Houston to Toronto (IAH–YYZ) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAH–YYZ is served by 1 airline with nonstop service. TWY leads the route. The flight covers 1,280 miles in approximately 2h 54m. Beyond nonstop, 168 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| TWY TWY | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Toronto from Houston
| Metric | IAH→YYZ | HOU→YYZ | CLL→YYZ |
|---|---|---|---|
| Distance from IAH | – | 24 mi | 74 mi |
| Nonstop airlines | 1 | 3 | 1 |
| Weekly flights | 46 | – | – |
| Flight time | 2h 54m | 3h 5m | 2h 10m |
| Departure OTP | 65% | – | – |
Travel Essentials
IAH: CDT · YYZ: EDT
When it's 6:00 PM in Houston, it's 7:00 PM in Toronto.
US passport holders enter Canada without a visa for stays up to 6 months. No eTA is needed when arriving by air with a US passport. Passport must be valid for the duration of the stay. A return or onward ticket and proof of funds may be requested at the border.
IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.
UP Express from T1 to Union Station runs every 15 minutes (25 min, CAD $12.35). The station is inside T1; take the LINK train from T3 arrivals first (free, 3 min). Taxis to downtown use a meter; expect CAD $55–75.Ride-hail (Uber, Lyft) picks up at the designated Ground Transportation area; follow signs. TTC buses run to the Kipling and Bloor–Yonge subway stations (CAD $3.30) for a longer but cheaper option. Car rental agencies are at T1 and accessible from T3 via the LINK train.
Humid continental climate. Winters are harsh (−10 to −1°C, December–March) with significant snowfall. Pearson closes runways for plowing and de-icing regularly, causing wave delays. Ice storms (freezing rain) are more disruptive than snowfall and can halt operations for hours. Buffalo-effect lake-effect snow can bring heavy accumulations with little warning.
Summers are warm and humid (22–30°C) with afternoon thunderstorms that delay departures July–August. Spring and fall are pleasant but unpredictable. YYZ connections in winter require significant schedule buffer. It is Canada's most weather-disrupted major hub.
IAH–YYZ Quick Facts
Frequently Asked Questions
Flights from IAH to YYZ
George Bush Intercontinental Airport (IAH) and Toronto Pearson International Airport (YYZ) are connected by nonstop service from TWY. With 46 weekly departures, this is a heavily served route.
IAH to YYZ Flight Duration and Schedule
Nonstop flight time from IAH to YYZ ranges from 2 hours 54 minutes to 3 hours 16 minutes. The route covers a distance of 1,280 miles (2,060 km). There are approximately 46 weekly flights outbound and 55 return, totaling 101 flights per week in both directions.
Connecting Options and Alternatives
168 one-stop connections are available, with the fastest taking approximately 4 hours via PIA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU), College Station (CLL) and Austin (AUS).