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

WestJet is the most popular carrier operating from Houston George Bush Intcntl to Ottawa

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

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

The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 247 Cheap Flights from Houston George Bush Intcntl Airport to Ottawa in 2026

Find the cheapest flights from Houston George Bush Intcntl Airport to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

4:15 p.m. - 3:13 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

23h 58m1 stop Orlando

C$ 476Multiple Airlines

Mon, 14 Sep - Mon, 5 Oct

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

8:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

18h 40m1 stop Calgary

C$ 498WestJet

Fri, 11 Sep - Fri, 18 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

6:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

20h 40m2 stops Edmonton Calgary

C$ 500WestJet

Fri, 11 Sep - Fri, 18 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

4:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

22h 40m1 stop Calgary

C$ 526WestJet

Mon, 28 Sep - Tue, 29 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

7:00 a.m. - 10:30 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

16h 30m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

C$ 527Multiple Airlines

Mon, 14 Sep - Mon, 5 Oct

2:50 p.m. - 5:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

13h 45m1 stop Calgary

6:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

20h 40m2 stops Edmonton Calgary

C$ 564WestJet

Sat, 12 Sep - Sat, 19 Sep

2:50 p.m. - 5:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

13h 45m1 stop Calgary

4:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

22h 40m1 stop Calgary

C$ 586WestJet

Sat, 12 Sep - Sat, 19 Sep

6:30 a.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

11h 50m1 stop Calgary

4:15 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

22h 40m1 stop Calgary

C$ 602WestJet

Mon, 28 Sep - Tue, 29 Sep

2:50 p.m. - 12:55 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

21h 05m2 stops Calgary Edmonton

2:00 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

24h 55m2 stops Hamilton Calgary

C$ 623Multiple Airlines

Fri, 11 Sep - Fri, 18 Sep

9:04 p.m. - 7:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

21h 16m2 stops Atlanta Hartsfield-Jackson Calgary

4:15 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

31h 25m1 stop Calgary

C$ 626Multiple Airlines

Wed, 16 Sep - Wed, 23 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:30 a.m. - 7:47 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

12h 17m2 stops Calgary Winnipeg

8:35 a.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

30h 20m1 stop Calgary

C$ 1,009Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

6:30 a.m. - 11:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

28h 05m3 stops Calgary Vancouver Intl Winnipeg

12:25 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

35h 15m2 stops Winnipeg Calgary

C$ 1,031WestJet

Sun, 23 Aug - Sun, 30 Aug

6:30 a.m. - 11:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

28h 05m2 stops Calgary Winnipeg

12:25 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

26h 30m2 stops Winnipeg Calgary

C$ 1,055WestJet

Sun, 23 Aug - Sun, 30 Aug

6:30 a.m. - 11:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

28h 05m3 stops Calgary Vancouver Intl Winnipeg

12:25 p.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

26h 30m3 stops Winnipeg Edmonton Calgary

C$ 1,092WestJet

Sun, 23 Aug - Sun, 30 Aug

6:30 a.m. - 5:35 a.m.IAH Houston George Bush Intcntl-YOW Ottawa

22h 05m1 stop Calgary

8:35 a.m. - 1:55 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

30h 20m1 stop Calgary

C$ 1,138Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

4:32 p.m. - 4:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

22h 48m2 stops Atlanta Hartsfield-Jackson Newark

7:00 a.m. - 3:24 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

9h 24m1 stop Fort Lauderdale

C$ 1,185Multiple Airlines

Thu, 20 Aug - Sat, 22 Aug

8:35 a.m. - 7:44 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

34h 09m2 stops Fort Lauderdale Hamilton

7:00 a.m. - 3:17 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

9h 17m1 stop Fort Lauderdale

C$ 1,209Multiple Airlines

Fri, 21 Aug - Sat, 19 Sep

4:32 p.m. - 4:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

22h 48m2 stops Atlanta Hartsfield-Jackson Newark

7:00 a.m. - 3:24 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

9h 24m1 stop Fort Lauderdale

C$ 1,212Multiple Airlines

Thu, 20 Aug - Sat, 22 Aug

6:30 a.m. - 5:15 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

9h 45m1 stop Calgary

1:20 p.m. - 10:40 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

10h 20m1 stop Calgary

C$ 1,469WestJet

Sun, 23 Aug - Thu, 3 Sep

6:30 a.m. - 3:20 p.m.IAH Houston George Bush Intcntl-YOW Ottawa

31h 50m1 stop Calgary

7:00 a.m. - 3:17 p.m.YOW Ottawa-IAH Houston George Bush Intcntl

9h 17m1 stop Fort Lauderdale

C$ 1,487Multiple Airlines

Fri, 21 Aug - Sat, 19 Sep

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United Airlines flights from Houston George Bush Intcntl Airport to Ottawa

Our best United Airlines deals on Houston George Bush Intcntl Airport to Ottawa flight tickets

United Airlines

23 Aug

IAH8:25 a.m.Houston George Bush Intcntl

7h 51m

1 stop

YOW5:16 p.m.Ottawa

3 Sep

YOW6:05 a.m.Ottawa

13h 49m

1 stop

IAH6:54 p.m.Houston George Bush Intcntl

C$ 1,643

United Airlines

23 Aug

IAH8:25 a.m.Houston George Bush Intcntl

7h 51m

1 stop

YOW5:16 p.m.Ottawa

3 Sep

YOW6:05 a.m.Ottawa

13h 49m

1 stop

IAH6:54 p.m.Houston George Bush Intcntl

C$ 1,646

United Airlines

23 Aug

IAH11:55 a.m.Houston George Bush Intcntl

8h 20m

2 stops

YOW9:15 p.m.Ottawa

3 Sep

YOW6:05 a.m.Ottawa

11h 41m

1 stop

IAH4:46 p.m.Houston George Bush Intcntl

C$ 1,656

Delta flights from Houston George Bush Intcntl Airport to Ottawa

Our best Delta deals on Houston George Bush Intcntl Airport to Ottawa flight tickets

Delta

23 Aug

IAH12:12 p.m.Houston George Bush Intcntl

11h 08m

2 stops

YOW12:20 a.m.Ottawa

3 Sep

YOW6:55 a.m.Ottawa

14h 13m

2 stops

IAH8:08 p.m.Houston George Bush Intcntl

C$ 2,261

Delta

23 Aug

IAH10:39 a.m.Houston George Bush Intcntl

12h 41m

2 stops

YOW12:20 a.m.Ottawa

3 Sep

YOW6:55 a.m.Ottawa

15h 41m

2 stops

IAH9:36 p.m.Houston George Bush Intcntl

C$ 2,501

Delta

23 Aug

IAH10:39 a.m.Houston George Bush Intcntl

12h 41m

2 stops

YOW12:20 a.m.Ottawa

3 Sep

YOW6:55 a.m.Ottawa

15h 41m

2 stops

IAH9:36 p.m.Houston George Bush Intcntl

C$ 2,503

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 14/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Mon 5/10

4:15 p.m.-3:13 p.m.

1 stop23h 58m

C$ 476

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 11/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Fri 18/9

8:15 p.m.-1:55 p.m.

1 stop18h 40m

C$ 498

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 11/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Fri 18/9

6:15 p.m.-1:55 p.m.

2 stops20h 40m

C$ 500

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 28/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Tue 29/9

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

1 stop22h 40m

C$ 526

Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 14/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Mon 5/10

7:00 a.m.-10:30 p.m.

2 stops16h 30m

C$ 527

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 12/9

2:50 p.m.-5:35 a.m.

1 stop13h 45m

Ottawa

Sat 19/9

6:15 p.m.-1:55 p.m.

2 stops20h 40m

C$ 564

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 12/9

2:50 p.m.-5:35 a.m.

1 stop13h 45m

Ottawa

Sat 19/9

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

1 stop22h 40m

C$ 586

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 28/9

6:30 a.m.-7:20 p.m.

1 stop11h 50m

Ottawa

Tue 29/9

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

1 stop22h 40m

C$ 602

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 11/9

2:50 p.m.-12:55 p.m.

2 stops21h 05m

Ottawa

Fri 18/9

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

2 stops24h 55m

C$ 623

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 16/9

9:04 p.m.-7:20 p.m.

2 stops21h 16m

Ottawa

Wed 23/9

4:15 p.m.-10:40 p.m.

1 stop31h 25m

C$ 626

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 George Bush Intcntl Airport 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

Can stopping save me money on Houston George Bush Intcntl Airport to Ottawa flights?

You could potentially save up to 16% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Ottawa flight.

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

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

Estimated round-trip price

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

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

Best price found	C$ 247
Fastest flight time	6h 25m
Direct flights	None

The best one-way flight to Ottawa from Houston George Bush Intcntl Airport in the past 72 hours is C$ 247. The best round-trip flight deal from Houston George Bush Intcntl Airport to Ottawa found on momondo in the last 72 hours is C$ 476.

The fastest flight from Houston George Bush Intcntl Airport to Ottawa takes 6h 25m

There are no direct flights from Houston George Bush Intcntl Airport to Ottawa. There are no popular flight routes from Houston George Bush Intcntl Airport to Ottawa.

Search flight deals

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

How far is Houston George Bush Intcntl to Ottawa by plane?
Ottawa is 2420.9 km away from Houston George Bush Intcntl. 6h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Ottawa Airport?
Prices for flights from Houston George Bush Intcntl Airport to Ottawa Airport refresh daily.
How old do you have to be to fly from Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Perth

Pembroke

Smiths Falls

Prescott

Wakefield

Calabogie

Petawawa

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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?

Flights from Houston to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ottawa from Houston.

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

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