Filed by AMR Corporation Commission File No. 1-8400 Pursuant To

Filed by AMR Corporation Commission File No. 1-8400 Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934

Subject Company: US Airways Group, Inc. Commission File No. 001-8444

ANreriwva Alsm Aerrriicvaanls Adrerifv.i nCgreating a Premier Global Carrier MA ajorcinht 2m0e,r g2e0r1 3communication for employees of the new American AIsrsruivea ls5 is Now a Joint Publication oInf bthoeth s pcoirimt opfa onuiers m. Gerogienrg a fso rtwhaer dn,e we A’llm seproictalignh At ifrelinaetusr,e tsh ea bteoaumt bs ofrtohm a iArlimneesri ctoa nh ealnpd e UveSr yAoirnwea gyse th aacvqeu caoinmted t owgiteht htheer tnoe mwa ckoem tphaisn wy eaenkdly e maechrg oetrh neer’ws sbleutsteinre asvsa ailanbdl ec utoltu arell .employees aWttheantd beedt ttehre w anyn tuoa kl icWko omffe onu irn f iArsvti awteioenk coofn cvoemnbtiionne din d Nisatrsibhuvitliloen, T theann .w, with esroem ae g Aromuepr icoaf nth/UoSug Ahitrfwual yAsm eemricpalony epeilo btso nbdroinugg?h tL faloswt eTrhsu arsndda ay ewmarpmlo wyeeelcso fmroem t ob oetmhp aloirylineess (asth tohwen U aSt left) HAeirwara Yyse t,a Hbelea.r EYveeryone involved expressed the same sentiment: We’re glad to be together! AUnSt iCtruEsOt, DCooumgp Petaitrikoenr Paonldic yA,m aenrdic aCno nCsEuOm eTro Rmi gHhotsrt.o Hne trrea vaerlee da tfoe wC ahpigitholli gHhiltls t hfrios mT utheesdir atey sttoim oountlyin: e the benefits of a merger before the Senate Judiciary Committee’s Subcommittee on “T..o.Omu Hr omrteorng eorn w tihthe UfuSt uAreir woaf ytsh ew inll ecwre Aatmee trhicea ne: w American Airlines, a global competitor worthy of bearing the name of our country as America’s flag carrier. Flying under the iconic oAnm enricsaunrin Agi rtlihnaets t hbirsa nmde,r git ewr ildl ebleiv epross oitino ntheed ptoro cmoimsepse aten d– pnote junstita al igt ahians tt o tohfefer rd foomr eosutri cc ucastroriemres rbs,u ot uarg paeinospt lteh ea nbde sotu trh oew wnoerrlsd. ”has to offer. Doug and I are aligned and very focused “D[Tohueg nPeawrk Aerm oenri cwahna At tirhlien emse’] rfginear nmceiaaln sst afobril ietym aplslooy eweills p: rovide very significant benefits to our employees, including a path to better pay and benefits; more jobs and greatly improved Ijonb c osencnuercittyio; na nwdit hb ethtte rh oepaprionrgtu, nleitaiedse fros rf raodmv afinvece mmaejonrt .u” nions representing American and US Airways employees reaffirmed their strong support for the merger in a letter to the RSiegnhat,t eA mSuebricoamn mfliigtthete a:ttendants with Doug Parker after the Senate hearing. w“Ailsl 1th0e0 ,e0l0e0c temd pleloaydeeerssh bipe noef fmit afrnoym o tfh teh ep rcoopmopseadn iemse’ rwgoerrk, gbruotu spos ,w wille t hcea nn esawy A wmitehr iccearnta Ainirtlyin tehsa,t tohuer ccoomllemaugnuietiess a wree l osoekrvineg, ofourrw caormd ptoa nthiees ’d ianyv eosutor rosp, ethraet icoonms mareer cciaolm abviinaetido.n N inodt uosntlryy, IaNnSdI DthEe flying public.” The union letter and the joint testimony are available at www.newAmericanarriving.com. CHulbtu lroev ecl:u Ob RpDg p3g 2 MNeowus pelparcinets ,p nge 5w faces pg 4 Scoernpd.c oums ymo@ura qau.ceosmtions! [email protected] Stieonds@ uus syaoiruwr aqyuse.csotimons!

H3 ub love: ORD fTuon hfaeclpts o aunr de minpfolormyeaetsio lne arbno muto trhee a nbeowu tA omuer roicpaenra’st inoinnse absig ag mesetr goepde rcaatirorinear,l eceanchte irsss.ue of Arrivals will spotlight one of the combined company’s hubs. Check out this weekly feature for ACmhicearigcaon ( OARirlDin)es traces its Chicago roots to the 1920s, when a young aviator named Charles A. Lindbergh stowed a bag of mail in his tiny biplane and took off from Chicago for St. ALomueisri.c OanR Din hthaes 1si9n8c0es b, ewchoemne t hthee c saerrcieorn mdo lavergde fsrto hmu tbh ea irhpisotrot roicp “eproaitniot-nto in-p Aoimnte” rbicuasnin’se gslso bmaol dneel ttwoo trhke. A“hlounbg-a wnidth-s DpFoWke,” OmRoDd ewl athsa ot naell odfo tmhes ftiircs tl ecgitaiecsy taoi rblinee dse ussigen taotdeady a.s a hub by O• ARmD eisri cthaen ’ss ehceoanddq-buuasrtiersst waiarpso inrt Cinh tihcaeg coo,u antt rwyh, aset risv intogd mayo rcea ltlheadn M 6id5w maiyll ioAnir pcourst,t oumnteilr sth eev meriyd -y1e9a3r0. s, when it moved to New York’s LaGuardia Airport. • American acncdo Aunmtes rficoar n2 7E apgelrec eflny tn oofn thsteo ptr atoff ic1 4a9t OdiRffDer.ent destinations from ORD. g• aOteRsD i nh aTse rsmeivneanl 3ru.nways and 198 gates, giving this airport the capacity to move 2,400 passengers every hour. American, American Eagle and AmericanConnection operate from 70 THhoew mweillr gtheer omfe UrgSe Ar birwenaeysfi ta OndR DA?merican Airlines will: · GInicvree acusest othmee crso nancecectsivsi ttyo oaf lOarRgDe ra nnedt wsotrerkn, ginthcleund iintsg p flriegshetsn ctoe maso rae hthuabn – 1 A2m0 edroicmaens atinc dd eUsSti noaffteior nmso; raen tdh and d4it7io8n caol mnobninsetodp d, ainilyte drneaptaiortnuarel se orvuitc eo ft oO RthDe. Caribbean, Central and South tAhmroeurgichao, uEtu trhoep es,t atthee. Middle East, Asia and the Pacific. Support jobs and communities in the region – together we employ approximately 9,680 people and serve six locations “TYhoouu gwhillt ss efreo mde tahlisrd o pna frrteieqsuent-flier miles and other promotional things like that that you’ve never seen before in Chicago.” – Darryl Jenkins, Airline Industry Consultant, Crain’s Chicago “BHuasvininegs sn o(Fwe btw. o1 4o,f 2th0e1 3la)rgest air carriers hubbing in Chicago and having that infrastructure to continue to more efficiently grow their route structure and add service and connectivity — “IY thoiun’kll hit asvtree nmgotrhee nosn eo-usrt oppo sietirovnic.e” –o uRto osfe Cmhaircya Agon dinotloin oE,u Croopmem. Yisosiuo’nll eri,t hCehr icbaeg aob Dlee tpoa frltym neonnt sotfo Ap voiar toionne -(sFteobp. t1o4 a, 2to0n1 3m)ore cities than you did before.” – Tom Parsons, CEO, CBheisctaFgaore Fsu.cno mFa (cFtesb. 14, 2013) t·h Prievionpgl ec uolfinteanry c saclle Cnhei,c aCghoic athgeo “iWs ihnodmy eC ittoy ,m” bouret ith haans a few lesser-known nicknames, including the “City of Big Shoulders,” the “Second City” and the “City That Works.” Known for its ·5 T,5h0e0 f irresst tsapulirtatintgs .of the atom occurred at the University of Chicago, leading to the development of the atomic bomb and nuclear power. HCohmicaeg to itsh eth Ce hbicirathgpola Ccueb osf, bthoeth W Hhoitsete Ssos xT awnindk imesa nayn db athseb painll bfanll sg, aCmheic,a bgoot hh ocrseteadte tdh ein f1irs9t3 A0.ll-Star Baseball Game in 1933. Although the White Sox last won the World Series in ·2 E00ve5r,y i ty’se baer ethne m coitrye d tyheasn t1h0e0 C yheicaarsg os inRcivee trh ger eCeunb tso h caevleb traakten S ht.o Pmaetr itchke’s c Dhaym.pionship title. cCohripc.acgoom [email protected] o1m9 miles of lakefront bicycle paths and 552 parks, making it a great getaway for travelers who love being outside. cSoernpdo ruaste y.cooumr qmuuensictiaotniosn! [email protected]

Culture club: Our values at work FMreaentk Fbreagnak nV hainsd cearrgereiftr, wFiltihg htht eA tcteonmdpaannty, Aams earnic agne Anirtl iine 1s986 before becoming a flight attendant in 1999. One fun fact about Frank is that he is featured on the “Welcome Aboard” “sIc’vre esnese nth mroaungyh ochuat nthgee sn ethwr oBuogehinogu t7 m7y7 -c3a0r0eEerR a wt iAdmebeoridcay na iArcirlainfte –s, ”t hFarat’sn kh isma yins .t h“Heo pwheovteor ,b Ie’mlo wlo.oking forward to bringing American and US Airways together to create one of the ·w Noarldm’se :le Fardainnkg Vaairnlindesrg.”rift Title: Flight Attendant · YJoeba rfsu nocf tsioenrv: icTeo: e2n7s uyerea rtshe safety and comfort of our customers during all phases of flight Based in: Dallas/Fort Worth, Texas · FParovuodritees tm meommoeryn: t“ Ia ht athvee ctoom pmaannyy: fRaevaocrihtein mg o2m5e ynetas rtso o of nsley rsvhicaere one, but I can say a majority of those great moments involved working with the many outstanding people at MAmeetr iLcaonri Vonit taon, yF lgigivhet nA tdteany.d”ant, US Airways fLlyoinri gb eoguat no fh SeAr Nca, rLeAeXr a at nUdS P AHirLw baayss edsu, rsinhge alannodtheedr imn ethrgee Dr.C HAir ebda sbey iPna 1c9if9ic4 S. Loourtih cwaeusgt hAt irali nceass e(P oSf A“P) oint o1m98a8c ,f eLvoerir ”b aesg asnh etr abienginagn wtoh ewno rtkh eo nm lerggieslra wtiviteh iUssSu Aesir fwoar sh earn unnoiuonc, eAdF. AA,f taenrd aptatertndearendts w aitnhd t hthee U ISnf lAigirhwt aSyesr vGicoevse rDnempeanrtm Aeffnati,r sa tneda mfo ctou sheesl po nU Sd oAmirewsatyics sweirnv icoev aentedd u rnoifuotrems itsos Eueusro. pe. Lori serves on the Flight Attendant Involvement Team with fellow flight ·L Norai matete: nLdoerid V tihtteo hTeitlaer:i nFgli ginh tW Aattsehnindgatnotn, D.C. on Tuesday and said, “I’m excited to witness history and take part in building a premier global airline.” · YJoeba rfsu nocf tsioenrv: icSea:f e2t5y yaenadr sservice professional who takes care of our customers on each flight Based in: Washington, D.C. t·h Per oUuSd eAsirtw maoysm Senhtu atttle t hFeli gchotms pbaentwy:e Pena rDtnCeArs hainpd o Nf euwni oYno rakn adn md aBnoasgtoenm.e In’vte l ohbabdy itnhge tporgiveiltehgeer tto ssecrvuere m inatneyr noaf toiounra nl arotiuotne’s Sfoer nUaSto Arsir, dHuoruinsge tohfe R 1e9p9r0es eFnatvaotirvitee mmeemmboerrys: a“In lodv beu wsionreksinsg Wleahdeerers i.n” the world is Doug Parker? rForuonmd t htaeb Clea wpitohl CtoL Tth-aer eQau emeend iCai tayn, dD oau sgp felewch t oto C tLhTe WCLeTd-naeresdaa Cyh. aOmnb tehre o af gCeonmdma:e arcne e. mployee service awards dinner, a town-hall style meeting with pilots and flight attendants, a [email protected] Send us your questions! [email protected]

New places, new faces mThoere m aebrgoeutr twhiell geixvtee noduer dcu rsetaocmhe orsf oaunrd n eemwp nloeyteweosrk a.ccess to dozens of new destinations around the world. Each week Arrivals will spotlight some of these new routes, so you can learn TDhues sJeolduornrfe, yGermany (DUS) · GAierpt oTrht:e Dreü sNsoenldsotorfp I nFtreormn:a tCiohnicaal gAoir p(OoRrtD), beginning April 11 Aircraft: Boeing 767-300 American has provided service to Germany for more than 25 years. d· eDsütsinsaetlidoonrsf issu tchhe asse cMoonsdc oGwe,r mTealn A dveivs atinadt iNoinc es ethrvroeudg bhy fAelmloewr icoanne,w wohrlidc®h aplasrotn felier,s a nirobnesrltionp. between DFW and Frankfurt (FRA). From Düsseldorf, customers can head to exciting ·T Oheff iDcieasl tLinaantgiounage: German Population: 592,393 ·F Dunü sFsaecldtsorf is the seventh-largest city in Germany and is an international business and financial center, renowned for its fashion and trade fairs. L· oTnadkeo na, rEidneg ldaonwdn ( LthHeR )Rhine River and explore two sides of the city simultaneously: the Aldstadt (Old Town) on the right, and the avant-garde, commercial area on the left. ·T Aheirp Joorut:r nLeoyndon Heathrow Airport A· Girbeut sT Ahe3r3e0 Nonstop From: Charlotte (CLT) beginning March 30, Chicago (ORD), Dallas (DFW), New York (JFK), Los Angeles (LAX), Miami (MIA), Philadelphia (PHL) Aircraft: Boeing ·T Oheff iDcieasl tLinaantgiounage: English Population: 8,174,100 ·F Tuenr mFaincatsl 1 (US Airways gates) was dedicated by Queen Elizabeth II in May 1969. Terminal 3 (American gates) is over one million square feet and over 20 million customers transit the ·t eHrmowin adli de aHceha tyheraorw. become Heathrow? During World War II, the British government requisitioned land in and around the ancient agricultural village of Heath Row to expand the air Dfieüldss. eAldnodr ft’hs eRreh inyoeu R hivaevre it. SPavrleia mtheen dt atte s: uMnasercth. 27 bCalonskinrugp otcuyr jmudegrgee.r requires more than the usual regulatory approval. Since American Airlines is in bankruptcy, the merger agreement also needs to get a thumbs-up from the fAromme rtihcaisn i mwpillo prtraenste envt ethnet, mtheer gneerx at gisrseueem oefn At frorivr alps pwroillv bael opnu bMliasrhcehd 2 o7n i nT hthuers Ud.aSy., BMaanrkcrhu p2t8c.y S Ctaoyu rttu fnoer dth feo rS moourteh!ern District of New York. In order to provide you with a timely update [email protected] Send us your questions! [email protected]

Mouseprint CFoalulotwioinagr yis Sletagtael mlaenngtu Raeggea, rwdhinicgh F woerw’raer dre-Lqouoirekidn gto S ptarintet moenn etsach internal and external publication related to the merger. wThoirsd ds oscuucmh eanst “imncalyu,d” e“ws ifllo,”r w“eaxrpde-locto,”k “iningte sntadt,e” m“aenntitcsip waiteh,in” “tbheeli emveea,”n “iensgt iomfa tthee,” P“prilvaant,e” “Sperocjuercitti,e” s“ cLoituiglda,t”i o“snh Rouelfdo,r”m “w Aocut ldo,f” 1“c9o9n5t.i nTuhee,s” e“s feoerwk,a” r“dta-lrogoekti,n” g“g sutiadtaenmceen,”t s“o muatloy obke,” id“feonreticfiaesdt ”b aynd uonthceerr tsaiminitliaers w thoardt sm. aTyh ecsaeu sfoer wacatruda-llo roeksiunlgts s atantde mfineanntsc iarle p boasistieodn oan dA MtimRi’nsg a onfd c UeSrta Ainir wevaeyns’t sc utorr edniftf eorb mjeactteivreiasll,y b ferolimef sth aen idn feoxrmpeactitoanti oin sth, ea nfodr wthaeryd -aloreo ksinugb jestcat tteom seignntsif.i cTahnet rfioslklosw aingd afa pctrorpso, saemdo tnragn ostahcetrios,n ctou blde cimaupsleem aecntuteadl ;r ethsuel tcsh anlledn fgineasn acinadl pcossittsio onf acnlods itnimg,in ingt eogf rcaetrintagin, revsetrnutcst utorin dgif faenr dm actehrieiavlliyn gfr oamnt itchipoasete de ssycnriebregdie isn; tthe faobrwilitayr dto-l oreotkaining ksetay tempelnotyse: efasi;l uarned of AotMheRr weictho nthoem iSc,E bCu, seinsepsesc,i aclolym inp ethtietiv “eR,i sakn Fda/ocrt orersg” ualantdo r“yM faancatogres maeffnetc’sti nDgis tchues sbiuosni naensds eAsn aolfy UsiSs oAfi rFwinaaysn caianld C AoMndRi tgioenn aenradll yR, einscullutsd ionfg O thpoesraet isoents f”o srethc tiino nthse o ffi ltinhgesir oref sUpSe cAtiivrwe aaynsn aunadl Arenpyo frotsr woanr dF-olormok 1in0g- Ks tantedm qeunatrst esrplye raekp onrtlsy oans Foof trhme 1 d0a-Qte, htheereir ocfu orrre anst roefp tohrets d oante Fso inrmdi c8a-Kte da nind tohteh esrt aSteEmCe fnilintsg. sN, einitchluedr iAnMg Rth neo rre UgiSst rAaitriwoany sst atsesmuemnets, parnoyx yo bstliagtaetmioenn tto a pnudb plicrolys puepcdtautse. boyr slauwp.plement any forward-looking statement to reflect actual results, changes in assumptions or changes in other factors affecting these forward-looking statements except as required WStea’yll cino nthtien uKen osewnding you updates to keep you ninefowr mJetdn.e Itn ( ntheew jmetenaentt.iamae.c, opmle)a osre visit: wWwinwg.sn e(wwinAgmse.uriscainrwararyivsin.cgo.mco)m – a website Fdoeldloicwa tuesd o tno Tthweit tneer wa tA @mAermicearnic AanirlAinire, s@ (UASmAeirrwicaynsA airlninde @s aUnSde mUSpl oAyireweasy, sa)nd on Facebook cQourpeostriaotnes.c: ocmormp.ucnoimcamti@[email protected] irowrays.com cPoenrmcuisrrseionnc eto w uitshe t hqeu ootpeisn inoenisth, ecor snoculugshiot nnso or ro rbetcaoinmemde. nAdmaetiroicnasn q Auirolitneeds aabnodv eU.S Airways do not, by their reference to or distribution of these statements, imply their endorsement of or TAhdids itcionmaml uInnfiocramtiaotnio dno aensd n Woth ceornes Ttiotu Ftein adn I toffer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. The proposed merger transaction Sbetcwuerietiens A aMnRd CEoxcrphoarnagtieo nC (o“AmMmRis”s) ioan d(“ SUESC A”)ir wa areysg iGstrroautiopn, Isntca.t e(“mUSen At iorwna Fyso”r)m w Sill -b4e t hsautb wmililt tinecdl utod eth ae psrtoscpkehcotludse rosf oAf MURS aAnirdw ay psr ofoxry t hsetairt ecmonesnidt eorfa UtiSon A. iArwMaRys e, xapnedc tUsS t oA firilwea wyisth e txhpeects ItNo VfilEeS wTitOhR tShe A SNEDC S aE CdeUfRinIiTtiYve H pOroLxDyE sRtaSt eOmFe UntS o AnI RSWchAeYdSul eA R14EA U. RAGMERD a TnOd URSE ADirw TaHyEs aPlRsoO pXlYan S tToA fTileE oMtEheNrT d, oPcRuOmSePntEsC wTitUhS t hAeN SDE OCT rHeEgaRr dRinEgL EthVeA pNrTo pDoOseCdU MtraEnNsTaSct iToHnA. T WILL BE PFIRLOEDP OWSITEHD THREA NSSEACC CTAIORNE.F IUnLveLsYt oArsN Dan IdN sTeHcEuIrRity E hNoTldIRerEsT wYil lW bHe EaNb leT HtoE Yob BtaEinC OfreMeE c AopViAesIL oAfB thLeE pBrEoxCyA sUtaStEe mTeHnEtY, p WroIsLpLe CctOuNs TaAnIdN o ItMhPerO dRoTcAuNmTe nINtsF cOoRnMtaAinTinIOgN im ApBoOrtaUnTt TinHfoErmation SabEoCu tb Ay MUSR Aanirdw aUySs, Awirhweany sa,n odn icf ea vsauiclahb dleo, ccuamne bnets o abrtea ifniled wfreithe tohfe c hSaErCge, tohnro UugSh A tihrwea wyes’b wsieteb smitaei natta winwewd. ubsya tihrwea SyEs.Cco amt hotrt pb:y// wdiwrewc.tsinegc .ag owvr.i tCteonp riesq uoef stht eto d UoScu Amirewnatyss f iGlerdo uwpit,h I nthce., o1b1t1a iWneds tf rReieo oSfa clahdaorg Pea orknw AaMy,R T’se mwepbes, iAteri zaot nwaw 8w5.a2a8.1c,o Amt toern btiyo nd:i rVecictein gP rae swidriettnetn, Lreeqguael sAt ftfoa irAsM. CRo Cpoiersp orfa tthioen d, oPc.Oum. Benotxs 6fi1le9d6 1w6it,h M thDe 5S6E7C5, bDya AllaMsR/ ,F worht eWno artnhd I nif taevrnaailatiobnlea, l cAainrp boert, UTeSx aAsir w7a5y2s6,1 A-9M6R1 6a,n Adt tceenrttaioin :o Ifn tvheesirt orer sRpeelacttiioven sd oirer cbtyo resm, eaxiliencgu itnivvee sotfofirc.erersla ationnds [email protected] omme.mbers of management may be deemed to be participants in the solicitation of proxies from 2th0e1 2st oacnknhuoaldl emres eotfin UgS o fA sirtwoackyhs oinld ceorsn,n wehcitciohn w waisth f itlehde wpritohp tohsee dS EtrCan osna cAtipornil .2 I7n,f o2r0m1a2ti.o Inn faobrmouatt iothne a dbiroeuctt othrse adnirde cetxoersc uatnivde eoxfeficceurtsiv eo fo UffSic eArisrw oaf yAsM isR s iest sfeotr tfho rinth i tisn pitrso Axyn nstuaatel Rmepnot rfto or nits iFnodrimca 1te0d-K a bfoorv teh.e O fitshcearl iynefoarrm eantdioend r eDgeacredminbge trh 3e1 p, 2a0rti1c1ip,a wnhtsic ihn wthaes pfilreodxy w sitohli cthitaet iSoEn Ca nodn aF edbersucarirpyt i1o5n, o2f0 t1h2e.i rT dhireescet adnodcu inmdeirnetcst cinatne rbees tosb, tbayin seedc ufrreitey hoof lcdhinagrgse o frr omth ethrwei sseo,u wrcilel sbe Acorrnivtalisn eMda irnc hth 2e0 p, r2o0s1p3e cIStuSsU aEn d5 proxy statement and other relevant materials when and if filed with the SEC in connection with the proposed transaction. cEodripto.cr:o Lmizm [email protected],m li zS.leand auus@ youusar qirwuaeyssti.ocnosm! cpoarspto irsastuee.cso amvmaiulanbiclea toionn ns@ewu sJaeitrnweaty asn.cdo mwings