What is the cheapest month to fly from Dulles to Southend?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Dulles (IAD) to Southend (SEN), with fares starting from $544.

What is the lowest current fare from IAD to SEN?

The lowest currently-listed fare from Dulles (IAD) to Southend (SEN) is $544 on 2026-09-06.

Is there a direct flight from Dulles to Southend?

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

Cheap flights from Dulles to Southend

Cheapest current fares: $544 in September 2026 on connecting flights.

Last updated August 9, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Dulles (IAD) to Southend (SEN). Refreshed daily.

Dulles (IAD) → Southend (SEN)

September 2026 $544
October 2026 $658

Frequently asked questions

What is the cheapest month to fly from Dulles to Southend?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Dulles (IAD) to Southend (SEN), with fares starting from $544.
What is the lowest current fare from IAD to SEN?

The lowest currently-listed fare from Dulles (IAD) to Southend (SEN) is $544 on 2026-09-06.
Is there a direct flight from Dulles to Southend?

There is currently no non-stop service from IAD to SEN. 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.