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CPR to PMH: distance & flight time
Casper (Casper-Natrona County International Airport) → Portsmouth (Greater Portsmouth Regional Airport)
1,261 mi
2,029 km · 1,096 nm
3h 12m
estimated nonstop flight time
—
time difference · heading east
See live CPR→PMH fares Phone-only fares on this route — call free
Flight time details
1,261 miles nonstop takes roughly 3h 12m 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
- CPR — Casper-Natrona County International Airport · Casper, United States
- PMH — Greater Portsmouth Regional Airport · Portsmouth, 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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
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
Frequently asked questions
How far is CPR from PMH?
The flight distance from Casper (CPR) to Portsmouth (PMH) is 1,261 miles (2,029 km, 1,096 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to PMH?
A nonstop flight takes about 3h 12m 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 CPR to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–PMH that never appear on search engines, with no booking fees.