Cheapest one-way flights from Nashville to Washington in August from $38

AirHint found the following cheapest one-way flights from Nashville (BNA) to Washington (IAD) in August 2025 (see full year).

One-Way flights

10 Aug Allegiant Air direct
03 Aug Allegiant Air direct
16 Aug Allegiant Air direct
17 Aug Allegiant Air direct
14 Aug Allegiant Air direct
28 Aug Allegiant Air direct
24 Aug Allegiant Air direct
09 Aug Allegiant Air direct
21 Aug Allegiant Air direct
13 Aug United direct

Also check the deals for return flights from Nashville to Washington in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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