What is the cheapest month to fly from Westchester County to Dulles?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Westchester County (HPN) to Dulles (IAD), with fares starting from $145.

What is the lowest current fare from HPN to IAD?

The lowest currently-listed fare from Westchester County (HPN) to Dulles (IAD) is $145 on 2026-09-09.

Is there a direct flight from Westchester County to Dulles?

There is currently no non-stop service from HPN to IAD. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Westchester County to Dulles

Cheapest current fares: $145 in September 2026 on connecting flights.

Last updated August 11, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Westchester County (HPN) to Dulles (IAD). Refreshed daily.

Westchester County (HPN) → Dulles (IAD)

September 2026 $145

Frequently asked questions

What is the cheapest month to fly from Westchester County to Dulles?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Westchester County (HPN) to Dulles (IAD), with fares starting from $145.
What is the lowest current fare from HPN to IAD?

The lowest currently-listed fare from Westchester County (HPN) to Dulles (IAD) is $145 on 2026-09-09.
Is there a direct flight from Westchester County to Dulles?

There is currently no non-stop service from HPN to IAD. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.