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.

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

WestJet 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 are refreshed on a daily basis.

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

As of August 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.

$297 Cheap Flights from Houston to Ottawa in 2025

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 $477 to $509. The lowest price recently found on this route was $297.

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Find the cheapest flights from Houston to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

1:35 pm - 12:45 amIAH-YOW

10h 10m1 stop

6:00 am - 5:29 pmYOW-IAH

12h 29m1 stop

$297WestJet

Find Deal

jue., nov. 27 - sáb., nov. 29

7:31 pm - 5:20 pmIAH-YOW

20h 49m1 stop

3:50 pm - 11:56 pmYOW-IAH

9h 06m1 stop

$312

Find Deal

sáb., sep. 13 - sáb., sep. 20

12:58 pm - 3:56 pmIAH-YOW

25h 58m1 stop

7:00 am - 6:12 pmYOW-IAH

12h 12m2 stops

$329

Find Deal

sáb., sep. 13 - sáb., sep. 20

5:30 am - 4:57 pmIAH-YOW

10h 27m1 stop

4:25 pm - 8:22 amYOW-IAH

16h 57m1 stop

$330

Find Deal

mar., sep. 30 - mar., oct. 7

5:30 am - 4:57 pmIAH-YOW

10h 27m1 stop

7:00 am - 10:35 pmYOW-IAH

16h 35m2 stops

$333

Find Deal

mar., sep. 30 - mar., oct. 7

7:30 pm - 4:57 pmIAH-YOW

20h 27m1 stop

7:00 am - 12:13 amYOW-IAH

18h 13m2 stops

$350

Find Deal

sáb., oct. 11 - jue., oct. 16

8:00 am - 12:40 amIAH-YOW

15h 40m1 stop

6:00 am - 10:43 pmYOW-IAH

17h 43m1 stop

$352WestJet

Find Deal

lun., sep. 8 - sáb., sep. 13

7:31 pm - 5:20 pmIAH-YOW

20h 49m1 stop

3:50 pm - 6:12 pmYOW-IAH

27h 22m1 stop

$356

Find Deal

jue., sep. 11 - lun., sep. 15

3:00 pm - 6:45 amIAH-YOW

14h 45m1 stop

7:15 pm - 2:10 pmYOW-IAH

19h 55m1 stop

$358WestJet

Find Deal

jue., sep. 25 - dom., sep. 28

11:50 am - 12:42 amIAH-YOW

11h 52m2 stops

5:40 am - 8:21 pmYOW-IAH

15h 41m2 stops

$1,465Delta

Find Deal

jue., nov. 27 - sáb., nov. 29

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

Nov 27

IAH1:35 pmHouston George Bush Intcntl

10h 10m

1 stop

YOW12:45 amOttawa

Nov 29

YOW6:00 amOttawa

12h 29m

1 stop

IAH5:29 pmHouston George Bush Intcntl

$297

Find similar

WestJet

Sep 8

IAH8:00 amHouston George Bush Intcntl

15h 40m

1 stop

YOW12:40 amOttawa

Sep 13

YOW6:00 amOttawa

17h 43m

1 stop

IAH10:43 pmHouston George Bush Intcntl

$352

Find similar

WestJet

Sep 25

IAH3:00 pmHouston George Bush Intcntl

14h 45m

1 stop

YOW6:45 amOttawa

Sep 28

YOW7:15 pmOttawa

19h 55m

1 stop

IAH2:10 pmHouston George Bush Intcntl

$358

Find similar

Air Canada flights from Houston to Ottawa

Our best Air Canada deals on Houston to Ottawa flight tickets

Air Canada

Aug 21

IAH5:00 amHouston George Bush Intcntl

9h 05m

2 stops

YOW3:05 pmOttawa

Aug 24

YOW2:25 pmOttawa

6h 11m

1 stop

IAH7:36 pmHouston George Bush Intcntl

$951

Find similar

Air Canada

Aug 21

IAH10:00 amHouston George Bush Intcntl

8h 05m

1 stop

YOW7:05 pmOttawa

Aug 24

YOW2:25 pmOttawa

6h 11m

1 stop

IAH7:36 pmHouston George Bush Intcntl

$953

Find similar

Air Canada

Aug 21

IAH5:00 amHouston George Bush Intcntl

9h 05m

2 stops

YOW3:05 pmOttawa

Aug 24

YOW11:05 amOttawa

13h 05m

2 stops

IAH11:10 pmHouston George Bush Intcntl

$990

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 11/27

1:35 pm-12:45 am

1 stop10h 10m

Ottawa

sáb. 11/29

6:00 am-5:29 pm

1 stop12h 29m

$297

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

sáb. 9/13

7:31 pm-5:20 pm

1 stop20h 49m

Ottawa

sáb. 9/20

3:50 pm-11:56 pm

1 stop9h 06m

$312

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

sáb. 9/13

12:58 pm-3:56 pm

1 stop25h 58m

Ottawa

sáb. 9/20

7:00 am-6:12 pm

2 stops12h 12m

$329

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

mar. 9/30

5:30 am-4:57 pm

1 stop10h 27m

Ottawa

mar. 10/7

4:25 pm-8:22 am

1 stop16h 57m

$330

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

mar. 9/30

5:30 am-4:57 pm

1 stop10h 27m

Ottawa

mar. 10/7

7:00 am-10:35 pm

2 stops16h 35m

$333

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

sáb. 10/11

7:30 pm-4:57 pm

1 stop20h 27m

Ottawa

jue. 10/16

7:00 am-12:13 am

2 stops18h 13m

$350

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

lun. 9/8

8:00 am-12:40 am

1 stop15h 40m

Ottawa

sáb. 9/13

6:00 am-10:43 pm

1 stop17h 43m

$352

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 9/11

7:31 pm-5:20 pm

1 stop20h 49m

Ottawa

lun. 9/15

3:50 pm-6:12 pm

1 stop27h 22m

$356

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 9/25

3:00 pm-6:45 am

1 stop14h 45m

Ottawa

dom. 9/28

7:15 pm-2:10 pm

1 stop19h 55m

$358

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

jue. 11/27

11:50 am-12:42 am

2 stops11h 52m

Ottawa

sáb. 11/29

5:40 am-8:21 pm

2 stops15h 41m

$1,465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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?

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

Best Price Found	$376
Fastest flight time	8h 41m
Direct flights	None
Airports in Ottawa	1 airport

The best one-way flight to Ottawa from Houston in the past 72 hours is $376. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is $297.

The fastest flight from Houston to Ottawa takes 8h 41m

There are no direct flights from Houston to Ottawa. Popular non-direct routes for this connection are Houston Hobby Airport - Ottawa Airport and Houston George Bush Intcntl Airport - Ottawa Airport.

There is 1 airport near Ottawa: Ottawa (YOW)

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 8h 41m, 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 August 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 $331	Free Cancellation	Rating 7.1 9,992 reviews		Search Air Canada flights
United Airlines	PriceFrom $380	Free Cancellation	Rating 7.4 8,925 reviews		Search United Airlines flights

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Calabogie

Brockville

Pembroke

Petawawa

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.