOW

HOU

35h 30m2 stops

C$ 1,448WestJet

lun., 22 dic. - dom., 4 ene.

3:25 p.m. - 12:42 a.m.

HOU

YOW

32h 17m2 stops

5:40 a.m. - 4:10 p.m.

YOW

HOU

35h 30m2 stops

C$ 1,506WestJet

dom., 21 dic. - dom., 4 ene.

5:40 a.m. - 4:53 p.m.

HOU

YOW

10h 13m2 stops

6:45 a.m. - 6:06 p.m.

YOW

HOU

12h 21m3 stops

C$ 1,687American Airlines

sáb., 3 ene. - sáb., 17 ene.

9:05 a.m. - 12:41 a.m.

HOU

YOW

14h 36m3 stops

9:15 a.m. - 11:46 p.m.

YOW

HOU

15h 31m2 stops

C$ 1,994American Airlines

dom., 21 dic. - dom., 4 ene.

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

29 Jan

IAH1:35 p.m.Houston George Bush Intcntl

10h 05m

1 stop

YOW12:40 a.m.Ottawa

2 Feb

YOW7:15 p.m.Ottawa

47h 15m

2 stops

IAH5:30 p.m.Houston George Bush Intcntl

C$ 825

Find similar

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$ 845

Find similar

WestJet

29 Jan

IAH6:20 p.m.Houston George Bush Intcntl

23h 01m

2 stops

YOW6:21 p.m.Ottawa

2 Feb

YOW7:15 p.m.Ottawa

47h 15m

2 stops

IAH5:30 p.m.Houston George Bush Intcntl

C$ 863

Find similar

United Airlines flights from Houston to Ottawa

Our best United Airlines deals on Houston to Ottawa flight tickets

United Airlines

28 Jan

IAH8:10 p.m.Houston George Bush Intcntl

17h 17m

2 stops

YOW2:27 p.m.Ottawa

1 Feb

YOW6:00 a.m.Ottawa

10h 27m

2 stops

IAH3:27 p.m.Houston George Bush Intcntl

C$ 1,063

Find similar

United Airlines

10 Mar

IAH6:25 p.m.Houston George Bush Intcntl

18h 07m

2 stops

YOW1:32 p.m.Ottawa

12 Mar

YOW6:00 a.m.Ottawa

15h 41m

2 stops

IAH8:41 p.m.Houston George Bush Intcntl

C$ 1,087

Find similar

United Airlines

10 Mar

IAH11:56 a.m.Houston George Bush Intcntl

8h 22m

1 stop

YOW9:18 p.m.Ottawa

12 Mar

YOW5:11 p.m.Ottawa

7h 02m

1 stop

IAH11:13 p.m.Houston George Bush Intcntl

C$ 1,138

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 15/1

7:45 a.m.-12:25 a.m.

1 stop15h 40m

Ottawa

mar. 17/2

4:15 p.m.-8:40 a.m.

1 stop17h 25m

C$ 405

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 15/1

8:19 p.m.-4:53 p.m.

2 stops19h 34m

Ottawa

mar. 17/2

4:15 p.m.-8:40 a.m.

1 stop17h 25m

C$ 426

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 15/1

5:05 a.m.-12:25 a.m.

2 stops18h 20m

Ottawa

mar. 17/2

4:15 p.m.-9:01 p.m.

2 stops29h 46m

C$ 479

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 5/3

6:07 p.m.-12:35 p.m.

2 stops17h 28m

Ottawa

lun. 9/3

4:15 p.m.-8:18 p.m.

1 stop29h 03m

C$ 528

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

jue. 5/3

10:50 a.m.-12:39 a.m.

2 stops12h 49m

Ottawa

lun. 9/3

5:40 a.m.-4:32 p.m.

2 stops11h 52m

C$ 1,394

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

sáb. 3/1

8:16 p.m.-4:53 p.m.

2 stops19h 37m

Ottawa

sáb. 17/1

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

2 stops13h 46m

C$ 1,445

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

lun. 22/12

3:25 p.m.-12:42 a.m.

2 stops32h 17m

Ottawa

dom. 4/1

5:40 a.m.-4:10 p.m.

2 stops35h 30m

C$ 1,448

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

dom. 21/12

3:25 p.m.-12:42 a.m.

2 stops32h 17m

Ottawa

dom. 4/1

5:40 a.m.-4:10 p.m.

2 stops35h 30m

C$ 1,506

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

sáb. 3/1

5:40 a.m.-4:53 p.m.

2 stops10h 13m

Ottawa

sáb. 17/1

6:45 a.m.-6:06 p.m.

3 stops12h 21m

C$ 1,687

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

dom. 21/12

9:05 a.m.-12:41 a.m.

3 stops14h 36m

Ottawa

dom. 4/1

9:15 a.m.-11:46 p.m.

2 stops15h 31m

C$ 1,994

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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$ 566. Flights from Houston to Ottawa on a Wednesday will generally be more expensive and average around C$ 1,061. 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	10h 40m
Direct flights	None

The fastest flight from Houston to Ottawa takes 10h 40m

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 10h 40m 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

Calabogie

Prescott

Petawawa

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.