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Cheap flights from Houston George Bush Intcntl Airport to Ottawa from C$ 160

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 George Bush Intcntl Airport to Ottawa departing on 11/2. 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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Find the cheapest flights from Houston George Bush Intcntl Airport to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:45 a.m. - 5:13 p.m.
IAH
-
YOW
7h 28m1 stop
Multiple Airlines Logo
7:00 a.m. - 8:23 p.m.
YOW
-
IAH
14h 23m1 stop
C$ 359Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
7:45 a.m. - 5:25 p.m.
IAH
-
YOW
8h 40m1 stop
Multiple Airlines Logo
4:15 p.m. - 11:58 p.m.
YOW
-
IAH
8h 43m1 stop
C$ 364Multiple Airlines
Thu, 22 Jan - Wed, 28 Jan
Multiple Airlines Logo
8:16 p.m. - 5:13 p.m.
IAH
-
YOW
19h 57m1 stop
Multiple Airlines Logo
4:15 p.m. - 8:40 a.m.
YOW
-
IAH
17h 25m1 stop
C$ 366Multiple Airlines
Mon, 19 Jan - Mon, 2 Feb
Multiple Airlines Logo
8:45 a.m. - 5:13 p.m.
IAH
-
YOW
7h 28m1 stop
Multiple Airlines Logo
7:00 a.m. - 8:01 p.m.
YOW
-
IAH
14h 01m2 stops
C$ 385Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
5:05 a.m. - 2:58 p.m.
IAH
-
YOW
32h 53m2 stops
Multiple Airlines Logo
4:15 p.m. - 8:40 a.m.
YOW
-
IAH
17h 25m1 stop
C$ 399Multiple Airlines
Mon, 19 Jan - Mon, 2 Feb
Multiple Airlines Logo
4:15 p.m. - 12:42 a.m.
IAH
-
YOW
31h 27m3 stops
Multiple Airlines Logo
7:00 a.m. - 11:58 p.m.
YOW
-
IAH
17h 58m1 stop
C$ 446Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
4:15 p.m. - 4:53 p.m.
IAH
-
YOW
23h 38m3 stops
Multiple Airlines Logo
7:00 a.m. - 8:23 p.m.
YOW
-
IAH
14h 23m1 stop
C$ 450Multiple Airlines
Thu, 22 Jan - Wed, 28 Jan
Multiple Airlines Logo
4:15 p.m. - 5:25 p.m.
IAH
-
YOW
24h 10m2 stops
Multiple Airlines Logo
7:00 a.m. - 8:23 p.m.
YOW
-
IAH
14h 23m1 stop
C$ 464Multiple Airlines
Fri, 16 Jan - Sun, 18 Jan
Multiple Airlines Logo
4:15 p.m. - 5:25 p.m.
IAH
-
YOW
24h 10m2 stops
Multiple Airlines Logo
7:00 a.m. - 3:08 p.m.
YOW
-
IAH
33h 08m3 stops
C$ 475Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
4:15 p.m. - 12:42 a.m.
IAH
-
YOW
31h 27m3 stops
Multiple Airlines Logo
7:00 a.m. - 11:58 p.m.
YOW
-
IAH
17h 58m1 stop
C$ 487Multiple Airlines
Fri, 16 Jan - Sun, 18 Jan

WestJet flights from Houston George Bush Intcntl Airport to Ottawa

Our best WestJet deals on Houston George Bush Intcntl Airport to Ottawa flight tickets
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$ 533
Find similar
WestJet
19 Jan
IAH6:20 p.m.Houston George Bush Intcntl
21h 33m
1 stop
YOW4:53 p.m.Ottawa
21 Jan
YOW5:45 p.m.Ottawa
19h 59m
1 stop
IAH12:44 p.m.Houston George Bush Intcntl
C$ 568
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$ 607
Find similar

United Airlines flights from Houston George Bush Intcntl Airport to Ottawa

Our best United Airlines deals on Houston George Bush Intcntl Airport to Ottawa flight tickets
United Airlines
17 Jan
IAH6:09 p.m.Houston George Bush Intcntl
18h 23m
2 stops
YOW1:32 p.m.Ottawa
24 Jan
YOW5:55 p.m.Ottawa
15h 27m
2 stops
IAH8:22 a.m.Houston George Bush Intcntl
C$ 913
Find similar
United Airlines
17 Jan
IAH7:20 a.m.Houston George Bush Intcntl
13h 36m
2 stops
YOW9:56 p.m.Ottawa
24 Jan
YOW5:55 p.m.Ottawa
17h 57m
2 stops
IAH10:52 a.m.Houston George Bush Intcntl
C$ 929
Find similar
United Airlines
30 Jan
IAH7:20 a.m.Houston George Bush Intcntl
15h 34m
2 stops
YOW11:54 p.m.Ottawa
2 Feb
YOW7:27 p.m.Ottawa
16h 23m
2 stops
IAH10:50 a.m.Houston George Bush Intcntl
C$ 937
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 21 December 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 20/1

8:45 a.m.-5:13 p.m.

1 stop7h 28m

Ottawa

Tue 27/1

7:00 a.m.-8:23 p.m.

1 stop14h 23m

C$ 359

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 22/1

7:45 a.m.-5:25 p.m.

1 stop8h 40m

Ottawa

Wed 28/1

4:15 p.m.-11:58 p.m.

1 stop8h 43m

C$ 364

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 19/1

8:16 p.m.-5:13 p.m.

1 stop19h 57m

Ottawa

Mon 2/2

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

1 stop17h 25m

C$ 366

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 20/1

8:45 a.m.-5:13 p.m.

1 stop7h 28m

Ottawa

Tue 27/1

7:00 a.m.-8:01 p.m.

2 stops14h 01m

C$ 385

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 19/1

5:05 a.m.-2:58 p.m.

2 stops32h 53m

Ottawa

Mon 2/2

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

1 stop17h 25m

C$ 399

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 20/1

4:15 p.m.-12:42 a.m.

3 stops31h 27m

Ottawa

Tue 27/1

7:00 a.m.-11:58 p.m.

1 stop17h 58m

C$ 446

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 22/1

4:15 p.m.-4:53 p.m.

3 stops23h 38m

Ottawa

Wed 28/1

7:00 a.m.-8:23 p.m.

1 stop14h 23m

C$ 450

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 16/1

4:15 p.m.-5:25 p.m.

2 stops24h 10m

Ottawa

Sun 18/1

7:00 a.m.-8:23 p.m.

1 stop14h 23m

C$ 464

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 20/1

4:15 p.m.-5:25 p.m.

2 stops24h 10m

Ottawa

Tue 27/1

7:00 a.m.-3:08 p.m.

3 stops33h 08m

C$ 475

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 16/1

4:15 p.m.-12:42 a.m.

3 stops31h 27m

Ottawa

Sun 18/1

7:00 a.m.-11:58 p.m.

1 stop17h 58m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Ottawa from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport 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

What is the typical price of a round-trip flight between Houston George Bush Intcntl Airport and Ottawa?

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 George Bush Intcntl Airport 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 George Bush Intcntl Airport 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$ 1,061 per ticket.

Can stopping save me money on Houston George Bush Intcntl Airport to Ottawa flights?

You could potentially save up to 29% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Ottawa flight.

When to book flights from Houston George Bush Intcntl Airport to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Ottawa (IAH to YOW) flight deals and tips

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

Fastest flight time

10h 59m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Ottawa takes 10h 59m
There are no direct flights from Houston George Bush Intcntl Airport to Ottawa. There are no popular flight routes from Houston George Bush Intcntl Airport to Ottawa.
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  • How far is Houston George Bush Intcntl to Ottawa by plane?

    Ottawa is 2420.9 km away from Houston George Bush Intcntl. 10h 59m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Ottawa Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Ottawa Airport refresh daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Brockville
Perth
Smiths Falls
Wakefield
Prescott
Petawawa
Calabogie

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?

Flights from Houston to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

If you are simply researching potential flights to Ottawa, momondo offers a useful price alert feature which will track prices for flights to Ottawa from Houston and alert you when they change.

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