AirHint found the following cheapest return flights from Lisbon (LIS) to Sao Tome (TMS) in July 2026 (see full year).

Return flights

07 Jul - 15 Jul	TAAG Angola Airlines
07 Jul - 15 Jul	TAP	direct
01 Jul - 08 Jul	TAP
09 Jul - 15 Jul	TAAG Angola Airlines
21 Jul - 05 Aug	TAAG Angola Airlines
14 Jul - 26 Jul	TAP
19 Jul - 26 Jul	TAP
04 Jul - 11 Jul	TAP	direct
28 Jul - 05 Aug	TAP	direct
21 Jul - 05 Aug	TAP	direct
01 Jul - 31 Jul	TAP
21 Jul - 01 Aug	TAP	direct
18 Jul - 25 Jul	TAP	direct
01 Jul - 11 Jul	TAP
25 Jul - 01 Aug	TAP	direct
25 Jul - 08 Aug	TAP	direct

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

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 Lisbon to Sao Tome in July from $647

Return flights