Flights Washington → Mexico City
IAD → MEX
Route overview
The flight route connects Washington with Mexico City, utilizing aircraft such as the Boeing 737 and Airbus A320, including the specific model Boeing 737-700. The destination airport in Mexico City, which opened in 1963, serves over 46 million passengers annually.
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) → Mexico City (MEX) route is operated by Delta Air Lines, United Airlines. FlightGuard's average computed risk is 11.8/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Mexico City the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Washington the average ATFM delay is 2.0 minutes.
Heading to Mexico City: what to expect in this direction
Flying from Washington (IAD) to Mexico City (MEX) heads south-west for about 3,002 km, a flight time of roughly 4h 10m.
Air-traffic congestion: departing Washington the average ATFM delay is 2.0 min (atfm); arriving into Mexico City it is 2.0 min (atfm).
Route facts
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 80% | 8 min | 1.8% |
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating IAD-MEX
Airports
Frequently asked questions about IAD-MEX
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 2 airlines: Delta Air Lines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Mexico City, 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.
