Route on-time record
DFW to ASE: most on-time flights and the best time to fly
Dallas-Fort Worth (Dallas Fort Worth International Airport) to Aspen (Aspen-Pitkin County Airport (Sardy Field)). 1,205 nonstop flights in Jun 2025 to May 2026, 69% arrived within 15 minutes and 4.5% were cancelled. The most reliable flight number was SkyWest 4912 at 10:50 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
DFW → ASE
Dallas-Fort Worth to Aspen: 1,205 nonstop flights a year
On time (12 months)
69%
Cancelled
4.5%
avg delay 25 min
Best time to leave
Before 9 AM
78% on time vs 63% noon to 3 PM
Most reliable airline
SkyWest
67% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · SkyWest 4912 · sold as United Express, Delta Connection, American Eagle or Alaska
10:50 AM → 12:21 PM2h 31m nonstop
Local times, typical schedule. Last flown 2026-05-31.
76%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (9 flights, Jun 2025 to May 2026).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Short track record (9 flights), so its score leans on the airline's record at this hour.
Limited track record · 9 flights
Find 10:50 AM flight fares Opens this date on Aviasales#2 · SkyWest 6503 · sold as United Express, Delta Connection, American Eagle or Alaska
10:15 AM → 12:09 PM2h 54m nonstop
Local times, typical schedule. Last flown 2026-04-06.
75%
chance on time
- On time (history)
- 77%
- Cancelled
- 2.2%
- Avg arrival delay
- 22 min
- Arrived on time 77% of the time (253 flights, Jun 2025 to May 2026).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Strong track record · 253 flights
Find 10:15 AM flight fares Opens this date on Aviasales#3 · SkyWest 6432 · sold as United Express, Delta Connection, American Eagle or Alaska
10:58 AM → 12:28 PM2h 30m nonstop
Local times, typical schedule. Last flown 2026-04-22.
70%
chance on time
- On time (history)
- 74%
- Cancelled
- 0.0%
- Avg arrival delay
- 22 min
- Arrived on time 74% of the time (73 flights, Jun 2025 to May 2026).
- Never cancelled in 77 scheduled flights.
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Moderate track record · 73 flights
Find 10:58 AM flight fares Opens this date on Aviasales#4 · SkyWest 6373 · sold as United Express, Delta Connection, American Eagle or Alaska
8:25 AM → 10:11 AM2h 46m nonstop
Local times, typical schedule. Last flown 2026-04-06.
69%
chance on time
- On time (history)
- 69%
- Cancelled
- 8.8%
- Avg arrival delay
- 25 min
- Arrived on time 69% of the time (80 flights, Jun 2025 to May 2026).
- Cancelled 8.8% of the time (8 of 91).
- Leaves in this route's most on-time window (Before 9 AM: 78% on time; Noon to 3 PM: 63%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Moderate track record · 80 flights
Find 8:25 AM flight fares Opens this date on Aviasales#5 · SkyWest 6477 · sold as United Express, Delta Connection, American Eagle or Alaska
12:30 PM → 2:17 PM2h 47m nonstop
Local times, typical schedule. Last flown 2026-04-06.
64%
chance on time
- On time (history)
- 66%
- Cancelled
- 5.2%
- Avg arrival delay
- 24 min
- Arrived on time 66% of the time (103 flights, Jun 2025 to May 2026).
- Cancelled 5.2% of the time (6 of 116).
- Leaves in this route's least on-time window (Noon to 3 PM: 63% on time; Before 9 AM: 78%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Moderate track record · 103 flights
Find 12:30 PM flight fares Opens this date on Aviasales#6 · SkyWest 6362 · sold as United Express, Delta Connection, American Eagle or Alaska
7:14 PM → 8:54 PM2h 40m nonstop
Local times, typical schedule. Last flown 2026-04-05.
64%
chance on time
- On time (history)
- 64%
- Cancelled
- 12.9%
- Avg arrival delay
- 43 min
- Arrived on time 64% of the time (61 flights, Jun 2025 to May 2026).
- Cancelled 12.9% of the time (9 of 70).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Moderate track record · 61 flights
Find 7:14 PM flight fares Opens this date on Aviasales#7 · SkyWest 6394 · sold as United Express, Delta Connection, American Eagle or Alaska
2:20 PM → 4:06 PM2h 46m nonstop
Local times, typical schedule. Last flown 2026-04-06.
59%
chance on time
- On time (history)
- 57%
- Cancelled
- 6.5%
- Avg arrival delay
- 33 min
- Arrived on time 57% of the time (90 flights, Jun 2025 to May 2026).
- Cancelled 6.5% of the time (7 of 108).
- Leaves in this route's least on-time window (Noon to 3 PM: 63% on time; Before 9 AM: 78%).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 90 flights
Find 2:20 PM flight fares Opens this date on Aviasales#8 · SkyWest 6419 · sold as United Express, Delta Connection, American Eagle or Alaska
6:50 PM → 8:18 PM2h 28m nonstop
Local times, typical schedule. Last flown 2026-05-31.
56%
chance on time
- On time (history)
- 55%
- Cancelled
- 5.7%
- Avg arrival delay
- 26 min
- Arrived on time 55% of the time (62 flights, Jun 2025 to May 2026).
- Cancelled 5.7% of the time (4 of 70).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 62 flights
Find 6:50 PM flight fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)67%
1,205 flights · 69% on time as flown · 4.5% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM78%
229 flights · avg delay 17 min
- 9 AM to noon72%
350 flights · avg delay 24 min
- Noon to 3 PM63%
377 flights · avg delay 28 min
- 3 to 6 PM64%
112 flights · avg delay 23 min
- 6 to 9 PM69%
137 flights · avg delay 29 min
Best day: Wednesday (84%). Worst: Saturday (67%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Airline (crew, maintenance, boarding)44%
- Air traffic control and airport volume26%
- Severe weather24%
- Late-arriving aircraft7%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
DFW to ASE questions
- What time of day is best to fly DFW to ASE?
- Before 9 AM: 78% of flights arrived on time, against 63% for departures noon to 3 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from DFW to ASE?
- SkyWest, with a season-adjusted 67% chance of operating and arriving on time over 1,205 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on DFW to ASE?
- February (58% on time); the best was October (87%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from DFW
- ASE to DFW (return)
- DFW to ORD 68%
- DFW to LGA 67%
- DFW to ATL 75%
- DFW to LAX 72%
- DFW to DEN 69%
- DFW to IAH 70%
- DFW to SEA 69%
- DFW to LAS 69%
- DFW to PHX 71%
- DFW to MCO 64%
- DFW to MIA 69%
- DFW to AUS 68%
Live status: FAA delays and ground stops