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1,386 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 6–7 am 92% arrive on time from BWI
Best single flight UA 1898 BWI 06:00 → IAH 08:16 · 93% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
BWI
95
79
87
70
73
49
56
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.

United (incl. SkyWest, Mesa) 906 85% 1.3% 76 min
Spirit 331 76% 2.4% 103 min
Frontier 149 – 6.0% 96 min

Dimmed: fewer than 150 flights in the year, too few to rank.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.

UA 1898 BWI 06:00 IAH 08:16 93%

All 4 flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.

UA 1898 BWI 06:00 IAH 08:16 3h 16m 206 93% 2.4% 61 min
UA 743 BWI 12:55 IAH 15:11 3h 16m 52 86% 1.9% 47 min
UA 2095 BWI 15:03 IAH 17:19 3h 16m 118 65% 0.0% 66 min
F9 3067 BWI 16:44 IAH 19:07 3h 28m 149 61% 6.0% 96 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.

United BWI IAH 3h 32m 85% 1.3% 906 Flying now
Frontier BWI IAH 3h 28m 61% 6.0% 149 Flying now
Spirit BWI IAH 3h 33m 76% 2.4% 331 Not flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON