Ontario (ONT) to Phoenix (PHX)
Flight time
≈ 1h 27m
Bearing
96° E
Ontario (ONT) to Phoenix (PHX) is 324 miles (522 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ONT–PHX
Filed traffic dataIn June 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop ONT–PHX; the Boeing 737-800 was the most common aircraft at 35% of departures; flights ran 77% full.
Departures
444
June 2026
Seats
74,856
both directions
Passengers
57,903
both directions
Load factor
77.3%
RPM ÷ ASM
Who flies ONT–PHX?
Southwest Airlines operated the most nonstop ONT–PHX departures in June 2026 (276), one of 2 carriers on the route.
- WN
276 departures · 44,880 seats
Share of departures62.2%74.4%
Load
- AA
168 departures · 29,976 seats
Share of departures37.8%81.8%
Load
What plane flies ONT–PHX?
In June 2026, the Boeing 737-800 flew 35% of ONT–PHX departures — more than any other aircraft type.
- Boeing 737-800
157 departures · 76.0% load
35.4% - Boeing 737 MAX 8
137 departures · 71.3% load
30.9% - Boeing 737-700
90 departures · 88.0% load
20.3% - Airbus A321
57 departures · 81.7% load
12.8% - Airbus A321neo
3 departures · 84.4% load
0.7%
How has ONT–PHX traffic changed?
Nonstop ONT–PHX departures fell from 528 in July 2025 to 444 in June 2026.
Monthly nonstop ONT–PHX traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
528 departures · 59,223 passengers
73.1%
Load
August 2025
481 departures · 53,834 passengers
71.5%
Load
September 2025
457 departures · 53,545 passengers
74.2%
Load
October 2025
519 departures · 59,831 passengers
72.8%
Load
November 2025
535 departures · 57,626 passengers
65.6%
Load
December 2025
566 departures · 64,402 passengers
70.6%
Load
January 2026
523 departures · 53,286 passengers
65.7%
Load
February 2026
481 departures · 50,567 passengers
66.5%
Load
March 2026
577 departures · 63,802 passengers
67.4%
Load
April 2026
505 departures · 55,764 passengers
71.1%
Load
May 2026
508 departures · 58,597 passengers
73.6%
Load
June 2026
444 departures · 57,903 passengers
77.3%
Load
By direction
Each direction is filed separately — they rarely match.
ONT → PHX
77.9% full
222 departures · 29,018 passengers
PHX → ONT
76.8% full
222 departures · 28,885 passengers
Nonstop ONT–PHX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Ontario (ONT) from Phoenix (PHX)?
ONT to PHX is 324 miles (522 km / 282 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ONT to PHX?
A nonstop covers the 324-mile great-circle distance in roughly 1h 27m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ONT–PHX?
In June 2026, the Boeing 737-800 flew the largest share of departures (35.4%), followed by the Boeing 737 MAX 8 (30.9%).
What mileage do I earn flying ONT–PHX?
Distance-based programs credit off the 324-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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