Spirit Airlines A321neo

NK

Narrow-body jet

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

Spirit Airlines ceased operations May 2, 2026. The figures below are the fleet as last reported, not aircraft in service today. The filing is annual, and continues to report a carrier's fleet after it stops flying.

A further 11 airframes were last reported in an earlier filing and are excluded from the counts below.

Busiest US routes for Spirit Airlines A321neo, by departures: ATL–FLL, FLL–LGA, EWR–FLL, FLL–ORD, IAH–MCO, LGA–MCO, DTW–FLL, DTW–LGA, FLL–IAH, DFW–FLL, DFW–LAX, DTW–LAX, IAH–LGA, ATL–EWR, LAS–LAXFLLLGADTWIAHATLMCOLAXEWRDFW
Spirit Airlines's busiest A321neo 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
5.7M
3rd-largest Spirit Airlines sub-fleet
Airframes in the filing
21
Airports served
42
Countries
10
Departures a day
89
Average age
2.0 yr

How Spirit Airlines flies its A321neo

Filed traffic data

The count above is the A321neo airframes Spirit Airlines owns (US DOT Form 41). This is how it actually flew them to 42 airports across 10 countries — the capacity and busiest routes filed with US DOT T-100 over the trailing 12 months.

Departures flown

32,483

May 2026

Seats flown

7,439,150

Passengers

5.7M

Load factor

77.7%

RPM ÷ ASM

Block hours

90,885

Spirit Airlines's busiest A321neo routes

Its busiest A321neo routes over the trailing 12 months, by departures.

All Spirit Airlines A321neo destinations →

The longest and shortest Spirit Airlines A321neo 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

2,454 mi

Newark – Los Angeles (EWRLAX)

5h 37m block · 343 departures · 90% load

Flown by Spirit 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

197 mi

Fort Lauderdale – Tampa (FLLTPA)

1h 1m block · 316 departures · 64% load

Flown by Spirit Airlines.

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

Where Spirit Airlines flies the A321neo from

Spirit Airlines flies its A321neo from 42 US airports in 10 countries. The busiest, by departures:

  • FLL

    Fort Lauderdale

    5,579 departures · 32 routes

    22.2%

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  • MCO

    Orlando

    2,207 departures · 18 routes

    8.8%

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  • IAH

    Houston

    1,562 departures · 12 routes

    6.2%

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  • EWR

    Newark

    1,457 departures · 11 routes

    5.8%

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  • LGA

    New York

    1,456 departures · 6 routes

    5.8%

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  • ATL

    Atlanta

    1,363 departures · 8 routes

    5.4%

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  • DTW

    Detroit

    1,322 departures · 9 routes

    5.3%

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  • LAX

    Los Angeles

    1,319 departures · 10 routes

    5.2%

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  • LAS

    Las Vegas

    1,219 departures · 13 routes

    4.8%

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  • ORD

    Chicago

    1,144 departures · 9 routes

    4.5%

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Browse all airports →

Where the A321neo sits in Spirit Airlines's fleet

The A321neo is 14.7% of Spirit Airlines's 217 tracked mainline aircraft.

Share of Spirit Airlines's mainline fleet · each type a slice

Other Spirit Airlines types

How old is the Spirit Airlines A321neo fleet?

Spirit Airlines A321neo — 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 airframeN716NKAirbus A321neo2.6 yr · Delivered Feb 2, 2024
Newest airframeN744NKAirbus A321neo1.3 yr · Delivered May 22, 2025

See all 21 A321neo tail numbers in Spirit Airlines's fleet →

Monthly Spirit Airlines A321neo capacity

3.8K
4K
4K
3.7K
3.5K
2.4K
2.6K
2.4K
2.3K
2K
1.7K
53
JunJulAugSepOctNovDecJanFebMarAprMay
Monthly Spirit Airlines A321neo departures across US routes, trailing 12 months through May 2026. Peak month in solid ink.

Frequently asked

How many A321neo does Spirit Airlines have?

Spirit Airlines operates about 21 A321neo aircraft — 21 in service and 0 stored in its latest US DOT fleet filing.

Where does Spirit Airlines fly the A321neo?

Spirit Airlines flies its A321neo to about 42 US airports across 10 countries, its busiest route being ATL–FLL.

How old are Spirit Airlines's A321neo?

Spirit Airlines's A321neo fleet averages about 2.0 yr, ranging from 1.3 yr to 2.6 yr.

What is the longest A321neo route Spirit Airlines flies?

The longest A321neo route Spirit Airlines flew over the trailing 12 months is EWR–LAX, about 2,454 miles.

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