August 2 4

Mr. Marc Acting Ch Federal A
800 Inde p Washingt

Dear Mr.

In review i inadverte underlyin

At Washi n hour and
USAirwa y
up with U by Unite d internal t r actual us a January

‐ F and Mon d before a n

Due to th that occu the integ r those wit has had a constrain e
to ensure

Since rec e schedule





 4

, 2011

Warren ief Counsel, A
viation Admi n
p endence Av e
on, DC 2059

Warren,

i ng the data i

nt and unint e
g this error t o

n gton Reaga n 01593 in the

y s during the J
U SAirways, it w d

. United’s r e

r acking again

a ge earlier, w ebruary peri o d ays through

n y weather w a

e quantity of

r, United (an d

r ity of all of it h limited slo t

n excellent r e

e d airports. W the integrit y

e iving your le and perform a Addressin g assignme n Undertaki n the Winte r Implemen t address w A GC

‐ 1

n istration

e nue, SW
1

n your letter

e ntional erro r

o FAA repres e

n National Ai r

2100 with t h
J anuary

– Fe b

w as determi n

e ported slot u
st such redu c

w e would hav e

o d, United h a Fridays in th e

a ivers.

slots held b y d other carri e

s data recor d holdings, su b

e cord of com W e sincerely

y of our recor d

tter in July, U

a nce complia

g personnel p

n t of responsi

n g a full and c

r season for w
t ing a numb e hen and ho w of July 28, 2 0

r in the slot m

e ntatives wo r

r port (“DCA”) h e understan d b ruary 2011 r

n ed that thes e

u sage reflect e

c ed base sho w

e done all thi n

a d actual utili z

e 1900 hour a

y United at sl o

e rs with simil a d s. United ha b mitted time plying with a l regret this u n d s in the fut u

U nited has ta k

nce. These a
p erformance t bilities to ot h

c omplete au d

w ard so as to h

e r of compre h

w schedules a r 0 11, United A

m anagement

r king with us

, United plan d ing that por t

r eporting per i

e transaction

e d the assum

w ed United i n

n gs necessar y

z ation of its o

a nd 2100 ho u

o t controlled

a r slot holdin

s actively tra d ly slot filings l l reporting r e

n precedente d

u re.

k en significan

a ctions includ

t hrough rem o h er trained in
d it of the Uni t h ave an agre e h ensive chan g

r e “slotted”. A irlines has d e database. U n

over the last

ned and ope r
t ions of thes e i od. After re c

s had not be e ed reduced n

n compliance

y to ensure c o

o verall slot h o

u r were both

airports and gs) faces the ded with all g and maintai n

e quirements d occurrence

n t actions to e

e:

o val of indivi d dividuals.

t ed slot holdi ed and clean

g es in our sc h e termined th e

n ited has pr o few weeks.

rated slots 0 1

e were transf

c eipt of your l

e n fully com p

n umber of sl o

. Had Unite d

o mpliance. O

o ldings at DC A

over 80 perc

the number o ongoing cha l

g roups of car r

n ed usage co m for operatio n and will do w

e nsure datab a

d uals from t h

i ngs against t base.
h edule devel o e re was an

o vided the de t

1 651 in the 1 9 erred to
etter and fol l

p leted as inte

o t holdings a n d realized the
O verall, in th e A at 85 perc e
ent for the p e

o f transactio n l lenge of ens u

r iers, especia

m pliance. U n

n s at the cap a

w hat is neces s

a se integrity a

h eir roles and

hat of the FA

o pment proc e t ails

9 00

l ow

‐ nded

n d

e

e nt

e riod

n s

u ring lly

n ited

a city

s ary

a nd

re

‐

A A for

e ss toMr. Marc August 2 4 Page 2 of







As outlin e

While we period, t h learn did voluntar y that was u

I and eve r

Respectf u

Michele B Director, A

cc: R Warren
4

, 2011

3

Increasing
senior lea d Control C e Conductin

was opera calculatio n immediat e Reviewing additional

e d, United is t

understand t h is was prima

not occur. T o
y return of th e

u tilized over 8

r yone involv e

u lly submitte d

B oyce A irport Acce s

ob Hawks transparenc y d ership thro u

e nters who m
g a thorough ting/reporti n

n errors on t w

e ly reported t

other mean s compliance c

t aking nume r

t his error ca u rily driven b y

o address th e

e day 6 porti o 8 0 percent in

e d in the slot

d

,

s s y in the slot a

u gh all analys t

anage the fli g review of o u

n g as expecte d

w o of the mo s
t o Sabre.

s in which au t

c hecks and m

r ous actions t

u sed these t w
y the erroneo u

e infraction, U

o n of these t w

the period.

process are c a llocation pr o
t s who work i

g hts on day

‐ o

u r slot manag e d during whi

s t commonly

t omation co u

m onitor usage

o address all

w o individual s

u s belief of a U nited respec

w o slots and n

c ompletely a t o cess through

i n the sched u

o f

‐ operation.

e ment tool, S ch we found used report s

u ld be added o

.

issues.

s lots to show single day w e tfully reques t

n ot withdra w

t your dispos a h out the orga n

u le to those i n

S abre SlotMa

it had data d

s

. These bug s

o r improved

as underutil i

e ekend tran s
t s the FAA ac

w the remain d

a l to answer a n ization fro m

n our Operati

nager, to en s isplay and

s were

to perform

i zed for the

s fer that we n cept United’ s d er of the slo t

any question m

ons

s ure it

n ow

s
t s

s.APPENDIX

United Flights on Days for which a Slot Usage Waiver is Requested:

27Jan11

Time Slot # Flt # Market

0800N 1017 607 DCAORD

01Feb

Time Slot# Flt# Market

1400N 1055 621 DCAORD

1900N 1458 622 ORDDCA

02Feb

Time Slot# Flt# Market

1400N 1055 621 DCAORD

1900N 1458 622 ORDDCA

2300N 1169 7550 ORDDCA

1700A 3040 684 ORDLGA

1800D 3677 691 LGAORD

2000D 3847 695 LGAORD

2030A 3683 692 ORDLGA

03Feb

Time Slot# Flt# Market

0800N 1017 600 ORDDCA

1700A 3040 684 ORDLGA