Route
IAD → LGA
Washington Dulles International Airport LaGuardia Airport
228 miles
Return route LGA → IAD →
How punctual is this route?
- On-time arrivals
- 73.1%
- Less than 15 minutes late
- Cancelled
- 6.9%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 911
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 59%
- Late-arriving aircraft 20%
- Airline (crew, maintenance, cleaning) 16%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.2% | 111 |
| October 2025 | 77.6% | 99 |
| November 2025 | 62.7% | 88 |
| December 2025 | 68.6% | 107 |
| January 2026 | 86.7% | 80 |
| February 2026 | 76.1% | 73 |
| March 2026 | 66.7% | 95 |
| April 2026 | 81.0% | 21 |
| May 2026 | 75.3% | 96 |
| June 2026 | 59.6% | 60 |
| July 2026 | 66.7% | 62 |
| August 2026 | 64.7% | 19 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Republic Airways | 911 | 73.1% | 6.9% | 76 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
Reviews
No reviews yet. Be the first to review this route.