AirHint found the following cheapest return flights from Houston (IAH) to Salzburg (SZG) in May 2026 (see full year).

Return flights

05 May - 13 May	Lufthansa
10 May - 18 May	Lufthansa
06 May - 13 May	Lufthansa
04 May - 12 May	Lufthansa
11 May - 19 May	Lufthansa
02 May - 10 May	British Airways
09 May - 17 May	British Airways
06 May - 14 May	Lufthansa
08 May - 15 May	Lufthansa
12 May - 20 May	Lufthansa
25 May - 02 Jun	British Airways
31 May - 08 Jun	Spirit Airlines
26 May - 03 Jun	Spirit Airlines
27 May - 04 Jun	Lufthansa
28 May - 05 Jun	Spirit Airlines
24 May - 01 Jun	Spirit Airlines
29 May - 06 Jun	Spirit Airlines
30 May - 07 Jun	Condor

Also check the deals for one-way flights from Houston to Salzburg in May.

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 Houston to Salzburg in May from $551

Return flights