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Cheap flights from Ottawa to Houston from C$ 284

YOW — HOU
20 Sep — 27 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Houston

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Houston

Thu 10/91:20 p.m. -
1 stop10h 20m
Fri 18/96:30 a.m. -
1 stop9h 45m
Deal found 20/8C$ 382
Thu 10/912:25 p.m. -
2 stops11h 15m
Mon 14/96:30 a.m. -
1 stop9h 45m
Deal found 20/8C$ 426
Fri 11/98:15 p.m. -
1 stop18h 40m
Mon 14/96:30 a.m. -
1 stop9h 45m
Deal found 20/8C$ 427
Thu 10/91:20 p.m. -
1 stop10h 20m
Tue 15/92:50 p.m. -
1 stop27h 30m
Deal found 20/8C$ 432
Fri 25/912:25 p.m. -
2 stops26h 30m
Fri 2/106:30 a.m. -
1 stop11h 50m
Deal found 17/8C$ 456
Thu 10/91:20 p.m. -
1 stop10h 20m
Thu 17/92:50 p.m. -
1 stop23h 30m
Deal found 20/8C$ 466
Fri 11/91:20 p.m. -
1 stop25h 35m
Wed 16/92:50 p.m. -
1 stop25h 25m
Deal found 20/8C$ 474
Fri 11/96:15 p.m. -
2 stops20h 40m
Tue 15/92:50 p.m. -
2 stops20h 40m
Deal found 20/8C$ 481
Wed 23/94:15 p.m. -
1 stop31h 25m
Fri 2/106:30 a.m. -
1 stop11h 50m
Deal found 19/8C$ 492
Wed 18/115:30 a.m. -
2 stops18h 43m
Sat 5/126:00 a.m. -
2 stops17h 44m
Deal found 17/8C$ 1,113
Mon 14/125:30 a.m. -
2 stops36h 05m
Wed 16/126:00 a.m. -
2 stops17h 44m
Deal found 20/8C$ 1,114
Fri 30/105:30 a.m. -
2 stops18h 33m
Sat 21/115:30 p.m. -
2 stops30h 14m
Deal found 17/8C$ 1,129

Find flight deals from Ottawa to Houston

Round-trip from

C$ 382

One-way from

C$ 284

Popular in

September

Cheapest in

October

Average price

C$ 1,168
WestJet
  • WestJet
  • 10/9-18/9
  • 2 total stops
  • 20h 05m total
  • Ottawa to Houston
Search Deals
10/11
  • 10/11
  • 1 total stop
  • 8h 39m total
  • Ottawa to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Wed 18/11

4:15 p.m.-10:15 p.m.

1 stop31h 00m

Houston George Bush Intcntl

Sat 5/12

8:00 a.m.-11:59 p.m.

1 stop14h 59m

C$ 629

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Thu 10/9

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

2 stops11h 15m

Houston George Bush Intcntl

Mon 14/9

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

2 stops29h 00m

C$ 713

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sat 26/9

12:25 p.m.-1:55 p.m.

2 stops26h 30m

Houston George Bush Intcntl

Sun 4/10

2:50 p.m.-11:35 a.m.

2 stops19h 45m

C$ 735

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Thu 19/11

6:10 a.m.-10:15 p.m.

1 stop17h 05m

Houston George Bush Intcntl

Sun 22/11

1:50 p.m.-2:30 p.m.

1 stop23h 40m

C$ 765

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Mon 14/12

7:05 a.m.-3:27 p.m.

1 stop9h 22m

Houston George Bush Intcntl

Wed 16/12

8:00 a.m.-10:15 p.m.

2 stops13h 15m

C$ 784

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sat 26/9

2:00 p.m.-1:55 p.m.

3 stops24h 55m

Houston George Bush Intcntl

Sat 3/10

2:50 p.m.-12:30 p.m.

2 stops20h 40m

C$ 797
Quickest round-trip

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Tue 20/10

6:25 a.m.-1:27 p.m.

1 stop8h 02m

Houston George Bush Intcntl

Wed 21/10

2:53 p.m.-10:35 p.m.

1 stop6h 42m

C$ 935

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 12/2

6:15 a.m.-7:40 p.m.

1 stop14h 25m

Houston George Bush Intcntl

Sat 20/2

7:20 a.m.-9:56 p.m.

2 stops13h 36m

C$ 935

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Thu 28/1

9:45 a.m.-3:12 p.m.

1 stop6h 27m

Houston George Bush Intcntl

Sat 6/2

8:40 a.m.-7:30 p.m.

2 stops9h 50m

C$ 936

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Thu 19/11

6:00 a.m.-3:40 p.m.

2 stops10h 40m

Houston George Bush Intcntl

Sun 22/11

10:05 p.m.-1:11 p.m.

2 stops14h 06m

C$ 936

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/8

Showing 1-10 of 36 resultsSorted by cheapest first
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Best time to book a flight from Ottawa to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Houston

What is the cheapest month to book a flight from Ottawa to Houston?

Currently, October is the cheapest month in which you can book a flight from Ottawa to Houston (average of C$ 706). Flying from Ottawa to Houston in August is currently the most expensive (average of C$ 994). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ottawa to Houston?

Airfare is below average for this route at the moment.
Ottawa to Houston flights typically cost between C$ 1,059 and C$ 1,186 in September.
The cheapest round-trip price found within the last 5 days was C$ 382 on WestJet (10 Sep-18 Sep).

Reviews of airlines servicing Houston

Read reviews from past customers who have flown United Airlines and Air Canada from Ottawa to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,107 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
10,107 reviews
United Airlines
7.4
Good
10,107 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
Air Canada
7.1
Good
11,514 reviews
United Airlines
7.4
Good
10,107 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

  • What airport do you fly from for flights from Ottawa to Houston?

    Most people fly from Ottawa (YOW) if they book a flight from Ottawa to Houston. On average, Ottawa has 0 outbound flights to Houston per day from 2 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

  • How long is the flight from Ottawa to Houston?

    A quick flight from Ottawa to Houston can take about 31h. WestJet provides one of the quickest options available for as low as C$ 629. Ottawa and Houston are separated by a distance of 2416 km.

  • What are the cheapest airlines flying from Ottawa to Houston round-trip?

    Air Canada, at C$ 305, was found to be the cheapest airline from Ottawa to Houston. An alternate airline flying to your destination would be United Airlines. Air Canada is 67% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Ottawa to Houston that include hotel bookings?

    Yes. In addition to deals on Ottawa to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Houston.

  • Can I find deals for business class flights from Ottawa to Houston?

    Yes. Cheapflights offers flight deals from Ottawa to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Houston?

    Currently, October is the cheapest month in which you can book a flight from Ottawa to Houston (average of C$ 706). Flying from Ottawa to Houston in August is currently the most expensive (average of C$ 994). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ottawa to Houston

Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Hobby flights
Pearson Intl to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Pearson Intl to Austin flights
Pierre Elliott Trudeau Intl to Hobby flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Pearson Intl to Love Field flights
Toronto Island to George Bush Intcntl flights
Toronto Island to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Love Field flights
Pierre Elliott Trudeau Intl to Austin flights
Pearson Intl to San Antonio flights
Ottawa to Dallas/Fort Worth flights
Hamilton to Hobby flights
Pierre Elliott Trudeau Intl to San Antonio flights
Ottawa to Hobby flights
Ottawa to George Bush Intcntl flights
Region of Waterloo Intl to Hobby flights
Ottawa to Love Field flights
London to Dallas/Fort Worth flights
Hamilton to Dallas/Fort Worth flights
Pearson Intl to Corpus Christi flights
Pierre Elliott Trudeau Intl to McAllen flights
Ottawa to Austin flights
Pearson Intl to El Paso flights
Ottawa to San Antonio flights
Hamilton to Austin flights
Pierre Elliott Trudeau Intl to El Paso flights
Ottawa to El Paso flights
Region of Waterloo Intl to Dallas/Fort Worth flights
Pearson Intl to Brownsville flights
Pearson Intl to Killeen flights
Pearson Intl to Lubbock flights
Pearson Intl to Laredo flights
Pierre Elliott Trudeau Intl to Midland flights
Pierre Elliott Trudeau Intl to Waco flights
London to Love Field flights
Ottawa to Killeen flights

Top 2 airlines flying from Ottawa to Houston

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 305AverageC$ 871FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 487AverageC$ 881FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Houston?

When you search for this flight from Ottawa to Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ottawa to Houston with no change fees?

Certainly. Search results for flights to Houston from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Houston become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Houston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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