Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ottawa to Houston from C$ 276

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Houston departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 a.m. - 8:55 a.m.
YOW
-
IAH
26h 55m
2 stops
Multiple Airlines Logo
5:29 p.m. - 5:37 p.m.
IAH
-
YOW
23h 08m
1 stop
C$ 504Multiple Airlines
Tue, 2 Jun - Mon, 8 Jun
Multiple Airlines Logo
4:20 p.m. - 10:16 p.m.
YOW
-
IAH
30h 56m
1 stop
Multiple Airlines Logo
7:24 p.m. - 8:05 p.m.
IAH
-
YOW
23h 41m
2 stops
C$ 528Multiple Airlines
Mon, 18 May - Mon, 15 Jun
Multiple Airlines Logo
4:20 p.m. - 10:16 p.m.
YOW
-
IAH
30h 56m
1 stop
Multiple Airlines Logo
6:50 a.m. - 5:37 p.m.
IAH
-
YOW
9h 47m
1 stop
C$ 529Multiple Airlines
Mon, 18 May - Mon, 15 Jun
Multiple Airlines Logo
7:00 a.m. - 7:33 a.m.
YOW
-
IAH
25h 33m
2 stops
Multiple Airlines Logo
5:29 p.m. - 5:37 p.m.
IAH
-
YOW
23h 08m
1 stop
C$ 544Multiple Airlines
Wed, 3 Jun - Mon, 8 Jun
Multiple Airlines Logo
7:00 a.m. - 7:33 a.m.
YOW
-
IAH
25h 33m
2 stops
Multiple Airlines Logo
5:29 p.m. - 5:37 p.m.
IAH
-
YOW
23h 08m
1 stop
C$ 547Multiple Airlines
Wed, 3 Jun - Mon, 8 Jun
Multiple Airlines Logo
7:00 a.m. - 10:16 p.m.
YOW
-
IAH
16h 16m
2 stops
Multiple Airlines Logo
5:29 p.m. - 5:37 p.m.
IAH
-
YOW
23h 08m
1 stop
C$ 548Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
6:55 a.m. - 8:50 a.m.
YOW
-
IAH
26h 55m
2 stops
Multiple Airlines Logo
6:50 a.m. - 5:35 p.m.
IAH
-
YOW
9h 45m
1 stop
C$ 553Multiple Airlines
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
7:00 a.m. - 8:50 a.m.
YOW
-
IAH
26h 50m
2 stops
Multiple Airlines Logo
5:45 a.m. - 3:00 p.m.
IAH
-
YOW
8h 15m
1 stop
C$ 555Multiple Airlines
Fri, 5 Jun - Sat, 13 Jun
Multiple Airlines Logo
7:00 a.m. - 8:50 a.m.
YOW
-
IAH
26h 50m
1 stop
Multiple Airlines Logo
6:50 a.m. - 12:17 p.m.
IAH
-
YOW
28h 27m
1 stop
C$ 574Multiple Airlines
Sat, 30 May - Sun, 14 Jun
Multiple Airlines Logo
6:55 a.m. - 7:33 a.m.
YOW
-
IAH
25h 38m
2 stops
Multiple Airlines Logo
6:50 a.m. - 5:35 p.m.
IAH
-
YOW
9h 45m
1 stop
C$ 584Multiple Airlines
Wed, 13 May - Wed, 20 May

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Ottawa to Houston George Bush Intcntl Airport

Our best American Airlines deals on Ottawa to Houston George Bush Intcntl Airport flight tickets
American Airlines
5 May
YOW7:00 a.m.Ottawa
14h 05m
3 stops
IAH8:05 p.m.Houston George Bush Intcntl
8 May
IAH7:23 a.m.Houston George Bush Intcntl
11h 37m
2 stops
YOW8:00 p.m.Ottawa
C$ 1,358
American Airlines
5 May
YOW7:00 a.m.Ottawa
14h 05m
3 stops
IAH8:05 p.m.Houston George Bush Intcntl
8 May
IAH7:23 a.m.Houston George Bush Intcntl
11h 37m
2 stops
YOW8:00 p.m.Ottawa
C$ 1,518
American Airlines
5 May
YOW7:00 a.m.Ottawa
14h 05m
3 stops
IAH8:05 p.m.Houston George Bush Intcntl
8 May
IAH7:23 a.m.Houston George Bush Intcntl
11h 37m
2 stops
YOW8:00 p.m.Ottawa
C$ 1,588

Air Canada flights from Ottawa to Houston George Bush Intcntl Airport

Our best Air Canada deals on Ottawa to Houston George Bush Intcntl Airport flight tickets
Air Canada
5 May
YOW2:40 p.m.Ottawa
6h 19m
1 stop
IAH7:59 p.m.Houston George Bush Intcntl
8 May
IAH7:20 a.m.Houston George Bush Intcntl
6h 51m
1 stop
YOW3:11 p.m.Ottawa
C$ 1,051
Air Canada
5 May
YOW2:40 p.m.Ottawa
6h 19m
1 stop
IAH7:59 p.m.Houston George Bush Intcntl
8 May
IAH12:00 p.m.Houston George Bush Intcntl
11h 46m
1 stop
YOW12:46 a.m.Ottawa
C$ 1,084

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Houston George Bush Intcntl Airport 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 27 April 2026.
Use the filters below to find and compare flights from Ottawa to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Tue 2/6

7:00 a.m.-8:55 a.m.

2 stops26h 55m

Houston George Bush Intcntl

Mon 8/6

5:29 p.m.-5:37 p.m.

1 stop23h 08m

C$ 504

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 18/5

4:20 p.m.-10:16 p.m.

1 stop30h 56m

Houston George Bush Intcntl

Mon 15/6

7:24 p.m.-8:05 p.m.

2 stops23h 41m

C$ 528

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 18/5

4:20 p.m.-10:16 p.m.

1 stop30h 56m

Houston George Bush Intcntl

Mon 15/6

6:50 a.m.-5:37 p.m.

1 stop9h 47m

C$ 529

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 3/6

7:00 a.m.-7:33 a.m.

2 stops25h 33m

Houston George Bush Intcntl

Mon 8/6

5:29 p.m.-5:37 p.m.

1 stop23h 08m

C$ 544

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 3/6

7:00 a.m.-7:33 a.m.

2 stops25h 33m

Houston George Bush Intcntl

Mon 8/6

5:29 p.m.-5:37 p.m.

1 stop23h 08m

C$ 547

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Tue 26/5

7:00 a.m.-10:16 p.m.

2 stops16h 16m

Houston George Bush Intcntl

Tue 2/6

5:29 p.m.-5:37 p.m.

1 stop23h 08m

C$ 548

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 13/5

6:55 a.m.-8:50 a.m.

2 stops26h 55m

Houston George Bush Intcntl

Wed 20/5

6:50 a.m.-5:35 p.m.

1 stop9h 45m

C$ 553
Quickest round-trip

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Fri 5/6

7:00 a.m.-8:50 a.m.

2 stops26h 50m

Houston George Bush Intcntl

Sat 13/6

5:45 a.m.-3:00 p.m.

1 stop8h 15m

C$ 555

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sat 30/5

7:00 a.m.-8:50 a.m.

1 stop26h 50m

Houston George Bush Intcntl

Sun 14/6

6:50 a.m.-12:17 p.m.

1 stop28h 27m

C$ 574

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 13/5

6:55 a.m.-7:33 a.m.

2 stops25h 38m

Houston George Bush Intcntl

Wed 20/5

6:50 a.m.-5:35 p.m.

1 stop9h 45m

C$ 584

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

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

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 Ottawa and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

If you don’t want to visit Houston George Bush Intcntl Airport in October, then you should wait until July to fly from Ottawa, when ticket prices are also cheap, with an average price of C$ 799.

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

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

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

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

Fastest flight time

7h 05m

Direct flights

None
The fastest flight from Ottawa to Houston George Bush Intcntl Airport takes 7h 05m
There are no direct flights from Ottawa to Houston George Bush Intcntl Airport. There are no popular flight routes from Ottawa to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Ottawa to Houston George Bush Intcntl Airport

  • How far is Ottawa to Houston George Bush Intcntl by plane?

    The distance between Ottawa and Houston George Bush Intcntl is about 2420.9 km. Typically, this will take 7h 05m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Ottawa Airport to Houston George Bush Intcntl Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

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

  • What is the most popular airline from Ottawa to Houston George Bush Intcntl Airport?

Best airlines flying from Ottawa to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Ottawa to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 636Free CancellationRating
7.4
9,665 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 694Free CancellationRating
7.1
10,974 reviews
Search Air Canada flights

Travelling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Conroe
The Woodlands
Humble

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Ottawa.

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

momondo does allow users to show only those flights to Houston from Ottawa which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Houston from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

An easier way to manage your Houston George Bush Intcntl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 27/5
Wed 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Houston