Flights Washington → Las Vegas
IAD → LAS
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Washington (IAD) → Las Vegas (LAS) route is operated by United Airlines. Across 235 flights monitored in recent months, 90% arrived on time (within 15 min of schedule), with an average delay of 3 minutes. The cancellation rate is 0.43%. FlightGuard's average computed risk is 7.5/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Las Vegas the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Washington the average ATFM delay is 2.0 minutes.
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 81% | 6 min | 1.9% |
Airlines operating IAD-LAS
Airports
Frequently asked questions about IAD-LAS
On the Washington (IAD) -> Las Vegas (LAS) route, on-time performance is 90% with an average delay of 3 minutes, based on 235 tracked flights.
The cancellation rate on Washington-Las Vegas is 0.43% across 235 monitored flights.
The route is operated by 1 airline: United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Las Vegas, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
