Route on-time record

DFW to BOS: most on-time flights and the best time to fly

Dallas-Fort Worth (Dallas Fort Worth International Airport) to Boston (Boston Logan International Airport). 3,784 nonstop flights in Jun 2025 to May 2026, 67% arrived within 15 minutes and 2.9% were cancelled. The most reliable flight number was Delta 2351 at 7:20 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

DFW → BOS

Dallas-Fort Worth to Boston: 3,784 nonstop flights a year

On time (12 months)

67%

Cancelled

2.9%

avg delay 26 min

Best time to leave

Before 9 AM

85% on time vs 54% 3 to 6 PM

Most reliable airline

Delta

75% chance on time

Check DFW to BOS fares

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 · Delta 2351
7:20 AM → 12:00 PM3h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31.
89%
chance on time
On time (history)
91%
Cancelled
2.3%
Avg arrival delay
9 min
- Arrived on time 91% of the time (339 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 3 to 6 PM: 54%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Strong track record · 339 flights
Find Delta 2351 fares Opens this date on Aviasales
#2 · American 1438
7:05 AM → 11:52 AM3h 47m nonstop
Local times, typical schedule. Last flown 2026-05-20.
83%
chance on time
On time (history)
83%
Cancelled
0.0%
Avg arrival delay
10 min
- Arrived on time 83% of the time (169 flights, Jun 2025 to May 2026).
- Never cancelled in 169 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 3 to 6 PM: 54%).
- 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 · 169 flights
Find American 1438 fares Opens this date on Aviasales
#3 · American 1206
8:24 AM → 1:11 PM3h 47m nonstop
Local times, typical schedule. Last flown 2026-05-31.
78%
chance on time
On time (history)
82%
Cancelled
2.5%
Avg arrival delay
14 min
- Arrived on time 82% of the time (346 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 3 to 6 PM: 54%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Strong track record · 346 flights
Find American 1206 fares Opens this date on Aviasales
#4 · Delta 760
11:16 AM → 4:06 PM3h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Delta 362; its record covers all of them.
71%
chance on time
On time (history)
68%
Cancelled
0.0%
Avg arrival delay
20 min
- Arrived on time 68% of the time (157 flights, Jun 2025 to May 2026).
- Never cancelled in 157 scheduled flights.
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 157 flights
Find Delta 760 fares Opens this date on Aviasales
#5 · American 2763
9:03 AM → 1:46 PM3h 43m nonstop
Local times, typical schedule. Last flown 2026-04-06.
71%
chance on time
On time (history)
74%
Cancelled
1.0%
Avg arrival delay
12 min
- Arrived on time 74% of the time (104 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).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 104 flights
Find American 2763 fares Opens this date on Aviasales
#6 · American 1563
9:33 AM → 2:23 PM3h 50m nonstop
Local times, typical schedule. Last flown 2026-05-20.
70%
chance on time
On time (history)
76%
Cancelled
2.6%
Avg arrival delay
11 min
- Arrived on time 76% of the time (37 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).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
- Short track record (37 flights), so its score leans on the airline's record at this hour.
Limited track record · 37 flights
Find American 1563 fares Opens this date on Aviasales
#7 · American 1895
10:41 AM → 3:30 PM3h 49m nonstop
Local times, typical schedule. Last flown 2026-05-20.
69%
chance on time
On time (history)
77%
Cancelled
0.0%
Avg arrival delay
11 min
- Arrived on time 77% of the time (44 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Limited track record · 44 flights
Find American 1895 fares Opens this date on Aviasales
#8 · Delta 303
6:59 PM → 11:39 PM3h 42m nonstop
Local times, typical schedule. Last flown 2026-05-31.
68%
chance on time
On time (history)
70%
Cancelled
3.8%
Avg arrival delay
30 min
- Arrived on time 70% of the time (280 flights, Jun 2025 to May 2026).
- Cancelled 3.8% of the time (11 of 291).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 280 flights
Find Delta 303 fares Opens this date on Aviasales
#9 · American 849
10:30 AM → 3:13 PM3h 43m nonstop
Local times, typical schedule. Last flown 2026-04-06.
65%
chance on time
On time (history)
71%
Cancelled
2.8%
Avg arrival delay
18 min
- Arrived on time 71% of the time (172 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).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 172 flights
Find American 849 fares Opens this date on Aviasales
#10 · American 1148
12:30 PM → 5:14 PM3h 44m nonstop
Local times, typical schedule. Last flown 2026-04-06.
65%
chance on time
On time (history)
76%
Cancelled
4.6%
Avg arrival delay
17 min
- Arrived on time 76% of the time (146 flights, Jun 2025 to May 2026).
- Cancelled 4.6% of the time (7 of 153).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Lands inside BOS's trouble window: 79% of its 196 ground stops and delay programs started between noon and 6 PM.
Moderate track record · 146 flights
Find American 1148 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Delta Air Lines75%
860 flights · 77% on time as flown · 2.4% cancel
American Airlines63%
2,631 flights · 65% on time as flown · 3.1% cancel
JetBlue57%
261 flights · 56% on time as flown · 3.0% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM85%
975 flights · avg delay 11 min
9 AM to noon71%
708 flights · avg delay 20 min
Noon to 3 PM58%
666 flights · avg delay 34 min
3 to 6 PM54%
734 flights · avg delay 38 min
6 to 9 PM61%
701 flights · avg delay 34 min

Best day: Saturday (74%). Worst: Sunday (68%).

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

Late-arriving aircraft41%
Airline (crew, maintenance, boarding)30%
Air traffic control and airport volume25%
Severe weather4%

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 BOS questions

What time of day is best to fly DFW to BOS?: Before 9 AM: 85% of flights arrived on time, against 54% for departures 3 to 6 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 BOS?: Delta, with a season-adjusted 75% chance of operating and arriving on time over 860 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 BOS?: June (60% on time); the best was November (80%), 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.

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