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Cheap flights from Ottawa to Houston George Bush Intcntl Airport from C$ 254

YOW — IAH
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to George Bush Intcntl

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to George Bush Intcntl

Wed 18/118:00 a.m. -
1 stop8h 30m
Wed 25/115:26 p.m. -
1 stop22h 58m
Deal found 21/10C$ 485
Tue 17/118:00 a.m. -
1 stop13h 55m
Tue 24/111:14 p.m. -
2 stops27h 38m
Deal found 20/10C$ 487
Mon 7/127:00 a.m. -
2 stops28h 12m
Mon 14/125:01 p.m. -
1 stop23h 24m
Deal found 20/10C$ 509
Wed 18/118:00 a.m. -
1 stop8h 30m
Sat 5/125:01 p.m. -
2 stops20h 47m
Deal found 21/10C$ 531
Wed 18/1110:30 a.m. -
2 stops21h 53m
Tue 15/129:24 p.m. -
2 stops20h 53m
Deal found 22/10C$ 540
Wed 18/113:05 p.m. -
1 stop24h 39m
Wed 16/127:39 p.m. -
1 stop19h 01m
Deal found 22/10C$ 547

Find flight deals from Ottawa to George Bush Intcntl

Round-trip from

C$ 485

One-way from

C$ 254

Popular in

November

Cheapest in

September

Average price

C$ 1,046
18/11-25/11
  • 18/11-25/11
  • 2 total stops
  • 31h 28m total
  • Ottawa to Houston
Search Deals
17/11-31/12
  • 17/11-31/12
  • 2 total stops
  • 36h 23m total
  • Ottawa to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 171 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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 Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Tue 17/11

7:05 a.m.-2:44 p.m.

1 stop8h 39m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 265

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Wed 4/11

8:00 a.m.-9:53 p.m.

2 stops14h 53m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 401

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sun 29/11

4:15 p.m.-1:29 a.m.

3 stops58h 14m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 443

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Mon 2/11

7:00 a.m.-11:34 a.m.

3 stops29h 34m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 456
Quickest round-trip

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 12/3

5:10 a.m.-10:48 a.m.

1 stop6h 38m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 534

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sun 6/12

6:00 a.m.-8:54 p.m.

2 stops15h 54m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 541

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 12/3

9:45 a.m.-11:09 p.m.

2 stops14h 24m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 614

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 12/3

7:00 a.m.-10:15 p.m.

3 stops16h 15m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 694

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 20/11

8:00 a.m.-12:25 a.m.

1 stop17h 25m

Houston George Bush Intcntl

Sun 29/11

5:01 a.m.-5:15 p.m.

2 stops11h 14m

C$ 806

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sun 15/11

12:15 p.m.-7:23 a.m.

3 stops20h 08m

Houston George Bush Intcntl

Thu 19/11

2:05 p.m.-11:32 a.m.

3 stops20h 27m

C$ 893

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

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

Best time to book a flight from Ottawa to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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 George Bush Intcntl Airport

What is the cheapest month to book a flight from Ottawa to Houston George Bush Intcntl Airport?

Currently, January is the cheapest month in which you can book a flight from Ottawa to Houston George Bush Intcntl Airport (average of C$ 794). Flying from Ottawa to Houston George Bush Intcntl Airport in December is currently the most expensive (average of C$ 1,081). 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 George Bush Intcntl Airport?

Airfare is below average for this route at the moment.

Ottawa to Houston George Bush Intcntl Airport flights typically cost between C$ 949 and C$ 1,088 in November.
The cheapest round-trip price found within the last 5 days was C$ 485 on Multiple Airlines (18 Nov-25 Nov).

Reviews of airlines servicing George Bush Intcntl

Read reviews from past customers who have flown United Airlines and Air Canada from Ottawa to Houston George Bush Intcntl Airport. 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
7.3
Good
10,415 reviews
Check prices

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.3
Good
10,415 reviews
United Airlines
7.3
Good
10,415 reviews
Check prices

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
Air Canada
7.1
Good
11,795 reviews
United Airlines
7.3
Good
10,415 reviews
Check prices

Crew

8.1

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

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

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

  • What are the cheapest airlines flying from Ottawa to Houston George Bush Intcntl Airport round-trip?

    According to our current data, United Airlines (C$ 512), and Air Canada (C$ 751) offers the cheapest pricing from Ottawa to Houston George Bush Intcntl Airport. United Airlines is 45% 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 George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Ottawa to George Bush Intcntl?

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

  • Can I find deals for business class flights from Ottawa to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Ottawa to George Bush Intcntl 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 George Bush Intcntl Airport?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to Houston George Bush Intcntl Airport (average of C$ 794). Flying from Ottawa to Houston George Bush Intcntl Airport in December is currently the most expensive (average of C$ 1,081). 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

Top 2 airlines flying from Ottawa to George Bush Intcntl

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 512AverageC$ 896FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 751AverageC$ 905FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

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