AirHint found the following cheapest return flights from Newark (EWR) to Tbilisi (TBS) in August 2025 (see full year).

Return flights

18 Aug - 11 Sep	LOT
17 Aug - 11 Sep	LOT
23 Aug - 25 Sep	Austrian Airlines
17 Aug - 30 Sep	Lufthansa
20 Aug - 07 Sep	LOT
23 Aug - 23 Sep	Austrian Airlines
26 Aug - 06 Sep	LOT
23 Aug - 06 Sep	TAP
21 Aug - 28 Aug	SWISS
18 Aug - 02 Sep	SWISS
18 Aug - 25 Aug	United
18 Aug - 24 Aug	United
27 Aug - 30 Aug	LOT
28 Aug - 31 Aug	Turkish Airlines
23 Aug - 29 Aug	FrenchBee
29 Aug - 01 Sep	FrenchBee
23 Aug - 31 Aug	British Airways

Also check the deals for one-way flights from Newark to Tbilisi in August.

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 Newark to Tbilisi in August from 666€

Return flights