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PMH to DCA: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Washington (Ronald Reagan Washington National Airport)
313 mi
503 km · 272 nm
1h 17m
estimated nonstop flight time
—
time difference · heading east
See live PMH→DCA fares Phone-only fares on this route — call free
Flight time details
313 miles nonstop takes roughly 1h 17m gate to gate, flying east. 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.
The two airports
- PMH — Greater Portsmouth Regional Airport · Portsmouth, United States
- DCA — Ronald Reagan Washington National Airport · Washington, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near PMH
- HTS · Tri-State/Milton J. Ferguson Field36 mi away
- ATO · Ohio University Snyder Field42 mi away
- ILN · Wilmington Airpark65 mi away
- LCK · Rickenbacker International Airport67 mi away
Near DCA
Frequently asked questions
How far is PMH from DCA?
The flight distance from Portsmouth (PMH) to Washington (DCA) is 313 miles (503 km, 272 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to DCA?
A nonstop flight takes about 1h 17m 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 DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–DCA that never appear on search engines, with no booking fees.