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Cheap flights from Houston to Ottawa from $144

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
9:24 pm - 2:32 pmIAH  Houston George Bush Intcntl-YOW Ottawa
40h 08m2 stops Atlanta Hartsfield-Jackson New York LaGuardia
Multiple Airlines Logo
7:00 am - 4:06 pmYOW  Ottawa-IAH Houston George Bush Intcntl
10h 06m1 stop Fort Lauderdale
$338Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
5:26 pm - 11:19 pmIAH  Houston George Bush Intcntl-YOW Ottawa
28h 53m1 stop Fort Lauderdale
Multiple Airlines Logo
4:40 pm - 8:36 amYOW  Ottawa-IAH Houston George Bush Intcntl
40h 56m2 stops Tampa Atlanta Hartsfield-Jackson
$366Multiple Airlines
Tue, Nov 24 - Tue, Dec 1
Multiple Airlines Logo
5:26 pm - 11:19 pmIAH  Houston George Bush Intcntl-YOW Ottawa
28h 53m1 stop Fort Lauderdale
Multiple Airlines Logo
4:40 pm - 8:36 amYOW  Ottawa-IAH Houston George Bush Intcntl
40h 56m2 stops Tampa Atlanta Hartsfield-Jackson
$367Multiple Airlines
Tue, Nov 24 - Tue, Dec 1
Multiple Airlines Logo
5:26 pm - 11:19 pmIAH  Houston George Bush Intcntl-YOW Ottawa
28h 53m1 stop Fort Lauderdale
Multiple Airlines Logo
8:00 am - 10:11 amYOW  Ottawa-IAH Houston George Bush Intcntl
27h 11m1 stop Orlando
$370Multiple Airlines
Tue, Nov 24 - Tue, Dec 1
United Airlines Logo
8:20 pm - 9:56 pmIAH  Houston George Bush Intcntl-YOW Ottawa
24h 36m1 stop Newark
United Airlines Logo
6:00 am - 11:44 pmYOW  Ottawa-IAH Houston George Bush Intcntl
18h 44m1 stop Newark
$843United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
8:20 pm - 9:56 pmIAH  Houston George Bush Intcntl-YOW Ottawa
24h 36m1 stop Newark
United Airlines Logo
6:00 am - 11:44 pmYOW  Ottawa-IAH Houston George Bush Intcntl
18h 44m1 stop Newark
$844United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
7:20 am - 9:23 pmIAH  Houston George Bush Intcntl-YOW Ottawa
13h 03m1 stop Chicago O'Hare Intl
United Airlines Logo
6:15 am - 7:10 pmYOW  Ottawa-IAH Houston George Bush Intcntl
13h 55m1 stop Chicago O'Hare Intl
$855United Airlines
Fri, Dec 18 - Sat, Jan 2
Air Canada Logo
11:55 am - 7:30 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 35m1 stop Toronto Pearson Intl
Air Canada Logo
9:30 pm - 10:53 amYOW  Ottawa-IAH Houston George Bush Intcntl
14h 23m1 stop Toronto Pearson Intl
$881Air Canada
Fri, Dec 11 - Fri, Dec 11
Air Canada Logo
3:30 pm - 1:40 amIAH  Houston George Bush Intcntl-YOW Ottawa
9h 10m1 stop Toronto Pearson Intl
Air Canada Logo
10:05 am - 5:08 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 03m1 stop Toronto Pearson Intl
$881Air Canada
Fri, Dec 18 - Sat, Jan 2
Air Canada Logo
3:30 pm - 1:40 amIAH  Houston George Bush Intcntl-YOW Ottawa
9h 10m1 stop Toronto Pearson Intl
Air Canada Logo
10:05 am - 5:08 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 03m1 stop Toronto Pearson Intl
$902Air Canada
Fri, Dec 18 - Sat, Jan 2

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WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets
WestJet
Nov 27
IAH8:00 amHouston George Bush Intcntl
14h 40m
1 stop
YOW11:40 pmOttawa
Nov 29
YOW6:10 amOttawa
31h 50m
1 stop
IAH1:00 pmHouston George Bush Intcntl
$821
WestJet
Oct 31
IAH7:00 amHouston George Bush Intcntl
16h 44m
2 stops
YOW12:44 amOttawa
Nov 1
YOW5:30 amOttawa
10h 26m
2 stops
IAH2:56 pmHouston George Bush Intcntl
$1,573

United Airlines flights from Houston to Ottawa

Our best United Airlines deals on Houston to Ottawa flight tickets
United Airlines
Dec 8
IAH8:20 pmHouston George Bush Intcntl
24h 36m
1 stop
YOW9:56 pmOttawa
Dec 12
YOW6:00 amOttawa
18h 44m
1 stop
IAH11:44 pmHouston George Bush Intcntl
$843
United Airlines
Dec 8
IAH8:20 pmHouston George Bush Intcntl
24h 36m
1 stop
YOW9:56 pmOttawa
Dec 12
YOW6:00 amOttawa
18h 44m
1 stop
IAH11:44 pmHouston George Bush Intcntl
$844
United Airlines
Dec 18
IAH7:20 amHouston George Bush Intcntl
13h 03m
1 stop
YOW9:23 pmOttawa
Jan 2
YOW6:15 amOttawa
13h 55m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$855

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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Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 12/1

9:24 pm-2:32 pm

2 stops40h 08m

Ottawa

Tue 12/8

7:00 am-4:06 pm

1 stop10h 06m

$338

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 11/24

5:26 pm-11:19 pm

1 stop28h 53m

Ottawa

Tue 12/1

4:40 pm-8:36 am

2 stops40h 56m

$366

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 11/24

5:26 pm-11:19 pm

1 stop28h 53m

Ottawa

Tue 12/1

4:40 pm-8:36 am

2 stops40h 56m

$367

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 11/24

5:26 pm-11:19 pm

1 stop28h 53m

Ottawa

Tue 12/1

8:00 am-10:11 am

1 stop27h 11m

$370

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 12/8

8:20 pm-9:56 pm

1 stop24h 36m

Ottawa

Sat 12/12

6:00 am-11:44 pm

1 stop18h 44m

$843

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 12/8

8:20 pm-9:56 pm

1 stop24h 36m

Ottawa

Sat 12/12

6:00 am-11:44 pm

1 stop18h 44m

$844

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

7:20 am-9:23 pm

1 stop13h 03m

Ottawa

Sat 1/2

6:15 am-7:10 pm

1 stop13h 55m

$855

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/11

11:55 am-7:30 pm

1 stop6h 35m

Ottawa

Fri 12/11

9:30 pm-10:53 am

1 stop14h 23m

$881
Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

3:30 pm-1:40 am

1 stop9h 10m

Ottawa

Sat 1/2

10:05 am-5:08 pm

1 stop8h 03m

$881

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 12/18

3:30 pm-1:40 am

1 stop9h 10m

Ottawa

Sat 1/2

10:05 am-5:08 pm

1 stop8h 03m

$902

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, November 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 April 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

$144

Fastest flight time

8h 02m

Direct flights

None
The best one-way flight to Ottawa from Houston in the past 72 hours is $144. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is $338.
The fastest flight from Houston to Ottawa takes 8h 02m
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 8h 02m, 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 $382Free CancellationRating
7.1
11,832 reviews
Search Air Canada flights
United AirlinesPriceFrom $581Free CancellationRating
7.3
10,454 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
Calabogie
Prescott
Petawawa
Smiths Falls
Perth
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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