Originally Posted by carsnoceans

You could have simply Googled this info. Not sure if this what you wanted…

Washington (IAD) to Taipei (TPE) - Thu, Jun 19
United Airlines, Inc. Washington (IAD) to Tokyo (NRT) - Thu, Jun 19
United Airlines, Inc. 803 Dep: 12:25PM Arr: 3:10PM 13h 45m Boeing 777
Layover in NRT Fri, Jun 20 2h 30m

United Airlines, Inc. Tokyo (NRT) to Taipei (TPE) - Fri, Jun 20
United Airlines, Inc. 9683 Dep: 5:40PM Arr: 8:15PM 3h 35m Boeing 767
OPERATED BY AIR JAPAN COMPANY LTD.


Taipei (TPE) to Washington (DCA) - Mon, Aug 18
United Airlines, Inc. Taipei (TPE) to Tokyo (NRT) - Mon, Aug 18
United Airlines, Inc. 9684 Dep: 8:45AM Arr: 12:55PM 3h 10m Boeing 767 Economy (S)
OPERATED BY AIR JAPAN COMPANY LTD. Layover in NRT 4h 5m

United Airlines, Inc. Tokyo (NRT) to Newark (EWR) - Mon, Aug 18
United Airlines, Inc. 78 Dep: 5:00PM Arr: 4:55PM 12h 55m Boeing 777 Economy (S)
Layover in EWR 4h 40m

United Airlines, Inc. Newark (EWR) to Washington (DCA) - Mon, Aug 18
United Airlines, Inc. 4186 Dep: 9:35PM Arr: 10:51PM 1h 16m Embraer ERJ-135/145 Economy (S)
OPERATED BY EXPRESSJET AIRLINES DBA UNITED EXPRESS


PS - There is no UA1084 from TPE-DCA. Check your flight #s again.