UA1639 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA1639, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Redmond - Redmond Municipal Airport (Airport Code RDM).
This flight data pertains specifically to the flight's details for Thursday, August 28, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1639
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1639
UA1639 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
UA1639 United Airlines to Redmond
Scheduled - On-time
Flight Status for Thursday August 28, 2025
This flight was also scheduled for Yesterday (August 27, 2025). See it here
This flight is also scheduled for Tomorrow (August 29, 2025). See it here
Scheduled - On-time
Flight Status for Thursday August 28, 2025
Departure
San Francisco (SFO)
August 28, 2025
San Francisco International Airport
Estimated Departure Time:
08:50 pm
Terminal:
3
Gate:
E5
Scheduled Departure Time: 08:50 pm
Arrival
Redmond (RDM)
August 28, 2025
Redmond Municipal Airport
Estimated Arrival Time:
10:26 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 10:26 pm
Disclaimer
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Additional Information
Which is the frequency of flight UA1639?
The flight UA1639 is scheduled to flight on daily basis.
Which is the distance of flight UA1639?
The distance between the two airports is 463 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA1639 is scheduled to flight on daily basis.
Which is the distance of flight UA1639?
The distance between the two airports is 463 miles.
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 San Francisco and Redmond:
Alaska Airlines
- Flight Number: AS3297. (On Time performance: 70 - Average Delay: 14 minutes)
- Flight Number: AS3361. (On Time performance: 96 - Average Delay: 3 minutes)
United Airlines
- Flight Number: UA2153. (On Time performance: 90 - Average Delay: 8 minutes)
- Flight Number: UA2441. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: UA5425. (On Time performance: 69 - Average Delay: 19 minutes)
- Flight Number: UA574. (On Time performance: 85 - Average Delay: 23 minutes)
- Flight Number: UA5825. (On Time performance: 63 - Average Delay: 15 minutes)
Alaska Airlines
- Flight Number: AS3297. (On Time performance: 70 - Average Delay: 14 minutes)
- Flight Number: AS3361. (On Time performance: 96 - Average Delay: 3 minutes)
United Airlines
- Flight Number: UA2153. (On Time performance: 90 - Average Delay: 8 minutes)
- Flight Number: UA2441. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: UA5425. (On Time performance: 69 - Average Delay: 19 minutes)
- Flight Number: UA574. (On Time performance: 85 - Average Delay: 23 minutes)
- Flight Number: UA5825. (On Time performance: 63 - Average Delay: 15 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
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 UA1639
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
27 August
27 August
08:45 pm
San Francisco (SFO)
San Francisco (SFO)
10:10 pm
Redmond (RDM)
Redmond (RDM)
01h 25min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
26 August
26 August
08:57 pm
San Francisco (SFO)
San Francisco (SFO)
10:33 pm
Redmond (RDM)
Redmond (RDM)
01h 36min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
25 August
25 August
08:47 pm
San Francisco (SFO)
San Francisco (SFO)
10:31 pm
Redmond (RDM)
Redmond (RDM)
01h 44min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
24 August
24 August
08:54 pm
San Francisco (SFO)
San Francisco (SFO)
10:14 pm
Redmond (RDM)
Redmond (RDM)
01h 20min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
23 August
23 August
08:44 pm
San Francisco (SFO)
San Francisco (SFO)
10:09 pm
Redmond (RDM)
Redmond (RDM)
01h 25min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
22 August
22 August
08:38 pm
San Francisco (SFO)
San Francisco (SFO)
09:59 pm
Redmond (RDM)
Redmond (RDM)
01h 21min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
21 August
21 August
08:59 pm
San Francisco (SFO)
San Francisco (SFO)
10:35 pm
Redmond (RDM)
Redmond (RDM)
01h 36min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
20 August
20 August
08:59 pm
San Francisco (SFO)
San Francisco (SFO)
10:28 pm
Redmond (RDM)
Redmond (RDM)
01h 29min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
19 August
19 August
09:21 pm
San Francisco (SFO)
San Francisco (SFO)
10:53 pm
Redmond (RDM)
Redmond (RDM)
01h 32min
Boeing 737-800
Boeing 737-800
Landed - On-time