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

Return flights

20 Sep - 14 Oct	LOT
22 Sep - 21 Oct	LOT
09 Sep - 30 Sep	FrenchBee
24 Sep - 07 Oct	Turkish Airlines
13 Sep - 20 Sep	LOT
22 Sep - 03 Oct	TAP
21 Sep - 01 Oct	FrenchBee
22 Sep - 06 Oct	TAP
30 Sep - 06 Oct	TAP
23 Sep - 30 Sep	Turkish Airlines
21 Sep - 04 Oct	FrenchBee
21 Sep - 28 Sep	FrenchBee
22 Sep - 01 Oct	United
17 Sep - 26 Sep	FrenchBee
20 Sep - 02 Oct	FrenchBee
16 Sep - 24 Sep	LOT
14 Sep - 28 Sep	Turkish Airlines
13 Sep - 30 Sep	LOT
19 Sep - 26 Sep	FrenchBee
17 Sep - 28 Sep	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 685€

Return flights