Toronto to Houston (YYZ–IAH) — Airlines, Schedules & Connections

YYZ Airport Page →
1,280 mi airlines 43/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 37m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
AC4276
AC Air Canada
320
6:10 AM
EDT T1
9:10 AM
CDT
4h
M T W T F S S
Prices
UA1345
UA United
320
6:10 AM
EDT T1
9:10 AM
CDT
4h
M T W T F S S
Prices
AC591
AC Air Canada
223
8:15 AM
EDT T1
11:09 AM
CDT
3h 54m
M T W T F S S
Prices
UA2236
UA United
319
4:31 PM
EDT T1
7:31 PM
CDT
4h
M T W T F S S
Prices
UA8212
UA United
BCS3
6:50 PM
EDT TT1
9:44 PM
CDT
3h 54m
M T W T F S S
Prices
AC595
AC Air Canada
BCS3
7:12 PM
EDT TT1
10:10 PM
CDT
3h 58m
M T W T F S S
Prices
AC590
AC Air Canada
223
7:10 AM
CDT TA
11:20 AM
EDT
3h 10m
M T W T F S S
Prices
AC4277
AC Air Canada
320
10:02 AM
CDT TC
2:20 PM
EDT
3h 18m
M T W T F S S
Prices
UA2606
UA United
319
11:24 AM
CDT TC
3:25 PM
EDT
3h 1m
M T W T F S S
Prices
AC592
AC Air Canada
223
11:55 AM
CDT TA
4:05 PM
EDT
3h 10m
M T W T F S S
Prices
UA313
UA United
320
6:47 PM
CDT TC
10:35 PM
EDT
2h 48m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Toronto to Houston
2 carriers, 43 flights/week nonstop.
2 Airlines 43 Flights/wk 1,280 mi 3h 54m nonstop -1h behind 117 1-stop hubs

YYZ–IAH is served by 2 airlines with nonstop service. Air Canada and United Airlines lead the route. The flight covers 1,280 miles in approximately 3h 54m. Beyond nonstop, 117 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop YYZ–IAH service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AC Air Canada 21 223, 320, BCS3 3h54-4h 63% Star Alliance
UA United Airlines 21 319, 320, BCS3 3h54-4h 63% Star Alliance
Aircraft on this route
223 Airbus A220-300 – AC
319 Airbus A319 – UA
320 Airbus A320 – AC, UA
BCS3 Airbus A220-300 – AC, UA
Alliance coverage
Star Alliance: AC + UA (42 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, YYZ to IAH direction.
Mon
6
flights
Tue
6
flights
Wed
6
flights
Thu
6
flights
Fri
6
flights
Sat
6
flights
Sun
6
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
6
Nonstop flights
43
Outbound / wk
36
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for YYZ to IAH.
1-STOP
One-Stop Connections
117
Hubs
~4h
Fastest
~47h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
4,923
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
YYZ → IAH
63%
Moderate delays possible. Allow buffer time.
Departing
63%
Arriving
86%
Return
IAH → YYZ
59%
Frequent delays expected. Consider flexible booking.
Departing
59%
Arriving
94%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. YYZ delays → IAH delays →

Other ways to reach Houston from Toronto

Nearby airports with service to George Bush Intercontinental Airport.
Metric YYZ→IAH YHM→IAH
Distance from YYZ 38 mi
Nonstop airlines 2 1
Weekly flights 43 1
Flight time 3h 54m 4h 36m
Departure OTP 63%
Airports within 200 miles of YYZ with service to George Bush Intercontinental Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Houston is 1 hour behind Toronto.
YYZ: EDT · IAH: CDT

When it's 6:00 PM in Toronto, it's 5:00 PM in Houston.
Distance & Flight Time
1,280 mi / 2,060 km
Nonstop flight time is approximately 3h 54m to 4h 7m.
Visa & Entry

Canadian citizens do not need a visa or ESTA to enter the United States for tourism or business stays up to 6 months. A valid Canadian passport is required for air travel. Land and sea crossings also accept a NEXUS card, enhanced driver's license, or FAST card. At the border, officers determine the length of stay and may ask for proof of ties to Canada and a return plan.

Getting to YYZ

The UP Express train runs from Union Station (downtown Toronto) to Terminal 1 in 25 minutes (CAD $12.35). Trains depart every 15 minutes during peak hours, every 30 minutes off-peak and overnight. Highway 427 and the 401 are heavily congested during rush hours.

Taxis and ride-hail from downtown cost CAD $50–70 and take 25–60 minutes depending on traffic. MiWay and Brampton Transit buses serve the airport from the western suburbs. Long-term parking is available in the Viscount Road lots with free shuttle service.

Getting from IAH

No direct rail from IAH. The METRO bus 102 (IAH Express) runs to downtown Houston's transit center (60–90 min, $1.25). Taxis to downtown Houston cost $50–70. Ride-hails pick up at the designated Rideshare zones outside baggage claim on the lower level.IAH has five terminals (A–E) connected by an underground tunnel with trams. Terminal D handles international arrivals. Rental car agencies are in a consolidated facility adjacent to Terminal C; a free IAH Connector bus runs between terminals and the rental car center. The Galleria / Uptown area costs $35–50 by ride-hail.

Houston Climate

Humid subtropical climate. Hot, humid, and wet for much of the year. Summers are brutal (33–38°C) with high humidity and near-daily afternoon thunderstorms. Severe storms with hail and high winds regularly cause ground stops from April through September. Houston's flooding risk is significant. Heavy rain events, including tropical system remnants, have flooded airport roads, cutting off surface access even when the airport itself remains operational.

Winters are mild (5–18°C) with occasional ice storms. These are rare but highly disruptive when they occur. Hurricane season (June–November) requires monitoring for Gulf storms. October through March has the best flying weather.

YYZ–IAH Quick Facts

Key statistics for the Toronto to Houston route.
Route details
Distance1,280 mi / 2,060 km
Flight time3h 54m to 4h 7m
Time difference-1 hour
Airlines (nonstop)2
Weekly flights43 out / 36 return
1-stop connections117 hubs
Origin: YYZ
IATA / ICAOYYZ / CYYZ
TimezoneAmerica/Toronto
Passengers/yr46.8M
Elevation569 ft / 173 m
Destination: IAH
IATA / ICAOIAH / KIAH
TimezoneAmerica/Indiana/Tell_City
Passengers/yr46.7M
Elevation97 ft / 30 m

Frequently Asked Questions

Common questions about YYZ to IAH flights.
Nonstop flights from Toronto Pearson International Airport to George Bush Intercontinental Airport take approximately 3h 54m to 4h 7m. The route covers 1,280 miles.
2 airlines operate nonstop service: Air Canada and United Airlines.
There are approximately 43 nonstop flights per week from YYZ to IAH. The return direction has about 36 weekly flights.
Yes, 1-stop connections are available through MKC, HOU, FTY, MEM, YQG, SDF, GSO, MDW, TEB, LCQ, IND, SAT, CHS, OMA, VRB, SAV, APF, RIC, MLB, YHM, EGE, SCF, SLC, BZN, CZM, TUS, CLD, MZT, PXM, YWG, SJD, SRQ, AUA, YYT, SAN, BON, PVR, PUJ, ANC, MBJ, GEO, YUL, GCM, DTW, IAD, ORD, ATL, PHX, DEN, GUA, EWR, STL, AUS, MSY, JFK, DFW, MCO, MIA, LGA, PHL, FLL, LAS, PBI, MEX, NLU, DCA, MSP, RDU, BZE, PIT, TPA, RSW, SJO, BNA, BOS, LHR, SAL, CLT, SFO, CUN, YVR, YYC, LAX, GDL, MTY, YEG, CVG, CMH, MID, SEA, BOG, NAS, CLE, PSP, POS, FRA, LIR, PTY, SJU, DAL, PLS, CDG, SCL, RTB, GRU, ZIH, MUC, IST, GIG, LIM, NRT, HNL, HND, AMS, DOH, TPE and DXB. These options provide additional schedule flexibility.
Houston is 1 hour behind Toronto.
Yes, return flights from IAH to YYZ are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include YHM. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from YYZ to IAH

Toronto Pearson International Airport (YYZ) and George Bush Intercontinental Airport (IAH) are connected by nonstop service from Air Canada and United Airlines. With 43 weekly departures, this is a heavily served route.

YYZ to IAH Flight Duration and Schedule

Nonstop flight time from YYZ to IAH ranges from 3 hours 54 minutes to 4 hours 7 minutes. The route covers a distance of 1,280 miles (2,060 km). There are approximately 43 weekly flights outbound and 36 return, totaling 79 flights per week in both directions.

Connecting Options and Alternatives

117 one-stop connections are available, with the fastest taking approximately 4 hours via MKC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Hamilton (YHM).