Published at 0500GMT 26NOV24 

United Airlines during the weekend of 21-22NOV24’s schedule update filed additional changes to its planned intercontinental operation for Northern summer 2025 season.

Routes highlighted in underline represent revised adjustment during the weekend of 21-22NOV24’s schedule update, or previously not covered on AeroRoutes.

Chicago O'Hare – Athens 01MAY25 – 24SEP25 Seasonal service resumes with 1 daily 787-10, replacing -8 (Previous: 22MAY25 – 01SEP25)
Chicago O'Hare – Barcelona eff 21APR25 Seasonal service resumes on 21APR25 instead of 01MAY25, 1 daily 787-8 (787-10 now scheduled from 21APR25 to 30APR25)
Chicago O'Hare – Milan Malpensa eff 07APR25 Seasonal service resumes from 07APR25 instead of 29MAR25, 1 daily 787-8
Chicago O'Hare – Munich eff 29MAR25 787-8 replaces -10, 1 daily
Chicago O'Hare – Paris Charles de Gaulle eff 29MAR25 787-10 replaces -8, 1 daily
Chicago O'Hare – Reykjavik Keflavik 19MAY25 – 23SEP25 Seasonal service resumes with 1 daily 757-200 (Previous: eff 22MAY25)
Chicago O'Hare – Shannon Seasonal 1 daily 757-200 service resumes from 22MAY25 to 23SEP25
Houston – Amsterdam eff 29MAR25 1 daily 767-300ER service maintained, replacing 777-200ER
Houston – Munich eff 29MAR25 777-200ER replaces 767-300ER, 1 daily
Los Angeles – London Heathrow eff 29MAR25 Reduce from 2 to 1 daily, 787-9
Newark – Athens
* UA124/125 29MAR25 – 30APR25 767-400ER replaces 787-10 (Service resumes on 06MAR25 with 767-400ER instead of 29MAR25)
* UA116/117 eff 31MAR25 New 3 weekly flights with 767-300ER (Overall service increases from 7 to 10 weekly)

Newark – Barcelona eff 29MAR25 1 daily 777-200ER service maintained, replacing initially filed 767-400ER
Newark – Bilbao 31MAY25 – 23SEP25 3 weekly 757-200, new route
Newark – Brussels Seasonal 2nd daily UA618/619 with 757-200 operates from 26JUN25, instead of 29MAR25
Newark – Dubai eff 29MAR25 777-300ER replaces -200ER, 1 daily
Newark – Dubrovnik 01MAY25 – 24SEP25 Seasonal service increase from 4 to 7 weekly, 767-400ER (Previous: 4 weekly from 23MAY25)
Newark – Faro 16MAY25 – 22SEP25 4 weekly 757-200 (Previous: eff 22MAY25; This route was originally scheduled in 2024)
Newark – Frankfurt eff 29MAR25 UA960/961 777-300ER replaces 787-10
Newark – Funchal 07JUN25 – 23SEP25 3 weekly 737 MAX 8, new route
Newark – Malaga Seasonal 1 daily 757-200 service resumes from 01MAY25 to 23SEP25
Newark – Milan Malpensa eff 29MAR25 1 daily 777-200ER service maintained, replacing 767-400ER
Newark – Munich 22MAY25 – 01SEP25 777-200ER replaces 767-400ER, 1 daily
Newark – Naples 03APR25 – 24SEP25 Seasonal 1 daily 767-300ER service operates from 03APR25, instead of 04APR25
Newark – Nuuk 14JUN25 – 24SEP25 2 weekly 737 MAX 8, new route
Newark – Palermo 21MAY25 – 24SEP25 3 weekly 767-400ER, new route
Newark – Paris Charles de Gaulle 21APR25 – 30APR25 UA054/055 767-400ER replaces -300ER
Newark – Palma de Mallorca eff 22MAY25 Seasonal service increase from 3 to 4 weekly, 767-400ER
Newark – Ponta Delgada
05JUN25 – 23SEP25 Seasonal service resumes from 05JUN25 instead of 06JUN25, 5 weekly 737 MAX 8
30JUN25 – 02SEP25 Increase from 5 to 7 weekly

Newark – Porto 23MAY25 – 23SEP25 Seasonal increase from 1 to 2 daily, 757-200 (Previously filed until end of schedule listing)
Newark – Reykjavik Keflavik 26JUN25 – 23SEP25 Seasonal service resumes from 26JUN25 instead of 22MAY25, 1 daily 757-200
Newark – Rome Fiumicino UA040/041 latest aircraft changes, 777-200ER replaced by following
29MAR25 – 30APR25 787-10
22MAY25 – 01SEP25 777-300ER

Newark – Shannon eff 03APR25 Seasonal 1 daily 757-200 service resumes from 03APR25, instead of 11APR25
Newark – Stockholm Arlanda Seasonal service operates 05JUN25 – 31AUG25, 1 daily 757-200 (Previous: 04JUN25 – 31AUG25)
Newark – Tenerife South eff 02MAY25 3 weekly service cancelled
Newark – Venice Marco Polo eff 29MAR25 Seasonal 1 daily 767-400ER service resumes from 29MAR25, instead of 18APR25
San Francisco – Auckland eff 29MAR25 3 weekly 777-200ER service maintained, replacing previously filed 787-9
San Francisco – Barcelona eff 01MAY25 UA intends to operate Boeing 787-10 instead of 777-200ER, 1 daily (Reservation as of 24OCT24 continues to list 777-200ER)
San Francisco – Brisbane eff 29MAR25 4 weekly 777-200ER service maintained, replacing previously filed 787-9
San Francisco – Papeete (Tahiti) eff 29MAR25 787-9 replaces 787-8 in NW24, 5 weekly
San Francisco – Seoul Incheon eff 29MAR25 2 daily 787-9, replacing 1 daily each 777-200ER/787-9
Tokyo Narita – Kaohsiung eff 11JUL25 1 daily 737-800 (UA last served Kaohsiung as Continental Micronesia October 1993 – April 1998)
Tokyo Narita – Koror Launch date and reservations remain unavailable, 2 weekly 737-800
Tokyo Narita – Ulaanbaatar eff 01MAY25 1 daily 737-800, reservation remains unavailable
Washington Dulles – Barcelona 22MAY25 – 30JUL25 787-8 replaces 767-300ER, 1 daily
Washington Dulles – Dakar eff 23MAY25 3 weekly 767-300ER (Operational day varies on 23MAY25 and 25MAY25 from IAD), new route
Washington Dulles – Lisbon eff 04APR25 1 of 7 weekly 757-200 replaces 767-400ER
Washington Dulles – London Heathrow eff 29MAR25 Reduction from 3 to 2 daily during NW24 has been extended into NS25. 2 daily 777-200ER
Washington Dulles – Nice 24MAY25 – 24SEP25 4 weekly 767-300ER, new route
Washington Dulles – Paris Charles de Gaulle 22MAY25 – 01SEP25 UA330/331 767-400ER replaces -300ER
Washington Dulles – Rome Fiumicino 01MAY25 – 21MAY25 UA884/885 767-400ER replaces 777-200ER
Washington Dulles – Venice Marco Polo eff 22MAY25 1 daily 767-300ER (4 weekly from 26SEP25), new route