United Airlines A320

UA

Narrow-body jet

Fleet as reported in the 2025 annual filing · Registry & ages refreshed Sep 1, 2026

Busiest US routes for United Airlines A320, by departures: DEN–JAC, IAH–MEX, MEX–SFO, DCA–ORD, MSP–ORD, SEA–SFO, DCA–IAH, AUS–DEN, AUS–IAH, BUR–SFO, DEN–SJC, DEN–DFW, DEN–DTW, IAH–PVR, IAH–SJDDENIAHSFOMEXORDDCAAUSJACMSP
United Airlines's busiest A320 routes, by departures — line weight is departures flown, dots are the airports it connects. Great-circle paths from US DOT T-100, trailing 12 months through May 2026.
Passengers flown a year
9.5M
6th-largest United Airlines sub-fleet
Airframes in the filing
68
Airports served
94
Countries
3
Departures a day
219
Average age
25.9 yr

How United Airlines flies its A320

Filed traffic data

The count above is the A320 airframes United Airlines owns (US DOT Form 41). This is how it actually flew them to 94 airports across 3 countries — the capacity and busiest routes filed with US DOT T-100 over the trailing 12 months.

Departures flown

80,095

May 2026

Seats flown

12,014,250

Passengers

9.5M

Load factor

80.4%

RPM ÷ ASM

Block hours

188,977

United Airlines's busiest A320 routes

Its busiest A320 routes over the trailing 12 months, by departures.

All United Airlines A320 destinations →

The longest and shortest United Airlines A320 flights

The two ends of the type's working envelope, from the routes it actually flew — not what the airframe is certified to do.

Longest route flown

2,079 mi

Detroit – San Francisco (DTWSFO)

4h 54m block · 188 departures · 84% load

Flown by United Airlines. A long leg for a narrow-body twin — far enough from a diversion airport that the type carries an ETOPS rating.

Shortest route flown

73 mi

Colorado Springs – Denver (COSDEN)

52m block · 463 departures · 78% load

Flown by United Airlines. About 52m of block time, most of it connecting traffic feeding the hub.

Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through May 2026.

Where United Airlines flies the A320 from

United Airlines flies its A320 from 94 US airports in 3 countries. The busiest, by departures:

  • DEN

    Denver

    13,253 departures · 63 routes

    17.9%

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  • ORD

    Chicago

    9,560 departures · 52 routes

    12.9%

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  • IAH

    Houston

    6,950 departures · 34 routes

    9.4%

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  • SFO

    San Francisco

    5,819 departures · 24 routes

    7.9%

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  • AUS

    Austin

    1,830 departures · 5 routes

    2.5%

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  • MEX

    Mexico City

    1,582 departures · 3 routes

    2.1%

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  • SEA

    Seattle

    1,432 departures · 5 routes

    1.9%

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  • DFW

    Dallas-Fort Worth

    1,370 departures · 5 routes

    1.9%

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  • LAX

    Los Angeles

    1,359 departures · 9 routes

    1.8%

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  • JAC

    Jackson

    1,160 departures · 3 routes

    1.6%

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Browse all airports →

Where the A320 sits in United Airlines's fleet

The A320 is 7.4% of United Airlines's 1,076 tracked mainline aircraft.

Share of United Airlines's mainline fleet · each type a slice · the A320 is the ringed slice at 7.4%

Other United Airlines types

How old is the United Airlines A320 fleet?

United Airlines A320 — airframes by age (years)

Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.

Oldest airframeN430UAAirbus A32030.5 yr · Delivered Feb 27, 1996
Newest airframeN1902UAirbus A3208.1 yr · Delivered Aug 5, 2018

See all 68 A320 tail numbers in United Airlines's fleet →

Monthly United Airlines A320 capacity

8K
8K
7.2K
6.9K
6.8K
6.3K
6.1K
5.7K
5.1K
6.6K
6.2K
7.1K
JunJulAugSepOctNovDecJanFebMarAprMay
Monthly United Airlines A320 departures across US routes, trailing 12 months through May 2026. Peak month in solid ink.

Frequently asked

How many A320 does United Airlines have?

United Airlines operates about 68 A320 aircraft — 68 in service and 0 stored in its latest US DOT fleet filing.

Where does United Airlines fly the A320?

United Airlines flies its A320 to about 94 US airports across 3 countries, its busiest route being DEN–JAC.

How old are United Airlines's A320?

United Airlines's A320 fleet averages about 25.9 yr, ranging from 8.1 yr to 30.5 yr.

What is the longest A320 route United Airlines flies?

The longest A320 route United Airlines flew over the trailing 12 months is DTW–SFO, about 2,079 miles.

Inventory: US DOT Form 41 Schedule B-43 (2025). Deliveries: Airbus & Boeing official reports. Registry status: FAA. Last refreshed Sep 1, 2026.