About United Airlines

United Airlines, based in United States, operates under the ICAO code UAL and the IATA code UA; its radio callsign is "United". On this page you can follow United Airlines flights and find the airports it serves.

How to read a United Airlines flight number

Every United Airlines flight number starts with UA, followed by up to four digits: that is the number on your booking confirmation and boarding pass. In flight plans the same flight carries the ICAO prefix UAL, and controllers address it as "United". One thing to watch: codeshares. A ticket sold by another airline can be operated by United Airlines and vice versa; live tracking follows the operating carrier's number, so if your search comes up empty, check the "operated by" line on your booking.

United Airlines flights we tracked

Over the first 64 days of our own live tracking we logged 12254 aircraft movements operated by United Airlines. These figures are refreshed weekly. Tracking data: adsb.lol · Route data: adsbdb.com.

Routes we tracked on United Airlines

#RouteTracked flights
1Houston (IAH) → San Francisco (SFO)154
2New York (EWR) → San Francisco (SFO)136
3Los Angeles (LAX) → San Francisco (SFO)130
4Orlando (MCO) → New York (EWR)118
5Washington (IAD) → New York (EWR)117
6Denver (DEN) → San Francisco (SFO)115
7Houston (IAH) → New York (EWR)115
8New York (EWR) → Atlanta (ATL)110
9Fort Lauderdale (FLL) → New York (EWR)108
10Las Vegas (LAS) → San Francisco (SFO)107
11Denver (DEN) → New York (EWR)104
12San Francisco (SFO) → Denver (DEN)93
13San Diego (SAN) → San Francisco (SFO)92
14Miami (MIA) → New York (EWR)91
15Fort Myers (RSW) → New York (EWR)91
16Philadelphia (PHL) → Chicago (ORD)88
17Washington (IAD) → San Francisco (SFO)87
18Los Angeles (LAX) → New York (EWR)86
19Boston (BOS) → New York (EWR)84
20New York (EWR) → West Palm Beach (PBI)83
21Chicago (ORD) → San Francisco (SFO)82
22Portland (PDX) → San Francisco (SFO)81
23San Francisco (SFO) → Houston (IAH)80
24New York (EWR) → Houston (IAH)79
25Chicago (ORD) → New York (EWR)79
26Boston (BOS) → Chicago (ORD)75
27New York (EWR) → Fort Lauderdale (FLL)72
28Chicago (ORD) → Boston (BOS)64
29Chicago (ORD) → Philadelphia (PHL)63
30San Francisco (SFO) → Chicago (ORD)63
31West Palm Beach (PBI) → New York (EWR)63
32San Francisco (SFO) → Los Angeles (LAX)60
33New York (EWR) → Chicago (ORD)60
34New York (EWR) → Orlando (MCO)59
35Seattle (SEA) → San Francisco (SFO)59
36Denver (DEN) → New York (LGA)58
37New York (LGA) → Houston (IAH)58
38New York (EWR) → Fort Myers (RSW)58
39Washington (IAD) → Boston (BOS)58
40New York (EWR) → Tampa (TPA)57
41Houston (IAH) → New York (LGA)57
42New York (EWR) → Denver (DEN)56
43Boston (BOS) → Houston (IAH)53
44Raleigh/Durham (RDU) → New York (EWR)53
45Boston (BOS) → San Francisco (SFO)53
46Tampa (TPA) → New York (EWR)53
47New York (EWR) → New Orleans (MSY)51
48New York (LGA) → Denver (DEN)51
49London (LHR) → New York (EWR)51
50Hagåtña, Guam International Airport (GUM) → San Francisco (SFO)51
51Jacksonville (JAX) → New York (EWR)50
52San Francisco (SFO) → Boston (BOS)49
53Burbank (BUR) → San Francisco (SFO)49
54San Francisco (SFO) → New York (EWR)48
55New York (EWR) → Miami (MIA)47
56Honolulu (HNL) → San Francisco (SFO)47
57New York (LGA) → Chicago (ORD)47
58New York (EWR) → London (LHR)47
59Las Vegas (LAS) → New York (EWR)46
60New York (EWR) → Boston (BOS)45
61New York (EWR) → Jacksonville (JAX)45
62Kailua-Kona (KOA) → San Francisco (SFO)45
63Dallas-Fort Worth (DFW) → New York (EWR)44
64San Diego (SAN) → New York (EWR)44
65Kahului (OGG) → San Francisco (SFO)44
66San Francisco (SFO) → Las Vegas (LAS)44
67Austin (AUS) → New York (EWR)44
68Chicago (ORD) → New York (LGA)43
69Phoenix (PHX) → New York (EWR)42
70New York (EWR) → Dallas-Fort Worth (DFW)42
71New York (EWR) → Charleston (CHS)42
72Denver (DEN) → Chicago (ORD)42
73New York (EWR) → San Antonio (SAT)41
74Nashville (BNA) → New York (EWR)40
75Denver (DEN) → Boston (BOS)39
76New York (EWR) → Sarasota/Bradenton (SRQ)39
77San Francisco (SFO) → Honolulu (HNL)39
78Reno (RNO) → San Francisco (SFO)39
79Phoenix (PHX) → San Francisco (SFO)38
80Philadelphia (PHL) → Houston (IAH)38
81San Jose (SJC) → Denver (DEN)37
82Charleston (CHS) → New York (EWR)36
83Washington (IAD) → Los Angeles (LAX)35
84New York (EWR) → Austin (AUS)35
85Denver (DEN) → Las Vegas (LAS)35
86New York (EWR) → Las Vegas (LAS)34
87Austin (AUS) → San Francisco (SFO)34
88Houston (IAH) → Boston (BOS)33
89New York (EWR) → Charlotte (CLT)33
90Vancouver (YVR) → San Francisco (SFO)33
91San Francisco (SFO) → Austin (AUS)33
92Houston (IAH) → Philadelphia (PHL)33
93Chicago (ORD) → Albany (ALB)32
94Chicago (ORD) → Madison (MSN)32
95Atlanta (ATL) → New York (EWR)32
96San Francisco (SFO) → Portland (PDX)32
97Denver (DEN) → Austin (AUS)31
98Houston (IAH) → New Orleans (MSY)31
99Hartford (BDL) → Washington (IAD)31
100San Francisco (SFO) → Nashville (BNA)31
101Washington (IAD) → Hartford (BDL)31
102Los Angeles (LAX) → Chicago (ORD)31
103San Francisco (SFO) → London (LHR)31
104Washington (IAD) → Denver (DEN)30
105Tampa (TPA) → San Francisco (SFO)30
106San Francisco (SFO) → Mexico City (MEX)29
107Chicago (ORD) → Las Vegas (LAS)29
108Charlotte (CLT) → New York (EWR)29
109Denver (DEN) → Tampa (TPA)28
110Los Angeles (LAX) → Washington (IAD)28
111Eugene (EUG) → San Francisco (SFO)28
112Detroit (DTW) → Chicago (ORD)28
113Santa Ana (SNA) → Houston (IAH)28
114San Francisco (SFO) → San Diego (SAN)28
115Nashville (BNA) → Washington (IAD)27
116San Diego (SAN) → Washington (IAD)27
117San Francisco (SFO) → New Orleans (MSY)26
118London (LHR) → San Francisco (SFO)26
119Houston (IAH) → Columbus (CMH)25
120Washington (IAD) → London (LHR)25
121Ontario (ONT) → San Francisco (SFO)25
122Santa Ana (SNA) → New York (EWR)25
123San Francisco (SFO) → Phoenix (PHX)25
124Cleveland (CLE) → Denver (DEN)25
125Burlington (BTV) → Chicago (ORD)25
126New York (EWR) → Minneapolis (MSP)24
127Minneapolis (MSP) → New York (EWR)24
128New Orleans (MSY) → San Francisco (SFO)24
129Denver (DEN) → Houston (IAH)24
130Orlando (MCO) → Chicago (ORD)24
131San Francisco (SFO) → Seoul (ICN)24
132Los Angeles (LAX) → Denver (DEN)23
133Boston (BOS) → Washington (IAD)23
134New York (EWR) → Los Angeles (LAX)23
135Las Vegas (LAS) → Houston (IAH)23
136Las Vegas (LAS) → Chicago (ORD)23
137San Francisco (SFO) → New York (JFK)23
138Madison (MSN) → Chicago (ORD)22
139New York (EWR) → Nashville (BNA)22
140San Diego (SAN) → Chicago (ORD)22
141Denver (DEN) → London (LHR)22
142Chicago (ORD) → Denver (DEN)21
143Orlando (MCO) → San Francisco (SFO)21
144Denver (DEN) → Los Angeles (LAX)20
145Myrtle Beach (MYR) → New York (EWR)20
146Denver (DEN) → Dallas-Fort Worth (DFW)20
147New Orleans (MSY) → New York (EWR)20
148Chicago (ORD) → Phoenix (PHX)20
149Sarasota/Bradenton (SRQ) → New York (EWR)20
150Washington (IAD) → Portland (PDX)20
151Frankfurt am Main (FRA) → San Francisco (SFO)20
152Chicago (ORD) → New Delhi (DEL)20
153Hartford (BDL) → Chicago (ORD)19
154San Francisco (SFO) → Reno (RNO)19
155Washington (IAD) → Raleigh/Durham (RDU)19
156Houston (IAH) → San Antonio (SAT)19
157San Francisco (SFO) → Vancouver (YVR)19
158Houston (IAH) → Los Angeles (LAX)19
159Los Angeles (LAX) → Austin (AUS)19
160Portland (PDX) → Denver (DEN)19
161San Francisco (SFO) → Frankfurt am Main (FRA)19
162Denver (DEN) → Kansas City (MCI)18
163Los Angeles (LAX) → Honolulu (HNL)18
164San Francisco (SFO) → Dallas-Fort Worth (DFW)18
165New York (EWR) → Phoenix (PHX)18
166New York (EWR) → Raleigh/Durham (RDU)18
167Denver (DEN) → Cleveland (CLE)18
168Columbus (CMH) → Denver (DEN)18
169Redmond (RDM) → San Francisco (SFO)18
170Chicago (ORD) → Orlando (MCO)18
171Denver (DEN) → Orlando (MCO)18
172Hong Kong (HKG) → San Francisco (SFO)18
173New York (EWR) → Paris (CDG)18
174San Antonio (SAT) → New York (EWR)17
175Oranjestad (AUA) → New York (EWR)17
176Cancún (CUN) → New York (EWR)17
177New York (EWR) → Cancún (CUN)17
178Denver (DEN) → Philadelphia (PHL)17
179San Francisco (SFO) → Kahului (OGG)17
180New York (EWR) → Savannah (SAV)17
181Chicago (ORD) → Columbus (CMH)17
182Philadelphia (PHL) → Denver (DEN)17
183Houston (IAH) → Chicago (ORD)17
184Medford (MFR) → San Francisco (SFO)17
185Washington (DCA) → Houston (IAH)17
186Chicago (ORD) → Houston (IAH)17
187Denver (DEN) → Syracuse (SYR)17
188Mexico City (MEX) → San Francisco (SFO)17
189Boston (BOS) → Denver (DEN)16
190Portland (PDX) → New York (EWR)16
191Palm Springs (PSP) → San Francisco (SFO)16
192Washington (IAD) → Dublin (DUB)16
193Santa Ana (SNA) → San Francisco (SFO)16
194New Orleans (MSY) → Chicago (ORD)16
195Bozeman (BZN) → New York (EWR)16
196Jacksonville (JAX) → Chicago (ORD)16
197Chicago (ORD) → San Antonio (SAT)16
198San Francisco (SFO) → Washington (IAD)16
199Seattle (SEA) → Washington (IAD)16
200Denver (DEN) → Albuquerque (ABQ)16
201San Francisco (SFO) → Hong Kong (HKG)16
202Washington (DCA) → Chicago (ORD)15
203San Francisco (SFO) → Cancún (CUN)15
204New York (EWR) → Portland (PDX)15
205Denver (DEN) → Baltimore (BWI)15
206Washington (IAD) → San Antonio (SAT)15
207Charlotte (CLT) → Houston (IAH)15
208Pittsburgh (PIT) → Denver (DEN)15
209Houston (IAH) → Raleigh/Durham (RDU)15
210Boston (BOS) → Los Angeles (LAX)15
211Chicago (ORD) → Los Angeles (LAX)15
212Los Angeles (LAX) → Boston (BOS)15
213San Francisco (SFO) → Orlando (MCO)15
214San Jose (SJC) → Houston (IAH)15
215New York (EWR) → Lisbon (LIS)15
216Denver (DEN) → San Antonio (SAT)14
217New York (EWR) → Mexico City (MEX)14
218New York (EWR) → Edinburgh (EDI)14
219Bozeman (BZN) → San Francisco (SFO)14
220Los Angeles (LAX) → Hong Kong (HKG)14
221Orlando (MCO) → Denver (DEN)14
222New York (EWR) → San Juan (SJU)14
223Las Vegas (LAS) → Los Angeles (LAX)14
224Santa Barbara (SBA) → San Francisco (SFO)14
225Seattle (SEA) → Chicago (ORD)14
226New York (EWR) → Myrtle Beach (MYR)14
227Portland (PDX) → Chicago (ORD)14
228Austin (AUS) → Washington (IAD)14
229Denver (DEN) → Tucson (TUS)14
230San Francisco (SFO) → Melbourne (MEL)14
231Edinburgh (EDI) → New York (EWR)13
232San Jose (SJC) → Chicago (ORD)13
233Denver (DEN) → San Jose (SJC)13
234Chicago (ORD) → Washington (DCA)13
235Chicago (ORD) → Pittsburgh (PIT)13
236Denver (DEN) → Cincinnati / Covington (CVG)13
237Mérida (MID) → Houston (IAH)13
238Houston (IAH) → Santa Ana (SNA)13
239San Francisco (SFO) → Albuquerque (ABQ)13
240San Francisco (SFO) → Kailua-Kona (KOA)13
241Kailua-Kona (KOA) → Denver (DEN)13
242San Diego (SAN) → Denver (DEN)13
243New Orleans (MSY) → Houston (IAH)13
244Amsterdam (AMS) → San Francisco (SFO)13
245Tokyo (HND) → Los Angeles (LAX)13
246New York (EWR) → Rome (FCO)13
247San Francisco (SFO) → Taipei (TPE)13
248Chicago (ORD) → London (LHR)13
249West Palm Beach (PBI) → Chicago (ORD)13
250San Francisco (SFO) → Singapore (SIN)12
251New York (EWR) → Tocumen (PTY)12
252Honolulu (HNL) → Los Angeles (LAX)12
253San Antonio (SAT) → San Francisco (SFO)12
254New York (EWR) → Tokyo (HND)12
255Santa Ana (SNA) → Chicago (ORD)12
256New York (EWR) → Santo Domingo (SDQ)12
257Hong Kong (HKG) → Los Angeles (LAX)12
258New Orleans (MSY) → Washington (IAD)12
259Jackson (JAC) → San Francisco (SFO)12
260Charlotte Amalie (STT) → New York (EWR)12
261San Francisco (SFO) → Indianapolis (IND)12
262Savannah (SAV) → New York (EWR)12
263Phoenix (PHX) → Denver (DEN)12
264Chicago (ORD) → Cincinnati / Covington (CVG)12
265Washington (IAD) → Orlando (MCO)12
266Washington (IAD) → San Diego (SAN)12
267Fort Myers (RSW) → Chicago (ORD)12
268Los Angeles (LAX) → London (LHR)12
269Chicago (ORD) → Portland (PDX)12
270Bogota (BOG) → New York (EWR)12
271Tokyo (HND) → San Francisco (SFO)12
272Tokyo (NRT) → San Francisco (SFO)12
273San Francisco (SFO) → Hagåtña, Guam International Airport (GUM)12
274New York (EWR) → Honolulu (HNL)12
275Osaka (KIX) → San Francisco (SFO)12
276Vancouver (YVR) → Los Angeles (LAX)12
277London (LHR) → Houston (IAH)12
278Washington (IAD) → Frankfurt am Main (FRA)12
279Denver (DEN) → Washington (IAD)11
280San Francisco (SFO) → San José del Cabo (SJD)11
281New York (EWR) → Barcelona (BCN)11
282Washington (IAD) → Sacramento (SMF)11
283San Francisco (SFO) → Puerto Vallarta (PVR)11
284New York (EWR) → Anchorage (ANC)11
285Chicago (ORD) → Austin (AUS)11
286New York (EWR) → Santiago (STI)11
287Lihue (LIH) → San Francisco (SFO)11
288Punta Cana (PUJ) → Chicago (ORD)11
289Cleveland (CLE) → Chicago (ORD)11
290San Francisco (SFO) → Cleveland (CLE)11
291Salt Lake City (SLC) → San Francisco (SFO)11
292San Francisco (SFO) → Munich (MUC)11
293Las Vegas (LAS) → Washington (IAD)11
294Honolulu (HNL) → Chicago (ORD)11
295Dublin (DUB) → New York (EWR)11
296Minneapolis (MSP) → Denver (DEN)11
297Chicago (ORD) → San Diego (SAN)11
298Santiago (STI) → New York (EWR)11
299Denver (DEN) → Minneapolis (MSP)11
300Honolulu (HNL) → New York (EWR)11

Top 10 United Airlines flights we tracked

#FlightRouteTimes seen
1UAL444Nashville (BNA) → Washington (IAD)25
2UAL574Las Vegas (LAS) → San Francisco (SFO)25
3UAL368New York (EWR) → Fort Lauderdale (FLL)22
4UAL1007Chicago (ORD) → Albany (ALB)20
5UAL1372San Francisco (SFO) → Las Vegas (LAS)19
6UAL1799Miami (MIA) → New York (EWR)19
7UAL2356Burbank (BUR) → San Francisco (SFO)19
8UAL2610Washington (IAD) → Portland (PDX)19
9UAL611Charleston (CHS) → New York (EWR)19
10UAL755Washington (IAD) → Boston (BOS)19

Frequently asked questions about United Airlines

Where is my United Airlines flight right now?

Search the flight number (UA plus digits) in the search box on this page. If the aircraft is airborne within receiver coverage, you will see its live status; before departure you will see the route.

Is my United Airlines flight delayed or cancelled?

Check the flight number on this page for live status, but for rebooking, gate changes and cancellations the airline itself remains the authoritative source.

What do UA and UAL mean on United Airlines flights?

They are two prefixes for the same airline. UA is the IATA code you see on tickets; UAL is the ICAO code used in flight plans and by air traffic control.

Does United Airlines operate flights for other airlines?

Codeshare agreements mean a flight sold under another carrier's number may be operated by United Airlines, and the reverse. Live tracking always follows the operating carrier's flight number; check the "operated by" line on your booking.