Need help booking?
Unpublished phone-only deals available
MKE to PSM: distance & flight time
Milwaukee (General Mitchell International Airport) → Portsmouth (Portsmouth International at Pease Airport)
861 mi
1,386 km · 748 nm
2h 20m
estimated nonstop flight time
+1h
time difference · heading east
See live MKE→PSM fares Phone-only fares on this route — call free
Flight time details
861 miles nonstop takes roughly 2h 20m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- MKE — General Mitchell International Airport · Milwaukee, United States
- PSM — Portsmouth International at Pease 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 MKE
- MWC · Lawrence J Timmerman Airport13 mi away
- RAC · John H Batten Airport14 mi away
- ENW · Kenosha Regional Airport24 mi away
- ORD · Chicago O'Hare International Airport67 mi away
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is MKE from PSM?
The flight distance from Milwaukee (MKE) to Portsmouth (PSM) is 861 miles (1,386 km, 748 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MKE to PSM?
A nonstop flight takes about 2h 20m 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 time difference between Milwaukee and Portsmouth?
Portsmouth is 1 hour ahead of Milwaukee.
What is the cheapest way to fly from MKE to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MKE–PSM that never appear on search engines, with no booking fees.