Idaho Falls (IDA) to Santa Ana (SNA)
Flight time
≈ 2h 18m
Bearing
207° SW
Idaho Falls (IDA) to Santa Ana (SNA) is 748 miles (1,204 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IDA–SNA
US DOT T-100 · filed dataIn April 2026, Allegiant Air was the only carrier flying nonstop IDA–SNA; the Airbus A319 was the most common aircraft at 100% of departures; flights ran 85% full.
Departures
16
April 2026
Seats
2,496
both directions
Passengers
2,122
both directions
Load factor
85.0%
passengers ÷ seats
Who flies IDA–SNA?
Allegiant Air was the only carrier to fly nonstop IDA–SNA in April 2026 (16 departures).
- G4
Allegiant Air
16 departures · 2,496 seats
Share of departures100.0%85.0%
Load
What plane flies IDA–SNA?
In April 2026, the Airbus A319 flew 100% of IDA–SNA departures.
- Airbus A319
16 departures · 85.0% load
100.0%
How has IDA–SNA traffic changed?
Nonstop IDA–SNA departures fell from 18 in May 2025 to 16 in April 2026.
Monthly nonstop IDA–SNA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
18 departures · 2,427 passengers
84.6%
Load
June 2025
18 departures · 2,629 passengers
93.6%
Load
July 2025
16 departures · 2,376 passengers
91.2%
Load
August 2025
18 departures · 2,635 passengers
93.8%
Load
September 2025
18 departures · 2,558 passengers
85.3%
Load
October 2025
18 departures · 2,507 passengers
87.3%
Load
November 2025
18 departures · 2,490 passengers
87.2%
Load
December 2025
16 departures · 2,138 passengers
82.9%
Load
January 2026
18 departures · 2,475 passengers
88.1%
Load
February 2026
16 departures · 2,198 passengers
88.1%
Load
March 2026
18 departures · 2,460 passengers
87.6%
Load
April 2026
16 departures · 2,122 passengers
85.0%
Load
By direction
The DOT files each direction separately — they rarely match.
IDA → SNA
85.6% full
8 departures · 1,068 passengers
SNA → IDA
84.5% full
8 departures · 1,054 passengers
Nonstop IDA–SNA 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
Santa Ana
US
John Wayne Orange County International Airport
Coordinates
33.68°N, 117.87°W
Hemisphere
N · W
Frequently asked
How far is Idaho Falls (IDA) from Santa Ana (SNA)?
IDA to SNA is 748 miles (1,204 km / 650 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IDA to SNA?
A nonstop covers the 748-mile great-circle distance in roughly 2h 18m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IDA–SNA?
In April 2026, the Airbus A319 flew the largest share of departures (100.0%).
What mileage do I earn flying IDA–SNA?
Distance-based programs credit off the 748-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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