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
Filed traffic dataIn May 2026, Allegiant Air was the only carrier flying nonstop IDA–SNA; the Airbus A319 was the most common aircraft at 78% of departures; flights ran 88% full.
Departures
18
May 2026
Seats
2,904
both directions
Passengers
2,545
both directions
Load factor
87.6%
RPM ÷ ASM
Who flies IDA–SNA?
Allegiant Air was the only carrier to fly nonstop IDA–SNA in May 2026 (18 departures).
- G4
18 departures · 2,904 seats
Share of departures100.0%87.6%
Load
What plane flies IDA–SNA?
In May 2026, the Airbus A319 flew 78% of IDA–SNA departures — more than any other aircraft type.
- Airbus A319
14 departures · 88.6% load
77.8% - Airbus A320
4 departures · 84.6% load
22.2%
How has IDA–SNA traffic changed?
Nonstop IDA–SNA departures held steady at about 18 a month between June 2025 and May 2026.
Monthly nonstop IDA–SNA 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 · 2,629 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
May 2026
18 departures · 2,545 passengers
87.6%
Load
By direction
Each direction is filed separately — they rarely match.
IDA → SNA
86.0% full
9 departures · 1,249 passengers
SNA → IDA
89.3% full
9 departures · 1,296 passengers
Nonstop IDA–SNA 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
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 May 2026, the Airbus A319 flew the largest share of departures (77.8%), followed by the Airbus A320 (22.2%).
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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