Cheapest return DFW–IST flights, May

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Istanbul (IST) in May 2026 (see full year).

Return flights

09 May - 19 May Frontier Airlines
04 May - 12 May KLM
05 May - 12 May KLM
14 May - 26 May Spirit Airlines
19 May - 01 Jun Frontier Airlines
06 May - 17 May Qatar Airways
28 May - 04 Jun KLM
28 May - 25 Jun KLM
26 May - 07 Jun KLM
19 May - 21 May KLM
14 May - 18 May Air France
14 May - 28 May Air France
01 May - 15 May Turkish Airlines direct
23 May - 01 Jun WestJet
02 May - 13 May Frontier Airlines
31 May - 11 Jun Frontier Airlines
25 May - 09 Jun Frontier Airlines
25 May - 07 Jun Air France
20 May - 15 Jun WestJet
22 May - 21 Jun Spirit Airlines

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

Powered by

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.