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DPA to PSM: distance & flight time
West Chicago (Dupage Airport) → Portsmouth (Portsmouth International at Pease Airport)
890 mi
1,432 km · 773 nm
2h 24m
estimated nonstop flight time
+1h
time difference · heading east
See live DPA→PSM fares Phone-only fares on this route — call free
Flight time details
890 miles nonstop takes roughly 2h 24m 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
- DPA — Dupage Airport · West Chicago, 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 DPA
- ORD · Chicago O'Hare International Airport18 mi away
- LOT · Lewis University Airport22 mi away
- PWK · Chicago Executive Airport23 mi away
- MDW · Chicago Midway International Airport27 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 DPA from PSM?
The flight distance from West Chicago (DPA) to Portsmouth (PSM) is 890 miles (1,432 km, 773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DPA to PSM?
A nonstop flight takes about 2h 24m 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 West Chicago and Portsmouth?
Portsmouth is 1 hour ahead of West Chicago.
What is the cheapest way to fly from DPA to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DPA–PSM that never appear on search engines, with no booking fees.