United States
USD

YOW - IAH

$170 Find Cheap Flights from Ottawa to Houston George Bush Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$332
Typical prices: $467-$720
Multiple Airlines
Mon 12/3Sun 12/9
YOW - IAH • 1 stop
Cheapest one-way
$170
Typical prices: $288-$457
Multiple Airlines
Sat 12/8
YOW - IAH • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Ottawa and Houston George Bush Intcntl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
24 weeks
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 65% compared to booking last minute.
Insights
Insights
When to travel
November
Cheapest • 19% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Fort Lauderdale (FLL)
Cheapest • Avg $355 (round-trip)
Montreal Pierre Elliott Trudeau Intl (YUL)
Shortest trip • 6h 26m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Houston George Bush Intcntl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ottawa to George Bush Intcntl (YOW-IAH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ottawa to George Bush Intcntl

Thu, Dec 3 - Wed, Dec 9
Multiple Airlines Logo
7:05 am - 4:00 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 55m1 stop Fort Lauderdale
Multiple Airlines Logo
9:41 am - 12:07 amIAH  Houston George Bush Intcntl-YOW Ottawa
37h 26m2 stops Atlanta Hartsfield-Jackson Tampa
$332Multiple Airlines
Tue, Dec 1 - Wed, Dec 9
Multiple Airlines Logo
7:05 am - 4:00 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 55m1 stop Fort Lauderdale
Multiple Airlines Logo
9:41 am - 12:07 amIAH  Houston George Bush Intcntl-YOW Ottawa
37h 26m2 stops Atlanta Hartsfield-Jackson Tampa
$332Multiple Airlines
Tue, Nov 3 - Tue, Nov 17
Multiple Airlines Logo
7:05 am - 2:44 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 39m1 stop Fort Lauderdale
Multiple Airlines Logo
8:18 am - 5:20 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 02m1 stop Fort Lauderdale
$339Multiple Airlines
Thu, Dec 3 - Tue, Dec 8
Multiple Airlines Logo
7:05 am - 4:00 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 55m1 stop Fort Lauderdale
Multiple Airlines Logo
5:01 pm - 11:10 pmIAH  Houston George Bush Intcntl-YOW Ottawa
29h 09m1 stop Fort Lauderdale
$354Multiple Airlines
Fri, Nov 6 - Mon, Nov 9
Air Canada Logo
9:10 am - 5:18 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 08m1 stop Toronto Pearson Intl
Air Canada Logo
3:30 pm - 11:55 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 25m1 stop Toronto Pearson Intl
$609Air Canada
Fri, Nov 6 - Sat, Nov 14
Air Canada Logo
9:10 am - 5:18 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 08m1 stop Toronto Pearson Intl
Air Canada Logo
11:55 am - 6:45 pmIAH  Houston George Bush Intcntl-YOW Ottawa
5h 50m1 stop Toronto Pearson Intl
$609Air Canada
Thu, Nov 5 - Mon, Nov 9
Air Canada Logo
5:10 am - 10:58 amYOW  Ottawa-IAH Houston George Bush Intcntl
6h 48m1 stop Toronto Pearson Intl
Air Canada Logo
3:30 pm - 11:55 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 25m1 stop Toronto Pearson Intl
$623Air Canada
Sat, Dec 5 - Sun, Dec 6
United Airlines Logo
4:36 pm - 8:41 amYOW  Ottawa-IAH Houston George Bush Intcntl
17h 05m1 stop Chicago O'Hare Intl
United Airlines Logo
10:56 am - 9:56 pmIAH  Houston George Bush Intcntl-YOW Ottawa
10h 00m1 stop Newark
$675United Airlines
Tue, Nov 3 - Sun, Nov 15
United Airlines Logo
6:00 am - 12:07 pmYOW  Ottawa-IAH Houston George Bush Intcntl
7h 07m1 stop Newark
United Airlines Logo
6:20 am - 2:09 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 49m1 stop Chicago O'Hare Intl
$681United Airlines
Sat, Oct 31 - Sun, Nov 15
United Airlines Logo
9:45 am - 5:15 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 30m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
6:20 am - 2:09 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 49m1 stop Chicago O'Hare Intl
$681United Airlines
Booking Insights

Price, demand and travel trends for Ottawa to Houston George Bush Intcntl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Ottawa to Houston George Bush Intcntl Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Ottawa to Houston George Bush Intcntl Airport. It’s 20% cheaper than the average day, while Sunday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Ottawa to Houston George Bush Intcntl Airport?

•November is the cheapest month to fly from Ottawa to Houston George Bush Intcntl Airport at $504 round-trip.
•August ($729) and July ($700) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 44% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Ottawa to Houston George Bush Intcntl Airport the cheapest?

Flights from Ottawa to Houston George Bush Intcntl Airport are cheapest 24 weeks before departure. Booking in this window typically costs about 65% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Ottawa to Houston George Bush Intcntl Airport flights

Low season

October

Cheapest flight

$170
Beat the crowds with an average 37% drop in travelers.
The most popular month to fly with an average 10% increase in travelers.
One-way flight from Ottawa to Houston George Bush Intcntl Airport

When to book flights from Ottawa to George Bush Intcntl

Are your dates flexible? Find out the best times to travel from Ottawa to George Bush Intcntl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ottawa to Houston George Bush Intcntl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Ottawa to Houston George Bush Intcntl Airport?

    Only Economy Class is available on flights from Ottawa to Houston George Bush Intcntl Airport.

  • How long is a flight from Ottawa to Houston George Bush Intcntl Airport?

    A nonstop flight from Ottawa to Houston George Bush Intcntl Airport takes 00m, covering 1,501 miles.

  • Do I need a passport to fly from Ottawa to Houston George Bush Intcntl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Ottawa to Houston George Bush Intcntl Airport flight?

    Round-trip flights from Ottawa to Houston George Bush Intcntl Airport range from $467 to $720, with an average of $624 over the past 12 months. Anything below $467 counts as a good deal.

  • How expensive are last-minute Ottawa to Houston George Bush Intcntl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 26% above the $624 route average. Book 24 weeks before departure for the lowest fares.

  • Have flight prices from Ottawa to Houston George Bush Intcntl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $332 to $3,026. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Ottawa to Houston George Bush Intcntl Airport looking right now?

    One-way fares from Ottawa to Houston George Bush Intcntl Airport are currently lower than usual. Average one-way flight prices are about $311, which is 19% below the typical average for this route.

  • What car rental options are available at Houston George Bush Intcntl Airport (IAH)?

    Houston George Bush Intcntl Airport (IAH) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:

    • ACO Rent A Car
    • Easirent
    • America Car Rental
    • Hertz
    • Thrifty

  • Which airports can I use when flying from Ottawa to Houston George Bush Intcntl Airport?

    Flights from Ottawa to Houston George Bush Intcntl Airport usually depart from Ottawa (YOW) and arrive at Houston George Bush Intcntl (IAH).

  • Which airports do connecting flights from Ottawa to Houston George Bush Intcntl Airport pass through?

    One-stop flights from Ottawa to Houston George Bush Intcntl Airport most commonly connect through:

    • Toronto Pearson Intl (YYZ) - 44% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 19% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 9% of one-stop connections
    • Orlando (MCO) - 8% of one-stop connections

  • Can I save money by using flexible dates for flights from Ottawa to Houston George Bush Intcntl Airport?

    Yes. Flexible dates can save you up to 27% on flights from Ottawa to Houston George Bush Intcntl Airport. Monday is the cheapest departure day at $501 round-trip on average, while Sunday is the most expensive at $683, a difference of $182.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Ottawa to Houston George Bush Intcntl Airport?

    Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 6h 26m, compared with 6h 27m via Washington, D.C. Reagan-National (DCA) and 6h 35m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between Ottawa and Houston George Bush Intcntl Airport?

    Houston George Bush Intcntl Airport is 1 hour behind Ottawa (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Houston George Bush Intcntl Airport?

    Some of the most popular sights in Houston George Bush Intcntl Airport are George R. Brown Convention Center, Daikin Park and Houston Stadium. These are among the most viewed places in Houston George Bush Intcntl Airport on KAYAK.

Your guide to booking Ottawa to Houston George Bush Intcntl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Sunday. On this route, Monday flights average $501, about $182 less than Sunday fares (27% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 24 weeks before you fly. On this route, that window historically saves about 65% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ottawa to Houston George Bush Intcntl Airport trip for November. Fares historically average $504 round-trip in that month - typically $225 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Houston George Bush Intcntl Airport.

    • Houston Airport Marriott at George Bush Intercontinental

More options for your flight from Ottawa to George Bush Intcntl

Complete your trip to Houston with a hotel stay or car rental

Car rentals in Houston
Hotels in Houston
Vacations in Houston