Cheapest one-way flights from Houston to Karachi in December from $439

AirHint found the following cheapest one-way flights from Houston (IAH) to Karachi (KHI) in December 2025 (see full year).

One-Way flights

03 Dec Frontier Airlines
29 Dec jetBlue
07 Dec Frontier Airlines
11 Dec Spirit Airlines
15 Dec Spirit Airlines
24 Dec Spirit Airlines
14 Dec Spirit Airlines
12 Dec Air Canada
17 Dec Spirit Airlines
13 Dec Qatar Airways

Also check the deals for return flights from Houston to Karachi in December.

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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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