What airlines fly to Ottawa?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Ottawa from Houston according to our data. Air Canada is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 3 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

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

WestJet and American Airlines 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 are refreshed on a daily basis.

How many operators does momondo search for flights from Houston to Ottawa Airport?

As of December 2025, there are 2 operators available to choose from for flights from Houston to Ottawa Airport.

How old do you have to be to fly from Houston to Ottawa Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$142 Cheap Flights from Houston to Ottawa in 2025/26

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Find the cheapest flights from Houston to Ottawa

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 5:13 pm

IAH

YOW

7h 28m1 stop

4:15 pm - 12:04 am

YOW

IAH

8h 49m1 stop

$274Multiple Airlines

Tue, Jan 20 - Wed, Feb 18

4:15 pm - 5:13 pm

IAH

YOW

23h 58m2 stops

7:00 am - 8:18 pm

YOW

IAH

14h 18m1 stop

$317Multiple Airlines

Tue, Jan 20 - Wed, Feb 18

4:10 pm - 12:40 pm

IAH

YOW

19h 30m2 stops

9:40 am - 4:19 pm

YOW

IAH

7h 39m1 stop

$355Multiple Airlines

Thu, Jan 1 - Thu, Jan 8

6:55 pm - 5:25 pm

IAH

YOW

21h 30m1 stop

4:20 pm - 9:15 am

YOW

IAH

17h 55m1 stop

$389Multiple Airlines

Tue, Dec 23 - Thu, Jan 1

5:45 am - 12:42 am

HOU

YOW

17h 57m2 stops

5:40 am - 4:10 pm

YOW

HOU

35h 30m2 stops

$917WestJet

Sun, Jan 25 - Tue, Jan 27

5:40 am - 4:53 pm

HOU

YOW

10h 13m2 stops

10:00 am - 10:46 pm

YOW

HOU

13h 46m2 stops

$977American Airlines

Thu, Jan 1 - Thu, Jan 8

5:45 am - 12:42 am

HOU

YOW

41h 57m2 stops

5:40 am - 3:03 pm

YOW

HOU

34h 23m2 stops

$991WestJet

Thu, Jan 15 - Fri, Feb 13

6:00 am - 4:53 pm

HOU

YOW

9h 53m2 stops

6:45 am - 7:55 pm

YOW

HOU

14h 10m3 stops

$996American Airlines

Thu, Feb 12 - Tue, Feb 17

10:50 am - 12:39 am

HOU

YOW

12h 49m2 stops

5:40 am - 4:32 pm

YOW

HOU

11h 52m2 stops

$1,021WestJet

Thu, Mar 5 - Mon, Mar 9

6:00 am - 4:53 pm

HOU

YOW

9h 53m2 stops

6:45 am - 6:06 pm

YOW

HOU

12h 21m3 stops

$1,027American Airlines

Sun, Jan 25 - Tue, Jan 27

American Airlines flights from Houston to Ottawa

Our best American Airlines deals on Houston to Ottawa flight tickets

American Airlines

Jan 1

HOU5:40 amHouston Hobby

10h 13m

2 stops

YOW4:53 pmOttawa

Jan 8

YOW10:00 amOttawa

13h 46m

2 stops

HOU10:46 pmHouston Hobby

$977

Find similar

American Airlines

Feb 12

HOU6:00 amHouston Hobby

9h 53m

2 stops

YOW4:53 pmOttawa

Feb 17

YOW6:45 amOttawa

14h 10m

3 stops

HOU7:55 pmHouston Hobby

$996

Find similar

American Airlines

Jan 25

HOU6:00 amHouston Hobby

9h 53m

2 stops

YOW4:53 pmOttawa

Jan 27

YOW6:45 amOttawa

12h 21m

3 stops

HOU6:06 pmHouston Hobby

$1,027

Find similar

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

Feb 12

IAH1:35 pmHouston George Bush Intcntl

10h 05m

1 stop

YOW12:40 amOttawa

Feb 17

YOW5:45 pmOttawa

24h 45m

1 stop

IAH5:30 pmHouston George Bush Intcntl

$413

Find similar

WestJet

Mar 5

IAH1:35 pmHouston George Bush Intcntl

10h 05m

1 stop

YOW12:40 amOttawa

Mar 9

YOW6:00 amOttawa

12h 30m

1 stop

IAH5:30 pmHouston George Bush Intcntl

$506

Find similar

WestJet

Mar 5

IAH1:35 pmHouston George Bush Intcntl

10h 05m

1 stop

YOW12:40 amOttawa

Mar 9

YOW5:40 amOttawa

12h 50m

2 stops

IAH5:30 pmHouston George Bush Intcntl

$515

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 1/20

8:45 am-5:13 pm

1 stop7h 28m

Ottawa

Wed 2/18

4:15 pm-12:04 am

1 stop8h 49m

$274

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 1/20

4:15 pm-5:13 pm

2 stops23h 58m

Ottawa

Wed 2/18

7:00 am-8:18 pm

1 stop14h 18m

$317

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 1/1

4:10 pm-12:40 pm

2 stops19h 30m

Ottawa

Thu 1/8

9:40 am-4:19 pm

1 stop7h 39m

$355

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 12/23

6:55 pm-5:25 pm

1 stop21h 30m

Ottawa

Thu 1/1

4:20 pm-9:15 am

1 stop17h 55m

$389

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sun 1/25

5:45 am-12:42 am

2 stops17h 57m

Ottawa

Tue 1/27

5:40 am-4:10 pm

2 stops35h 30m

$917

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 1/1

5:40 am-4:53 pm

2 stops10h 13m

Ottawa

Thu 1/8

10:00 am-10:46 pm

2 stops13h 46m

$977

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 1/15

5:45 am-12:42 am

2 stops41h 57m

Ottawa

Fri 2/13

5:40 am-3:03 pm

2 stops34h 23m

$991

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 2/12

6:00 am-4:53 pm

2 stops9h 53m

Ottawa

Tue 2/17

6:45 am-7:55 pm

3 stops14h 10m

$996

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 3/5

10:50 am-12:39 am

2 stops12h 49m

Ottawa

Mon 3/9

5:40 am-4:32 pm

2 stops11h 52m

$1,021

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sun 1/25

6:00 am-4:53 pm

2 stops9h 53m

Ottawa

Tue 1/27

6:45 am-6:06 pm

3 stops12h 21m

$1,027

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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?

The cheapest day to depart from Houston to Ottawa is on a Saturday. Travelers who choose to depart for Ottawa on a Saturday will often find tickets for as low as $901. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Tuesday is $1,242.

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

In the afternoon is the cheapest time of day to fly from Houston to Ottawa when you can find flight prices for as low as $679. Flying to Ottawa in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,079 on average. Flights to Ottawa from Houston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 28m
Direct flights	None

The fastest flight from Houston to Ottawa takes 7h 28m

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

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How far is Houston to Ottawa by plane?
The straight-line distance from Houston to Ottawa is 1517.5 mi. Flights usually cover this in 7h 28m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Houston to Ottawa Airport?
Prices for flights from Houston to Ottawa Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston to Ottawa Airport?
As of December 2025, there are 2 operators available to choose from for flights from Houston to Ottawa Airport.
How old do you have to be to fly from Houston to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Ottawa

Compare and see reviews for airlines that fly from Houston to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $325	Free Cancellation	Rating 7.1 10,500 reviews		Search Air Canada flights
United Airlines	PriceFrom $380	Free Cancellation	Rating 7.4 9,064 reviews		Search United Airlines flights

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Petawawa

Smiths Falls

Perth

Prescott

Winchester

Wakefield

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Ottawa?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Ottawa for you.

Can I find flights from Houston to Ottawa with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ottawa from Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Houston to Ottawa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ottawa from Houston.

I’m not ready to book a flight from Houston to Ottawa right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ottawa from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.