Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

UA1238 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA1238, which currently operates between the airports of Newark - Newark Liberty International Airport (Airport Code EWR) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Monday, June 30, 2025.

UA1238 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

UA1238 United Airlines from Newark

Landed - On-time
Flight Status for Monday June 30, 2025
This flight was also scheduled for Yesterday (June 29, 2025). See it here
This flight is also scheduled for Tomorrow (July 01, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737-900 (winglets) Passenger/BBJ3

Departure

Newark (EWR)
June 30, 2025
Newark Liberty International Airport
Departed at:
10:12 am
Terminal:
A
Gate:
A18
Scheduled Departure Time: 10:20 am

Arrival

Seattle (SEA)
June 30, 2025
Seattle-Tacoma International Airport
Arrived at:
01:06 pm
Gate:
D22
Scheduled Arrival Time: 01:29 pm
Baggage: 9
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.seattle-airport.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.

Additional Information

Which is the frequency of flight UA1238?
The flight UA1238 is scheduled to flight on Monday, Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight UA1238?
The distance between the two airports is 2395 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Newark: 2025-06-30 21:34:11
Current Time in Seattle: 2025-06-30 18:34:11

Alternative Flights

The following airlines serves the same route between Newark and Seattle:

Alaska Airlines
- Flight Number: AS280. (On Time performance: 49 - Average Delay: 77 minutes)
- Flight Number: AS281. (On Time performance: 85 - Average Delay: 9 minutes)
- Flight Number: AS283. (On Time performance: 77 - Average Delay: 22 minutes)
- Flight Number: AS299. (On Time performance: 63 - Average Delay: 35 minutes)
- Flight Number: AS462. (On Time performance: 29 - Average Delay: 141 minutes)
- Flight Number: AS477. (On Time performance: 55 - Average Delay: 37 minutes)

FedEx
- Flight Number: FX3954. (On Time performance: 77 - Average Delay: 13 minutes)

United Airlines
- Flight Number: UA1330. (On Time performance: 88 - Average Delay: 6 minutes)
- Flight Number: UA2044. (On Time performance: 58 - Average Delay: 25 minutes)
- Flight Number: UA2364. (On Time performance: 91 - Average Delay: 7 minutes)
- Flight Number: UA2630. (On Time performance: 73 - Average Delay: 25 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights UA1238

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
29 June
10:12 am
Newark (EWR)
01:02 pm
Seattle (SEA)
05h 50min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
28 June
12:23 pm
Newark (EWR)
03:02 pm
Seattle (SEA)
05h 39min
Airbus A319
Airbus A319
Landed - Delayed
Friday
27 June
10:24 am
Newark (EWR)
01:33 pm
Seattle (SEA)
06h 09min
Boeing 737-900
Boeing 737-900
Landed - On-time
Thursday
26 June
10:13 am
Newark (EWR)
12:54 pm
Seattle (SEA)
05h 41min
Boeing 737-900
Boeing 737-900
Landed - On-time