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 IDA–PDX

Filed traffic data

In July 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop IDA–PDX; the Embraer E175 was the most common aircraft at 78% of departures; flights ran 87% full.

Departures

80

July 2026

Seats

7,934

both directions

Passengers

6,911

both directions

Load factor

87.1%

RPM ÷ ASM

Who flies IDA–PDX?

SkyWest Airlines operated the most nonstop IDA–PDX departures in July 2026 (62), one of 2 carriers on the route.

  • OO

    SkyWest Airlines

    62 departures · 4,712 seats

    88.4%

    Load

  • G4

    Allegiant Air

    18 departures · 3,222 seats

    85.3%

    Load

What plane flies IDA–PDX?

In July 2026, the Embraer E175 flew 78% of IDA–PDX departures — more than any other aircraft type.

How has IDA–PDX traffic changed?

Nonstop IDA–PDX departures rose from 8 in August 2025 to 80 in July 2026.

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

  • 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

  • June 2026

    78 departures · 6,450 passengers

    82.8%

    Load

  • July 2026

    80 departures · 6,911 passengers

    87.1%

    Load

By direction

Each direction is filed separately — they rarely match.

IDA → PDX

89.5% full

40 departures · 3,550 passengers

PDX → IDA

84.7% full

40 departures · 3,361 passengers

Nonstop IDA–PDX traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).

The airports

IDA

Idaho Falls

US

Idaho Falls Regional Airport

Coordinates

43.51°N, 112.07°W

Hemisphere

N · W

PDX

Portland

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 July 2026, the Embraer E175 flew the largest share of departures (77.5%), followed by the Airbus A320 (22.5%).

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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