Informational Guide to Boise Air Terminal Airport (BOI) - Non Official

UA1439 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA1439, which currently operates between the airports of Boise - Boise Air Terminal (Airport Code BOI) and Denver - Denver International Airport (Airport Code DEN).
This flight data pertains specifically to the flight's details for Monday, October 13, 2025.

UA1439 On Time performance:
88
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

UA1439 United Airlines to Denver

Landed - On-time
Flight Status for Monday October 13, 2025
This flight was also scheduled for Yesterday (October 12, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Airbus A320

Departure

Boise (BOI)
October 13, 2025
Boise Air Terminal
Departed at:
10:33 am
Gate:
B11
Scheduled Departure Time: 10:45 am

Arrival

Denver (DEN)
October 13, 2025
Denver International Airport
Arrived at:
12:26 pm
Terminal:
-
Gate:
B9
Scheduled Arrival Time: 12:41 pm
Baggage: 15
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-boise.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:

- AC3217 - Air Canada

Additional Information

Which is the frequency of flight UA1439?
The flight UA1439 is scheduled to flight on Monday, Thursday, Friday, Sunday on a weekly basis.

Which is the distance of flight UA1439?
The distance between the two airports is 648 miles.

Which is the flight time of flight UA1439?
The scheduled flight time gate to gate is: 01:56 hours.
The real flight time gate to gate on average is: 01:57 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 Boise and Denver:

Frontier Airlines
- Flight Number: F93934. (On Time performance: 68 - Average Delay: 53 minutes)

United Airlines
- Flight Number: UA1782. (On Time performance: 90 - Average Delay: 7 minutes)
- Flight Number: UA213. (On Time performance: 88 - Average Delay: 5 minutes)
- Flight Number: UA2173. (On Time performance: 58 - Average Delay: 25 minutes)
- Flight Number: UA4637. (On Time performance: 59 - Average Delay: 30 minutes)
- Flight Number: UA4712. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: UA5226. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: UA5924. (On Time performance: 100 - Average Delay: 0 minutes)

Southwest Airlines
- Flight Number: WN1369. (On Time performance: 64 - Average Delay: 21 minutes)
- Flight Number: WN1434. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN1435. (On Time performance: 86 - Average Delay: 6 minutes)
- Flight Number: WN1436. (On Time performance: 57 - Average Delay: 23 minutes)
- Flight Number: WN1543. (On Time performance: 82 - Average Delay: 12 minutes)
- Flight Number: WN2916. (On Time performance: 84 - Average Delay: 10 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from September 25, 2025 to October 06, 2025, we have obtained these figures.
Total number of flights: 8
On Time: 7 ( 88 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 1 ( 13 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 4 minutes.
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 UA1439

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
12 October
10:38 am
Boise (BOI)
12:25 pm
Denver (DEN)
01h 47min
Airbus A319
Airbus A319
Landed - On-time
Friday
10 October
10:37 am
Boise (BOI)
12:25 pm
Denver (DEN)
01h 48min
Airbus A319
Airbus A319
Landed - On-time
Thursday
09 October
10:35 am
Boise (BOI)
12:28 pm
Denver (DEN)
01h 53min
Airbus A319
Airbus A319
Landed - On-time
Monday
06 October
10:40 am
Boise (BOI)
12:36 pm
Denver (DEN)
01h 56min
Airbus A320
Airbus A320
Landed - On-time
Sunday
05 October
10:35 am
Boise (BOI)
12:45 pm
Denver (DEN)
02h 10min
Airbus A319
Airbus A319
Landed - On-time
Friday
03 October
10:36 am
Boise (BOI)
12:24 pm
Denver (DEN)
01h 48min
Airbus A319
Airbus A319
Landed - On-time
Thursday
02 October
10:36 am
Boise (BOI)
12:24 pm
Denver (DEN)
01h 48min
Airbus A319
Airbus A319
Landed - On-time
Monday
29 September
10:35 am
Boise (BOI)
12:24 pm
Denver (DEN)
01h 49min
Airbus A319
Airbus A319
Landed - On-time
Sunday
28 September
10:43 am
Boise (BOI)
01:11 pm
Denver (DEN)
02h 28min
Airbus A320
Airbus A320
Landed - Delayed
Friday
26 September
10:35 am
Boise (BOI)
12:21 pm
Denver (DEN)
01h 46min
Airbus A319
Airbus A319
Landed - On-time