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Dulles (IAD) to Peoria (PIA)

660mi
1,062 km573 nm

Flight time

≈ 2h 07m

Bearing

284° W

Dulles (IAD) to Peoria (PIA) is 660 miles (1,062 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: IAD → PIAIADPIA

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What actually flies IADPIA

US DOT T-100 · filed data

In April 2026, Allegiant Air was the only carrier flying nonstop IAD–PIA; the Airbus A320 was the most common aircraft at 100% of departures; flights ran 99% full.

Departures

2

April 2026

Seats

360

both directions

Passengers

358

both directions

Load factor

99.4%

passengers ÷ seats

Who flies IAD–PIA?

Allegiant Air was the only carrier to fly nonstop IAD–PIA in April 2026 (2 departures).

  • G4

    Allegiant Air

    2 departures · 360 seats

    99.4%

    Load

What plane flies IAD–PIA?

In April 2026, the Airbus A320 flew 100% of IAD–PIA departures.

How has IAD–PIA traffic changed?

Nonstop IAD–PIA departures held steady at about 2 a month between May 2025 and April 2026.

Monthly nonstop IADPIA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • May 2025

    2 departures · 358 passengers

    96.2%

    Load

  • June 2025

    0 departures · 0 passengers

    Load

  • July 2025

    2 departures · 354 passengers

    98.3%

    Load

  • August 2025

    0 departures · 0 passengers

    Load

  • September 2025

    0 departures · 0 passengers

    Load

  • October 2025

    2 departures · 354 passengers

    98.3%

    Load

  • November 2025

    2 departures · 358 passengers

    99.4%

    Load

  • December 2025

    0 departures · 0 passengers

    Load

  • January 2026

    0 departures · 0 passengers

    Load

  • February 2026

    0 departures · 0 passengers

    Load

  • March 2026

    0 departures · 0 passengers

    Load

  • April 2026

    2 departures · 358 passengers

    99.4%

    Load

By direction

The DOT files each direction separately — they rarely match.

IADPIA

99.4% full

1 departures · 179 passengers

PIAIAD

99.4% full

1 departures · 179 passengers

Nonstop IAD–PIA traffic has been filed with the US DOT since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.

The airports

IAD

US

Washington Dulles International Airport

Coordinates

38.94°N, 77.46°W

Hemisphere

N · W

PIA

US

General Wayne A. Downing Peoria International Airport

Coordinates

40.66°N, 89.69°W

Hemisphere

N · W

Frequently asked

How far is Dulles (IAD) from Peoria (PIA)?

IAD to PIA is 660 miles (1,062 km / 573 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from IAD to PIA?

A nonstop covers the 660-mile great-circle distance in roughly 2h 07m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies IAD–PIA?

In April 2026, the Airbus A320 flew the largest share of departures (100.0%).

What mileage do I earn flying IAD–PIA?

Distance-based programs credit off the 660-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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