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Cheap flights from Houston to Ottawa from $140

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
Multiple Airlines Logo
7:00 am - 9:38 pmYOW  Ottawa-IAH Houston George Bush Intcntl
15h 38m1 stop Orlando
$352Multiple Airlines
Mon, Oct 19 - Fri, Oct 23
Multiple Airlines Logo
8:35 pm - 5:35 pmIAH  Houston George Bush Intcntl-YOW Ottawa
20h 00m2 stops Orlando Toronto Pearson Intl
Multiple Airlines Logo
7:00 am - 9:38 pmYOW  Ottawa-IAH Houston George Bush Intcntl
15h 38m1 stop Orlando
$364Multiple Airlines
Mon, Oct 19 - Fri, Oct 23
Multiple Airlines Logo
8:27 am - 12:20 amIAH  Houston George Bush Intcntl-YOW Ottawa
14h 53m2 stops Fort Lauderdale Toronto Pearson Intl
Multiple Airlines Logo
7:05 am - 2:44 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 39m1 stop Fort Lauderdale
$368Multiple Airlines
Thu, Oct 22 - Tue, Oct 27
Multiple Airlines Logo
8:27 am - 12:20 amIAH  Houston George Bush Intcntl-YOW Ottawa
14h 53m2 stops Fort Lauderdale Toronto Pearson Intl
Multiple Airlines Logo
3:25 pm - 2:48 pmYOW  Ottawa-IAH Houston George Bush Intcntl
24h 23m1 stop Fort Lauderdale
$401Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
United Airlines Logo
5:00 am - 7:27 pmIAH  Houston George Bush Intcntl-YOW Ottawa
13h 27m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
6:15 am - 3:42 pmYOW  Ottawa-IAH Houston George Bush Intcntl
10h 27m1 stop Chicago O'Hare Intl
$904United Airlines
Fri, Dec 18 - Sat, Jan 2
Air Canada Logo
7:20 am - 3:10 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 50m1 stop Toronto Pearson Intl
Air Canada Logo
2:55 pm - 9:39 pmYOW  Ottawa-IAH Houston George Bush Intcntl
7h 44m1 stop Montreal Pierre Elliott Trudeau Intl
$913Air Canada
Tue, Oct 13 - Tue, Oct 27
United Airlines Logo
5:00 am - 7:27 pmIAH  Houston George Bush Intcntl-YOW Ottawa
13h 27m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
6:15 am - 3:42 pmYOW  Ottawa-IAH Houston George Bush Intcntl
10h 27m1 stop Chicago O'Hare Intl
$915United Airlines
Fri, Dec 18 - Sat, Jan 2
United Airlines Logo
6:20 am - 7:27 pmIAH  Houston George Bush Intcntl-YOW Ottawa
12h 07m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
6:15 am - 9:00 pmYOW  Ottawa-IAH Houston George Bush Intcntl
15h 45m1 stop Chicago O'Hare Intl
$915United Airlines
Fri, Dec 18 - Sat, Jan 2
Air Canada Logo
12:00 pm - 9:20 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 20m1 stop Toronto Pearson Intl
Air Canada Logo
11:15 am - 9:52 pmYOW  Ottawa-IAH Houston George Bush Intcntl
11h 37m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$1,033Air Canada
Wed, Sep 30 - Sat, Oct 3
Air Canada Logo
7:20 am - 3:10 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 50m1 stop Toronto Pearson Intl
Air Canada Logo
11:15 am - 9:52 pmYOW  Ottawa-IAH Houston George Bush Intcntl
11h 37m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$1,034Air Canada
Wed, Sep 30 - Sat, Oct 3

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets
WestJet
Sep 28
IAH6:30 amHouston George Bush Intcntl
9h 45m
1 stop
YOW5:15 pmOttawa
Oct 1
YOW1:20 pmOttawa
10h 20m
1 stop
IAH10:40 pmHouston George Bush Intcntl
$439
WestJet
Nov 12
IAH1:50 pmHouston George Bush Intcntl
23h 40m
1 stop
YOW2:30 pmOttawa
Nov 26
YOW6:10 amOttawa
17h 05m
1 stop
IAH10:15 pmHouston George Bush Intcntl
$442
WestJet
Nov 4
IAH8:00 amHouston George Bush Intcntl
15h 01m
1 stop
YOW12:01 amOttawa
Nov 11
YOW6:10 amOttawa
17h 05m
1 stop
IAH10:15 pmHouston George Bush Intcntl
$456

Air Canada flights from Houston to Ottawa

Our best Air Canada deals on Houston to Ottawa flight tickets
Air Canada
Sep 9
IAH12:00 pmHouston George Bush Intcntl
8h 20m
1 stop
YOW9:20 pmOttawa
Sep 12
YOW2:50 pmOttawa
6h 02m
1 stop
IAH7:52 pmHouston George Bush Intcntl
$977
Air Canada
Sep 9
IAH12:00 pmHouston George Bush Intcntl
8h 20m
1 stop
YOW9:20 pmOttawa
Sep 12
YOW2:50 pmOttawa
6h 02m
1 stop
IAH7:52 pmHouston George Bush Intcntl
$1,251
Air Canada
Sep 9
IAH12:00 pmHouston George Bush Intcntl
8h 20m
1 stop
YOW9:20 pmOttawa
Sep 12
YOW2:50 pmOttawa
6h 02m
1 stop
IAH7:52 pmHouston George Bush Intcntl
$1,262

momondo Fare Finder

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

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Depart

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Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 10/19

6:30 am-5:15 pm

1 stop9h 45m

Ottawa

Fri 10/23

7:00 am-9:38 pm

1 stop15h 38m

$352

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Mon 10/19

8:35 pm-5:35 pm

2 stops20h 00m

Ottawa

Fri 10/23

7:00 am-9:38 pm

1 stop15h 38m

$364

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 10/22

8:27 am-12:20 am

2 stops14h 53m

Ottawa

Tue 10/27

7:05 am-2:44 pm

1 stop8h 39m

$368

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 10/22

8:27 am-12:20 am

2 stops14h 53m

Ottawa

Sun 10/25

3:25 pm-2:48 pm

1 stop24h 23m

$401

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

5:00 am-7:27 pm

2 stops13h 27m

Ottawa

Sat 1/2

6:15 am-3:42 pm

1 stop10h 27m

$904
Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 10/13

7:20 am-3:10 pm

1 stop6h 50m

Ottawa

Tue 10/27

2:55 pm-9:39 pm

1 stop7h 44m

$913

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

5:00 am-7:27 pm

2 stops13h 27m

Ottawa

Sat 1/2

6:15 am-3:42 pm

1 stop10h 27m

$915

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

6:20 am-7:27 pm

2 stops12h 07m

Ottawa

Sat 1/2

6:15 am-9:00 pm

1 stop15h 45m

$915

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 9/30

12:00 pm-9:20 pm

1 stop8h 20m

Ottawa

Sat 10/3

11:15 am-9:52 pm

2 stops11h 37m

$1,033

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 9/30

7:20 am-3:10 pm

1 stop6h 50m

Ottawa

Sat 10/3

11:15 am-9:52 pm

2 stops11h 37m

$1,034

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

How to get the cheapest flight ticket from Houston 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

What is the cheapest month to fly to Ottawa?

In general, August is the cheapest month to fly from Houston to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of January is another great option to travel to Ottawa, with average flight prices from Houston averaging around $0.

Cheap Houston to Ottawa flight deals and tips

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

Best Price Found

$140

Fastest flight time

6h 16m

Direct flights

None
The best one-way flight to Ottawa from Houston in the past 72 hours is $140. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is $352.
The fastest flight from Houston to Ottawa takes 6h 16m
There are no direct flights from Houston to Ottawa. There are no popular flight routes from Houston to Ottawa.
Search flight deals

Frequently asked questions about flying from Houston to Ottawa

  • How far is Houston to Ottawa by plane?

    The straight-line distance from Houston to Ottawa is 1517.5 mi. Flights usually cover this in 6h 16m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Ottawa Airport.

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

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

Best airlines flying from Houston to Ottawa

Compare and see reviews for airlines that fly from Houston to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $375Free CancellationRating
7.1
11,595 reviews
Search Air Canada flights
United AirlinesPriceFrom $384Free CancellationRating
7.4
10,173 reviews
Search United Airlines flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Petawawa
Calabogie
Smiths Falls
Perth
Prescott
Wakefield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Ottawa for you.

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

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

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?

Yes momondo offers price alerts on flights to Ottawa from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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