Houston (IAH) to New York (LGA) flights
United Airlines, Delta Air Lines fly nonstop from George Bush Intercontinental Airport to LaGuardia Airport, with about 73 flights a week in July 2026. The 1,416-mile flight takes about 3h 28m gate to gate.
- Distance
- 1,416 mi · 2,279 km
- Flight time
- 3h 28m
- Airlines
- 2
- Seats filled
- 84%
Airlines flying IAH to LGA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 49 | Boeing 737-800, Boeing 737 MAX 8, Boeing 737-700 / MAX 7 | 323,990 | 3h 31m |
| Delta Air Lines | 23 | Airbus A220-300, Airbus A220-100 | 133,419 | 3h 26m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A321, Airbus A320-100/200, Airbus A320neo | 48,611 | 3h 19m |
| Mesa AirlinesSeasonal or ended | n/a | Embraer E175 | 14,157 | 3h 25m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 1,979 | 3h 29m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAH to LGA flight schedule
16 flight numbers flew this route in August 2026, 11 of them almost daily. The first usually leaves at 7:00am and the last at 6:35pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| DL 1417Delta Air Lines | 7:00am | 11:33am | 31 | 87% |
| UA 1697United Airlines | 7:00am | 11:29am | 26 | 89% |
| UA 1143United Airlines | 8:05am | 12:38pm | 21 | 91% |
| UA 2133United Airlines | 8:05am | 12:40pm | 10 | 80% |
| UA 678United Airlines | 9:47am | 2:29pm | 26 | 78% |
| DL 1739Delta Air Lines | 10:55am | 3:37pm | 29 | 93% |
| UA 2181United Airlines | 12:03pm | 4:45pm | 31 | 66% |
| DL 2088Delta Air Lines | 2:00pm | 6:49pm | 26 | 68% |
| UA 2249United Airlines | 2:20pm | 7:04pm | 10 | 68% |
| UA 2863United Airlines | 2:43pm | 7:25pm | 21 | 76% |
| UA 334United Airlines | 4:20pm | 8:59pm | 28 | 60% |
| UA 2857United Airlines | 5:15pm | 9:59pm | 8 | 63% |
| UA 462United Airlines | 5:15pm | 9:57pm | 18 | 70% |
| UA 2783United Airlines | 6:31pm | 11:14pm | 8 | 44% |
| DL 2943Delta Air Lines | 6:35pm | 11:20pm | 26 | 68% |
| UA 1503United Airlines | 6:35pm | 11:15pm | 21 | 70% |
Is IAH to LGA on time?
From September 2025 to August 2026, 73% of 4,261 flights arrived within 15 minutes of schedule and 3.4% were cancelled. Flights leaving around 8am were the most punctual (88%), those around 4pm the least (63%). Most delay time was caused by air traffic control and airport congestion (49%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 2,678 | 73% | 22 min | 2.4% |
| Delta Air Lines | 1,347 | 78% | 22 min | 4.8% |
| Spirit Airlines | 236 | 60% | 33 min | 7.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 123 | 81% | |
| 7am to 8am | 612 | 87% | |
| 8am to 9am | 289 | 88% | |
| 9am to 10am | 175 | 81% | |
| 10am to 11am | 427 | 79% | |
| 12pm to 1pm | 341 | 67% | |
| 2pm to 3pm | 557 | 68% | |
| 3pm to 4pm | 107 | 65% | |
| 4pm to 5pm | 385 | 63% | |
| 5pm to 6pm | 355 | 66% | |
| 6pm to 7pm | 698 | 66% | |
| 7pm to 8pm | 90 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 372 | 50,981 | |
| September 2025 | 368 | 46,091 | |
| October 2025 | 367 | 48,836 | |
| November 2025 | 346 | 43,729 | |
| December 2025 | 332 | 45,353 | |
| January 2026 | 341 | 36,510 | |
| February 2026 | 312 | 32,144 | |
| March 2026 | 330 | 36,830 | |
| April 2026 | 361 | 46,772 | |
| May 2026 | 338 | 45,690 | |
| June 2026 | 331 | 44,948 | |
| July 2026 | 323 | 44,272 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.