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

Delta 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 refresh daily.

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

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

The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 290 Cheap Flights from Houston to Ottawa in 2026

Find the cheapest flights from Houston to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:23 p.m. - 2:33 p.m.

IAH

YOW

18h 10m

1 stop

7:00 a.m. - 3:05 p.m.

YOW

IAH

33h 05m

2 stops

C$ 593Multiple Airlines

Thu, 6 Aug - Wed, 12 Aug

8:35 a.m. - 2:55 p.m.

IAH

YOW

29h 20m

1 stop

6:25 p.m. - 3:06 p.m.

YOW

IAH

45h 41m

2 stops

C$ 612Multiple Airlines

Sun, 30 Aug - Tue, 8 Sep

8:20 a.m. - 2:55 p.m.

IAH

YOW

29h 35m

1 stop

2:10 p.m. - 10:29 p.m.

YOW

IAH

33h 19m

2 stops

C$ 617Multiple Airlines

Sun, 2 Aug - Fri, 7 Aug

8:36 a.m. - 12:20 a.m.

IAH

YOW

14h 44m

2 stops

4:15 p.m. - 1:55 p.m.

YOW

IAH

22h 40m

1 stop

C$ 667Multiple Airlines

Thu, 1 Oct - Sun, 11 Oct

6:30 a.m. - 5:15 p.m.

IAH

YOW

9h 45m

1 stop

12:25 p.m. - 10:40 p.m.

YOW

IAH

11h 15m

2 stops

C$ 750WestJet

Thu, 3 Sep - Sun, 6 Sep

10:50 a.m. - 12:20 a.m.

HOU

YOW

12h 30m

2 stops

6:55 a.m. - 10:05 p.m.

YOW

HOU

16h 10m

2 stops

C$ 1,220Delta

Thu, 6 Aug - Wed, 12 Aug

6:00 a.m. - 12:20 a.m.

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 9:50 a.m.

YOW

HOU

27h 55m

2 stops

C$ 1,241Delta

Wed, 5 Aug - Fri, 7 Aug

6:00 a.m. - 12:20 a.m.

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 10:05 p.m.

YOW

HOU

16h 10m

2 stops

C$ 1,254Delta

Fri, 7 Aug - Thu, 13 Aug

6:00 a.m. - 12:20 a.m.

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 9:50 a.m.

YOW

HOU

27h 55m

2 stops

C$ 1,285WestJet

Mon, 10 Aug - Tue, 11 Aug

6:00 a.m. - 12:20 a.m.

HOU

YOW

17h 20m

2 stops

6:55 a.m. - 4:31 p.m.

YOW

HOU

10h 36m

2 stops

C$ 1,298WestJet

Sun, 30 Aug - Tue, 8 Sep

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets

WestJet

3 Sep

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

6 Sep

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

C$ 750

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

3 Sep

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

C$ 820

WestJet

23 Aug

IAH6:30 a.m.Houston George Bush Intcntl

9h 45m

1 stop

YOW5:15 p.m.Ottawa

3 Sep

YOW1:20 p.m.Ottawa

10h 20m

1 stop

IAH10:40 p.m.Houston George Bush Intcntl

C$ 821

Avianca flights from Houston to Ottawa

Our best Avianca deals on Houston to Ottawa flight tickets

Avianca

15 Jul

IAH2:05 p.m.Houston George Bush Intcntl

17h 10m

2 stops

YOW8:15 a.m.Ottawa

5 Aug

YOW8:05 p.m.Ottawa

17h 00m

2 stops

IAH12:05 p.m.Houston George Bush Intcntl

C$ 1,386

Avianca

15 Jul

IAH2:05 p.m.Houston George Bush Intcntl

17h 10m

2 stops

YOW8:15 a.m.Ottawa

5 Aug

YOW8:05 p.m.Ottawa

17h 00m

2 stops

IAH12:05 p.m.Houston George Bush Intcntl

C$ 1,397

Avianca

15 Jul

IAH2:05 p.m.Houston George Bush Intcntl

17h 10m

2 stops

YOW8:15 a.m.Ottawa

5 Aug

YOW10:05 p.m.Ottawa

15h 00m

2 stops

IAH12:05 p.m.Houston George Bush Intcntl

C$ 1,411

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 6/8

7:23 p.m.-2:33 p.m.

1 stop18h 10m

Ottawa

Wed 12/8

7:00 a.m.-3:05 p.m.

2 stops33h 05m

C$ 593

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 30/8

8:35 a.m.-2:55 p.m.

1 stop29h 20m

Ottawa

Tue 8/9

6:25 p.m.-3:06 p.m.

2 stops45h 41m

C$ 612

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 2/8

8:20 a.m.-2:55 p.m.

1 stop29h 35m

Ottawa

Fri 7/8

2:10 p.m.-10:29 p.m.

2 stops33h 19m

C$ 617

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 1/10

8:36 a.m.-12:20 a.m.

2 stops14h 44m

Ottawa

Sun 11/10

4:15 p.m.-1:55 p.m.

1 stop22h 40m

C$ 667

Quickest round-trip

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 3/9

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Ottawa

Sun 6/9

12:25 p.m.-10:40 p.m.

2 stops11h 15m

C$ 750

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 6/8

10:50 a.m.-12:20 a.m.

2 stops12h 30m

Ottawa

Wed 12/8

6:55 a.m.-10:05 p.m.

2 stops16h 10m

C$ 1,220

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Wed 5/8

6:00 a.m.-12:20 a.m.

2 stops17h 20m

Ottawa

Fri 7/8

6:55 a.m.-9:50 a.m.

2 stops27h 55m

C$ 1,241

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Fri 7/8

6:00 a.m.-12:20 a.m.

2 stops17h 20m

Ottawa

Thu 13/8

6:55 a.m.-10:05 p.m.

2 stops16h 10m

C$ 1,254

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Mon 10/8

6:00 a.m.-12:20 a.m.

2 stops17h 20m

Ottawa

Tue 11/8

6:55 a.m.-9:50 a.m.

2 stops27h 55m

C$ 1,285

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Sun 30/8

6:00 a.m.-12:20 a.m.

2 stops17h 20m

Ottawa

Tue 8/9

6:55 a.m.-4:31 p.m.

2 stops10h 36m

C$ 1,298

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?

The month of November is, on average, the cheapest month to fly to Ottawa from Houston, with most prices found around C$ 221. If you aren’t able to travel to Ottawa during the month of November, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 388.

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 25m
Direct flights	None

The fastest flight from Houston to Ottawa takes 7h 25m

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?
A flight from Houston to Ottawa will travel around 2442.2 km. Typically, this will take 7h 25m by plane in normal conditions.
When did momondo last update prices for flights from Houston to Ottawa Airport?
Prices for flights from Houston to Ottawa Airport refresh daily.
How old do you have to be to fly from Houston 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 to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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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?

Yes. momondo allows you to filter the results for Houston to Ottawa flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Houston and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Houston to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.