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

American Airlines, United Airlines, and WestJet are the most popular carriers operating from Houston to Ottawa

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 55% 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.

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 January 2026, 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.

$103 Cheap Flights from Houston to Ottawa in 2026

Q: What is the typical price of a round-trip flight between Houston and Ottawa?

Prices are currently low for flights on this route. Typical prices usually range from $1,055 to $1,251. The lowest price recently found on this route was $289.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? 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

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 5:13 pm

IAH

YOW

7h 28m

1 stop

7:00 am - 4:54 pm

YOW

IAH

10h 54m

1 stop

$289Multiple Airlines

Wed, Feb 4 - Wed, Apr 1

4:35 pm - 5:13 pm

IAH

YOW

23h 38m

2 stops

7:00 am - 4:54 pm

YOW

IAH

10h 54m

1 stop

$316Multiple Airlines

Wed, Feb 4 - Wed, Apr 1

4:22 pm - 5:25 pm

IAH

YOW

24h 03m

1 stop

7:00 am - 8:38 pm

YOW

IAH

14h 38m

2 stops

$335Multiple Airlines

Wed, Apr 29 - Wed, Jun 3

4:22 pm - 5:25 pm

IAH

YOW

24h 03m

1 stop

7:00 am - 8:45 am

YOW

IAH

26h 45m

2 stops

$338Multiple Airlines

Wed, Apr 29 - Tue, Jun 9

3:00 pm - 5:28 am

IAH

YOW

13h 28m

2 stops

6:15 am - 10:40 pm

YOW

IAH

17h 25m

2 stops

$361WestJet

Fri, May 1 - Fri, Jun 5

6:36 pm - 4:53 pm

HOU

YOW

21h 17m

2 stops

10:00 am - 10:46 pm

YOW

HOU

13h 46m

2 stops

$820American Airlines

Tue, Jan 27 - Fri, Jan 30

6:00 am - 12:43 am

HOU

YOW

17h 43m

3 stops

10:00 am - 11:58 pm

YOW

HOU

14h 58m

2 stops

$834American Airlines

Wed, Feb 4 - Wed, Apr 1

5:19 pm - 12:39 am

HOU

YOW

30h 20m

2 stops

5:40 am - 10:42 pm

YOW

HOU

18h 02m

2 stops

$965WestJet

Thu, Mar 5 - Mon, Mar 9

10:35 am - 12:43 am

HOU

YOW

13h 08m

3 stops

10:00 am - 10:46 pm

YOW

HOU

13h 46m

2 stops

$994American Airlines

Tue, Jan 27 - Fri, Jan 30

10:50 am - 12:39 am

HOU

YOW

12h 49m

2 stops

5:40 am - 4:36 pm

YOW

HOU

11h 56m

2 stops

$1,008WestJet

Thu, Mar 5 - Mon, Mar 9

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

May 1

IAH3:00 pmHouston George Bush Intcntl

13h 28m

2 stops

YOW5:28 amOttawa

Jun 5

YOW6:15 amOttawa

17h 25m

2 stops

IAH10:40 pmHouston George Bush Intcntl

$361

WestJet

May 2

IAH3:00 pmHouston George Bush Intcntl

14h 55m

1 stop

YOW6:55 amOttawa

Jun 6

YOW6:00 amOttawa

17h 40m

1 stop

IAH10:40 pmHouston George Bush Intcntl

$407

WestJet

May 2

IAH3:00 pmHouston George Bush Intcntl

13h 28m

2 stops

YOW5:28 amOttawa

Jun 5

YOW6:15 amOttawa

17h 25m

2 stops

IAH10:40 pmHouston George Bush Intcntl

$509

Air Canada flights from Houston to Ottawa

Our best Air Canada deals on Houston to Ottawa flight tickets

Air Canada

Jan 29

IAH7:10 amHouston George Bush Intcntl

7h 13m

1 stop

YOW3:23 pmOttawa

Feb 27

YOW8:25 pmOttawa

15h 44m

1 stop

IAH11:09 amHouston George Bush Intcntl

$739

Air Canada

Jan 29

IAH11:55 amHouston George Bush Intcntl

6h 23m

1 stop

YOW7:18 pmOttawa

Feb 27

YOW10:20 amOttawa

12h 24m

1 stop

IAH9:44 pmHouston George Bush Intcntl

$741

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 2/4

8:45 am-5:13 pm

1 stop7h 28m

Ottawa

Wed 4/1

7:00 am-4:54 pm

1 stop10h 54m

$289

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 2/4

4:35 pm-5:13 pm

2 stops23h 38m

Ottawa

Wed 4/1

7:00 am-4:54 pm

1 stop10h 54m

$316

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 4/29

4:22 pm-5:25 pm

1 stop24h 03m

Ottawa

Wed 6/3

7:00 am-8:38 pm

2 stops14h 38m

$335

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 4/29

4:22 pm-5:25 pm

1 stop24h 03m

Ottawa

Tue 6/9

7:00 am-8:45 am

2 stops26h 45m

$338

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 5/1

3:00 pm-5:28 am

2 stops13h 28m

Ottawa

Fri 6/5

6:15 am-10:40 pm

2 stops17h 25m

$361

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Tue 1/27

6:36 pm-4:53 pm

2 stops21h 17m

Ottawa

Fri 1/30

10:00 am-10:46 pm

2 stops13h 46m

$820

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 2/4

6:00 am-12:43 am

3 stops17h 43m

Ottawa

Wed 4/1

10:00 am-11:58 pm

2 stops14h 58m

$834

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 3/5

5:19 pm-12:39 am

2 stops30h 20m

Ottawa

Mon 3/9

5:40 am-10:42 pm

2 stops18h 02m

$965

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Tue 1/27

10:35 am-12:43 am

3 stops13h 08m

Ottawa

Fri 1/30

10:00 am-10:46 pm

2 stops13h 46m

$994

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-4:36 pm

2 stops11h 56m

$1,008

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 typical price of a round-trip flight between Houston and Ottawa?

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 04m
Direct flights	None

The fastest flight from Houston to Ottawa takes 6h 04m

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?
The straight-line distance from Houston to Ottawa is 1517.5 mi. Flights usually cover this in 6h 04m, 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 January 2026, 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 10,622 reviews		Search Air Canada flights
United Airlines	PriceFrom $380	Free Cancellation	Rating 7.4 9,163 reviews		Search United Airlines flights

Gatineau

Pembroke

Calabogie

Brockville

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.