Dulles (IAD) to Mexico City (MEX)

1,865mi
3,002 km1,621 nm

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.

Route map: IAD → MEXIADMEX

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What actually flies IADMEX

Filed traffic data

In 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

    United Airlines

    63 departures · 10,458 seats

    65.7%

    Load

  • AM

    Aeroméxico

    62 departures · 10,292 seats

    68.7%

    Load

What plane flies IAD–MEX?

In May 2026, the Boeing 737 MAX 8 flew 100% of IAD–MEX departures.

How has IAD–MEX traffic changed?

Nonstop IAD–MEX departures rose from 118 in June 2025 to 125 in May 2026.

Monthly nonstop IADMEX 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.

MEXIAD

74.4% full

63 departures · 7,784 passengers

IADMEX

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

IAD

US

Washington Dulles International Airport

Coordinates

38.94°N, 77.46°W

Hemisphere

N · W

MEX

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.

Keep exploring

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