AirHint found the following cheapest return flights from Washington (IAD) to Tunis (TUN) in July 2025 (see full year).

Return flights

29 Jul - 20 Aug	ITA Airways
22 Jul - 21 Aug	ITA Airways
22 Jul - 05 Aug	ITA Airways
13 Jul - 29 Jul	Frontier Airlines
23 Jul - 20 Aug	TAP
15 Jul - 05 Aug	ITA Airways
08 Jul - 24 Jul	ITA Airways
07 Jul - 31 Jul	ITA Airways
20 Jul - 20 Aug	Air France
07 Jul - 26 Jul	Royal Air Maroc
10 Jul - 10 Aug	Royal Air Maroc

Also check the deals for one-way flights from Washington to Tunis in July.

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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Cheapest return flights from Washington to Tunis in July from $996

Return flights