SAT → DENSan Antonio to Denver

live

Direct flights from San Antonio (SAT) to Denver (DEN): 21 nonstop departures observed each week across 3 airlines. 73% of the last 15 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 15 tracked flights. The nonstop covers 1,280 km, an estimated 2 hours 8 minutes in the air. Measured by Pro Flight Search from live flight boards at San Antonio and Denver. Updated 16 October 2026 at 00:31 UTC.

Today, SAT → DEN

Thu 15 Oct · local times
  1. 11:50 UA2479United Airlines Sched 11:50Departure not confirmed by the board DEN est. 22:59 +280sched 18:19
  2. 13:45 WN1575Southwest Airlines Sched 13:45Departure not confirmed by the board DEN est. 20:18 +18sched 20:00
  3. 15:21 F92355Frontier Airlines Sched 15:21Departure not confirmed by the board DEN est. 21:21sched 21:49
  4. · UA1007United Airlines Departed Landed 14:45 +8
  5. · UA2853United Airlines Departed Landed 10:20
  6. · UA5397United Airlines Departed Landed 07:01 +2
  7. · WN160Southwest Airlines Departed Landed 15:13 +18
  8. · WN3711Southwest Airlines Departed Landed 12:50 −10
  9. · WN4042Southwest Airlines Departed Landed 12:03 +3
  10. · WN935Southwest Airlines Departed Landed 06:54 −1

Checked SAT board 18:52 · DEN board 18:31

SAT San Antonio heavy · +57
DEN Denver smooth · +4
1,280 km · ~2h 08m est.
dep bank 00:30–15:2121x weekly
Runs mixed · 3 airlines · 21x weekly · nonstop
73% on time

of the last 15 operated SAT → DEN flights arrived within 15 minutes

Median arrival delay is +2 min. 0 of 15 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+2 minacross the last 15 operated legs
Flight time~2h 08mestimated from route distance
Weekly departures21x3 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 15

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Frontier AirlinesSouthwest AirlinesUnited Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Frontier AirlinesF9

Flights F92355 varies daily

Southwest AirlinesWN71% on time

Flights WN935 00:40 Mo Th Fr · WN3709 varies Tu We Sa Su · WN3732 05:10 Su · WN4042 05:45 Mo Th Fr

United AirlinesUA71% on time

Flights UA5397 00:30 daily · UA2853 04:00 daily · UA1007 08:17 daily · UA2479 11:50 daily

History

operated legs · board outcomes
10-15UA1007arrived+8
10-15UA2853arrived+0
10-15UA5397arrived+2
10-15WN160arrived+18
10-15WN3711arrived−10
10-15WN4042arrived+3
10-15WN935arrived−1
10-14F92355arrived+6
10-14UA1007arrived−3
10-14UA2479arrived+38
10-14UA2853arrived+32
10-14UA5397arrived−4
10-14WN1575arrived+29
10-14WN267arrived−7
10-14WN3709arrived−23

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
SATSan Antonio +57 min heavy 🌤 few clouds · ESE 7 kt Full SAT delay board →
DENDenver +4 min smooth 🌤 few clouds · NNE 9 kt Full DEN delay board →

Weather lens

Current conditions put the pressure at DEN: 39% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the San Antonio to Denver route actually runs

Pro Flight Search records official board updates for nonstop SAT to DEN flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — San Antonio (SAT) to Denver (DEN) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/SAT-DEN
How we measure this →

SAT to DEN questions

Is SAT–DEN running on time right now?

Some delays possible. The departure side at SAT is the weaker end, route health score 58/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SAT–DEN?

Operators schedule morning departures around 00:30 from SAT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the DEN delay card to confirm conditions when you'd arrive.

How long is the flight from SAT to DEN?

Great-circle distance is 1,280 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 120–140 min gate-to-gate on this route.

How often does SAT–DEN fly?

3 carriers operate this route, around 64 flights a week between them. Compare carrier days and times in the airline list above.