Cheapest return flights from Houston to Lisbon in July from 756€

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 July 2025 (see full year).

Return flights

05 Jul - 12 Jul Frontier Airlines
23 Jul - 30 Jul Spirit Airlines
16 Jul - 23 Jul Spirit Airlines
01 Jul - 08 Jul Spirit Airlines
22 Jul - 29 Jul Spirit Airlines
15 Jul - 22 Jul Spirit Airlines
15 Jul - 19 Jul Spirit Airlines
08 Jul - 15 Jul Air Canada
03 Jul - 10 Jul Spirit Airlines
02 Jul - 09 Jul Air Canada
31 Jul - 07 Aug Air Canada
26 Jul - 02 Aug Spirit Airlines
23 Jul - 10 Aug Air Canada
27 Jul - 02 Aug Spirit Airlines

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

Skyscanner

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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