Houston (IAH) to Toronto (YYZ)
Flight time
≈ 3h 22m
Bearing
38° NE
Houston (IAH) to Toronto (YYZ) is 1,280 miles (2,060 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAH–YYZ
Filed traffic dataIn July 2026, United Airlines operated the most departures, one of 3 carriers flying nonstop IAH–YYZ; the Boeing 737-800 was the most common aircraft at 28% of departures; flights ran 88% full.
Departures
244
July 2026
Seats
38,967
both directions
Passengers
34,455
both directions
Load factor
88.4%
RPM ÷ ASM
Who flies IAH–YYZ?
United Airlines operated the most nonstop IAH–YYZ departures in July 2026 (124), one of 3 carriers on the route.
- UA
124 departures · 17,854 seats
Share of departures50.8%90.9%
Load
- RV
Air Canada Rouge
109 departures · 19,312 seats
Share of departures44.7%85.9%
Load
- AC
Air Canada
11 departures · 1,801 seats
Share of departures4.5%91.5%
Load
What plane flies IAH–YYZ?
In July 2026, the Boeing 737-800 flew 28% of IAH–YYZ departures — more than any other aircraft type.
- Boeing 737-800
68 departures · 85.5% load
27.9% - Airbus A320
64 departures · 91.0% load
26.2% - Boeing 737-700
48 departures · 93.4% load
19.7% - Boeing 767-300
40 departures · 86.5% load
16.4% - Boeing 737 MAX 9
8 departures · 97.3% load
3.3% - Airbus A321
6 departures · 88.1% load
2.5% - Airbus A220-300
4 departures · 93.1% load
1.6% - Boeing 737-900ER
4 departures · 70.5% load
1.6% - Boeing 737-900
2 departures · 66.2% load
0.8%
How has IAH–YYZ traffic changed?
Nonstop IAH–YYZ departures rose from 221 in August 2025 to 244 in July 2026.
Monthly nonstop IAH–YYZ traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
221 departures · 27,275 passengers
88.0%
Load
September 2025
217 departures · 23,884 passengers
82.2%
Load
October 2025
245 departures · 29,209 passengers
81.1%
Load
November 2025
220 departures · 24,131 passengers
76.6%
Load
December 2025
226 departures · 25,669 passengers
85.2%
Load
January 2026
215 departures · 23,150 passengers
79.3%
Load
February 2026
206 departures · 23,927 passengers
81.9%
Load
March 2026
244 departures · 27,001 passengers
79.7%
Load
April 2026
229 departures · 25,196 passengers
81.5%
Load
May 2026
124 departures · 15,032 passengers
79.2%
Load
June 2026
136 departures · 17,714 passengers
86.1%
Load
July 2026
244 departures · 34,455 passengers
88.4%
Load
By direction
Each direction is filed separately — they rarely match.
IAH → YYZ
86.4% full
122 departures · 16,820 passengers
YYZ → IAH
90.5% full
122 departures · 17,635 passengers
Nonstop IAH–YYZ traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Toronto
CA
Toronto Pearson International Airport
Coordinates
43.68°N, 79.63°W
Hemisphere
N · W
Frequently asked
How far is Houston (IAH) from Toronto (YYZ)?
IAH to YYZ is 1,280 miles (2,060 km / 1,112 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAH to YYZ?
A nonstop covers the 1,280-mile great-circle distance in roughly 3h 22m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAH–YYZ?
In July 2026, the Boeing 737-800 flew the largest share of departures (27.9%), followed by the Airbus A320 (26.2%).
What mileage do I earn flying IAH–YYZ?
Distance-based programs credit off the 1,280-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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