Find cheap flights from Houston to Ottawa – Compare and Save

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Everything you should know

Direct flights
Not available
There are currently no direct flights between Houston and Ottawa. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 37% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Fort Lauderdale (FLL)
Cheapest • Avg C$ 462 (round-trip)
Washington, D.C. Dulles Intl (IAD)
Shortest trip • 6h 01m (one-way)
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Insights
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Flight Deals

Cheap Flights from Houston to Ottawa

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

Recent round-trip flight deals from Houston to Ottawa

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HO1  Johor Bahru Hallmark Regency Hotel-YOW Ottawa Airport
3923 kmmulti-stop
Multiple Airlines Logo
YOW  Ottawa Airport-HO1 Johor Bahru Hallmark Regency Hotel
3923 kmmulti-stop
Multiple Airlines
Booking Insights

Price, demand, and travel trends for Houston to Ottawa 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 Houston to Ottawa?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Houston to Ottawa. It’s 32% cheaper than the average day, while Monday is the most expensive, with prices 25% higher.

What is the cheapest month to fly from Houston to Ottawa?

•April is the cheapest month to fly from Houston to Ottawa at C$ 655 round-trip.
•October (C$ 1,673) and September (C$ 1,584) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 155% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Houston to Ottawa flights

Low season

September
Beat the crowds with an average 70% drop in traveller numbers.
The most popular month to fly with an average 85% increase in traveller numbers.

When to book flights from Houston to Ottawa

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

Your Houston to Ottawa flight questions, answered

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

  • Which cabin classes can I book on flights from Houston to Ottawa?

    Only Economy Class is available on flights from Houston to Ottawa.

  • How long does a flight from Houston to Ottawa take?

    A direct flight from Houston to Ottawa takes 00m, covering 3,923 km.

  • Do I need a passport to fly from Houston to Ottawa?

    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 Houston to Ottawa flight?

    Round-trip flights from Houston to Ottawa range from C$ 743 to C$ 1,156, with an average of C$ 1,043 over the past 12 months. Anything below C$ 743 counts as a good deal.

  • What car rental options are available at Ottawa Airport (YOW)?

    Ottawa Airport (YOW) hosts 5 major car rental companies, with daily rates starting from around C$ 18 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Europcar
    • Alamo
    • Budget
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Houston to Ottawa?

    Flights from Houston to Ottawa may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH). Flights usually arrive at Ottawa (YOW).

  • Which airports do connecting flights from Houston to Ottawa pass through?

    One-stop flights from Houston to Ottawa most commonly connect through:

    • Toronto Pearson Intl (YYZ) – 46% of one-stop connections
    • Newark (EWR) – 14% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) – 11% of one-stop connections
    • Montreal Pierre Elliott Trudeau Intl (YUL) – 11% of one-stop connections

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

    Yes. Flexible dates can save you up to 46% on flights from Houston to Ottawa. Saturday is the cheapest departure day at C$ 713 round-trip on average, while Monday is the most expensive at C$ 1,305, a difference of C$ 592.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport when travelling from Houston to Ottawa?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 6h 01m, compared with 6h 43m via Chicago O'Hare Intl (ORD) and 6h 52m via Toronto Pearson Intl (YYZ).

  • What is the time difference between Houston and Ottawa?

    Ottawa is 1 hour ahead of Houston (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which popular places can I visit in Ottawa?

    Some of the most popular sights in Ottawa are National Arts Centre, Shaw Centre, and Canal Rideau Memorial. These are among the most viewed places in Ottawa on KAYAK.

Your guide to booking Houston to Ottawa 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 Saturday departure and avoid flying on Monday. On this route, Saturday flights average C$ 713, about C$ 592 less than Monday fares (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Houston to Ottawa trip for April. Fares historically average C$ 655 round-trip in that month – typically C$ 1,018 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 Ottawa Airport.

    • Hilton Garden Inn Ottawa Airport
    • Hampton Inn by Hilton Ottawa Airport
    • Ramada by Wyndham Ottawa On The Rideau

More options for your flight from Houston to Ottawa

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

Car rentals in Ottawa
Hotels in Ottawa
Vacations in Ottawa