Which airlines fly to Houston?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Houston from Ottawa according to our data. Air Canada is the first choice among our users, with 64% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

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

Air Canada, WestJet, and Delta are the most popular carriers operating from Ottawa to Houston

When did momondo last update prices for flights from Ottawa Airport to Houston?

Prices for flights from Ottawa Airport to Houston are refreshed on a daily basis.

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

As of June 2026, there are 2 operators available to choose from for flights from Ottawa Airport to Houston.

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

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 Ottawa Airport to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents you'll need for your trip to Houston 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 Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 361 Cheap Flights from Ottawa to Houston in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from C$ 1,087 to C$ 894. The lowest price recently found on this route was C$ 721.

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Find the cheapest flights from Ottawa to Houston

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 p.m. - 7:38 p.m.

YOW

IAH

6h 03m

1 stop

6:45 a.m. - 3:10 p.m.

IAH

YOW

7h 25m

1 stop

C$ 721Air Canada

Sat, 22 Aug - Fri, 28 Aug

2:35 p.m. - 7:38 p.m.

YOW

IAH

6h 03m

1 stop

6:45 a.m. - 3:10 p.m.

IAH

YOW

7h 25m

1 stop

C$ 723Air Canada

Sat, 22 Aug - Fri, 28 Aug

2:35 p.m. - 7:38 p.m.

YOW

IAH

6h 03m

1 stop

6:45 a.m. - 3:10 p.m.

IAH

YOW

7h 25m

1 stop

C$ 724Air Canada

Sat, 22 Aug - Fri, 28 Aug

4:00 p.m. - 10:06 p.m.

YOW

IAH

7h 06m

1 stop

6:45 a.m. - 3:10 p.m.

IAH

YOW

7h 25m

1 stop

C$ 728Air Canada

Mon, 13 Jul - Sat, 18 Jul

5:10 a.m. - 10:50 a.m.

YOW

IAH

6h 40m

1 stop

7:20 a.m. - 3:10 p.m.

IAH

YOW

6h 50m

1 stop

C$ 730Air Canada

Wed, 24 Jun - Mon, 29 Jun

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

YOW

IAH

22h 40m

1 stop

8:55 a.m. - 3:00 p.m.

IAH

YOW

29h 05m

1 stop

C$ 750Multiple Airlines

Tue, 23 Jun - Sun, 28 Jun

7:20 a.m. - 10:40 p.m.

YOW

IAH

16h 20m

1 stop

6:30 a.m. - 12:25 p.m.

IAH

YOW

28h 55m

2 stops

C$ 763Multiple Airlines

Wed, 24 Jun - Tue, 30 Jun

6:55 a.m. - 9:43 p.m.

YOW

HOU

15h 48m

2 stops

6:03 a.m. - 5:35 p.m.

HOU

YOW

10h 32m

2 stops

C$ 1,062WestJet

Wed, 24 Jun - Sun, 28 Jun

6:55 a.m. - 4:22 p.m.

YOW

HOU

10h 27m

2 stops

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

HOU

YOW

17h 20m

2 stops

C$ 1,080WestJet

Sat, 11 Jul - Sat, 18 Jul

6:55 a.m. - 9:43 p.m.

YOW

HOU

15h 48m

2 stops

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

HOU

YOW

17h 20m

2 stops

C$ 1,164Delta

Wed, 17 Jun - Tue, 4 Aug

WestJet flights from Ottawa to Houston

Our best WestJet deals on Ottawa to Houston flight tickets

WestJet

22 Aug

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

28 Aug

IAH6:30 a.m.Houston George Bush Intcntl

11h 50m

1 stop

YOW7:20 p.m.Ottawa

C$ 810

WestJet

22 Aug

YOW12:25 p.m.Ottawa

11h 15m

2 stops

IAH10:40 p.m.Houston George Bush Intcntl

28 Aug

IAH6:30 a.m.Houston George Bush Intcntl

11h 50m

1 stop

YOW7:20 p.m.Ottawa

C$ 811

WestJet

8 Jul

YOW8:15 p.m.Ottawa

18h 40m

1 stop

IAH1:55 p.m.Houston George Bush Intcntl

14 Jul

IAH6:30 a.m.Houston George Bush Intcntl

11h 50m

1 stop

YOW7:20 p.m.Ottawa

C$ 815

Delta flights from Ottawa to Houston

Our best Delta deals on Ottawa to Houston flight tickets

Delta

17 Jun

YOW6:55 a.m.Ottawa

15h 48m

2 stops

HOU9:43 p.m.Houston Hobby

4 Aug

HOU6:00 a.m.Houston Hobby

17h 20m

2 stops

YOW12:20 a.m.Ottawa

C$ 1,164

Delta

25 Jun

YOW6:55 a.m.Ottawa

15h 48m

2 stops

HOU9:43 p.m.Houston Hobby

30 Jun

HOU6:03 a.m.Houston Hobby

17h 17m

2 stops

YOW12:20 a.m.Ottawa

C$ 1,194

Delta

29 Jun

YOW6:55 a.m.Ottawa

15h 48m

2 stops

HOU9:43 p.m.Houston Hobby

7 Jul

HOU6:00 a.m.Houston Hobby

17h 20m

2 stops

YOW12:20 a.m.Ottawa

C$ 1,352

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sat 22/8

2:35 p.m.-7:38 p.m.

1 stop6h 03m

Houston George Bush Intcntl

Fri 28/8

6:45 a.m.-3:10 p.m.

1 stop7h 25m

C$ 721

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sat 22/8

2:35 p.m.-7:38 p.m.

1 stop6h 03m

Houston George Bush Intcntl

Fri 28/8

6:45 a.m.-3:10 p.m.

1 stop7h 25m

C$ 723

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sat 22/8

2:35 p.m.-7:38 p.m.

1 stop6h 03m

Houston George Bush Intcntl

Fri 28/8

6:45 a.m.-3:10 p.m.

1 stop7h 25m

C$ 724

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 13/7

4:00 p.m.-10:06 p.m.

1 stop7h 06m

Houston George Bush Intcntl

Sat 18/7

6:45 a.m.-3:10 p.m.

1 stop7h 25m

C$ 728

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 24/6

5:10 a.m.-10:50 a.m.

1 stop6h 40m

Houston George Bush Intcntl

Mon 29/6

7:20 a.m.-3:10 p.m.

1 stop6h 50m

C$ 730

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Tue 23/6

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

1 stop22h 40m

Houston George Bush Intcntl

Sun 28/6

8:55 a.m.-3:00 p.m.

1 stop29h 05m

C$ 750

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 24/6

7:20 a.m.-10:40 p.m.

1 stop16h 20m

Houston George Bush Intcntl

Tue 30/6

6:30 a.m.-12:25 p.m.

2 stops28h 55m

C$ 763

OttawaHouston

YOW - HOU

YOWHOU

Ottawa

Wed 24/6

6:55 a.m.-9:43 p.m.

2 stops15h 48m

Houston Hobby

Sun 28/6

6:03 a.m.-5:35 p.m.

2 stops10h 32m

C$ 1,062

OttawaHouston

YOW - HOU

YOWHOU

Ottawa

Sat 11/7

6:55 a.m.-4:22 p.m.

2 stops10h 27m

Houston Hobby

Sat 18/7

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

2 stops17h 20m

C$ 1,080

OttawaHouston

YOW - HOU

YOWHOU

Ottawa

Wed 17/6

6:55 a.m.-9:43 p.m.

2 stops15h 48m

Houston Hobby

Tue 4/8

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

2 stops17h 20m

C$ 1,164

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 Ottawa to Houston

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 Ottawa and Houston?

What is the cheapest month to fly to Houston?

The month of July is, on average, the cheapest month to fly to Houston from Ottawa, with most prices found around C$ 230. The month of December is another great option to travel to Houston, with average flight prices from Ottawa averaging around C$ 305.

Cheap Ottawa to Houston flight deals and tips

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

Fastest flight time	5h 52m
Direct flights	None

The fastest flight from Ottawa to Houston takes 5h 52m

There are no direct flights from Ottawa to Houston. There are no popular flight routes from Ottawa to Houston.

Search flight deals

Frequently asked questions about flying from Ottawa to Houston

How far is Ottawa to Houston by plane?
Houston is 2442.2 km away from Ottawa. By plane, this route typically takes 5h 52m.
When did momondo last update prices for flights from Ottawa Airport to Houston?
Prices for flights from Ottawa Airport to Houston are refreshed on a daily basis.
How many operators does momondo search for flights from Ottawa Airport to Houston?
As of June 2026, there are 2 operators available to choose from for flights from Ottawa Airport to Houston.
How old do you have to be to fly from Ottawa Airport to Houston?
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 Ottawa Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents you'll need for your trip to Houston 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 Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ottawa to Houston

Compare and see reviews for airlines that fly from Ottawa to Houston with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 487	Free Cancellation	Rating 7.4 9,768 reviews		Search United Airlines flights
Air Canada	PriceFrom C$ 573	Free Cancellation	Rating 7.1 11,107 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Houston?

Finding the right flight to Houston from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Ottawa to Houston with flexible booking policies on momondo?

Yes. All flights to Houston from Ottawa on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Ottawa to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Ottawa to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.