Direct link for airfare Houston to Karachi, Pakistan $875 get $8.76 in Orbucks Departure from: Houston (IAH) Destination: Karachi (KHI) Stops: Doha Airline(s): Qatar Airways Sample dates: Apr 13 - Apr 21 Total miles flown: 18,040 miles Fare class: O Cost per mile flown (as lower the ****ter): 4.8 Visa required: Yes Direct link for airfare Houston to Karachi, Pakistan $875 get $8.76 in Orbucks Use our guide - How to find the cheapest flights with ITA Matrix to find available dates. Want to pay even less? Get $440 off your travel purchase after signing up for the Barclaycard Arrival™...