Cheapest return flights from Houston to Quito in May from $677

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

Return flights

18 May - 25 May Avianca
17 May - 24 May Avianca
20 May - 27 May Avianca
14 May - 21 May Avianca
18 May - 25 May United direct
20 May - 27 May United direct
15 May - 22 May Avianca
19 May - 30 May United direct
15 May - 22 May United direct
17 May - 24 May United direct

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

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