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

Air Canada and American Airlines 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 64% 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 November 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.

$205 Cheap Flights from Houston to Ottawa in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Ottawa

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:01 pm - 11:45 pmIAH Houston George Bush Intcntl-YOW Ottawa

29h 44m1 stop Fort Lauderdale

7:00 am - 4:06 pmYOW Ottawa-IAH Houston George Bush Intcntl

10h 06m1 stop Fort Lauderdale

$361Multiple Airlines

Thu, Dec 10 - Sun, Dec 13

5:01 pm - 11:45 pmIAH Houston George Bush Intcntl-YOW Ottawa

29h 44m1 stop Fort Lauderdale

7:00 am - 4:06 pmYOW Ottawa-IAH Houston George Bush Intcntl

10h 06m1 stop Fort Lauderdale

$361Multiple Airlines

Thu, Dec 10 - Sun, Dec 13

5:26 pm - 11:40 pmIAH Houston George Bush Intcntl-YOW Ottawa

29h 14m2 stops Fort Lauderdale Toronto Pearson Intl

7:00 am - 4:06 pmYOW Ottawa-IAH Houston George Bush Intcntl

10h 06m1 stop Fort Lauderdale

$416Multiple Airlines

Mon, Nov 30 - Mon, Dec 7

9:38 pm - 11:45 pmIAH Houston George Bush Intcntl-YOW Ottawa

25h 07m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale

7:00 am - 4:06 pmYOW Ottawa-IAH Houston George Bush Intcntl

10h 06m1 stop Fort Lauderdale

$432Multiple Airlines

Thu, Dec 10 - Sun, Dec 13

8:20 pm - 9:56 pmIAH Houston George Bush Intcntl-YOW Ottawa

24h 36m1 stop Newark

6:00 am - 11:44 pmYOW Ottawa-IAH Houston George Bush Intcntl

18h 44m1 stop Newark

$843United Airlines

Tue, Dec 8 - Sat, Dec 12

8:20 pm - 9:56 pmIAH Houston George Bush Intcntl-YOW Ottawa

24h 36m1 stop Newark

6:00 am - 6:48 pmYOW Ottawa-IAH Houston George Bush Intcntl

13h 48m1 stop Newark

$844United Airlines

Sat, Dec 5 - Tue, Dec 8

8:20 pm - 1:11 pmIAH Houston George Bush Intcntl-YOW Ottawa

15h 51m1 stop Newark

6:00 am - 3:13 pmYOW Ottawa-IAH Houston George Bush Intcntl

10h 13m1 stop Newark

$844United Airlines

Tue, Dec 8 - Sat, Dec 12

3:30 pm - 11:55 pmIAH Houston George Bush Intcntl-YOW Ottawa

7h 25m1 stop Toronto Pearson Intl

1:25 pm - 9:34 pmYOW Ottawa-IAH Houston George Bush Intcntl

9h 09m1 stop Montreal Pierre Elliott Trudeau Intl

$902Air Canada

Sat, Dec 19 - Sat, Dec 26

3:30 pm - 1:40 amIAH Houston George Bush Intcntl-YOW Ottawa

9h 10m1 stop Toronto Pearson Intl

10:05 am - 5:08 pmYOW Ottawa-IAH Houston George Bush Intcntl

8h 03m1 stop Toronto Pearson Intl

$902Air Canada

Fri, Dec 18 - Sat, Jan 2

3:30 pm - 1:40 amIAH Houston George Bush Intcntl-YOW Ottawa

9h 10m1 stop Toronto Pearson Intl

10:05 am - 5:08 pmYOW Ottawa-IAH Houston George Bush Intcntl

8h 03m1 stop Toronto Pearson Intl

$903Air Canada

Fri, Dec 18 - Sat, Jan 2

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Air Canada flights from Houston to Ottawa

Our best Air Canada deals on Houston to Ottawa flight tickets

Air Canada

Dec 18

IAH3:30 pmHouston George Bush Intcntl

9h 10m

1 stop

YOW1:40 amOttawa

Jan 2

YOW10:05 amOttawa

8h 03m

1 stop

IAH5:08 pmHouston George Bush Intcntl

$902

Air Canada

Dec 18

IAH3:30 pmHouston George Bush Intcntl

9h 10m

1 stop

YOW1:40 amOttawa

Jan 2

YOW10:05 amOttawa

8h 03m

1 stop

IAH5:08 pmHouston George Bush Intcntl

$903

Air Canada

Dec 3

IAH11:55 amHouston George Bush Intcntl

6h 35m

1 stop

YOW7:30 pmOttawa

Dec 7

YOW2:55 pmOttawa

7h 39m

1 stop

IAH9:34 pmHouston George Bush Intcntl

$912

United Airlines flights from Houston to Ottawa

Our best United Airlines deals on Houston to Ottawa flight tickets

United Airlines

Dec 8

IAH8:20 pmHouston George Bush Intcntl

24h 36m

1 stop

YOW9:56 pmOttawa

Dec 12

YOW6:00 amOttawa

18h 44m

1 stop

IAH11:44 pmHouston George Bush Intcntl

$843

United Airlines

Dec 5

IAH8:20 pmHouston George Bush Intcntl

24h 36m

1 stop

YOW9:56 pmOttawa

Dec 8

YOW6:00 amOttawa

13h 48m

1 stop

IAH6:48 pmHouston George Bush Intcntl

$844

United Airlines

Dec 3

IAH8:20 pmHouston George Bush Intcntl

24h 36m

1 stop

YOW9:56 pmOttawa

Dec 7

YOW3:10 pmOttawa

26h 53m

1 stop

IAH5:03 pmHouston George Bush Intcntl

$863

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 12/10

5:01 pm-11:45 pm

1 stop29h 44m

Ottawa

Sun 12/13

7:00 am-4:06 pm

1 stop10h 06m

$361

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 12/10

5:01 pm-11:45 pm

1 stop29h 44m

Ottawa

Sun 12/13

7:00 am-4:06 pm

1 stop10h 06m

$361

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 11/30

5:26 pm-11:40 pm

2 stops29h 14m

Ottawa

Mon 12/7

7:00 am-4:06 pm

1 stop10h 06m

$416

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 12/10

9:38 pm-11:45 pm

2 stops25h 07m

Ottawa

Sun 12/13

7:00 am-4:06 pm

1 stop10h 06m

$432

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 12/8

8:20 pm-9:56 pm

1 stop24h 36m

Ottawa

Sat 12/12

6:00 am-11:44 pm

1 stop18h 44m

$843

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 12/5

8:20 pm-9:56 pm

1 stop24h 36m

Ottawa

Tue 12/8

6:00 am-6:48 pm

1 stop13h 48m

$844

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 12/8

8:20 pm-1:11 pm

1 stop15h 51m

Ottawa

Sat 12/12

6:00 am-3:13 pm

1 stop10h 13m

$844

Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 12/19

3:30 pm-11:55 pm

1 stop7h 25m

Ottawa

Sat 12/26

1:25 pm-9:34 pm

1 stop9h 09m

$902

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

3:30 pm-1:40 am

1 stop9h 10m

Ottawa

Sat 1/2

10:05 am-5:08 pm

1 stop8h 03m

$902

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

3:30 pm-1:40 am

1 stop9h 10m

Ottawa

Sat 1/2

10:05 am-5:08 pm

1 stop8h 03m

$903

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?

In general, November is the cheapest month to fly from Houston to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of April is another great option to travel to Ottawa, with average flight prices from Houston averaging around $0.

Cheap Houston to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Ottawa

Best Price Found	$205
Fastest flight time	15h 51m
Direct flights	None

The best one-way flight to Ottawa from Houston in the past 72 hours is $205. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is $361.

The fastest flight from Houston to Ottawa takes 15h 51m

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?
The straight-line distance from Houston to Ottawa is 1517.5 mi. Flights usually cover this in 15h 51m, 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 November 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 $382	Free Cancellation	Rating 7.1 11,847 reviews		Search Air Canada flights
United Airlines	PriceFrom $581	Free Cancellation	Rating 7.3 10,460 reviews		Search United Airlines flights

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Calabogie

Prescott

Petawawa

Smiths Falls

Perth

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.

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Cheap flights from Houston to Ottawa from $205

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Ottawa departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Houston to Ottawa

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How to get the cheapest flight ticket from Houston to Ottawa

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Cheap Houston to Ottawa flight deals and tips

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Frequently asked questions about flying from Houston to Ottawa

Best airlines flying from Houston to Ottawa

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Why use momondo?

An easier way to manage your Ottawa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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List of cabin classes available on flights landing in Ottawa. Availability may vary depending on flight origin and airline.

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