Cheapest return flights from Houston to Lisbon in April from 661€

Best time to book flights for Houston (IAH) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Houston (IAH) to Lisbon (LIS) in April 2025 (see full year).

Return flights

02 Apr - 08 Apr Lufthansa
09 Apr - 16 Apr Turkish Airlines
16 Apr - 23 Apr Turkish Airlines
25 Apr - 04 May Frontier Airlines
14 Apr - 21 Apr Turkish Airlines
21 Apr - 28 Apr Turkish Airlines
02 Apr - 23 Apr Turkish Airlines
16 Apr - 22 Apr Turkish Airlines
01 Apr - 09 Apr British Airways
02 Apr - 14 Apr Air France
06 Apr - 13 Apr Spirit Airlines

Also check the deals for one-way flights from Houston to Lisbon in April.

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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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