UA1791 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA1791, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Sunday, April 26, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1791
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1791
UA1791 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
UA1791 United Airlines from San Francisco
En Route - On-time
Flight Status for Sunday April 26, 2026
En Route - On-time
Flight Status for Sunday April 26, 2026
Airline information
United Airlines
Equipment: Boeing 737MAX 9 Passenger
Departure
San Francisco (SFO)
April 26, 2026
San Francisco International Airport
Departed at:
01:55 pm
Terminal:
3
Gate:
E9
Scheduled Departure Time: 02:00 pm
Arrival
Boston (BOS)
April 26, 2026
Boston Logan International Airport
Estimated Arrival Time:
10:33 pm
Terminal:
B
Gate:
B30
Scheduled Arrival Time: 10:58 pm
Baggage: 5
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.boston-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.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- NZ9014 - Air New Zealand
- VA8566 - Virgin Australia
Additional Information
Which is the frequency of flight UA1791?
The flight UA1791 is currently not scheduled at Boston Logan Airport.
Which is the distance of flight UA1791?
The distance between the two airports is 2698 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 San Francisco: 2026-04-26 18:24:39
Current Time in Boston: 2026-04-26 21:24:39
The flight UA1791 is currently not scheduled at Boston Logan Airport.
Which is the distance of flight UA1791?
The distance between the two airports is 2698 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 San Francisco: 2026-04-26 18:24:39
Current Time in Boston: 2026-04-26 21:24:39
Alternative Flights
The following airlines serves the same route between San Francisco and Boston:
JetBlue
- Flight Number: B61734. (On Time performance: 72 - Average Delay: 17 minutes)
- Flight Number: B6334. (On Time performance: 78 - Average Delay: 33 minutes)
- Flight Number: B6434. (On Time performance: 92 - Average Delay: 8 minutes)
- Flight Number: B6734. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: B6934. (On Time performance: 78 - Average Delay: 7 minutes)
Delta Air Lines
- Flight Number: DL1655. (On Time performance: 80 - Average Delay: 22 minutes)
- Flight Number: DL400. (On Time performance: 94 - Average Delay: 2 minutes)
- Flight Number: DL977. (On Time performance: 61 - Average Delay: 33 minutes)
United Airlines
- Flight Number: UA1372. (On Time performance: 79 - Average Delay: 9 minutes)
- Flight Number: UA1665. (On Time performance: 84 - Average Delay: 11 minutes)
- Flight Number: UA2001. (On Time performance: 77 - Average Delay: 19 minutes)
- Flight Number: UA2356. (On Time performance: 68 - Average Delay: 28 minutes)
- Flight Number: UA2647. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: UA796. (On Time performance: 85 - Average Delay: 0 minutes)
JetBlue
- Flight Number: B61734. (On Time performance: 72 - Average Delay: 17 minutes)
- Flight Number: B6334. (On Time performance: 78 - Average Delay: 33 minutes)
- Flight Number: B6434. (On Time performance: 92 - Average Delay: 8 minutes)
- Flight Number: B6734. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: B6934. (On Time performance: 78 - Average Delay: 7 minutes)
Delta Air Lines
- Flight Number: DL1655. (On Time performance: 80 - Average Delay: 22 minutes)
- Flight Number: DL400. (On Time performance: 94 - Average Delay: 2 minutes)
- Flight Number: DL977. (On Time performance: 61 - Average Delay: 33 minutes)
United Airlines
- Flight Number: UA1372. (On Time performance: 79 - Average Delay: 9 minutes)
- Flight Number: UA1665. (On Time performance: 84 - Average Delay: 11 minutes)
- Flight Number: UA2001. (On Time performance: 77 - Average Delay: 19 minutes)
- Flight Number: UA2356. (On Time performance: 68 - Average Delay: 28 minutes)
- Flight Number: UA2647. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: UA796. (On Time performance: 85 - Average Delay: 0 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 UA1791
Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
19 April
19 April
01:55 pm
San Francisco (SFO)
San Francisco (SFO)
10:31 pm
Boston (BOS)
Boston (BOS)
05h 36min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
12 April
12 April
02:19 pm
San Francisco (SFO)
San Francisco (SFO)
11:00 pm
Boston (BOS)
Boston (BOS)
05h 41min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
05 April
05 April
01:53 pm
San Francisco (SFO)
San Francisco (SFO)
10:22 pm
Boston (BOS)
Boston (BOS)
05h 29min
Boeing 737MAX
Boeing 737MAX
Landed - On-time