Idaho Falls (IDA) to Portland (PDX)

537mi
865 km467 nm

Flight time

≈ 1h 52m

Bearing

289° W

Idaho Falls (IDA) to Portland (PDX) is 537 miles (865 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: IDA → PDXIDAPDX

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What actually flies IDAPDX

Filed traffic data

In May 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop IDA–PDX; the Embraer E175 was the most common aircraft at 86% of departures; flights ran 83% full.

Departures

44

May 2026

Seats

3,968

both directions

Passengers

3,279

both directions

Load factor

82.6%

RPM ÷ ASM

Who flies IDA–PDX?

SkyWest Airlines operated the most nonstop IDA–PDX departures in May 2026 (38), one of 2 carriers on the route.

  • OO

    SkyWest Airlines

    38 departures · 2,888 seats

    82.1%

    Load

  • G4

    Allegiant Air

    6 departures · 1,080 seats

    84.1%

    Load

What plane flies IDA–PDX?

In May 2026, the Embraer E175 flew 86% of IDA–PDX departures — more than any other aircraft type.

How has IDA–PDX traffic changed?

Nonstop IDA–PDX departures rose from 18 in June 2025 to 44 in May 2026.

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

  • June 2025

    18 departures · 2,575 passengers

    79.5%

    Load

  • July 2025

    16 departures · 2,498 passengers

    86.9%

    Load

  • August 2025

    8 departures · 1,198 passengers

    83.5%

    Load

  • September 2025

    0 departures · 0 passengers

    Load

  • October 2025

    0 departures · 0 passengers

    Load

  • November 2025

    8 departures · 999 passengers

    69.4%

    Load

  • December 2025

    16 departures · 2,091 passengers

    72.8%

    Load

  • January 2026

    4 departures · 545 passengers

    75.7%

    Load

  • February 2026

    0 departures · 0 passengers

    Load

  • March 2026

    0 departures · 0 passengers

    Load

  • April 2026

    0 departures · 0 passengers

    Load

  • May 2026

    44 departures · 3,279 passengers

    82.6%

    Load

By direction

Each direction is filed separately — they rarely match.

IDAPDX

84.1% full

22 departures · 1,669 passengers

PDXIDA

81.2% full

22 departures · 1,610 passengers

Nonstop IDA–PDX 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

IDA

US

Idaho Falls Regional Airport

Coordinates

43.51°N, 112.07°W

Hemisphere

N · W

PDX

US

Portland International Airport

Coordinates

45.59°N, 122.60°W

Hemisphere

N · W

Frequently asked

How far is Idaho Falls (IDA) from Portland (PDX)?

IDA to PDX is 537 miles (865 km / 467 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from IDA to PDX?

A nonstop covers the 537-mile great-circle distance in roughly 1h 52m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies IDA–PDX?

In May 2026, the Embraer E175 flew the largest share of departures (86.4%), followed by the Airbus A320 (13.6%).

What mileage do I earn flying IDA–PDX?

Distance-based programs credit off the 537-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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