Cheapest return flights from Dallas-Fort Worth to Istanbul in December from 630€

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Istanbul (IST) in December 2025 (see full year).

Return flights

10 Dec - 08 Jan Frontier Airlines
13 Dec - 29 Jan Spirit Airlines
16 Dec - 10 Jan Spirit Airlines
14 Dec - 10 Jan Frontier Airlines
03 Dec - 17 Dec Frontier Airlines
13 Dec - 09 Jan Spirit Airlines
02 Dec - 27 Dec KLM
03 Dec - 08 Dec Frontier Airlines
02 Dec - 07 Dec Spirit Airlines
15 Dec - 10 Jan Frontier Airlines
04 Dec - 27 Dec Spirit Airlines
01 Dec - 07 Dec Frontier Airlines
29 Dec - 10 Jan Frontier Airlines
26 Dec - 17 Jan Turkish Airlines direct
24 Dec - 17 Jan Spirit Airlines
16 Dec - 08 Jan Spirit Airlines
10 Dec - 24 Dec Spirit Airlines
03 Dec - 17 Dec Turkish Airlines direct
10 Dec - 24 Dec Turkish Airlines direct
03 Dec - 08 Dec Turkish Airlines direct

Also check the deals for one-way flights from Dallas-Fort Worth to Istanbul in December.

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