The following is the summary of United Airlines’ intercontinental network changes, including service in The Pacific Islands to/from Guam, for Northern winter 2024/25 season. This summary includes changes filed since AeroRoutes’ last report in early-July 2024, as of 24OCT24, based on schedule changes comparison 07JUL24 vs 24OCT24 with certain exceptions apply.
Chicago O'Hare – Amsterdam eff 26OCT24 767-300ER replaces 787-8, 1 daily
Chicago O'Hare – Frankfurt 07JAN25 – 24FEB25 1 of 2 daily UA944/945 reduce from 7 to 5 weekly (Overall service reduces from 14 to 12 weekly)
Chicago O'Hare – London Heathrow eff 26OCT24 Reduce from 3 to 2 daily, 767-300ER
Chicago O'Hare – Milan Malpensa Service extends to 02DEC24, 6 weekly 787-8
Chicago O'Hare – Munich 06JAN25 – 23FEB25 Reduce from 7 to 6 weekly, 787-10
Chicago O'Hare – Paris Charles de Gaulle eff 26OCT24 1 daily 787-8 service maintained, replacing previously filed 767-300ER
Chicago O'Hare – Rome Fiumicino Service extends into winter season with 1 daily flight, 787-10 replaces -8 (no service 03DEC24 – 05MAR25)
Chicago O'Hare – Zurich
06JAN25 – 19FEB25 Seasonal service suspension (Previous: until 12FEB25)
eff 20FEB25 Service increase from 4 to 6 weekly, 167-seater 767-300ER operating (Previous: eff 13FEB25)
Denver – Munich
06JAN25 – 19FEB25 Seasonal service suspension (Previous: until 12FEB25)
eff 20FEB25 Service increase from 4 to 7 weekly. 787-9 operating (Previous: eff 13FEB25)
Guam – Chuuk – Pohnpei – Kosrae – Kwajalein – Majuro – Honolulu eff 05DEC24 Service operates Mondays-Tuesdays and Thursdays-Fridays, instead of Mondays-Tuesdays and Fridays-Saturdays
UA155 GUM0755 – 0945TKK1030 – 1250PNI1330 – 1445KSA1525 – 1740KWA1820 – 1920MAJ2010 – 0255HNL 738 14
UA154 HNL0725 – 1035+1MAJ1125+1 – 1220+1KWA1300+1 – 1315+1KSA1355+1 – 1505+1PNI1545+1 – 1605+1TKK1650+1 – 1825+1GUM 738 14
Guam – Chuuk – Pohnpei – Majuro – Honolulu eff 07DEC24 Service operates on Saturdays-Sundays, instead of Sundays-Mondays
UA133 GUM0920 – 1110TKK1210 – 1430PNI1530 – 1845MAJ1945 – 0230HNL 738 6
UA132 HNL0720 – 1035+1MAJ1135+1 – 1255+1PNI1350+1 – 1420+1TKK1520+1 – 1700+1GUM 738 6
Guam – Fukuoka eff 27OCT24 1 daily service cancelled
Guam – Nagoya Reduce from 7 to 5-6 weekly during following periods: 27OCT24 – 04NOV24 (5 weekly), 05NOV24 – 20NOV24 (6 weekly), 09JAN25 – 21JAN25 (6 weekly), 22JAN25 – 05FEB25 (5 weekly)
Guam – Osaka Kansai 27OCT24 – 18NOV24 Reduce from 10 to 7 weekly (8 from 09NOV24), 737-800
Guam – Pohnpei – Chuuk – Guam eff 08DEC24 Service operates on Sundays-Mondays, instead of Saturdays-Sundays
UA176 GUM2020 – 2355PNI0045+1 – 0110+1TKK0155+1 – 0330+1GUM 738 7
Guam – Tokyo Narita Increase from 18 to 25 weekly during following periods: 10DEC24 – 14JAN25, eff 23FEB25
Houston – Amsterdam eff 19DEC24 767-300ER replaces 777-200ER, 1 daily
Houston – Bogota 19DEC24 – 06JAN25 1 of 2 daily UA207/206 757-200 replaces 737 MAX 8
Houston – Buenos Aires Ezeiza Northern winter 2024/25 seasonal increase from 7 weekly to following, 777-200ER operating
27OCT24 – 01DEC24 10 weekly
02DEC24 – 19FEB25 14 weekly (Previous: 10 weekly)
20FEB25 – 05MAR25 13 weekly (Previous: 10 weekly)
eff 06MAR25 10 weekly
Houston – London Heathrow eff 26OCT24 UA005/004 777-200ER service maintained, replacing previously filed 787-9 (Overall 2 daily 777-200ER)
Houston – Medellin eff 13NOV24 1 daily 737 MAX 8, new route
Houston – Munich
06JAN25 – 19FEB25 Seasonal service suspension (Previous: 06JAN25 – 12FEB25)
eff 20FEB25 Service increase from 4 to 5 weekly, 767-300ER operating (Previous: eff 13FEB25)
Houston – Sao Paulo Guarulhos eff 26OCT24 1 daily 787-9 service maintained, replacing previously filed 777-200ER
Houston – Sydney
eff 25OCT24 Seasonal service resumes, 3 weekly 787-9 (Listing of 3 weekly in Nov 2024 has been filed since November 2023. The off-peak frequency is identical to 2023)
eff 19DEC24 Increase from 3 to 7 weekly, 787-9 (Previous: eff 03DEC24)
Houston – Tokyo Narita eff 26OCT24 1 daily 787-9 service maintained, replacing previously filed 777-200ER
Los Angeles – Auckland Service cancelled; Originally scheduled 3 weekly from 26OCT24 (4 from 03DEC24) with 787-9
Los Angeles – Brisbane Service cancelled; Originally scheduled 3 weekly from 04DEC24 with 787-9
Los Angeles – Hong Kong
eff 26OCT24 Increase from 1 to 2 daily, 787-9
06JAN25 – 08FEB25 Reduce from 14 to 10 weekly
Los Angeles – Melbourne 26OCT24 – 02DEC24 Reduce from 7 to 3 weekly, 787-9
Los Angeles – Shanghai Pu Dong eff 26OCT24 Increase from 4 weekly to 7 weekly, 787-9
Newark – Amsterdam 26OCT24 – 12FEB25 777-200ER replaces 767-400ER, 1 daily (777 operates entire winter season)
Newark – Athens 1 daily 767-400ER operates until 20NOV24 instead of 02DEC24. Service resumes on 06MAR25
Newark – Barcelona eff 27OCT24 777-200ER replaces 767-400ER, except 03DEC24 – 12FEB25, 1 daily (For the period of 09MAR25 – 28MAR25, 777 also replaces 767-400ER)
Newark – Frankfurt 2nd daily UA074/075 167-seater 767-300ER service changes
eff 27OCT24 Reduce from 7 to 4 weekly (Overall reduced from 14 to 11 weekly)
19DEC24 – 20FEB25 Service cancelled (Overall reduced to 7 weekly)
Newark – Lima 08DEC24 – 18JAN25 Increase from 4 to 7 weekly, 757-200
Newark – Marrakech eff 24OCT24 3 weekly 167-seater 767-300ER, new route
Newark – Munich
06JAN25 – 12FEB25 Seasonal service suspension
eff 13FEB25 Service increase from 4 to 7 weekly, 767-400ER operating (777-200ER from 06MAR25)
Newark – Paris Charles de Gaulle Frequency variation to 2nd daily UA054/055
27OCT24 – 18DEC24 767-400ER replaces -300ER
19DEC24 – 16FEB25 Reduce from 7 to 4 weekly (Overall service reduces from 14 to 11 weekly; Previous: 19DEC24 – 05MAR25)
* UA originally scheduled 7 weekly UA054/055 from 19DEC24, service suspension 06JAN25 – 12FEB25, 4 weekly eff 15FEB25)
Newark – Tenerife South eff 26SEP24 Service extends to year-round, 3 weekly 757-200
Newark – Tokyo Narita eff 27OCT24 1 daily 787-9 service maintained, replacing previously filed 777-200ER
San Francisco – Brisbane Originally filed 1 daily 787-9 replaced by following
25OCT24 – 01NOV24 6 weekly 777-200ER
02NOV24 – 02DEC24 5 weekly 777-200ER (Previous: 1 daily)
03DEC24 – 18DEC25 1 daily 777-200ER
19DEC24 – 04FEB25 1 daily 777-300ER
05FEB25 – 14FEB25 1 daily 777-200ER (Previous: -300ER)
15FEB25 – 05MAR25 1 daily 777-300ER
06MAR25 – 29MAR25 1 daily 777-200ER
San Francisco – Christchurch eff 04DEC24 Seasonal service resumption, 3 weekly 787-8
San Francisco – Frankfurt
27OCT24 – 05JAN25 UA926/927 777-200ER service reduces from 7 to 5 weekly (Overall reduces from 14 to 12 weekly)
06JAN25 – 19FEB25 Seasonal service reduction from 12 to 7 weekly, 777-300ER (Previous: Reduce from 14 to 7 weekly)
eff 20FEB25 Service increase from 11 to 12 weekly, 777-200ER/-300ER operating (Previous: Increase from 11 to 14 weekly from 13FEB25)
San Francisco – Hong Kong 1 of 2 daily UA877/862 777-200ER replaces -300ER during following periods: 19DEC24 – 04FEB25, 15FEB25 – 05MAR25 (Overall 1 daily each -200ER/-300ER; Previous: 777-200ER scheduled 19DEC24 – 05MAR25)
San Francisco – Melbourne eff 26OCT24 1 daily 787-9 service maintained, instead of previously scheduled 777-300ER
San Francisco – Munich 07JAN25 – 24FEB25 Reduce from 7 to 6 weekly, 777-200ER
San Francisco – Osaka Kansai 13JAN25 – 23FEB25 Reduce from 7 to 5 weekly, 777-200ER (Previous: 09JAN25 – 23FEB25)
San Francisco – Papeete eff 26OCT24 787-8 replaces -9 for all dates including 2025. Service reduce from 5 to 4 weekly
San Francisco – Paris Charles de Gaulle
06JAN25 – 19FEB25 Seasonal service suspension (Previous: suspended until 12FEB25)
eff 20FEB25 Service increase from 4 to 7 weekly, 777-200ER (Previous: eff 13FEB25)
San Francisco – Seoul Incheon eff 25OCT24 Seasonal 2 daily service extends to year-round, 1 daily each 777-200ER/787-9 (Reduce to 12 weekly 14JAN25 – 29JAN25)
San Francisco – Sydney UA829/830 reduced to 3 weekly operation with 777-200ER from 20DEC24 to 05MAR25, instead of 1 daily 777-300ER for entire season.
Overall service will be reduced to 7 weekly (10 weekly 20DEC24 – 05MAR25)
San Francisco – Taipei Taoyuan
26OCT24 – 06JAN25 1 of 2 daily UA853/852 777-300ER replaces -200ER (Overall 2 daily -300ER)
19JAN25 – 13FEB25 UA853/852 reduces from 7 to 3 weekly (Overall service reduce from 14 to 10 weekly)
San Francisco – Tokyo Narita
07JAN25 – 12FEB25 787-8 replaces 777-200ER, 1 daily (Previous: 777-300ER)
eff 13FEB25 777-300ER replaces -200ER, 1 daily (Previous: eff 07JAN25)
Tokyo Narita – Cebu eff 27OCT24 1 daily 737-800, new route (Previous: eff 31JUL24)
Washington Dulles – Accra eff 13FEB25 Increase from originally filed 5 weekly to 6, 787-8 operating (Previous: reduce to 3 weekly)
Washington Dulles – Amman eff 28OCT24 Planned service resumption cancelled, 3 weekly 787-8
Washington Dulles – Amsterdam eff 26OCT24 767-300ER replaces 787-8, 1 daily (Planned 767-400ER from 06MAR25 removed)
Washington Dulles – Barcelona
26OCT24 – 18DEC24 5 weekly 767-300ER service maintained (Previous: 767-400ER replaces -300ER until 01DEC24)
19DEC24 – 19FEB25 Seasonal service suspension (Previous: 06JAN25 – 12FEB25)
eff 20FEB25 Increase from originally filed 4 weekly to 5 weekly (Previous: eff 13FEB25)
20FEB25 – 05MAR25 787-8 replaces 767-300ER
eff 06MAR25 767-400ER replaces -300ER
Washington Dulles – Dublin
06JAN25 – 19FEB25 Seasonal service suspension (Previous: suspended until 12FEB25)
eff 20FEB25 Service increase from 4 to 7 weekly, 757-200 operating (Previous: eff 13FEB25)
Washington Dulles – Frankfurt 06JAN25 – 23FEB25 UA932/933 reduce from 7 to 6 weekly, 777-200ER (Overall service reduce from 14 to 13 weekly)
Washington Dulles – Geneva Reduce from 7 to 6 weekly during following periods, 167-seater 767-300ER operating
26OCT24 – 23DEC24 6 weekly
07JAN25 – 24FEB25 5 weekly (Previous: 6 weekly)
* UA originally filed 6 weekly for entire March 2025)
Washington Dulles – Lagos 04DEC24 – 12FEB25 Subject to government approval, increase from 4 to 7 weekly, 787-8 operating
Washington Dulles – Lisbon
eff 27OCT24 767-400ER service maintained, instead of planned 767-300ER
06JAN25 – 19FEB25 Seasonal service suspension (Previous: suspended until 12FEB25)
eff 20FEB25 Service increase from 4 to 7 weekly (Previous: eff 12FEB25)
Washington Dulles – London Heathrow
eff 26OCT24 Reduce from 3 to 2 daily
eff 13FEB25 UA924/925 777-200ER replaces 767-300ER (Overall 2 daily 777-200ER; Previous: eff 06MAR25)
Washington Dulles – Madrid Service extended to 02DEC24 for winter season, 1 daily 767-400ER
Washington Dulles – Munich 767-300ER replaced by following aircraft, 1 daily
07JAN25 – 12FEB25 767-400ER
eff 13FEB25 777-200ER
Washington Dulles – Paris Charles de Gaulle eff 26OCT24 787-8 replaces 777-200ER, 1 daily
Washington Dulles – Rome Fiumicino
06JAN25 – 19FEB25 Seasonal service suspension (Previous: suspended until 12FEB25)
eff 20FEB25 Service increase from 4 to 7 weekly, 767-400ER