AirHint found the following cheapest return flights from Houston (IAH) to Guadalajara (GDL) in July 2025 (see full year).

Return flights

29 Jul - 12 Aug	Viva	direct
29 Jul - 15 Aug	Viva	direct
28 Jul - 12 Aug	Viva	direct
28 Jul - 15 Aug	Viva	direct
29 Jul - 18 Aug	Viva	direct
29 Jul - 17 Aug	Viva	direct
29 Jul - 14 Aug	Viva	direct
28 Jul - 18 Aug	Viva	direct
28 Jul - 17 Aug	Viva	direct
28 Jul - 14 Aug	Viva	direct
08 Jul - 24 Jul	Viva	direct
21 Jul - 24 Jul	Viva	direct
15 Jul - 24 Jul	Aeromexico
15 Jul - 24 Jul	Viva	direct
15 Jul - 25 Jul	Viva
08 Jul - 18 Jul	Viva	direct
14 Jul - 24 Jul	Viva	direct
08 Jul - 17 Jul	Viva	direct
08 Jul - 28 Jul	Viva	direct
08 Jul - 20 Jul	Viva	direct

Also check the deals for one-way flights from Houston to Guadalajara 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 Houston to Guadalajara in July from $216

Return flights