Dulles (IAD) to Mexico City (MEX)
Flight time
≈ 4h 32m
Bearing
230° SW
Dulles (IAD) to Mexico City (MEX) is 1,865 miles (3,002 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAD–MEX
Filed traffic dataIn May 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop IAD–MEX; the Boeing 737 MAX 8 was the most common aircraft at 100% of departures; flights ran 67% full.
Departures
125
May 2026
Seats
20,750
both directions
Passengers
13,948
both directions
Load factor
67.2%
RPM ÷ ASM
Who flies IAD–MEX?
United Airlines operated the most nonstop IAD–MEX departures in May 2026 (63), one of 2 carriers on the route.
- UA
63 departures · 10,458 seats
Share of departures50.4%65.7%
Load
- AM
Aeroméxico
62 departures · 10,292 seats
Share of departures49.6%68.7%
Load
What plane flies IAD–MEX?
In May 2026, the Boeing 737 MAX 8 flew 100% of IAD–MEX departures.
- Boeing 737 MAX 8
125 departures · 67.2% load
100.0%
How has IAD–MEX traffic changed?
Nonstop IAD–MEX departures rose from 118 in June 2025 to 125 in May 2026.
Monthly nonstop IAD–MEX traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
118 departures · 14,092 passengers
71.5%
Load
July 2025
128 departures · 18,196 passengers
82.2%
Load
August 2025
124 departures · 17,514 passengers
83.1%
Load
September 2025
121 departures · 12,561 passengers
62.6%
Load
October 2025
124 departures · 15,161 passengers
73.3%
Load
November 2025
121 departures · 15,532 passengers
77.1%
Load
December 2025
124 departures · 17,559 passengers
83.9%
Load
January 2026
120 departures · 14,211 passengers
71.2%
Load
February 2026
110 departures · 10,617 passengers
58.1%
Load
March 2026
125 departures · 13,677 passengers
65.7%
Load
April 2026
119 departures · 13,953 passengers
70.7%
Load
May 2026
125 departures · 13,948 passengers
67.2%
Load
By direction
Each direction is filed separately — they rarely match.
MEX → IAD
74.4% full
63 departures · 7,784 passengers
IAD → MEX
59.9% full
62 departures · 6,164 passengers
Nonstop IAD–MEX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Mexico City
MX
Mexico City Benito Juárez International Airport
Coordinates
19.44°N, 99.07°W
Hemisphere
N · W
Frequently asked
How far is Dulles (IAD) from Mexico City (MEX)?
IAD to MEX is 1,865 miles (3,002 km / 1,621 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to MEX?
A nonstop covers the 1,865-mile great-circle distance in roughly 4h 32m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–MEX?
In May 2026, the Boeing 737 MAX 8 flew the largest share of departures (100.0%).
What mileage do I earn flying IAD–MEX?
Distance-based programs credit off the 1,865-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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