YOW - IAH

$406 Find Cheap Flights from Ottawa to Houston George Bush Airport - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$406
Typical prices: $566-$753
Multiple Airlines
Wed 12/12Sun 12/16
YOW - IAH • 3 stops
Cheapest one-way
$701
Typical prices: $336-$457
United Airlines
Wed 11/28
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 67% compared to booking last minute.
Insights
Insights
When to travel
September
Cheapest • 35% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Fort Lauderdale (FLL)
Cheapest • Avg $379 (round-trip)
Washington, D.C. Reagan-National (DCA)
Shortest trip • 6h 19m (one-way)
Insights
Insights
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We hope you love your trip to Houston George Bush Intcntl Airport!
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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

Sat, Dec 12 - Wed, Dec 16
Multiple Airlines Logo
10:15 am - 8:45 amYOW  Ottawa-IAH Houston George Bush Intcntl
23h 30m3 stops Toronto Pearson Intl Tampa Atlanta Hartsfield-Jackson
Multiple Airlines Logo
9:24 pm - 12:09 amIAH  Houston George Bush Intcntl-YOW Ottawa
25h 45m2 stops Atlanta Hartsfield-Jackson Tampa
$406Multiple Airlines
Tue, Dec 8 - Fri, Dec 11
Multiple Airlines Logo
7:00 am - 4:06 pmYOW  Ottawa-IAH Houston George Bush Intcntl
10h 06m1 stop Fort Lauderdale
Multiple Airlines Logo
7:20 pm - 11:40 pmIAH  Houston George Bush Intcntl-YOW Ottawa
27h 20m2 stops Phoenix Sky Harbor Intl Calgary
$422Multiple Airlines
Sat, Dec 12 - Wed, Dec 16
Multiple Airlines Logo
10:25 am - 8:45 amYOW  Ottawa-IAH Houston George Bush Intcntl
23h 20m2 stops Newark Atlanta Hartsfield-Jackson
Multiple Airlines Logo
9:24 pm - 12:09 amIAH  Houston George Bush Intcntl-YOW Ottawa
25h 45m2 stops Atlanta Hartsfield-Jackson Tampa
$452Multiple Airlines
Mon, Jan 25 - Fri, Jan 29
Multiple Airlines Logo
7:05 am - 10:39 amYOW  Ottawa-IAH Houston George Bush Intcntl
28h 34m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson
Multiple Airlines Logo
5:01 am - 2:25 pmIAH  Houston George Bush Intcntl-YOW Ottawa
8h 24m1 stop Orlando
$467Multiple Airlines
Wed, Mar 3 - Tue, Mar 9
United Airlines Logo
3:10 pm - 10:23 pmYOW  Ottawa-IAH Houston George Bush Intcntl
8h 13m1 stop Newark
United Airlines Logo
1:08 pm - 9:26 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 18m1 stop Chicago O'Hare Intl
$605United Airlines
Wed, Mar 3 - Tue, Mar 9
United Airlines Logo
6:00 am - 5:25 pmYOW  Ottawa-IAH Houston George Bush Intcntl
12h 25m1 stop Newark
United Airlines Logo
5:00 am - 3:12 pmIAH  Houston George Bush Intcntl-YOW Ottawa
9h 12m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
$605United Airlines
Thu, Jan 7 - Fri, Jan 8
United Airlines Logo
4:36 pm - 8:30 amYOW  Ottawa-IAH Houston George Bush Intcntl
16h 54m1 stop Chicago O'Hare Intl
United Airlines Logo
10:30 am - 7:27 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 57m1 stop Washington, D.C. Dulles Intl
$677United Airlines
Fri, Feb 26 - Mon, Mar 8
Air Canada Logo
6:00 am - 7:52 pmYOW  Ottawa-IAH Houston George Bush Intcntl
14h 52m2 stops Toronto Pearson Intl Denver Intl
Air Canada Logo
3:30 pm - 11:50 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 20m1 stop Toronto Pearson Intl
$788Air Canada
Sun, Dec 27 - Thu, Dec 31
Air Canada Logo
8:25 pm - 9:13 amYOW  Ottawa-IAH Houston George Bush Intcntl
13h 48m1 stop Toronto Pearson Intl
Air Canada Logo
11:50 am - 7:52 pmIAH  Houston George Bush Intcntl-YOW Ottawa
7h 02m1 stop Montreal Pierre Elliott Trudeau Intl
$808Air Canada
Sun, Dec 27 - Mon, Dec 28
Air Canada Logo
8:25 pm - 9:13 amYOW  Ottawa-IAH Houston George Bush Intcntl
13h 48m1 stop Toronto Pearson Intl
Air Canada Logo
6:19 pm - 1:40 amIAH  Houston George Bush Intcntl-YOW Ottawa
6h 21m1 stop Toronto Pearson Intl
$813Air Canada
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, Tuesday is the cheapest day of the week to fly from Ottawa to Houston George Bush Intcntl Airport. It’s 8% cheaper than the average day, while Monday is the most expensive, with prices 10% higher.

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

•September is the cheapest month to fly from Ottawa to Houston George Bush Intcntl Airport at $423 round-trip.
•October ($746) and December ($726) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 76% 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 67% 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

$406
Beat the crowds with an average 23% drop in travelers.
The most popular month to fly with an average 24% increase in travelers.
Round-trip 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 $566 to $753, with an average of $652 over the past 12 months. Anything below $566 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 $652 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 $406 to $1,419. That means the highest observed fare was about 3x 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 $1,246, which is 208% above 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 averaging $39 for economy cars. Top options include:

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

  • 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) - 50% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 13% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 10% of one-stop connections
    • Orlando (MCO) - 9% 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 16% on flights from Ottawa to Houston George Bush Intcntl Airport. Tuesday is the cheapest departure day at $604 round-trip on average, while Monday is the most expensive at $719, a difference of $115.

    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 Washington, D.C. Reagan-National (DCA) gives the shortest average 1-stop total travel time at 6h 19m, compared with 6h 26m via Montreal Pierre Elliott Trudeau Intl (YUL) and 6h 44m via Newark (EWR).

  • 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 Tuesday departure and avoid flying on Monday. On this route, Tuesday flights average $604, about $115 less than Monday fares (16% 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 67% 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 September. Fares historically average $423 round-trip in that month - typically $323 less than the most expensive month, which is October (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

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