$440 Cheap Flights from Houston (IAH) to Sudbury (YSB)

View $440 flight on Sat, Nov 8, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Sudbury, ON (YSB-Greater Sudbury)

Cheap Flights from Houston to Sudbury (IAH-YSB)

Prices were available within the past 7 days and start at $440 for one-way flights and $799 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 22 - Wed, Oct 29
IAH
Houston
YSB
Sudbury
$799 Roundtrip, found 3 days ago
$799
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 22 from Houston to Sudbury, returning Wed, Oct 29, priced at $799 found 3 days ago
United
Sat, Nov 15 - Sat, Dec 6
IAH
Houston
YSB
Sudbury
$806 Roundtrip, found 4 hours ago
$806
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Nov 15 from Houston to Sudbury, returning Sat, Dec 6, priced at $806 found 4 hours ago
Air Canada
Sat, Jan 17 - Wed, Jan 21
IAH
Houston
YSB
Sudbury
$824 Roundtrip, found 15 hours ago
$824
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Sat, Jan 17 from Houston to Sudbury, returning Wed, Jan 21, priced at $824 found 15 hours ago
United
Fri, Nov 7 - Sat, Nov 15
IAH
Houston
YSB
Sudbury
$827 Roundtrip, found 15 hours ago
$827
Roundtrip
found 15 hours ago
Select United flight, departing Fri, Nov 7 from Houston to Sudbury, returning Sat, Nov 15, priced at $827 found 15 hours ago
United
Wed, Oct 22 - Wed, Oct 29
IAH
Houston
YSB
Sudbury
$830 Roundtrip, found 3 days ago
$830
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 22 from Houston to Sudbury, returning Wed, Oct 29, priced at $830 found 3 days ago
United
Sat, Nov 8 - Sat, Nov 15
IAH
Houston
YSB
Sudbury
$838 Roundtrip, found 15 hours ago
$838
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Nov 8 from Houston to Sudbury, returning Sat, Nov 15, priced at $838 found 15 hours ago
United
Wed, Oct 22 - Wed, Oct 29
IAH
Houston
YSB
Sudbury
$840 Roundtrip, found 3 days ago
$840
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 22 from Houston to Sudbury, returning Wed, Oct 29, priced at $840 found 3 days ago
United
Wed, Oct 22 - Wed, Oct 29
IAH
Houston
YSB
Sudbury
$841 Roundtrip, found 3 days ago
$841
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 22 from Houston to Sudbury, returning Wed, Oct 29, priced at $841 found 3 days ago
United
Sat, Nov 8 - Sat, Nov 15
IAH
Houston
YSB
Sudbury
$847 Roundtrip, found 15 hours ago
$847
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Nov 8 from Houston to Sudbury, returning Sat, Nov 15, priced at $847 found 15 hours ago
United
Wed, Nov 5 - Sat, Nov 15
IAH
Houston
YSB
Sudbury
$848 Roundtrip, found 4 hours ago
$848
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Nov 5 from Houston to Sudbury, returning Sat, Nov 15, priced at $848 found 4 hours ago

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB) cost?
Lock in a cheap one-way flight from $440 or cheap return flight from $799 from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB)?
Planning your trip for October is a great way to save, as it's the cheapest month for flights between IAH and YSB. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest IAH to YSB flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB)?
You'll need to hop on a flight with a layover if you're traveling from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from IAH to YSB?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB)?
Book a flight from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB) last-minute?
Last-minute fares from IAH to YSB are usually more expensive. For the best prices, start searching for flights as early as possible. That being said, if your travel plans are flexible, you may find a cheap fare just before your departure.
Is it cheaper to book an IAH to YSB flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAH to YSB flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Greater Sudbury Airport (YSB)?
Typically, you can reschedule or cancel your IAH to YSB flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Greater Sudbury
Airlines serving
Air Canada, United
Roundtrip price
$799
Distance
1388 mi

Book with confidence

Book with confidence

Houston to Sudbury Flights

The cheapest times to fly from Houston to Sudbury

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Sudbury are during the month of October. You can find some of the cheapest flights from Houston to Sudbury with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Sudbury

Sunday is one of the best days to book for cheap flights from Houston to Sudbury: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Sudbury

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Sudbury in 2025. You can also book with separate airlines for your outbound and return journeys, from $440 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Sudbury flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Sudbury airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Sudbury Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.