Distance From Nashua Airport / Boire Field to George Bush Intercontinental Houston Airport, ASH - IAH Distance

The distance from Nashua Airport / Boire Field (ASH) to George Bush Intercontinental Houston Airport (IAH) is 1585 miles or 2550 kilometers or 1376 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Nashua ( United States ) to Houston ( United States )?

A one-way nonstop (direct) flight between Nashua and Houston takes around 3 hours 38 minutes.

Estimated flight time from Nashua Airport / Boire Field, Nashua, United States to George Bush Intercontinental Houston Airport, Houston, United States is 3 hours 38 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • ASH - IAH

Kilometers		2550 km
Statute Miles		1585 miles
Nautical Miles		1376 nm
Avg. Time of Flight		3 hours 38 minutes

Nashua Airport / Boire Field to George Bush Intercontinental Houston Airport Flight Route Map - ASH to IAH Flight Path

Location of Nashua Airport / Boire Field & George Bush Intercontinental Houston Airport is given below.
Click the map to view Nashua to Houston nonstop flight path and travel direction.

Click to see flight route on Google Map between Nashua, United States and Houston, United States. .

Nonstop flight route between Nashua, United States and Houston, United States.

Time Difference Between the Airports • ASH - IAH

Time difference between Nashua (United States) and Houston (United States) is 1 Hours.
Houston time is 1 Hours behind Nashua.

Location	Local Time
Nashua (United States)	2026-03-19, 21:05:45 EDT
Houston (United States)	2026-03-19, 20:05:45 CDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Nashua Airport / Boire Field (ASH / KASH) Nashua, United States

Destination

George Bush Intercontinental Houston Airport (IAH / KIAH) Houston, United States