BUF → IADBuffalo to Washington

live

Direct flights from Buffalo (BUF) to Washington (IAD): 7 nonstop departures observed each week across 1 airline. 80% of the last 25 operated flights arrived within 15 minutes of schedule. The median arrival is 17 minutes early. No cancellations were recorded across the 25 tracked flights. The nonstop covers 457 km, an estimated 1 hour 5 minutes in the air. Measured by Pro Flight Search from live flight boards at Buffalo and Washington. Updated 26 October 2026 at 19:18 UTC.

Today, BUF → IAD

Mon 26 Oct · local times
  1. 06:00 UA4390United Left 06:08 +8 Landed 06:49 −39
  2. 10:35 UA3991United Sched 10:35Departure not confirmed by the board IAD 11:55scheduled
  3. 10:35 YV3991Mesa Airlines Left 10:44 +9 Landed 11:39 +18
  4. 14:55 UA4291United Left 14:57 IAD est. 15:54In the air · sched 16:21

Checked BUF board 15:18 · IAD board 15:18

BUF Buffalo smooth · +9
IAD Washington smooth · +0
457 km · ~1h 05m est.
dep bank 06:00–19:597x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
80% on time

of the last 25 operated BUF → IAD flights arrived within 15 minutes

Median arrival delay is −17 min. 0 of 25 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−17 minacross the last 25 operated legs
Flight time~1h 05mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 25

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United 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
United AirlinesUA87% on time

Flights UA4390 06:00 Mo Su · UA4468 06:00 Mo Th Fr Su · UA4192 10:10 daily · UA4291 15:05 Mo Tu We Th Fr Su

History

operated legs · board outcomes
10-26UA4291dep +2 → arr−27
10-26UA4390dep +8 → arr−39
10-26YV3991dep +9 → arr+18
10-25UA4255dep +2 → arr−31
10-25UA4270dep +7 → arr−35
10-25UA4291dep +29 → arr−9
10-25UA4390dep +12 → arr−18
10-24UA4170dep +11 → arr−20
10-24UA4192dep +188 → arr+161
10-23AC7021dep +7 → arr+17
10-23UA4170dep −2 → arr−31
10-23UA4192dep +4 → arr−19
10-23UA4291dep +3 → arr−2
10-23UA4468dep +23 → arr−5
10-22UA4170dep −2 → arr−25
10-22UA4192dep +4 → arr−16
10-22UA4291dep +1 → arr−18
10-22UA4468dep +6 → arr−28
10-21UA4170dep +77 → arr+44
10-21UA4192dep −1 → arr−29
10-21UA4291dep +5 → arr−16
10-20UA4170dep +15 → arr−17
10-20UA4291dep +14 → arr−6
10-19UA4170departed+5
10-19UA4192departed+126

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
BUFBuffalo +9 min smooth 🌤 overcast · NW 7 kt Full BUF delay board →
IADWashington +0 min smooth 🌤 clear · W 6 kt Full IAD delay board →

Weather lens

Current conditions put the pressure at BUF: 39% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Buffalo to Washington route actually runs

Pro Flight Search records official board updates for nonstop BUF to IAD 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 — Buffalo (BUF) to Washington (IAD) route reliability, measured from operated flights on official airport boards.

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

BUF to IAD questions

Is BUF–IAD running on time right now?

Smooth skies ahead. The departure side at BUF is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on BUF–IAD?

Operators schedule morning departures around 06:00 and evening departures around 19:59 from BUF. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAD delay card to confirm conditions when you'd arrive.

How long is the flight from BUF to IAD?

Great-circle distance is 457 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 62–69 min gate-to-gate on this route.

How often does BUF–IAD fly?

United Airlines runs the route with about 26 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.