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 89 days of our own live tracking we logged 15525 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)195
2New York (EWR) → San Francisco (SFO)169
3Los Angeles (LAX) → San Francisco (SFO)159
4Orlando (MCO) → New York (EWR)157
5Washington (IAD) → New York (EWR)153
6Denver (DEN) → San Francisco (SFO)153
7Fort Lauderdale (FLL) → New York (EWR)140
8Denver (DEN) → New York (EWR)139
9Houston (IAH) → New York (EWR)139
10Las Vegas (LAS) → San Francisco (SFO)138
11New York (EWR) → Atlanta (ATL)127
12Miami (MIA) → New York (EWR)119
13Fort Myers (RSW) → New York (EWR)118
14Los Angeles (LAX) → New York (EWR)110
15San Diego (SAN) → San Francisco (SFO)110
16San Francisco (SFO) → Denver (DEN)110
17Washington (IAD) → San Francisco (SFO)109
18San Francisco (SFO) → Houston (IAH)108
19Chicago (ORD) → San Francisco (SFO)107
20New York (EWR) → West Palm Beach (PBI)107
21Philadelphia (PHL) → Chicago (ORD)104
22Boston (BOS) → New York (EWR)103
23Chicago (ORD) → New York (EWR)100
24New York (EWR) → Houston (IAH)99
25New York (EWR) → Fort Lauderdale (FLL)93
26Portland (PDX) → San Francisco (SFO)92
27Boston (BOS) → Chicago (ORD)89
28San Francisco (SFO) → Chicago (ORD)80
29New York (EWR) → Chicago (ORD)79
30West Palm Beach (PBI) → New York (EWR)78
31New York (LGA) → Houston (IAH)78
32San Francisco (SFO) → Los Angeles (LAX)77
33Denver (DEN) → New York (LGA)77
34Chicago (ORD) → Boston (BOS)75
35Washington (IAD) → Boston (BOS)75
36New York (EWR) → Orlando (MCO)74
37Seattle (SEA) → San Francisco (SFO)74
38Raleigh/Durham (RDU) → New York (EWR)74
39Chicago (ORD) → Philadelphia (PHL)73
40New York (EWR) → Denver (DEN)73
41New York (EWR) → Tampa (TPA)72
42New York (EWR) → New Orleans (MSY)72
43Boston (BOS) → San Francisco (SFO)71
44Jacksonville (JAX) → New York (EWR)68
45New York (LGA) → Chicago (ORD)68
46New York (EWR) → Fort Myers (RSW)67
47Houston (IAH) → New York (LGA)67
48New York (LGA) → Denver (DEN)66
49Boston (BOS) → Houston (IAH)65
50Tampa (TPA) → New York (EWR)65
51Hagåtña, Guam International Airport (GUM) → San Francisco (SFO)64
52Dallas-Fort Worth (DFW) → New York (EWR)63
53Denver (DEN) → Chicago (ORD)63
54London (LHR) → New York (EWR)62
55Burbank (BUR) → San Francisco (SFO)61
56San Francisco (SFO) → New York (EWR)61
57New York (EWR) → Miami (MIA)58
58San Diego (SAN) → New York (EWR)58
59San Francisco (SFO) → Boston (BOS)57
60Las Vegas (LAS) → New York (EWR)57
61New York (EWR) → Boston (BOS)56
62Honolulu (HNL) → San Francisco (SFO)56
63New York (EWR) → London (LHR)56
64Kailua-Kona (KOA) → San Francisco (SFO)56
65New York (EWR) → Jacksonville (JAX)55
66New York (EWR) → Dallas-Fort Worth (DFW)54
67Chicago (ORD) → New York (LGA)54
68Phoenix (PHX) → New York (EWR)53
69Reno (RNO) → San Francisco (SFO)53
70San Francisco (SFO) → Las Vegas (LAS)53
71Phoenix (PHX) → San Francisco (SFO)51
72New York (EWR) → Charleston (CHS)51
73Austin (AUS) → New York (EWR)51
74Kahului (OGG) → San Francisco (SFO)50
75San Jose (SJC) → Denver (DEN)49
76San Francisco (SFO) → Portland (PDX)49
77Charleston (CHS) → New York (EWR)49
78New York (EWR) → San Antonio (SAT)48
79Chicago (ORD) → Albany (ALB)47
80Denver (DEN) → Boston (BOS)47
81San Francisco (SFO) → Honolulu (HNL)47
82New York (EWR) → Las Vegas (LAS)47
83Philadelphia (PHL) → Houston (IAH)46
84Nashville (BNA) → New York (EWR)46
85New York (EWR) → Sarasota/Bradenton (SRQ)43
86Atlanta (ATL) → New York (EWR)43
87Denver (DEN) → Las Vegas (LAS)43
88Houston (IAH) → Boston (BOS)42
89Washington (IAD) → Denver (DEN)42
90Washington (IAD) → Los Angeles (LAX)41
91New York (EWR) → Austin (AUS)41
92Houston (IAH) → New Orleans (MSY)40
93Austin (AUS) → San Francisco (SFO)40
94New York (EWR) → Minneapolis (MSP)39
95Eugene (EUG) → San Francisco (SFO)39
96New York (EWR) → Charlotte (CLT)39
97Chicago (ORD) → Madison (MSN)38
98Washington (IAD) → Hartford (BDL)38
99Los Angeles (LAX) → Chicago (ORD)38
100San Francisco (SFO) → London (LHR)38
101Vancouver (YVR) → San Francisco (SFO)37
102Houston (IAH) → Philadelphia (PHL)37
103Orlando (MCO) → Chicago (ORD)37
104Denver (DEN) → Austin (AUS)36
105Los Angeles (LAX) → Denver (DEN)36
106Houston (IAH) → Columbus (CMH)36
107Hartford (BDL) → Washington (IAD)36
108San Francisco (SFO) → Austin (AUS)36
109Charlotte (CLT) → New York (EWR)36
110Los Angeles (LAX) → Washington (IAD)35
111San Francisco (SFO) → Nashville (BNA)35
112Burlington (BTV) → Chicago (ORD)35
113Santa Ana (SNA) → Houston (IAH)34
114Santa Ana (SNA) → New York (EWR)34
115Nashville (BNA) → Washington (IAD)34
116Detroit (DTW) → Chicago (ORD)33
117San Francisco (SFO) → Mexico City (MEX)33
118Tampa (TPA) → San Francisco (SFO)33
119San Francisco (SFO) → Phoenix (PHX)33
120San Diego (SAN) → Chicago (ORD)33
121Chicago (ORD) → Las Vegas (LAS)32
122San Diego (SAN) → Washington (IAD)32
123Denver (DEN) → Tampa (TPA)31
124Washington (IAD) → London (LHR)31
125Minneapolis (MSP) → New York (EWR)31
126New Orleans (MSY) → San Francisco (SFO)31
127San Francisco (SFO) → San Diego (SAN)31
128Cleveland (CLE) → Denver (DEN)31
129New York (EWR) → Los Angeles (LAX)30
130New York (EWR) → Nashville (BNA)30
131London (LHR) → San Francisco (SFO)30
132Las Vegas (LAS) → Houston (IAH)29
133Chicago (ORD) → Orlando (MCO)29
134Portland (PDX) → Denver (DEN)29
135Las Vegas (LAS) → Chicago (ORD)28
136San Francisco (SFO) → Reno (RNO)28
137Frankfurt am Main (FRA) → San Francisco (SFO)28
138Ontario (ONT) → San Francisco (SFO)27
139San Francisco (SFO) → New Orleans (MSY)27
140Madison (MSN) → Chicago (ORD)27
141Chicago (ORD) → San Antonio (SAT)27
142Denver (DEN) → Los Angeles (LAX)26
143Denver (DEN) → Cleveland (CLE)26
144New Orleans (MSY) → New York (EWR)26
145Chicago (ORD) → Denver (DEN)26
146Denver (DEN) → Houston (IAH)26
147Denver (DEN) → London (LHR)26
148San Francisco (SFO) → Seoul (ICN)26
149New York (EWR) → Cancún (CUN)25
150Boston (BOS) → Washington (IAD)25
151Hartford (BDL) → Chicago (ORD)25
152Denver (DEN) → Dallas-Fort Worth (DFW)25
153Los Angeles (LAX) → Austin (AUS)25
154Jacksonville (JAX) → Chicago (ORD)25
155Orlando (MCO) → San Francisco (SFO)25
156Sarasota/Bradenton (SRQ) → New York (EWR)25
157Chicago (ORD) → New Delhi (DEL)25
158San Francisco (SFO) → Dallas-Fort Worth (DFW)24
159San Francisco (SFO) → Washington (IAD)24
160Washington (IAD) → Portland (PDX)24
161San Francisco (SFO) → New York (JFK)24
162New York (EWR) → Raleigh/Durham (RDU)23
163New York (EWR) → Savannah (SAV)23
164Washington (IAD) → Raleigh/Durham (RDU)23
165Houston (IAH) → San Antonio (SAT)23
166Houston (IAH) → Los Angeles (LAX)23
167San Francisco (SFO) → Frankfurt am Main (FRA)23
168Los Angeles (LAX) → Honolulu (HNL)22
169San Jose (SJC) → Chicago (ORD)22
170Portland (PDX) → New York (EWR)22
171New York (EWR) → Phoenix (PHX)22
172San Francisco (SFO) → Kahului (OGG)22
173Philadelphia (PHL) → Denver (DEN)22
174Pittsburgh (PIT) → Denver (DEN)22
175Houston (IAH) → Chicago (ORD)22
176Los Angeles (LAX) → Boston (BOS)22
177Washington (DCA) → Houston (IAH)22
178Denver (DEN) → Orlando (MCO)22
179Myrtle Beach (MYR) → New York (EWR)21
180Denver (DEN) → Kansas City (MCI)21
181Palm Springs (PSP) → San Francisco (SFO)21
182Denver (DEN) → Philadelphia (PHL)21
183New Orleans (MSY) → Chicago (ORD)21
184Denver (DEN) → Baltimore (BWI)21
185Redmond (RDM) → San Francisco (SFO)21
186Chicago (ORD) → Columbus (CMH)21
187San Francisco (SFO) → Vancouver (YVR)21
188Hong Kong (HKG) → San Francisco (SFO)21
189Oranjestad (AUA) → New York (EWR)20
190Boston (BOS) → Denver (DEN)20
191New York (EWR) → Portland (PDX)20
192Santa Ana (SNA) → Chicago (ORD)20
193Chicago (ORD) → Phoenix (PHX)20
194Mexico City (MEX) → San Francisco (SFO)20
195Chicago (ORD) → London (LHR)20
196Denver (DEN) → San Antonio (SAT)19
197San Francisco (SFO) → Cancún (CUN)19
198Denver (DEN) → San Jose (SJC)19
199Santa Ana (SNA) → San Francisco (SFO)19
200Bozeman (BZN) → New York (EWR)19
201Chicago (ORD) → Washington (DCA)19
202New York (EWR) → Myrtle Beach (MYR)19
203Chicago (ORD) → Los Angeles (LAX)19
204Chicago (ORD) → Houston (IAH)19
205San Francisco (SFO) → Hong Kong (HKG)19
206Washington (IAD) → Frankfurt am Main (FRA)19
207San Antonio (SAT) → New York (EWR)18
208Cancún (CUN) → New York (EWR)18
209New York (EWR) → Mexico City (MEX)18
210New York (EWR) → Edinburgh (EDI)18
211Washington (IAD) → Dublin (DUB)18
212Columbus (CMH) → Denver (DEN)18
213Orlando (MCO) → Denver (DEN)18
214New Orleans (MSY) → Washington (IAD)18
215Charlotte (CLT) → Houston (IAH)18
216San Francisco (SFO) → Albuquerque (ABQ)18
217Santa Barbara (SBA) → San Francisco (SFO)18
218Houston (IAH) → Raleigh/Durham (RDU)18
219Savannah (SAV) → New York (EWR)18
220Medford (MFR) → San Francisco (SFO)18
221Seattle (SEA) → Washington (IAD)18
222Bogota (BOG) → New York (EWR)18
223Osaka (KIX) → San Francisco (SFO)18
224Denver (DEN) → Albuquerque (ABQ)18
225New York (EWR) → Paris (CDG)18
226San Francisco (SFO) → Melbourne (MEL)18
227Washington (DCA) → Chicago (ORD)17
228Bozeman (BZN) → San Francisco (SFO)17
229Seattle (SEA) → Chicago (ORD)17
230Boston (BOS) → Los Angeles (LAX)17
231New Orleans (MSY) → Houston (IAH)17
232San Francisco (SFO) → Orlando (MCO)17
233San Jose (SJC) → Houston (IAH)17
234Denver (DEN) → Syracuse (SYR)17
235Tokyo (NRT) → San Francisco (SFO)17
236Cleveland (CLE) → Houston (IAH)17
237Austin (AUS) → Washington (IAD)17
238New York (EWR) → Lisbon (LIS)17
239San Francisco (SFO) → Sydney (SYD)17
240New York (EWR) → Tocumen (PTY)16
241San Antonio (SAT) → San Francisco (SFO)16
242Chicago (ORD) → Pittsburgh (PIT)16
243Washington (IAD) → San Antonio (SAT)16
244Jackson (JAC) → San Francisco (SFO)16
245San Francisco (SFO) → Kailua-Kona (KOA)16
246Houston (IAH) → Cincinnati / Covington (CVG)16
247Chicago (ORD) → Cincinnati / Covington (CVG)16
248Portland (PDX) → Chicago (ORD)16
249Dublin (DUB) → New York (EWR)16
250Washington (IAD) → San Diego (SAN)16
251Chicago (ORD) → Portland (PDX)16
252Honolulu (HNL) → New York (EWR)16
253Amsterdam (AMS) → San Francisco (SFO)16
254Tokyo (HND) → Los Angeles (LAX)16
255New York (EWR) → Rome (FCO)16
256Denver (DEN) → Tucson (TUS)16
257San Francisco (SFO) → Taipei (TPE)16
258San Francisco (SFO) → Amsterdam (AMS)16
259San Francisco (SFO) → Singapore (SIN)15
260Denver (DEN) → Washington (IAD)15
261San Francisco (SFO) → San José del Cabo (SJD)15
262New York (EWR) → Anchorage (ANC)15
263New York (EWR) → Tokyo (HND)15
264Denver (DEN) → Cincinnati / Covington (CVG)15
265Mérida (MID) → Houston (IAH)15
266Houston (IAH) → Santa Ana (SNA)15
267New York (EWR) → Santo Domingo (SDQ)15
268Los Angeles (LAX) → Hong Kong (HKG)15
269New York (EWR) → San Juan (SJU)15
270Lihue (LIH) → San Francisco (SFO)15
271Cleveland (CLE) → Chicago (ORD)15
272Las Vegas (LAS) → Los Angeles (LAX)15
273San Diego (SAN) → Denver (DEN)15
274Fort Myers (RSW) → Chicago (ORD)15
275New York (EWR) → Honolulu (HNL)15
276London (LHR) → Washington (IAD)15
277San Francisco (SFO) → Puerto Vallarta (PVR)14
278San Francisco (SFO) → Seattle (SEA)14
279Hong Kong (HKG) → Los Angeles (LAX)14
280San Francisco (SFO) → Cleveland (CLE)14
281Washington (IAD) → Seattle (SEA)14
282Kailua-Kona (KOA) → Denver (DEN)14
283Charlotte Amalie (STT) → New York (EWR)14
284San Francisco (SFO) → Indianapolis (IND)14
285Salt Lake City (SLC) → San Francisco (SFO)14
286Phoenix (PHX) → Denver (DEN)14
287Honolulu (HNL) → Chicago (ORD)14
288Tokyo (HND) → San Francisco (SFO)14
289London (LHR) → Houston (IAH)14
290Charleston (CHS) → Denver (DEN)14
291San Francisco (SFO) → Paris (CDG)14
292Omaha (OMA) → San Francisco (SFO)13
293Edinburgh (EDI) → New York (EWR)13
294Montego Bay (MBJ) → Houston (IAH)13
295San José del Cabo (SJD) → Houston (IAH)13
296San Juan (SJU) → New York (EWR)13
297Honolulu (HNL) → Los Angeles (LAX)13
298Atlanta (ATL) → Denver (DEN)13
299Tokyo (HND) → New York (EWR)13
300New York (EWR) → Santa Ana (SNA)13

Top 10 United Airlines flights we tracked

#FlightRouteTimes seen
1UAL444Nashville (BNA) → Washington (IAD)32
2UAL574Las Vegas (LAS) → San Francisco (SFO)32
3UAL1007Chicago (ORD) → Albany (ALB)28
4UAL755Washington (IAD) → Boston (BOS)28
5UAL368New York (EWR) → Fort Lauderdale (FLL)27
6UAL1799Miami (MIA) → New York (EWR)26
7UAL1561San Francisco (SFO) → Portland (PDX)25
8UAL1372San Francisco (SFO) → Las Vegas (LAS)23
9UAL2610Washington (IAD) → Portland (PDX)23
10UAL611Charleston (CHS) → New York (EWR)23

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.