DFW (Dallas) to IAD (Washington) flights arrive on time 77% of the time. The most reliable airline on this route is Frontier Airlines at 90%. The average delay is 72 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.DFW → IAD
DFW (Dallas) to IAD (Washington)
DFW → IAD on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is on time most of the time. About 77% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Frontier Airlines is significantly more reliable on this route at 90% on time vs American Airlines at 67%.
Airline Comparison
Frontier Airlines leads at 90% on time; American Airlines trails at 67%.
Accurate?
Good to know
Departing from DFW
77% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. DFW has long runway queues.
TSA is currently ~10 min. Best time: 4 AM (about 5 min).
DFW cancels 2.5% of flights — higher than average. Have a backup plan.
Arriving at IAD
83% on timeWhen flights into IAD are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at IAD: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Frontier Airlines owes you — refund rights, action plan, complaint email. Free.
Free flight briefing
Know before you go
Flying DFW → IAD? We'll brief you before takeoff.
Delay riskDOT stats + live data
TSA waitCurrent checkpoint lines
WeatherBoth airports
Gate & terminalLive updates
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated March 2026. Source: Bureau of Transportation Statistics.