YOW - IAH

$245 Find Cheap Flights from Ottawa to Houston George Bush Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$387
Typical prices: $467-$720
Multiple Airlines
Sun 10/28Wed 10/31
YOW - IAH • 1 stop
Cheapest one-way
$245
Typical prices: $288-$457
Multiple Airlines
Sat 9/29
YOW - IAH • 3 stops
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 $294 (round-trip)
Washington, D.C. Reagan-National (DCA)
Shortest trip • 5h 40m (one-way)
Insights
Insights
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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

Wed, Oct 28 - Sat, Oct 31
Multiple Airlines Logo
8:00 am - 3:30 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 30m1 stop Orlando
Multiple Airlines Logo
6:00 am - 1:00 amIAH  Houston George Bush Intcntl-YOW Ottawa
18h 00m2 stops Las Vegas Harry Reid Intl Calgary
$387Multiple Airlines
Wed, Sep 23 - Fri, Oct 2
WestJet Logo
8:15 pm - 1:55 pmYOW  Ottawa-IAH Houston George Bush Intcntl
18h 40m1 stop Calgary
WestJet Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
$397WestJet
Wed, Sep 23 - Fri, Oct 2
WestJet Logo
6:15 pm - 10:40 pmYOW  Ottawa-IAH Houston George Bush Intcntl
29h 25m2 stops Edmonton Calgary
WestJet Logo
6:30 am - 5:15 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 45m1 stop Calgary
$417WestJet
Sat, Sep 12 - Fri, Sep 18
Multiple Airlines Logo
7:00 am - 10:30 pmYOW  Ottawa-IAH Houston George Bush Intcntl
16h 30m2 stops Orlando Atlanta Hartsfield-Jackson
Multiple Airlines Logo
8:25 am - 3:07 pmIAH  Houston George Bush Intcntl-YOW Ottawa
29h 42m1 stop Fort Lauderdale
$424Multiple Airlines
Fri, Feb 12 - Sat, Feb 20
Air Canada Logo
9:10 am - 5:08 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 58m1 stop Toronto Pearson Intl
Air Canada Logo
12:00 pm - 6:45 pmIAH  Houston George Bush Intcntl-YOW Ottawa
5h 45m1 stop Toronto Pearson Intl
$615Air Canada
Sat, Feb 27 - Sun, Mar 7
Air Canada Logo
9:10 am - 5:08 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 58m1 stop Toronto Pearson Intl
Air Canada Logo
3:30 pm - 8:15 amIAH  Houston George Bush Intcntl-YOW Ottawa
15h 45m1 stop Toronto Pearson Intl
$643Air Canada
Thu, Oct 1 - Wed, Oct 7
Air Canada Logo
2:50 pm - 7:52 pmYOW  Ottawa-IAH Houston George Bush Intcntl
6h 02m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
7:20 am - 3:10 pmIAH  Houston George Bush Intcntl-YOW Ottawa
6h 50m1 stop Toronto Pearson Intl
$651Air Canada
Tue, Oct 6 - Sat, Oct 10
United Airlines Logo
3:10 pm - 8:53 pmYOW  Ottawa-IAH Houston George Bush Intcntl
6h 43m1 stop Newark
United Airlines Logo
7:21 am - 5:16 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 55m1 stop Chicago O'Hare Intl
$677United Airlines
Tue, Oct 6 - Sat, Oct 10
United Airlines Logo
3:10 pm - 8:53 pmYOW  Ottawa-IAH Houston George Bush Intcntl
6h 43m1 stop Newark
United Airlines Logo
7:21 am - 5:16 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 55m1 stop Chicago O'Hare Intl
$679United Airlines
Fri, Feb 12 - Sat, Feb 20
United Airlines Logo
6:15 am - 7:40 pmYOW  Ottawa-IAH Houston George Bush Intcntl
14h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 2:18 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 18m1 stop Chicago O'Hare Intl
$701United 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 from Ottawa to Houston George Bush Intcntl Airport with more confidence.

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

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

What is 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 prices 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.

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Key details for Ottawa to Houston George Bush Intcntl Airport flights

Low season

October

Cheapest flight

$245
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly and prices are also 5% lower on average.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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.

  • 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) - 41% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 22% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 9% of one-stop connections
    • Orlando (MCO) - 8% of one-stop connections

    Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 27% on the Ottawa to Houston George Bush Intcntl Airport route. 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.

  • 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 Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston George Bush Intcntl Airport on KAYAK.

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

    Last-minute fares on this route - booked within 2 weeks of departure - run 26% above the route average of $624. Book 24 weeks before departure for the lowest fares.

  • 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 0h 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.

  • 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 $397 to $1,766. That means the highest observed fare was about 4x 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 higher than usual. Average one-way flight prices are about $641, which is 68% above the typical average for this route.

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

    Flying via Washington, D.C. Reagan-National (DCA) gives the shortest average 1-stop total travel time at 5h 40m, compared with 6h 19m via Montreal Pierre Elliott Trudeau Intl (YUL) and 6h 32m via Toronto Pearson Intl (YYZ).

  • 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 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

  • 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.

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 can be flexible, aim for a Monday departure instead of Sunday. On this route, Monday flights average $501 - about $182 less than Sunday (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

Everything you need to know for your flight from Ottawa to George Bush Intcntl

Information on your arrival and departure airports

Ottawa (YOW)
George Bush Intcntl (IAH)