Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Houston to Ottawa from $154

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
12:25 pm - 6:00 amYOW  Ottawa-IAH Houston George Bush Intcntl
18h 35m2 stops Winnipeg Las Vegas Harry Reid Intl
$331Multiple Airlines
Fri, Oct 16 - Mon, Oct 19
Multiple Airlines Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
Multiple Airlines Logo
5:30 am - 2:44 pmYOW  Ottawa-IAH Houston George Bush Intcntl
34h 14m2 stops Toronto Pearson Intl Fort Lauderdale
$331Multiple Airlines
Fri, Oct 2 - Wed, Nov 11
Multiple Airlines Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
Multiple Airlines Logo
4:15 pm - 10:30 pmYOW  Ottawa-IAH Houston George Bush Intcntl
31h 15m2 stops Orlando Atlanta Hartsfield-Jackson
$340Multiple Airlines
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
Multiple Airlines Logo
7:05 am - 11:34 amYOW  Ottawa-IAH Houston George Bush Intcntl
29h 29m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson
$343Multiple Airlines
Fri, Oct 2 - Tue, Nov 17
Air Canada Logo
11:55 am - 7:45 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 50m1 stop Toronto Pearson Intl
Air Canada Logo
9:10 am - 5:08 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 58m1 stop Toronto Pearson Intl
$677Air Canada
Sun, Nov 1 - Fri, Nov 6
United Airlines Logo
8:00 am - 10:35 pmIAH  Houston George Bush Intcntl-YOW Ottawa
13h 35m2 stops Fort Lauderdale Newark
United Airlines Logo
5:10 am - 8:55 pmYOW  Ottawa-IAH Houston George Bush Intcntl
16h 45m2 stops Toronto Pearson Intl Nashville Intl
$717United Airlines
Wed, Oct 7 - Wed, Oct 14
United Airlines Logo
6:00 am - 1:11 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 11m1 stop Newark
United Airlines Logo
4:46 pm - 10:53 pmYOW  Ottawa-IAH Houston George Bush Intcntl
7h 07m1 stop Chicago O'Hare Intl
$742United Airlines
Thu, Oct 29 - Thu, Oct 29
United Airlines Logo
8:00 am - 10:35 pmIAH  Houston George Bush Intcntl-YOW Ottawa
13h 35m2 stops Fort Lauderdale Newark
United Airlines Logo
6:00 am - 9:20 pmYOW  Ottawa-IAH Houston George Bush Intcntl
16h 20m3 stops Washington, D.C. Dulles Intl Indianapolis Chicago O'Hare Intl
$778United Airlines
Wed, Oct 7 - Wed, Oct 14
Air Canada Logo
7:20 am - 3:10 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 50m1 stop Toronto Pearson Intl
Air Canada Logo
7:50 am - 6:49 pmYOW  Ottawa-IAH Houston George Bush Intcntl
11h 59m1 stop Calgary
$786Air Canada
Sun, Oct 4 - Tue, Nov 17
Air Canada Logo
12:34 pm - 1:35 amIAH  Houston George Bush Intcntl-YOW Ottawa
12h 01m2 stops Denver Intl Toronto Pearson Intl
Air Canada Logo
7:50 am - 6:49 pmYOW  Ottawa-IAH Houston George Bush Intcntl
11h 59m1 stop Calgary
$796Air Canada
Sun, Oct 4 - Tue, Nov 17

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? 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

WestJet flights from Houston to Ottawa

Our best WestJet deals on Houston to Ottawa flight tickets
WestJet
Oct 16
IAH6:30 amHouston George Bush Intcntl
9h 45m
1 stop
YOW5:15 pmOttawa
Oct 20
YOW8:15 pmOttawa
18h 40m
1 stop
IAH1:55 pmHouston George Bush Intcntl
$355
WestJet
Oct 16
IAH6:30 amHouston George Bush Intcntl
9h 45m
1 stop
YOW5:15 pmOttawa
Oct 18
YOW12:25 pmOttawa
11h 15m
2 stops
IAH10:40 pmHouston George Bush Intcntl
$361
WestJet
Oct 17
IAH2:50 pmHouston George Bush Intcntl
13h 45m
1 stop
YOW5:35 amOttawa
Oct 21
YOW8:15 pmOttawa
27h 25m
1 stop
IAH10:40 pmHouston George Bush Intcntl
$385

American Airlines flights from Houston to Ottawa

Our best American Airlines deals on Houston to Ottawa flight tickets
American Airlines
Mar 3
HOU6:00 amHouston Hobby
10h 58m
2 stops
YOW5:58 pmOttawa
Mar 17
YOW7:00 amOttawa
13h 31m
3 stops
HOU7:31 pmHouston Hobby
$988
American Airlines
Oct 25
HOU6:00 amHouston Hobby
10h 58m
2 stops
YOW5:58 pmOttawa
Nov 1
YOW7:00 amOttawa
13h 39m
3 stops
HOU7:39 pmHouston Hobby
$1,025
American Airlines
Jan 13
HOU6:00 amHouston Hobby
10h 58m
2 stops
YOW5:58 pmOttawa
Jan 27
YOW7:00 amOttawa
16h 59m
3 stops
HOU10:59 pmHouston Hobby
$1,160

momondo Fare Finder

 
Use the filters below to find and compare flights from Houston 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

Fri 10/16

6:30 am-5:15 pm

1 stop9h 45m

Ottawa

Mon 10/19

12:25 pm-6:00 am

2 stops18h 35m

$331

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 10/2

6:30 am-5:15 pm

1 stop9h 45m

Ottawa

Wed 11/11

5:30 am-2:44 pm

2 stops34h 14m

$331

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 10/2

6:30 am-5:15 pm

1 stop9h 45m

Ottawa

Mon 10/5

4:15 pm-10:30 pm

2 stops31h 15m

$340

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 10/2

6:30 am-5:15 pm

1 stop9h 45m

Ottawa

Tue 11/17

7:05 am-11:34 am

2 stops29h 29m

$343

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 11/1

11:55 am-7:45 pm

1 stop6h 50m

Ottawa

Fri 11/6

9:10 am-5:08 pm

1 stop8h 58m

$677

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 10/7

8:00 am-10:35 pm

2 stops13h 35m

Ottawa

Wed 10/14

5:10 am-8:55 pm

2 stops16h 45m

$717
Quickest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 10/29

6:00 am-1:11 pm

1 stop6h 11m

Ottawa

Thu 10/29

4:46 pm-10:53 pm

1 stop7h 07m

$742

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 10/7

8:00 am-10:35 pm

2 stops13h 35m

Ottawa

Wed 10/14

6:00 am-9:20 pm

3 stops16h 20m

$778

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 10/4

7:20 am-3:10 pm

1 stop6h 50m

Ottawa

Tue 11/17

7:50 am-6:49 pm

1 stop11h 59m

$786

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 10/4

12:34 pm-1:35 am

2 stops12h 01m

Ottawa

Tue 11/17

7:50 am-6:49 pm

1 stop11h 59m

$796

Flights are sorted by cheapest round-trip flights first.

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

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

$154

Fastest flight time

7h 59m

Direct flights

None
The best one-way flight to Ottawa from Houston in the past 72 hours is $154. The best round-trip flight deal from Houston to Ottawa found on momondo in the last 72 hours is $331.
The fastest flight from Houston to Ottawa takes 7h 59m
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 7h 59m, 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
11,619 reviews
Search Air Canada flights
United AirlinesPriceFrom $384Free CancellationRating
7.4
10,211 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.

An easier way to manage your Ottawa 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
Tue 10/13
Tue 10/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada