UA1831 United Airlines - Flight Status
Codeshare Flights
The flight ET1386 from Ethiopian Airlines (ET) is a codeshare flight operated by United Airlines (UA) under the flight number UA1831. Check this page for details about flight UA1831.
Below, you can find details about United Airlines flight UA1831, which currently operates between the airports of Dulles - Washington Dulles International Airport (Airport Code IAD) and Newark - Newark Liberty International Airport (Airport Code EWR).
This flight data pertains specifically to the flight's details for Thursday, September 10, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1831
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1831
UA1831 On Time performance:
44
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
UA1831 United Airlines from Dulles
Scheduled - On-time
Flight Status for Thursday September 10, 2026
This flight was also scheduled for Yesterday (September 08, 2026). See it here
This flight is also scheduled for Today (September 09, 2026). See it here
Scheduled - On-time
Flight Status for Thursday September 10, 2026
Departure
Dulles (IAD)
September 10, 2026
Washington Dulles International Airport
Estimated Departure Time:
05:45 pm
Terminal:
-
Gate:
C3
Scheduled Departure Time: 05:45 pm
Arrival
Newark (EWR)
September 10, 2026
Newark Liberty International Airport
Estimated Arrival Time:
07:15 pm
Terminal:
A
Gate:
A24
Scheduled Arrival Time: 07:15 pm
Baggage: 3
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-ewr.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- AV2232 - Avianca
- AZ4403 - ITA Airways
- ET1386 - Ethiopian Airlines
- TP8507 - TAP Air Portugal
Additional Information
Which is the frequency of flight UA1831?
The flight UA1831 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight UA1831?
The distance between the two airports is 211 miles.
Which is the flight time of flight UA1831?
The scheduled flight time gate to gate is: 01:30 hours.
The real flight time gate to gate on average is: 01:35 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA1831 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight UA1831?
The distance between the two airports is 211 miles.
Which is the flight time of flight UA1831?
The scheduled flight time gate to gate is: 01:30 hours.
The real flight time gate to gate on average is: 01:35 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airlines serves the same route between Dulles and Newark:
FedEx
- Flight Number: FX1901. (On Time performance: 63 - Average Delay: 24 minutes)
Mountain Air Cargo
- Flight Number: MTN8300. (On Time performance: 72 - Average Delay: 14 minutes)
- Flight Number: MTN8302. (On Time performance: 72 - Average Delay: 24 minutes)
- Flight Number: MTN8313. (On Time performance: 40 - Average Delay: 35 minutes)
United Airlines
- Flight Number: UA1498. (On Time performance: 67 - Average Delay: 24 minutes)
- Flight Number: UA1997. (On Time performance: 60 - Average Delay: 37 minutes)
- Flight Number: UA1998. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: UA2396. (On Time performance: 83 - Average Delay: 11 minutes)
- Flight Number: UA3610.
- Flight Number: UA4530.
FedEx
- Flight Number: FX1901. (On Time performance: 63 - Average Delay: 24 minutes)
Mountain Air Cargo
- Flight Number: MTN8300. (On Time performance: 72 - Average Delay: 14 minutes)
- Flight Number: MTN8302. (On Time performance: 72 - Average Delay: 24 minutes)
- Flight Number: MTN8313. (On Time performance: 40 - Average Delay: 35 minutes)
United Airlines
- Flight Number: UA1498. (On Time performance: 67 - Average Delay: 24 minutes)
- Flight Number: UA1997. (On Time performance: 60 - Average Delay: 37 minutes)
- Flight Number: UA1998. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: UA2396. (On Time performance: 83 - Average Delay: 11 minutes)
- Flight Number: UA3610.
- Flight Number: UA4530.
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from March 05, 2026 to September 04, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from December 18, 2025 to August 31, 2026. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from June 05, 2026 to September 04, 2026, we have obtained these figures.
Total number of flights: 89
On Time: 39 ( 44 % )
Moderate Delay: 10 ( 11 % )
Significant Delay: 12 ( 13 % )
Major Delay: 23 ( 26 % )
Canceled: 0 ( 0 % )
Diverted: 5 ( 6 % )
Average Delay: 100 minutes.
Total number of flights: 89
On Time: 39 ( 44 % )
Moderate Delay: 10 ( 11 % )
Significant Delay: 12 ( 13 % )
Major Delay: 23 ( 26 % )
Canceled: 0 ( 0 % )
Diverted: 5 ( 6 % )
Average Delay: 100 minutes.
Last Past Flights UA1831
Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
08 September
08 September
05:41 pm
Dulles (IAD)
Dulles (IAD)
06:59 pm
Newark (EWR)
Newark (EWR)
01h 18min
Airbus A319
Airbus A319
Landed - On-time
Monday
07 September
07 September
05:38 pm
Dulles (IAD)
Dulles (IAD)
07:01 pm
Newark (EWR)
Newark (EWR)
01h 23min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
06 September
06 September
05:43 pm
Dulles (IAD)
Dulles (IAD)
07:15 pm
Newark (EWR)
Newark (EWR)
01h 32min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
04 September
04 September
10:33 pm
Dulles (IAD)
Dulles (IAD)
11:51 pm
Newark (EWR)
Newark (EWR)
01h 18min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
03 September
03 September
05:42 pm
Dulles (IAD)
Dulles (IAD)
07:46 pm
Newark (EWR)
Newark (EWR)
02h 04min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Wednesday
02 September
02 September
06:26 pm
Dulles (IAD)
Dulles (IAD)
07:58 pm
Newark (EWR)
Newark (EWR)
01h 32min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Tuesday
01 September
01 September
12:15 am
()
()
01:21 am
Newark (EWR)
Newark (EWR)
Boeing 737MAX
Boeing 737MAX
Landed - DIVERTED
Tuesday
01 September
01 September
06:48 pm
Dulles (IAD)
Dulles (IAD)
07:17 pm
Dulles (IAD)
Dulles (IAD)
Boeing 737MAX
Boeing 737MAX
- DIVERTED
Monday
31 August
31 August
06:22 pm
Dulles (IAD)
Dulles (IAD)
07:35 pm
Newark (EWR)
Newark (EWR)
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Sunday
30 August
30 August
05:58 pm
Dulles (IAD)
Dulles (IAD)
08:04 pm
Newark (EWR)
Newark (EWR)
Boeing 737-900
Boeing 737-900
Landed - Delayed
