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PMH to ORD: distance & flight time

Portsmouth (Greater Portsmouth Regional Airport) → Chicago (Chicago O'Hare International Airport)

343 mi
552 km · 298 nm
1h 22m
estimated nonstop flight time
—
time difference · heading northwest
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Flight time details

343 miles nonstop takes roughly 1h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is PMH from ORD?

The flight distance from Portsmouth (PMH) to Chicago (ORD) is 343 miles (552 km, 298 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from PMH to ORD?

A nonstop flight takes about 1h 22m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the cheapest way to fly from PMH to ORD?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–ORD that never appear on search engines, with no booking fees.
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