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

Return flights

11 Sep - 18 Sep	LOT
22 Sep - 21 Oct	Austrian Airlines
24 Sep - 07 Oct	Turkish Airlines
23 Sep - 07 Oct	Turkish Airlines
16 Sep - 23 Sep	Lufthansa
16 Sep - 25 Sep	Air Canada
22 Sep - 07 Oct	LOT
25 Sep - 08 Oct	Turkish Airlines
30 Sep - 06 Oct	Turkish Airlines
13 Sep - 26 Sep	LOT
13 Sep - 24 Sep	LOT
16 Sep - 24 Sep	Air Canada
14 Sep - 26 Sep	Turkish Airlines
11 Sep - 04 Oct	LOT
13 Sep - 23 Sep	Lufthansa
09 Sep - 30 Sep	LOT
11 Sep - 30 Sep	LOT
09 Sep - 08 Oct	FrenchBee
25 Sep - 09 Oct	Turkish Airlines
20 Sep - 03 Oct	FrenchBee

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

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 September from $621

Return flights