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

Based on current 6-month forward fare data, November 2026 is the cheapest month to fly from Dulles (IAD) to Tucson (TUS), with fares starting from $358.

What is the lowest current fare from IAD to TUS?

The lowest currently-listed fare from Dulles (IAD) to Tucson (TUS) is $358 on 2026-11-24.

Is there a direct flight from Dulles to Tucson?

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

Cheap flights from Dulles to Tucson

Cheapest current fares: $358 in November 2026 on connecting flights.

Last updated August 1, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Dulles (IAD) to Tucson (TUS). Refreshed daily.

Dulles (IAD) → Tucson (TUS)

November 2026 $358
August 2026 $367

Frequently asked questions

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

Based on current 6-month forward fare data, November 2026 is the cheapest month to fly from Dulles (IAD) to Tucson (TUS), with fares starting from $358.
What is the lowest current fare from IAD to TUS?

The lowest currently-listed fare from Dulles (IAD) to Tucson (TUS) is $358 on 2026-11-24.
Is there a direct flight from Dulles to Tucson?

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